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Technical Specification Flygt 3127, 50Hz

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Page 1: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Technical Specification

Flygt 3127, 50Hz

Page 2: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Table of Contents

1 C-pump, Standard Motor.......................................................................................................... 31.1 Product description............................................................................................................. 31.2 Motor rating and performance curves.............................................................................. 5

2 C-pump, Premium Efficiency Motor (IE3)................................................................................92.1 Product description............................................................................................................. 92.2 Motor rating and performance curves............................................................................ 11

3 D-pump......................................................................................................................................153.1 Product description........................................................................................................... 153.2 Motor rating and performance curves............................................................................ 17

4 F-pump, Standard Motor.........................................................................................................204.1 Product description 3127.182/.091................................................................................ 204.2 Product description 3127.350/.390................................................................................ 234.3 Motor rating and performance curves 3127.182/.091................................................. 254.4 Motor rating and performance curves 3127.350/.390................................................. 26

5 F-pump, Premium Efficiency Motor (IE3).............................................................................. 305.1 Product description........................................................................................................... 30

5.1.1 Motor rating and performance curves.....................................................................32

6 H-pump...................................................................................................................................... 366.1 Product description........................................................................................................... 366.2 Motor rating and performance curves............................................................................ 38

7 L-pump.......................................................................................................................................407.1 Product description........................................................................................................... 407.2 Motor rating and performance curves............................................................................ 42

8 M-pump..................................................................................................................................... 448.1 Product description........................................................................................................... 448.2 Motor rating and performance curves............................................................................ 46

9 N-pump, Standard Motor........................................................................................................489.1 Product description........................................................................................................... 489.2 Motor rating and performance curves 3127.060/.070/.161/.191/.761/.771.............519.3 Motor rating and performance curves 3127.185/.095................................................. 57

10 N-pump, Premium Efficiency Motor (IE3)...........................................................................6210.1 Product description.........................................................................................................6210.2 Motor rating and performance curves 3127.820/.830............................................... 6510.3 Motor rating and performance curves 3127.901/.911/.920/.930/.961/.971...........69

11 P-pump.................................................................................................................................... 7411.1 Product description.........................................................................................................7411.2 Motor rating and performance curves..........................................................................76

Table of Contents

Flygt 3127, 50Hz Technical Specification 1

Page 3: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

12 Dimensions and Weight, C-pump....................................................................................... 7812.1 Drawings...........................................................................................................................78

13 Dimensions and Weight, D-pump....................................................................................... 8613.1 Drawings...........................................................................................................................86

14 Dimensions and Weight, F-pump........................................................................................8814.1 Drawings...........................................................................................................................88

15 Dimensions and Weight, H-pump....................................................................................... 9515.1 Drawings...........................................................................................................................95

16 Dimensions and Weight, M-pump.......................................................................................9616.1 Drawings...........................................................................................................................96

17 Dimensions and Weight, N-pump....................................................................................... 9717.1 Drawings...........................................................................................................................97

18 Dimensions and Weight, P-pump......................................................................................11118.1 Drawings.........................................................................................................................111

Table of Contents

2 Flygt 3127, 50Hz Technical Specification

Page 4: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

1 C-pump, Standard Motor1.1 Product description

Usage

A submersible pump for wastewater containing solids or fibered material, clean water, orsurface water.

Denomination

Type Non-explosion proofversion

Explosion proofversion

Pressure class Installation types

Gray iron 3127.182 3127.091 • LT — Low head• MT — Medium

head• HT — High head

P, S, T, Z

The pump can be used in the following installations:

P Semipermanent, wet well arrangement with the pump installed on two guide bars. Theconnection to the discharge is automatic.

S Portable semipermanent, wet well arrangement with hose coupling or flange forconnection to the discharge pipeline.

T Vertical permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Z Horizontal permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Liquid temperature, warm water version Maximum 70°C (158°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

1 C-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 3

Page 5: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Motor data

Feature Description

Motor type Squirrel-cage induction motor

Frequency 50 Hz

Power supply 3-phase

Starting method • Direct on-line• Star-delta• Soft starter• Variable Frequency Drive (VFD)

Number of starts per hour Maximum 30

Code compliance IEC 60034-1

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Flygt SUBCAB® - a heavy duty 7 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 7G6 mm2 with unscreenedcontrol cores.

Variable Frequency drive Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screenedcontrol cores. Conductor insulation rating of 90°C, whichallows for increased current. Superior mechanicalstrength and high abrasion and tear resistant. Chemicalresistant within pH 3-10 and ozone, oil, and flameresistant. Used up to 70°C water temperature.

Monitoring equipment

Thermal contacts opening temperature 125°C (257°F)

Materials

Table 1: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing Cast iron, gray 35B GJL-250

Impeller, alternative 1 Cast iron, gray 35B GJL-250

Impeller, alternative 2 Cast iron, gray 30B GJL-200

1 C-pump, Standard Motor

4 Flygt 3127, 50Hz Technical Specification

Page 6: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Denomination Material ASTM EN

Wear ring, alternative 1 Nitrile rubber (NBR) - -

Wear ring, alternative 2 Bronze C924 CC491K, CC492K

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

O-rings, alternative 1 Nitrile rubber (NBR) 70° IRH - -

O-rings, alternative 2 Fluorinated rubber (FPM)70° IRH

- -

Oil, part no 901752 Medical white oil of paraffintype. Fulfills FDA 172.878(a)

- -

Table 2: Mechanical seals

Alternative Inner seal Outer seal

1 Aluminum oxide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

2 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

3 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Silicon carbide/ Silicon carbide

Surface treatment

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Warm liquid version (non-explosion proof versions)• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

1.2 Motor rating and performance curvesThese are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

1 C-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 5

Page 7: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

LT

WS005061A

Table 3: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4 5.4 412 1465 9.4 73 0.74 T,Z

4 5.4 442 1465 9.4 73 0.74 T,Z

4.7 6.3 411 1445 9.6 56 0.86 P,S

4.7 6.3 412 1445 9.6 56 0.86 P,S

4.7 6.3 442 1445 9.6 56 0.86 P,S

4.7 6.3 411 1460 10 73 0.78 P,S

4.7 6.3 412 1460 10 73 0.78 P,S

4.7 6.3 442 1460 10 73 0.78 P,S

4.7 6.3 411 1460 11 76 0.76 T,Z

4.7 6.3 412 1460 11 76 0.76 T,Z

4.7 6.3 442 1460 11 76 0.76 T,Z

5.9 7.9 410 1450 12 77 0.84 P,S

5.9 7.9 411 1450 12 77 0.84 P,S

5.9 7.9 412 1450 12 77 0.84 P,S

5.9 7.9 441 1450 12 77 0.84 P,S

5.9 7.9 442 1450 12 77 0.84 P,S

1 C-pump, Standard Motor

6 Flygt 3127, 50Hz Technical Specification

Page 8: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

MT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 60 70 800

2

4

6

8

10

12

14

16

18

0

2

4

6

MT

430

430

430

430

430

430

431

431

431

431

431

431

431

431

431

431

431

431

431

431

431

431

431

431

432

432

432

432

432

432

432

432

432

432

432

432

432

432

432

432

432

432

433

433

433

433

433

433

433

433

433

433

433

433

433

433

433

433

433

433

433

433

433

433

433

433

434434434434434434434434434434434434

434

WS005062B

Table 4: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4 5.4 432 1455 8.3 56 0.84 T,Z

4 5.4 433 1455 8.3 56 0.84 T,Z

4 5.4 434 1455 8.3 56 0.84 T,Z

4.7 6.3 431 1445 9.6 56 0.86 P,S

4.7 6.3 432 1445 9.6 56 0.86 P,S

4.7 6.3 433 1445 9.6 56 0.86 P,S

4.7 6.3 434 1445 9.6 56 0.86 P,S

4.7 6.3 431 1460 11 76 0.76 T,Z

4.7 6.3 432 1460 11 76 0.76 T,Z

4.7 6.3 433 1460 11 76 0.76 T,Z

4.7 6.3 434 1460 11 76 0.76 T,Z

5.9 7.9 430 1450 12 77 0.84 P,S

5.9 7.9 431 1450 12 77 0.84 P,S

5.9 7.9 432 1450 12 77 0.84 P,S

5.9 7.9 433 1450 12 77 0.84 P,S

5.9 7.9 434 1450 12 77 0.84 P,S

1 C-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 7

Page 9: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

HT

WS005063A

Table 5: 400 V, 50 Hz, 3–phase

Rated powerkW

Rated powerhp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4 5.4 483 1465 9.4 73 0.74 T,Z

4 5.4 484 1465 9.4 73 0.74 T,Z

4 5.4 485 1465 9.4 73 0.74 T,Z

4.7 6.3 483 1445 9.6 56 0.86 P,S

4.7 6.3 484 1445 9.6 56 0.86 P,S

4.7 6.3 485 1445 9.6 56 0.86 P,S

4.7 6.3 483 1460 11 76 0.76 T,Z

4.7 6.3 484 1460 11 76 0.76 T,Z

4.7 6.3 485 1460 11 76 0.76 T,Z

5.9 7.9 480 1450 12 77 0.84 P,S

5.9 7.9 481 1450 12 77 0.84 P,S

5.9 7.9 483 1450 12 77 0.84 P,S

5.9 7.9 484 1450 12 77 0.84 P,S

5.9 7.9 485 1450 12 77 0.84 P,S

7.4 9.9 250 2900 14 114 0.91 P,S

1 C-pump, Standard Motor

8 Flygt 3127, 50Hz Technical Specification

Page 10: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

2 C-pump, Premium EfficiencyMotor (IE3)2.1 Product description

Usage

A submersible pump for wastewater containing solids or fibered material, clean water, orsurface water.

Denomination

Type Non-explosion proofversion

Explosion proofversion

Pressure class Installation types

Gray iron 3127.800 3127.810 LT — Low headMT — Medium headHT — High head

P, S, T, Z

Installation types

The pump can be used in the following installations:

P Semipermanent, wet well arrangement with the pump installed on two guide bars. Theconnection to the discharge is automatic.

S Portable semipermanent, wet well arrangement with hose coupling or flange forconnection to the discharge pipeline.

T Vertical permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Z Horizontal permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

2 C-pump, Premium Efficiency Motor (IE3)

Flygt 3127, 50Hz Technical Specification 9

Page 11: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Motor data

Feature Description

Motor type Line started permanent magnet motor (LSPM)

Frequency 50 Hz

Power supply 3-phase

Starting method • Direct on-line• Star-delta• Soft starter• Variable Frequency Drive (VFD)

Number of starts per hour Maximum 30

Code compliance IEC 60034-1

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Flygt SUBCAB® - a heavy duty 7 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 7G6 mm2 with unscreenedcontrol cores.

Variable Frequency drive Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screenedcontrol cores. Conductor insulation rating of 90°C, whichallows for increased current. Superior mechanicalstrength and high abrasion and tear resistant. Chemicalresistant within pH 3-10 and ozone, oil, and flameresistant. Used up to 70°C water temperature.

Monitoring equipment

Thermal contacts opening temperature 125°C (257°F)

Materials

Table 6: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing Cast iron, gray 35B GJL-250

Impeller, alternative 1 Cast iron, gray 35B GJL-250

Impeller, alternative 2 Cast iron, gray 30B GJL-200

2 C-pump, Premium Efficiency Motor (IE3)

10 Flygt 3127, 50Hz Technical Specification

Page 12: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Denomination Material ASTM EN

Wear ring, alternative 1 Nitrile rubber (NBR) - -

Wear ring, alternative 2 Bronze C924 CC491K, CC492K

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

O-rings, alternative 1 Nitrile rubber (NBR) 70° IRH - -

O-rings, alternative 2Fluorinated rubber (FPM)70° IRH - -

Oil, part no 901752

Medical white oil of paraffintype. Fulfills FDA 172.878(a) - -

Table 7: Mechanical seals

Alternative Inner seal Outer seal

1 Aluminum oxide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

2 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

3 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Silicon carbide/ Silicon carbide

Surface treatment

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

2.2 Motor rating and performance curvesThese are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

2 C-pump, Premium Efficiency Motor (IE3)

Flygt 3127, 50Hz Technical Specification 11

Page 13: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

LT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 60 70 80 900

2

4

6

8

10

12

2

3

4

5

LT

411

411

411

411

411

411

412

412

412

412

412

442

442

442

442

442

442

WS004724A

Table 8: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

5 6.7 411 1500 8.9 76 0.89 P,S

5 6.7 412 1500 8.9 76 0.89 P,S

5 6.7 442 1500 8.9 76 0.89 P,S

5.5 7.4 411 1500 9.6 76 0.9 T,Z

5.5 7.4 412 1500 9.6 76 0.9 T,Z

5.5 7.4 442 1500 9.6 76 0.9 T,Z

6.5 8.7 411 1500 11 76 0.91 P,S

6.5 8.7 412 1500 11 76 0.91 P,S

6.5 8.7 442 1500 11 76 0.91 P,S

2 C-pump, Premium Efficiency Motor (IE3)

12 Flygt 3127, 50Hz Technical Specification

Page 14: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

MT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 600

2

4

6

8

10

12

14

16

2

3

4

5

MT

431

431

431431432

432

433

433

434

434

WS004725A

Table 9: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

5 6.7 431 1500 8.9 76 0.89 P,S

5 6.7 432 1500 8.9 76 0.89 P,S

5 6.7 433 1500 8.9 76 0.89 P,S

5 6.7 434 1500 8.9 76 0.89 P,S

5.5 7.4 431 1500 9.6 76 0.9 T,Z

5.5 7.4 432 1500 9.6 76 0.9 T,Z

5.5 7.4 433 1500 9.6 76 0.9 T,Z

5.5 7.4 434 1500 9.6 76 0.9 T,Z

6.5 8.7 431 1500 11 76 0.91 P,S

6.5 8.7 432 1500 11 76 0.91 P,S

6.5 8.7 433 1500 11 76 0.91 P,S

6.5 8.7 434 1500 11 76 0.91 P,S

2 C-pump, Premium Efficiency Motor (IE3)

Flygt 3127, 50Hz Technical Specification 13

Page 15: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

HT

Q [l/s]

H [m]

2P [kW]

0 5 10 15 20 25 30 35 40 450

4

8

12

16

20

2

3

4

5

HT

483

483

484

484

485

485

WS004726A

Table 10: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

5 6.7 483 1500 8.9 76 0.89 P,S

5 6.7 484 1500 8.9 76 0.89 P,S

5 6.7 485 1500 8.9 76 0.89 P,S

5.5 7.4 483 1500 9.6 76 0.9 T,Z

5.5 7.4 484 1500 9.6 76 0.9 T,Z

5.5 7.4 485 1500 9.6 76 0.9 T,Z

6.5 8.7 483 1500 11 76 0.91 P,S

6.5 8.7 484 1500 11 76 0.91 P,S

6.5 8.7 485 1500 11 76 0.91 P,S

2 C-pump, Premium Efficiency Motor (IE3)

14 Flygt 3127, 50Hz Technical Specification

Page 16: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

3 D-pump3.1 Product description

Usage

A submersible pump, with vortex hydraulic, for liquids containing solids and abrasivemedia, or light wastewater.

Denomination

Type Non-explosion proofversion

Explosion proofversion

Pressure class Installation types

Gray iron 3127.182 3127.091 • MT — Mediumhead

• HT — High head

P

The pump can be used in the following installations:

P Semipermanent, wet well arrangement with the pump installed on two guide bars. Theconnection to the discharge is automatic.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Liquid temperature, warm water version Maximum 70°C (158°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

Motor data

Feature Description

Motor type Squirrel-cage induction motor

Frequency 50 Hz

Power supply 3-phase

Starting method • Direct on-line• Star-delta• Soft starter• Variable Frequency Drive (VFD)

3 D-pump

Flygt 3127, 50Hz Technical Specification 15

Page 17: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Feature Description

Number of starts per hour Maximum 30

Code compliance IEC 60034-1

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screenedcontrol cores. Conductor insulation rating of 90°C, whichallows for increased current. Superior mechanicalstrength and high abrasion and tear resistant. Chemicalresistant within pH 3-10 and ozone, oil, and flameresistant. Used up to 70°C water temperature.

Variable Frequency drive Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screenedcontrol cores. Conductor insulation rating of 90°C, whichallows for increased current. Superior mechanicalstrength and high abrasion and tear resistant. Chemicalresistant within pH 3-10 and ozone, oil, and flameresistant. Used up to 70°C water temperature.

Monitoring equipment

Thermal contacts opening temperature 125°C (257°F)

Materials

Table 11: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing,alternative 1

Cast iron, gray 35B GJL-250

Pump housing,alternative 2

Cast iron, gray 35B GJL-250

Impeller, alternative 1 Cast iron, gray 35B GJL-250

Impeller, alternative 2 Cast iron, gray 35B GJL-250

Impeller, alternative 3 Cast iron, gray 30B GJL-200

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

O-rings, alternative 1 Nitrile rubber (NBR) 70° IRH - -

3 D-pump

16 Flygt 3127, 50Hz Technical Specification

Page 18: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Denomination Material ASTM EN

O-rings, alternative 2 Fluorinated rubber (FPM)70° IRH

- -

Oil, part no 901752 Medical white oil of paraffintype. Fulfills FDA 172.878(a)

- -

Table 12: Mechanical seals

Alternative Inner seal Outer seal

1 Aluminum oxide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

2 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

3 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Silicon carbide/ Silicon carbide

Surface treatment

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Warm liquid version (non-explosion proof versions)• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

3.2 Motor rating and performance curvesThese are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

3 D-pump

Flygt 3127, 50Hz Technical Specification 17

Page 19: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

MT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 500

2

4

6

8

10

12

14

16

234567

MT

400

400

401

401

445

445

446

446

470

470

471

471

472

472

WS005081B

Table 13: 400 V, 50 Hz, 3–phase

Rated power,kW

Ratedpower, hp

Curve/ImpellerNo

Revolutionsper minute,rpm

Ratedcurrent,A

Startingcurrent, A

Powerfactor, cosφ

Installation

4.7 6.3 401 1460 10 73 0.78 P

4.7 6.3 446 1460 10 73 0.78 P,S

4.7 6.3 446 1460 11 76 0.76 T,Z

4.7 6.3 471 1460 10 73 0.78 P

4.7 6.3 472 1460 10 73 0.78 P

5.9 7.9 400 1450 13 76 0.81 P

5.9 7.9 401 1450 13 76 0.81 P

5.9 7.9 445 1450 13 76 0.81 P,S

5.9 7.9 446 1450 13 76 0.81 P,S

5.9 7.9 470 1450 13 76 0.81 P

5.9 7.9 471 1450 13 76 0.81 P

5.9 7.9 472 1450 13 76 0.81 P

3 D-pump

18 Flygt 3127, 50Hz Technical Specification

Page 20: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

HT

Q [l/s]

H [m]

2P [kW]

0 5 10 15 20 25 30 350

5

10

15

20

25

4

6

8

10

HT

205

205

206

206

207

207

275

275

276

276

277

277

286

286

287

287

WS005082B

Table 14: 400 V, 50 Hz, 3–phase

Rated power,kW

Ratedpower, hp

Curve/ImpellerNo

Revolutionsper minute,rpm

Ratedcurrent,A

Startingcurrent, A

Powerfactor, cosφ

Installation

7.4 9.9 205 2900 14 114 0.89 P,S

7.4 9.9 206 2900 14 114 0.89 P,S

7.4 9.9 207 2900 14 114 0.89 P,S

7.4 9.9 275 2900 14 114 0.89 P,S

7.4 9.9 276 2900 14 114 0.89 P,S

7.4 9.9 277 2900 14 114 0.89 P,S

7.4 9.9 286 2900 14 114 0.89 P,S

7.4 9.9 287 2900 14 114 0.89 P,S

3 D-pump

Flygt 3127, 50Hz Technical Specification 19

Page 21: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

4 F-pump, Standard Motor4.1 Product description 3127.182/.091

Usage

A submersible pump for liquid manure, or heavily contaminated sewage and sludge. Theimpeller is S-shaped and has a cutting function. The pump is protected by a break pin.

Denomination

Type Non-explosion proofversion

Explosion proofversion

Installation types Installation types

ChopperGray iron

3127.182 3127.091 • LT — Low head J, P, S

The pump can be used in the following installations:

J semipermanent, wet well arrangement with guide bars or wire for a pump with a jetnozzle intended for mixing. For connection to a discharge stool. Jet nozzle can also beused as a hose connection.

P Semipermanent, wet well arrangement with the pump installed on two guide bars. Theconnection to the discharge is automatic.

S Portable semipermanent, wet well arrangement with hose coupling or flange forconnection to the discharge pipeline.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Liquid temperature, warm water version Maximum 70°C (158°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

Motor data

Feature Description

Motor type Squirrel-cage induction motor

Frequency 50 Hz

Power supply 3-phase

4 F-pump, Standard Motor

20 Flygt 3127, 50Hz Technical Specification

Page 22: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Feature Description

Starting method • Direct on-line• Star-delta• Soft starter• Variable Frequency Drive (VFD)

Number of starts per hour Maximum 30

Code compliance IEC 60034-1

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Flygt SUBCAB® - a heavy duty 7 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 7G6 mm2 with unscreenedcontrol cores.

Variable Frequency drive Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screenedcontrol cores. Conductor insulation rating of 90°C, whichallows for increased current. Superior mechanicalstrength and high abrasion and tear resistant. Chemicalresistant within pH 3-10 and ozone, oil, and flameresistant. Used up to 70°C water temperature.

Monitoring equipment

Thermal contacts opening temperature 125°C (257°F)

Materials

Table 15: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing Cast iron, gray 35B GJL-250

Impeller Cast iron, nodular - GJS-400-18-LT

Suction cover, alternative1

Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Suction cover, alternative2

Steel A 572 GR50 S355

Suction cover, alternative3

Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

4 F-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 21

Page 23: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Denomination Material ASTM EN

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

O-rings, alternative 1 Nitrile rubber (NBR) 70° IRH - -

O-rings, alternative 2 Fluorinated rubber (FPM)70° IRH

- -

Oil, part no 901752 Medical white oil of paraffintype. Fulfills FDA 172.878(a)

- -

Table 16: Mechanical seals

Alternative Inner seal Outer seal

1 Aluminum oxide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

2 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

3 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Silicon carbide/ Silicon carbide

Surface treatment

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Warm liquid version (non-explosion proof versions)• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Aqua cutting knife (chopper)

pressure class LT• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

4 F-pump, Standard Motor

22 Flygt 3127, 50Hz Technical Specification

Page 24: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

4.2 Product description 3127.350/.390

Usage

A submersible chopper pump for liquid manure, fish waste, or heavily contaminatedsewage and sludge. The N-hydraulic is fitted with a cutting insert ring. Both impeller andinsert ring are manufactured in Hard-Iron™.

Denomination

Type Non-explosion proofversion

Explosion proofversion

Pressure class Installationtypes

ChopperHard-Iron™

3127.350 3127.390 MT — Medium headHT — High headSH — Super head

P, S,T,Z

The pump can be used in the following installations:

P Semipermanent, wet well arrangement with the pump installed on two guide bars. Theconnection to the discharge is automatic.

S Portable semipermanent, wet well arrangement with hose coupling or flange forconnection to the discharge pipeline.

T Vertical permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Z Horizontal permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Liquid temperature, warm water version Maximum 70°C (158°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

Motor data

Feature Description

Motor type Squirrel-cage induction motor

Frequency 50 Hz

Power supply 3-phase

4 F-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 23

Page 25: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Feature Description

Starting method • Direct on-line• Star-delta• Soft starter• Variable Frequency Drive (VFD)

Number of starts per hour Maximum 30

Code compliance IEC 60034-1

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Flygt SUBCAB® - a heavy duty 7 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 7G6 mm2 with unscreenedcontrol cores.

Variable Frequency drive Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screened controlcores. Conductor insulation rating of 90°C, which allowsfor increased current. Superior mechanical strength andhigh abrasion and tear resistant. Chemical resistantwithin pH 3-10 and ozone, oil, and flame resistant. Usedup to 70°C water temperature.

Monitoring equipment

Thermal contacts opening temperature 125°C (257°F)

Materials

Table 17: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing Cast iron, gray 35B GJL-250

Impeller Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Insert ring, alternative 1 Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Insert ring, alternative 2 Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

4 F-pump, Standard Motor

24 Flygt 3127, 50Hz Technical Specification

Page 26: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Denomination Material ASTM EN

O-rings, alternative 1 Nitrile rubber (NBR) 70° IRH - -

O-rings, alternative 2 Fluorinated rubber (FPM)70° IRH

- -

Oil, part no 901752 Medical white oil of paraffintype. Fulfills FDA 172.878(a)

- -

Table 18: Mechanical seals

Alternative Inner seal Outer seal

1 Aluminum oxide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

2 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

3 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Silicon carbide/ Silicon carbide

Surface treatment

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Warm liquid version (non-explosion proof versions)• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Aqua cutting knife (chopper)

pressure class MT• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

4.3 Motor rating and performance curves 3127.182/.091These are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

4 F-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 25

Page 27: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

LT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 600

2

4

6

8

10

0123456

LT

490

490490490

491

491

491

491

491

491

491

491

491

491

491/493

491

492

492

492

492

492

492

492

492

492

492

492

492493493493493493491/493

WS005069B

Table 19: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4.7 6.3 491 1460 10 73 0.78 P,S

4.7 6.3 492 1460 10 73 0.78 P,S

5.9 7.9 490 1450 12 77 0.84 J,P,S

5.9 7.9 491 1450 12 77 0.84 P,S

5.9 7.9 492 1450 12 77 0.84 P,S

5.9 7.9 493 1450 12 77 0.84 P,S

4.4 Motor rating and performance curves 3127.350/.390These are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

4 F-pump, Standard Motor

26 Flygt 3127, 50Hz Technical Specification

Page 28: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

MT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 600

4

8

12

16

20

234567

427

427

428

428

429

429

437

437

438

438

439

439

MT

WS005083A

Curves for long fibrous manure: 427, 428, 429

Table 20: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4 5.4 429 1455 8.3 56 0.84 T,Z

4 5.4 439 1455 8.3 56 0.84 T,Z

4.7 6.3 428 1445 9.6 56 0.86 P,S

4.7 6.3 429 1445 9.6 56 0.86 P,S

4.7 6.3 438 1445 9.6 56 0.86 P,S

4.7 6.3 439 1445 9.6 56 0.86 P,S

5.9 7.9 427 1440 12 62 0.88 P,S

5.9 7.9 427 1450 13 76 0.81 P,S

5.9 7.9 437 1440 12 62 0.88 P,S

5.9 7.9 437 1450 13 76 0.81 P,S

4 F-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 27

Page 29: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

HT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 600

4

8

12

16

20

234567

477

477

478

478

479

479

487

487

488

488

489

489

HT

WS005084A

Curves for long fibrous manure: 477, 478, 479

Table 21: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4 5.4 479 1455 8.3 56 0.84 T,Z

4 5.4 489 1455 8.3 56 0.84 T,Z

4.7 6.3 478 1445 9.6 56 0.86 P,S

4.7 6.3 479 1445 9.6 56 0.86 P,S

4.7 6.3 488 1445 9.6 56 0.86 P,S

4.7 6.3 489 1445 9.6 56 0.86 P,S

5.9 7.9 477 1440 12 62 0.88 P,S

5.9 7.9 477 1450 13 76 0.81 P,S

5.9 7.9 486 1440 12 62 0.88 P,S

5.9 7.9 486 1450 13 76 0.81 P,S

5.9 7.9 487 1440 12 62 0.88 P,S

5.9 7.9 487 1450 13 76 0.81 P,S

4 F-pump, Standard Motor

28 Flygt 3127, 50Hz Technical Specification

Page 30: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

SH

Q [l/s]

H [m]

2P [kW]

0 5 10 15 20 25 300

5

10

15

20

25

30

35

345678

SH

242242 / 247

241

242

243

241 /

242 /

246

247

248243 /

243 249244/

242242 / 247

241

242

243

241 /

242 /

246

247

248243 /

243 249244/

WS005085A

Curves for long fibrous manure: 241, 242, 243, 244

Table 22: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

7.4 9.9 241 2900 14 114 0.91 P,S

7.4 9.9 242 2900 14 114 0.91 P,S

7.4 9.9 243 2900 14 114 0.91 P,S

7.4 9.9 244 2900 14 114 0.91 P,S

7.4 9.9 246 2900 14 114 0.91 P,S

7.4 9.9 247 2900 14 114 0.91 P,S

7.4 9.9 248 2900 14 114 0.91 P,S

7.4 9.9 249 2900 14 114 0.91 P,S

4 F-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 29

Page 31: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

5 F-pump, Premium EfficiencyMotor (IE3)5.1 Product description

Usage

A submersible chopper pump for liquid manure, fish waste, or heavily contaminatedsewage and sludge. The N-hydraulic is fitted with a cutting insert ring. Both impeller andinsert ring are manufactured in Hard-Iron™.

Denomination

Type Non-explosion proofversion

Explosion proofversion

Pressure class Installation types

ChopperHard-Iron™

3127.840 3127.850 MT — Medium headHT — High headSH — Super head

P, S, T, Z

The pump can be used in the following installations:

P Semipermanent, wet well arrangement with the pump installed on two guide bars. Theconnection to the discharge is automatic.

S Portable semipermanent, wet well arrangement with hose coupling or flange forconnection to the discharge pipeline.

T Vertical permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Z Horizontal permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

5 F-pump, Premium Efficiency Motor (IE3)

30 Flygt 3127, 50Hz Technical Specification

Page 32: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Motor data

Feature Description

Motor type Line started permanent magnet motor (LSPM)

Frequency 50 Hz

Power supply 3-phase

Starting method • Direct on-line• Star-delta• Soft starter• Variable Frequency Drive (VFD)

Number of starts per hour Maximum 30

Code compliance IEC 60034-1

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Flygt SUBCAB® - a heavy duty 7 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 7G6 mm2 with unscreenedcontrol cores.

Variable Frequency drive Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screenedcontrol cores. Conductor insulation rating of 90°C, whichallows for increased current. Superior mechanicalstrength and high abrasion and tear resistant. Chemicalresistant within pH 3-10 and ozone, oil, and flameresistant. Used up to 70°C water temperature.

Monitoring equipment

• Thermal contacts opening temperature 125°C (257°F)

Materials

Table 23: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing Cast iron, gray 35B GJL-250

Impeller Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Insert ring, alternative 1 Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

5 F-pump, Premium Efficiency Motor (IE3)

Flygt 3127, 50Hz Technical Specification 31

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Denomination Material ASTM EN

Insert ring, alternative 2 Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

O-rings, alternative 1 Nitrile rubber (NBR) 70° IRH - -

O-rings, alternative 2Fluorinated rubber (FPM)70° IRH - -

Oil, part no 901752

Medical white oil of paraffintype. Fulfills FDA 172.878(a) - -

Table 24: Mechanical seals

Alternative Inner seal Outer seal

1 Aluminum oxide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

2 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

3 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Silicon carbide/ Silicon carbide

Surface treatment

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Aqua cutting knife (chopper)

pressure class MT• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

5.1.1 Motor rating and performance curvesThese are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

5 F-pump, Premium Efficiency Motor (IE3)

32 Flygt 3127, 50Hz Technical Specification

Page 34: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

MT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 600

2

4

6

8

10

12

14

234567

MT

427/437

427/437

428/438

428/438

429/439

429/439

WS004730A

Curves for long fibrous manure: 427, 428, 429

Table 25: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

5 6.7 428 1500 8.9 76 0.89 P,S

5 6.7 429 1500 8.9 76 0.89 P,S

5 6.7 438 1500 8.9 76 0.89 P,S

5 6.7 439 1500 8.9 76 0.89 P,S

5.5 7.4 428 1500 9.6 76 0.9 T,Z

5.5 7.4 429 1500 9.6 76 0.9 T,Z

5.5 7.4 438 1500 9.6 76 0.9 T,Z

5.5 7.4 439 1500 9.6 76 0.9 T,Z

6.5 8.7 427 1500 11 76 0.91 P,S

6.5 8.7 428 1500 11 76 0.91 P,S

6.5 8.7 429 1500 11 76 0.91 P,S

6.5 8.7 437 1500 11 76 0.91 P,S

6.5 8.7 438 1500 11 76 0.91 P,S

6.5 8.7 439 1500 11 76 0.91 P,S

5 F-pump, Premium Efficiency Motor (IE3)

Flygt 3127, 50Hz Technical Specification 33

Page 35: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

HT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 500

5

10

15

20

25

0

2

4

6

8

HT

477/487

477/487

478/488

478478/488

479/489

479/489

486

486

WS004731A

Curves for long fibrous manure: 477, 478, 479

Table 26: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

5 6.7 478 1500 8.9 76 0.89 P,S

5 6.7 479 1500 8.9 76 0.89 P,S

5 6.7 488 1500 8.9 76 0.89 P,S

5 6.7 489 1500 8.9 76 0.89 P,S

5.5 7.4 478 1500 9.6 76 0.9 T,Z

5.5 7.4 479 1500 9.6 76 0.9 T,Z

5.5 7.4 488 1500 9.6 76 0.9 T,Z

5.5 7.4 489 1500 9.6 76 0.9 T,Z

6.5 8.7 477 1500 11 76 0.91 P,S

6.5 8.7 478 1500 11 76 0.91 P,S

6.5 8.7 479 1500 11 76 0.91 P,S

6.5 8.7 486 1500 11 76 0.91 P,S

6.5 8.7 487 1500 11 76 0.91 P,S

6.5 8.7 488 1500 11 76 0.91 P,S

6.5 8.7 489 1500 11 76 0.91 P,S

5 F-pump, Premium Efficiency Motor (IE3)

34 Flygt 3127, 50Hz Technical Specification

Page 36: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

SH

Q [l/s]

H [m]

2P [kW]

0 5 10 15 20 25 300

5

10

15

20

25

30

35

40

4

6

8

SH

241/246

241/246

242/247

242/247

243/248

243/248

244/249

244/249

WS004732A

Curves for long fibrous manure: 241, 242, 243, 244

Table 27: 400 V, 50 Hz, 3–phase

IE3 compliance is based on Y-connected stator.

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

8.5 11.4 241 3000 16 126 0.85 P,S

8.5 11.4 242 3000 16 126 0.85 P,S

8.5 11.4 243 3000 16 126 0.85 P,S

8.5 11.4 244 3000 16 126 0.85 P,S

8.5 11.4 246 3000 16 126 0.85 P,S

8.5 11.4 247 3000 16 126 0.85 P,S

8.5 11.4 248 3000 16 126 0.85 P,S

8.5 11.4 249 3000 16 126 0.85 P,S

5 F-pump, Premium Efficiency Motor (IE3)

Flygt 3127, 50Hz Technical Specification 35

Page 37: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

6 H-pump6.1 Product description

Usage

A submersible pump for water containing abrasive particles, sludge, ground water, orslurries.

Denomination

Type Non-explosion proofversion

Explosion proofversion

Pressure class Installationtypes

Gray iron 3127.182 3127.091 HT — High head S

The pump can be used in the following installations:

S Portable semipermanent, wet well arrangement with hose coupling or flange forconnection to the discharge pipeline.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Liquid temperature, warm water version Maximum 70°C (158°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

Motor data

Feature Description

Motor type Squirrel-cage induction motor

Frequency 50 Hz

Power supply 3-phase

Starting method • Direct on-line• Star-delta• Soft starter• Variable Frequency Drive (VFD)

Number of starts per hour Maximum 30

6 H-pump

36 Flygt 3127, 50Hz Technical Specification

Page 38: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Feature Description

Code compliance IEC 60034-1

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Flygt SUBCAB® - a heavy duty 7 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 7G6 mm2 with unscreenedcontrol cores.

Variable Frequency drive Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screenedcontrol cores. Conductor insulation rating of 90°C, whichallows for increased current. Superior mechanicalstrength and high abrasion and tear resistant. Chemicalresistant within pH 3-10 and ozone, oil, and flameresistant. Used up to 70°C water temperature.

Monitoring equipment

• Thermal contacts opening temperature 125°C (257°F)

Materials

Table 28: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing Cast iron, gray 35B GJL-250

Impeller Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Suction cover Nitrile rubber (NBR) - -

Wear ring Nitrile rubber (NBR) - -

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

O-rings, alternative 1 Nitrile rubber (NBR) 70° IRH - -

O-rings, alternative 2 Fluorinated rubber (FPM)70° IRH

- -

6 H-pump

Flygt 3127, 50Hz Technical Specification 37

Page 39: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Denomination Material ASTM EN

Oil Part No 901752 Medical white oil of paraffintype. Fulfills FDA 172.878(a)

- -

Table 29: Mechanical seals

Alternative Inner seal Outer seal

1 Aluminum oxide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

2 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

3 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Silicon carbide/ Silicon carbide

Surface treatment

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Warm liquid version (non-explosion proof versions)• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

6.2 Motor rating and performance curvesThese are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

6 H-pump

38 Flygt 3127, 50Hz Technical Specification

Page 40: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

HT

Q [l/s]

H [m]

2P [kW]

0 5 10 15 20 25 30 35 400

4

8

12

16

20

2

3

4

5

HT

466

466

468

468

466

466

468

468

WS005075A

Table 30: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4.7 6.3 466 1460 10 73 0.78 S

4.7 6.3 468 1460 10 73 0.78 S

5.9 7.9 466 1450 12 77 0.84 S

5.9 7.9 468 1450 12 77 0.84 S

6 H-pump

Flygt 3127, 50Hz Technical Specification 39

Page 41: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

7 L-pump7.1 Product description

Usage

A submersible pump for a mixed flow of clean water, surface water, or storm water.Intended for high flow and low head applications, in column installation.

Denomination

Type Non-explosion proofversion

Explosion proofversion

Pressure class Installationtypes

Gray iron 3127.182 3127.091 LT — Low head L

The pump can be used in the following installations:

L Vertical semipermanent, wet well column pipe arrangement where the well is dividedinto a suction part and a discharge part. Pump end equipped with guide vanes.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Liquid temperature, warm water version Maximum 70°C (158°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

Motor data

Feature Description

Motor type Squirrel-cage induction motor

Frequency 50 Hz

Power supply 3-phase

Starting method • Direct on-line• Star-delta• Soft starter• Variable Frequency Drive (VFD)

Number of starts per hour Maximum 30

7 L-pump

40 Flygt 3127, 50Hz Technical Specification

Page 42: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Feature Description

Code compliance IEC 60034-1

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Flygt SUBCAB® - a heavy duty 7 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 7G6 mm2 with unscreenedcontrol cores.

Variable Frequency drive Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screenedcontrol cores. Conductor insulation rating of 90°C, whichallows for increased current. Superior mechanicalstrength and high abrasion and tear resistant. Chemicalresistant within pH 3-10 and ozone, oil, and flameresistant. Used up to 70°C water temperature.

Monitoring equipment

• Thermal contacts opening temperature 125°C (257°F)

Materials

Table 31: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing Cast iron, gray 35B GJL-250

Impeller Cast iron, gray 35B GJL-250

Insert ring Cast iron, gray 35B GJL-250

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

O-rings, alternative 1 Nitrile rubber (NBR) 70° IRH - -

O-rings, alternative 2 Fluorinated rubber (FPM)70° IRH

- -

Oil Part No 901752 Medical white oil of paraffintype. Fulfills FDA 172.878(a)

- -

7 L-pump

Flygt 3127, 50Hz Technical Specification 41

Page 43: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Table 32: Mechanical seals

Alternative Inner seal Outer seal

1 Aluminum oxide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

2 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

3 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Silicon carbide/ Silicon carbide

Surface treatment

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Warm liquid version (non-explosion proof versions)• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

7.2 Motor rating and performance curvesThese are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

7 L-pump

42 Flygt 3127, 50Hz Technical Specification

Page 44: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

LT

Q [l/s]

H [m]

2P [kW]

0 20 40 60 80 100 1200

1

2

3

4

5

6

7

8

9

4

5

6

7

LT

410

410

411411411411

411

411

WS005073B

Table 33: 400 V, 50 Hz, 3–phase

Rated power,kW

Ratedpower, hp

Curve/ImpellerNo

Revolutionsper minute,rpm

Ratedcurrent,A

Startingcurrent, A

Powerfactor, cosφ

Installation

4.7 6.3 411 1445 9.6 56 0.86 L

5.9 7.9 411 1450 13 76 0.81 L

7.5 10.1 410 1420 16 76 0.84 L

7.5 10.1 411 1420 16 76 0.84 L

7 L-pump

Flygt 3127, 50Hz Technical Specification 43

Page 45: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

8 M-pump8.1 Product description

Usage

A submersible pump for wastewater containing solids that need to be macerated. Theimpeller is equipped with a grinder device.

Denomination

Type Non-explosion proofversion

Explosion proofversion

Pressure class Installation types

Gray ironGrinder

3127.170 3127.890 LT — Low headHT — High head

F, P

The pump can be used in the following installations:

F Free standing semipermanent, wet well arrangement where the pump is placed on afirm surface.

P Semipermanent, wet well arrangement with the pump installed on two guide bars. Theconnection to the discharge is automatic.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

Motor data

Feature Description

Motor type Squirrel-cage induction motor

Frequency 50 Hz

Power supply 3-phase

Starting method • Direct on-line• Star-delta• Soft starter

Number of starts per hour Maximum 30

8 M-pump

44 Flygt 3127, 50Hz Technical Specification

Page 46: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Feature Description

Code compliance IEC 60034-1

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Flygt SUBCAB® - a heavy duty 7 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 7G6 mm2 with unscreenedcontrol cores.

Monitoring equipment

Thermal contacts opening temperature 125°C (257°F)

Materials

Table 34: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing Cast iron, gray 35B GJL-250

Impeller, alternative 1 Cast iron, gray 30B GJL-200

Impeller, alternative 2 Cast iron, gray 35B GJL-250

Cutter wheel Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Cutter plate Stainless steel - -

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

O-rings Nitrile rubber (NBR) 70° IRH - -

Oil, part no 901752 Medical white oil of paraffintype. Fulfills FDA 172.878(a)

- -

Table 35: Mechanical seals

Inner seal Outer seal

Aluminum oxide/ Corrosion resistant cemented carbide Corrosion resistant cemented carbide/ Corrosion resistantcemented carbide

8 M-pump

Flygt 3127, 50Hz Technical Specification 45

Page 47: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Surface treatment

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

8.2 Motor rating and performance curvesThese are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

LT

WS005070A

8 M-pump

46 Flygt 3127, 50Hz Technical Specification

Page 48: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Table 36: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

7.4 9.9 210 2900 14 114 0.91 F,P

HT

Q [l/s]

H [m]

2P [kW]

0 1 2 3 4 5 60

10

20

30

40

50

60

6

8

10

HT

252

252

255

255

WS005071A

Table 37: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

7.4 9.9 252 2900 14 114 0.91 F,P

10.9 14.6 255 2875 21 137 0.88 F,P

8 M-pump

Flygt 3127, 50Hz Technical Specification 47

Page 49: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

9 N-pump, Standard Motor9.1 Product description

Usage

Installation typeP, S, T, Z

A submersible pump for efficient pumping of clean water, surfacewater, and wastewater containing solids or long-fibered material. Thepump is designed for sustained high efficiency. For abrasive media,Hard-Iron™ is required. Stainless steel N-impeller is available as anoption.

Installation type L A submersible pump for a mixed flow of clean water, surface water, orstorm water. Intended for high flow and low head applications, incolumn installation. The pump is designed for sustained highefficiency.

Denomination

Table 38: Adaptive N-hydraulic

Impeller material Non-explosion proofversion

Explosion proofversion

Pressure class Installation types

Hard-Iron™ 3127.060 3127.070 LT — Low headMT — Medium headHT — High headSH — Super head

L, P, S, T, Z

Cast iron, gray 3127.161 3127.191 LT — Low headMT — Medium headHT — High headSH — Super head

L, P, S, T, Z

Stainless steel 3127.761 3127.771 LT — Low headMT — Medium headHT — High headSH — Super head

L, P, S, T, Z

9 N-pump, Standard Motor

48 Flygt 3127, 50Hz Technical Specification

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Table 39: N-hydraulic

Impeller material Non-explosion proofversion

Explosion proofversion

Pressure class Installation types

Hard-Iron™ 3127.185 3127.095 LT — Low headMT — Medium headHT — High headSH — Super head

P, S, T, Z

The pump can be used in the following installations:

L Vertical semipermanent, wet well column pipe arrangement where the well is dividedinto a suction part and a discharge part. Pump end equipped with guide vanes.

P Semipermanent, wet well arrangement with the pump installed on two guide bars. Theconnection to the discharge is automatic.

S Portable semipermanent, wet well arrangement with hose coupling or flange forconnection to the discharge pipeline.

T Vertical permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Z Horizontal permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Liquid temperature, warm water version Maximum 70°C (158°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

Motor data

Feature Description

Motor type Squirrel-cage induction motor

Frequency 50 Hz

Power supply 3-phase

Starting method • Direct on-line• Star-delta• Soft starter• Variable Frequency Drive (VFD)

Number of starts per hour Maximum 30

Code compliance IEC 60034-1

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Motor encapsulation

Motor encapsulation is in accordance with IP68.

9 N-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 49

Page 51: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Flygt SUBCAB® - a heavy duty 7 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 7G6 mm2 with unscreenedcontrol cores.

Variable Frequency drive Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screenedcontrol cores. Conductor insulation rating of 90°C, whichallows for increased current. Superior mechanicalstrength and high abrasion and tear resistant. Chemicalresistant within pH 3-10 and ozone, oil, and flameresistant. Used up to 70°C water temperature.

Monitoring equipment

Thermal contacts opening temperature 125°C (257°F)

Materials

Table 40: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing Cast iron, gray 35B GJL-250

Impeller, alternative 1 Cast iron, gray 35B GJL-250

Impeller, alternative 2 Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Impeller, alternative 3 Stainless steel, Duplex CD-4MCuN 10283:2010 -1.4474

Insert ring, alternative 1 Cast iron, gray 35B GJL-250

Insert ring, alternative 2 Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

O-rings, alternative 1 Nitrile rubber (NBR) 70° IRH - -

O-rings, alternative 2 Fluorinated rubber (FPM)70° IRH

- -

Oil, part no 901752 Medical white oil of paraffintype. Fulfills FDA 172.878(a)

- -

9 N-pump, Standard Motor

50 Flygt 3127, 50Hz Technical Specification

Page 52: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Table 41: Mechanical seals

Alternative Inner seal Outer seal

1 Aluminum oxide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

2 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

3 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Silicon carbide/ Silicon carbide

Surface treatment

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Warm liquid version (non-explosion proof versions)• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

9.2 Motor rating and performance curves3127.060/.070/.161/.191/.761/.771

These are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

9 N-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 51

Page 53: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

LT

Q [l/s]

H [m]

2P [kW]

0 20 40 60 80 1000

2

4

6

8

10

12

14

16

0

2

4

6

LT

424

424

425425425425425425425425425

425

426

426

WS004906B

Table 42: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

RatedCurrent, A

Start current,A

Power Factor,cos φ

Installation

4 5.4 426 1465 9.4 73 0.74 T,Z

4 5.4 426 1450 8 50 0.86 T,Z

4 5.4 426 1455 8.3 56 0.84 T,Z

4.7 6.3 425 1460 10 73 0.78 P,S

4.7 6.3 425 1440 9.4 50 0.88 P,S

4.7 6.3 425 1460 11 76 0.76 T,Z

4.7 6.3 425 1465 11 91 0.74 T,Z

4.7 6.3 425 1455 9.3 62 0.87 T,Z

4.7 6.3 425 1445 9.6 56 0.86 P,S

4.7 6.3 426 1460 10 73 0.78 P,S

4.7 6.3 426 1460 10 73 0.78 L

4.7 6.3 426 1440 9.4 50 0.88 P,S

4.7 6.3 426 1440 9.4 50 0.88 L

4.7 6.3 426 1460 11 76 0.76 T,Z

4.7 6.3 426 1465 11 91 0.74 T,Z

4.7 6.3 426 1455 9.3 62 0.87 T,Z

4.7 6.3 426 1445 9.6 56 0.86 P,S

4.7 6.3 426 1445 9.6 56 0.86 L

5.9 7.9 424 1450 13 76 0.81 P,S

9 N-pump, Standard Motor

52 Flygt 3127, 50Hz Technical Specification

Page 54: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

RatedCurrent, A

Start current,A

Power Factor,cos φ

Installation

5.9 7.9 424 1460 13 91 0.79 P,S

5.9 7.9 424 1440 12 62 0.88 P,S

5.9 7.9 425 1450 13 76 0.81 P,S

5.9 7.9 425 1450 13 76 0.81 L

5.9 7.9 425 1460 13 91 0.79 P,S

5.9 7.9 425 1460 13 91 0.79 L

5.9 7.9 425 1440 12 62 0.88 P,S

5.9 7.9 425 1440 12 62 0.88 L

5.9 7.9 426 1450 13 76 0.81 L

5.9 7.9 426 1450 13 76 0.81 P,S

5.9 7.9 426 1460 13 91 0.79 P,S

5.9 7.9 426 1460 13 91 0.79 L

5.9 7.9 426 1440 12 62 0.88 P,S

5.9 7.9 426 1440 12 62 0.88 L

7.5 10.1 424 1435 16 76 0.84 L

7.5 10.1 425 1435 16 76 0.84 L

7.5 10.1 426 1435 16 76 0.84 L

MT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 60 70 800

2

4

6

8

10

12

14

16

3

4

5

6

437

437

437

437

438438

438

439

439

439

MT

WS005054A

9 N-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 53

Page 55: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Table 43: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4 5.4 439 1465 9.4 73 0.74 T,Z

4 5.4 439 1450 8.0 50 0.86 T,Z

4 5.4 439 1455 8.3 56 0.84 T,Z

4.7 6.3 438 1460 10 73 0.78 P,S

4.7 6.3 438 1440 9.4 50 0.88 P,S

4.7 6.3 438 1460 11 76 0.76 T,Z

4.7 6.3 438 1465 11 91 0.74 T,Z

4.7 6.3 438 1455 9.3 62 0.87 T,Z

4.7 6.3 438 1445 9.6 56 0.86 P,S

4.7 6.3 439 1460 10 73 0.78 P,S

4.7 6.3 439 1440 9.4 50 0.88 P,S

4.7 6.3 439 1460 11 76 0.76 T,Z

4.7 6.3 439 1465 11 91 0.74 T,Z

4.7 6.3 439 1455 9.3 62 0.87 T,Z

4.7 6.3 439 1445 9.6 56 0.86 P,S

5.9 7.9 437 1450 13 76 0.81 P,S

5.9 7.9 437 1460 13 91 0.79 P,S

5.9 7.9 437 1440 12 62 0.88 P,S

5.9 7.9 438 1450 13 76 0.81 P,S

5.9 7.9 438 1460 13 91 0.79 P,S

5.9 7.9 438 1440 12 62 0.88 P,S

5.9 7.9 439 1450 13 76 0.81 P,S

5.9 7.9 439 1460 13 91 0.79 P,S

5.9 7.9 439 1440 12 62 0.88 P,S

9 N-pump, Standard Motor

54 Flygt 3127, 50Hz Technical Specification

Page 56: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

HT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 500

5

10

15

20

25

0

2

4

6

486

486

487

487

488

488

489

489

HT

WS005055A

Table 44: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4 5.4 489 1465 9.4 73 0.74 T,Z

4 5.4 489 1450 8.0 50 0.86 T,Z

4 5.4 489 1455 8.3 56 0.84 T,Z

4.7 6.3 487 1460 10 73 0.78 P,S

4.7 6.3 487 1440 9.4 50 0.88 P,S

4.7 6.3 487 1460 11 76 0.76 T,Z

4.7 6.3 487 1465 11 91 0.74 T,Z

4.7 6.3 487 1455 9.3 62 0.87 T,Z

4.7 6.3 487 1445 9.6 56 0.86 P,S

4.7 6.3 488 1460 10 73 0.78 P,S

4.7 6.3 488 1440 9.4 50 0.88 P,S

4.7 6.3 488 1460 11 76 0.76 T,Z

4.7 6.3 488 1465 11 91 0.74 T,Z

4.7 6.3 488 1455 9.3 62 0.87 T,Z

4.7 6.3 488 1445 9.6 56 0.86 P,S

4.7 6.3 489 1460 10 73 0.78 P,S

4.7 6.3 489 1440 9.4 50 0.88 P,S

4.7 6.3 489 1460 11 76 0.76 T,Z

4.7 6.3 489 1465 11 91 0.74 T,Z

9 N-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 55

Page 57: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4.7 6.3 489 1455 9.3 62 0.87 T,Z

4.7 6.3 489 1445 9.6 56 0.86 P,S

5.9 7.9 486 1450 13 76 0.81 P,S

5.9 7.9 486 1460 13 91 0.79 P,S

5.9 7.9 486 1440 12 62 0.88 P,S

5.9 7.9 487 1450 13 76 0.81 P,S

5.9 7.9 487 1460 13 91 0.79 P,S

5.9 7.9 487 1440 12 62 0.88 P,S

5.9 7.9 488 1450 13 76 0.81 P,S

5.9 7.9 488 1460 13 91 0.79 P,S

5.9 7.9 488 1440 12 62 0.88 P,S

5.9 7.9 489 1450 13 76 0.81 P,S

5.9 7.9 489 1460 13 91 0.79 P,S

5.9 7.9 489 1440 12 62 0.88 P,S

SH

Q [l/s]

H [m]

2P [kW]

0 5 10 15 20 250

5

10

15

20

25

30

35

40

4

5

6

7

3

SH

245

246

247

247

248

249

248

249

246245

WS005056A

Table 45: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

7.4 9.9 245 2920 15 137 0.84 P,S

7.4 9.9 245 2885 14 94 0.93 P,S

9 N-pump, Standard Motor

56 Flygt 3127, 50Hz Technical Specification

Page 58: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

7.4 9.9 245 2900 14 114 0.91 P,S

7.4 9.9 246 2920 15 137 0.84 P,S

7.4 9.9 246 2885 14 94 0.93 P,S

7.4 9.9 246 2900 14 114 0.91 P,S

7.4 9.9 247 2920 15 137 0.84 P,S

7.4 9.9 247 2885 14 94 0.93 P,S

7.4 9.9 247 2900 14 114 0.91 P,S

7.4 9.9 248 2920 15 137 0.84 P,S

7.4 9.9 248 2885 14 94 0.93 P,S

7.4 9.9 248 2900 14 114 0.91 P,S

7.4 9.9 249 2920 15 137 0.84 P,S

7.4 9.9 249 2885 14 94 0.93 P,S

7.4 9.9 249 2900 14 114 0.91 P,S

9.3 Motor rating and performance curves 3127.185/.095These are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

LT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 60 70 80 900

2

4

6

8

10

12

14

16

2

3

4

5

6

LT

420

420

420

420

420

420

421

421

421

421

421

421

421

421

421

421

421

421

421

421

421

421

421

421

421

421

421

421

421

421

422

422

422

422

422

422

422

422

422

422

422

422

422

422

422

422

422

422

422

422

422

422

422

422

WS005053B

9 N-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 57

Page 59: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Table 46: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4 5.4 421 1450 8.0 50 0.86 T,Z

4 5.4 421 1455 8.3 56 0.84 T,Z

4 5.4 422 1450 8.0 50 0.86 T,Z

4 5.4 422 1455 8.3 56 0.84 T,Z

4.7 6.3 421 1440 9.4 50 0.88 P,S

4.7 6.3 421 1460 11 76 0.76 T,Z

4.7 6.3 421 1455 9.3 62 0.87 T,Z

4.7 6.3 421 1445 9.6 56 0.86 P,S

4.7 6.3 422 1440 9.4 50 0.88 P,S

4.7 6.3 422 1460 11 76 0.76 T,Z

4.7 6.3 422 1455 9.3 62 0.87 T,Z

4.7 6.3 422 1445 9.6 56 0.86 P,S

5.9 7.9 420 1450 13 76 0.81 P,S

5.9 7.9 420 1440 12 62 0.88 P,S

5.9 7.9 421 1450 13 76 0.81 P,S

5.9 7.9 421 1440 12 62 0.88 P,S

5.9 7.9 422 1450 13 76 0.81 P,S

5.9 7.9 422 1440 12 62 0.88 P,S

MT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 60 70 800

2

4

6

8

10

12

14

16

3

4

5

6

437

437

437

437

438438

438

439

439

439

MT

WS005054A

9 N-pump, Standard Motor

58 Flygt 3127, 50Hz Technical Specification

Page 60: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Table 47: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4 5.4 438 1450 8.0 50 0.86 T,Z

4 5.4 438 1455 8.3 56 0.84 T,Z

4 5.4 439 1450 8.0 50 0.86 T,Z

4 5.4 439 1455 8.3 56 0.84 T,Z

4.7 6.3 438 1440 9.4 50 0.88 P,S

4.7 6.3 438 1460 11 76 0.76 T,Z

4.7 6.3 438 1455 9.3 62 0.87 T,Z

4.7 6.3 438 1445 9.6 56 0.86 P,S

4.7 6.3 439 1440 9.4 50 0.88 P,S

4.7 6.3 439 1460 11 76 0.76 T,Z

4.7 6.3 439 1455 9.3 62 0.87 T,Z

4.7 6.3 439 1445 9.6 56 0.86 P,S

5.9 7.9 437 1450 13 76 0.81 P,S

5.9 7.9 437 1440 12 62 0.88 P,S

5.9 7.9 438 1450 13 76 0.81 P,S

5.9 7.9 438 1440 12 62 0.88 P,S

5.9 7.9 439 1450 13 76 0.81 P,S

5.9 7.9 439 1440 12 62 0.88 P,S

HT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 500

5

10

15

20

25

0

2

4

6

486

486

487

487

488

488

489

489

HT

WS005055A

9 N-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 59

Page 61: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Table 48: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

4 5.4 489 1450 8.0 50 0.86 T,Z

4 5.4 489 1455 8.3 56 0.84 T,Z

4.7 6.3 488 1440 9.4 50 0.88 P,S

4.7 6.3 488 1460 11 76 0.76 T,Z

4.7 6.3 488 1455 9.3 62 0.87 T,Z

4.7 6.3 488 1445 9.6 56 0.86 P,S

4.7 6.3 489 1440 9.4 50 0.88 P,S

4.7 6.3 489 1460 11 76 0.76 T,Z

4.7 6.3 489 1455 9.3 62 0.87 T,Z

4.7 6.3 489 1445 9.6 56 0.86 P,S

5.9 7.9 487 1450 13 76 0.81 P,S

5.9 7.9 487 1440 12 62 0.88 P,S

5.9 7.9 488 1450 13 76 0.81 P,S

5.9 7.9 488 1440 12 62 0.88 P,S

5.9 7.9 489 1450 13 76 0.81 P,S

5.9 7.9 489 1440 12 62 0.88 P,S

SH

Q [l/s]

H [m]

2P [kW]

0 5 10 15 20 250

5

10

15

20

25

30

35

40

4

5

6

7

3

SH

245

246

247

247

248

249

248

249

246245

WS005056A

9 N-pump, Standard Motor

60 Flygt 3127, 50Hz Technical Specification

Page 62: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Table 49: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

7.4 9.9 245 2885 14 94 0.93 P,S

7.4 9.9 245 2900 14 114 0.91 P,S

7.4 9.9 246 2885 14 94 0.93 P,S

7.4 9.9 246 2900 14 114 0.91 P,S

7.4 9.9 247 2885 14 94 0.93 P,S

7.4 9.9 247 2900 14 114 0.91 P,S

7.4 9.9 248 2885 14 94 0.93 P,S

7.4 9.9 248 2900 14 114 0.91 P,S

7.4 9.9 249 2885 14 94 0.93 P,S

7.4 9.9 249 2900 14 114 0.91 P,S

9 N-pump, Standard Motor

Flygt 3127, 50Hz Technical Specification 61

Page 63: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

10 N-pump, Premium EfficiencyMotor (IE3)10.1 Product description

Usage

Installation typeP, S, T, Z

A submersible pump for efficient pumping of clean water, surfacewater, and wastewater containing solids or long-fibered material. Thepump is designed for sustained high efficiency. For abrasive media,Hard-Iron™ is required. Stainless steel N-impeller is available as anoption.

Installation type L A submersible pump for a mixed flow of clean water, surface water, orstorm water. Intended for high flow and low head applications, incolumn installation. The pump is designed for sustained highefficiency.

Denomination

Table 50: Adaptive N-hydraulic

Impeller material Non-explosion proofversion

Explosion proofversion

Pressure class Installation types

Hard-Iron™ 3127.920 3127.930 LT — Low headMT — Medium headHT — High headSH — Super head

L, P, S, T, Z

Cast iron, gray 3127.901 3127.911 LT — Low headMT — Medium headHT — High headSH — Super head

L, P, S, T, Z

Stainless steel 3127.961 3127.971 LT — Low headMT — Medium headHT — High headSH — Super head

L, P, S, T, Z

10 N-pump, Premium Efficiency Motor (IE3)

62 Flygt 3127, 50Hz Technical Specification

Page 64: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Table 51: N-hydraulic

Impeller material Non-explosion proofversion

Explosion proofversion

Pressure class Installation types

Hard-Iron™ 3127.820 3127.830 LT — Low headMT — Medium headHT — High headSH — Super head

P, S, T, Z

The pump can be used in the following installations:

L Vertical semipermanent, wet well column pipe arrangement where the well is dividedinto a suction part and a discharge part. Pump end equipped with guide vanes.

P Semipermanent, wet well arrangement with the pump installed on two guide bars. Theconnection to the discharge is automatic.

S Portable semipermanent, wet well arrangement with hose coupling or flange forconnection to the discharge pipeline.

T Vertical permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Z Horizontal permanent, dry well arrangement with flange connection to the suction anddischarge piping.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

Motor data

Feature Description

Motor type Line started permanent magnet motor (LSPM)

Frequency 50 Hz

Power supply 3-phase

Starting method • Direct on-line• Star-delta• Soft starter• Variable Frequency Drive (VFD)

Number of starts per hour Maximum 30

Code compliance IEC 60034-1

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Motor encapsulation

Motor encapsulation is in accordance with IP68.

10 N-pump, Premium Efficiency Motor (IE3)

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Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Flygt SUBCAB® - a heavy duty 7 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 7G6 mm2 with unscreenedcontrol cores.

Variable Frequency drive Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screenedcontrol cores. Conductor insulation rating of 90°C, whichallows for increased current. Superior mechanicalstrength and high abrasion and tear resistant. Chemicalresistant within pH 3-10 and ozone, oil, and flameresistant. Used up to 70°C water temperature.

Monitoring equipment

• Thermal contacts opening temperature 125°C (257°F)

Materials

Table 52: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing Cast iron, gray 35B GJL-250

Impeller, alternative 1 Cast iron, gray 35B GJL-250

Impeller, alternative 2 Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Impeller, alternative 3 Stainless steel, Duplex CD-4MCuN 10283:2010 -1.4474

Insert ring, alternative 1 Cast iron, gray 35B GJL-250

Insert ring, alternative 2 Cast iron, Hard-Iron™ A 532 IIIA GJN-HB555(XCR23)

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

O-rings, alternative 1 Nitrile rubber (NBR) 70° IRH - -

O-rings, alternative 2Fluorinated rubber (FPM)70° IRH - -

Oil, part no 901752

Medical white oil of paraffintype. Fulfills FDA 172.878(a) - -

10 N-pump, Premium Efficiency Motor (IE3)

64 Flygt 3127, 50Hz Technical Specification

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Table 53: Mechanical seals

Alternative Inner seal Outer seal

1 Aluminum oxide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

2 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

3 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Silicon carbide/ Silicon carbide

Surface treatment

All cast parts are primed with a water-borne primer. The finishing coat is a high-solid twopack paint.

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

10.2 Motor rating and performance curves 3127.820/.830These are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

10 N-pump, Premium Efficiency Motor (IE3)

Flygt 3127, 50Hz Technical Specification 65

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LT

Q [l/s]

H [m]

2P [kW]

0 20 40 60 80 1000

2

4

6

8

10

12

14

16

3

4

5

6

LT

420

420

421

421

421

421

421

421

422

422

422

422

422

422

WS004744A

Table 54: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

5 6.7 421 1500 8.9 76 0.89 P,S

5 6.7 422 1500 8.9 76 0.89 P,S

5.5 7.4 421 1500 9.6 76 0.9 T,Z

5.5 7.4 422 1500 9.6 76 0.9 T,Z

6.5 8.7 420 1500 11 76 0.91 P,S

6.5 8.7 421 1500 11 76 0.91 P,S

6.5 8.7 422 1500 11 76 0.91 P,S

10 N-pump, Premium Efficiency Motor (IE3)

66 Flygt 3127, 50Hz Technical Specification

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MT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 60 70 800

2

4

6

8

10

12

14

16

18

3

4

5

6

MT

437

437

438

438

439

439

WS004745A

Table 55: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

5 6.7 438 1500 8.9 76 0.89 P,S

5 6.7 439 1500 8.9 76 0.89 P,S

5.5 7.4 438 1500 9.6 76 0.9 T,Z

5.5 7.4 439 1500 9.6 76 0.9 T,Z

6.5 8.7 437 1500 11 76 0.91 P,S

6.5 8.7 438 1500 11 76 0.91 P,S

10 N-pump, Premium Efficiency Motor (IE3)

Flygt 3127, 50Hz Technical Specification 67

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HT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 500

4

8

12

16

20

234567

HT

487

487

488

488

489

489

WS004746A

Table 56: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

5 6.7 488 1500 8.9 76 0.89 P,S

5 6.7 489 1500 8.9 76 0.89 P,S

5.5 7.4 488 1500 9.6 76 0.9 T,Z

5.5 7.4 489 1500 9.6 76 0.9 T,Z

6.5 8.7 487 1500 11 76 0.91 P,S

6.5 8.7 488 1500 11 76 0.91 P,S

6.5 8.7 489 1500 11 76 0.91 P,S

10 N-pump, Premium Efficiency Motor (IE3)

68 Flygt 3127, 50Hz Technical Specification

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SH

Q [l/s]

H [m]

2P [kW]

0 5 10 15 20 25 300

5

10

15

20

25

30

35

40

45

4

6

8

SH

245

245

246

246

247

247

248

248

249

249

WS004747A

Table 57: 400 V, 50 Hz, 3–phase

IE3 compliance is based on Y-connected stator.

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

8.5 11.4 245 3000 16 126 0.85 P,S

8.5 11.4 246 3000 16 126 0.85 P,S

8.5 11.4 247 3000 16 126 0.85 P,S

8.5 11.4 248 3000 16 126 0.85 P,S

8.5 11.4 249 3000 16 126 0.85 P,S

10.3 Motor rating and performance curves3127.901/.911/.920/.930/.961/.971

These are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

10 N-pump, Premium Efficiency Motor (IE3)

Flygt 3127, 50Hz Technical Specification 69

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LT

Q [l/s]

H [m]

2P [kW]

0 20 40 60 80 100 1200

2

4

6

8

10

12

14

234567

LT

424

424

425

425

426426

426

WS004907A

Table 58: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

RatedCurrent, A

Start current,A

Power factor,cos φ

Installation

5 6.7 425 1500 8.9 76 0.89 P,S

5 6.7 426 1500 8.9 76 0.89 L,P,S

5.5 7.4 425 1500 9.6 76 0.9 T,Z

5.5 7.4 426 1500 9.6 76 0.9 T,Z

6.5 8.7 424 1500 11 76 0.91 L,P,S

6.5 8.7 425 1500 11 76 0.91 L,P,S

6.5 8.7 426 1500 11 76 0.91 L,P,S

10 N-pump, Premium Efficiency Motor (IE3)

70 Flygt 3127, 50Hz Technical Specification

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MT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 50 60 70 800

2

4

6

8

10

12

14

16

18

3

4

5

6

MT

437

437

438

438

438

438

438

438

439

439

439

439

439

439

WS004753A

Table 59: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

5 6.7 438 1500 8.9 76 0.89 P,S

5 6.7 439 1500 8.9 76 0.89 P,S

5.5 7.4 438 1500 9.6 76 0.9 T,Z

5.5 7.4 439 1500 9.6 76 0.9 T,Z

6.5 8.7 437 1500 11 76 0.91 P,S

6.5 8.7 438 1500 11 76 0.91 P,S

6.5 8.7 439 1500 11 76 0.91 P,S

10 N-pump, Premium Efficiency Motor (IE3)

Flygt 3127, 50Hz Technical Specification 71

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HT

Q [l/s]

H [m]

2P [kW]

0 10 20 30 40 500

5

10

15

20

25

0

2

4

6

8

HT

486

486

487

487

488

488

488

488

488

488

489

489

489

489

489

489

WS004754A

Table 60: 400 V, 50 Hz, 3–phase

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

5 6.7 488 1500 8.9 76 0.89 P,S

5 6.7 489 1500 8.9 76 0.89 P,S

5.5 7.4 488 1500 9.6 76 0.9 T,Z

5.5 7.4 489 1500 9.6 76 0.9 T,Z

6.5 8.7 486 1500 11 76 0.91 P,S

6.5 8.7 487 1500 11 76 0.91 P,S

6.5 8.7 488 1500 11 76 0.91 P,S

6.5 8.7 489 1500 11 76 0.91 P,S

10 N-pump, Premium Efficiency Motor (IE3)

72 Flygt 3127, 50Hz Technical Specification

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SH

Q [l/s]

H [m]

2P [kW]

0 5 10 15 20 25 300

5

10

15

20

25

30

35

40

45

4

6

8

SH

245

245

245

245

246

246

246

246

247

247

247

247

248

248

248

248

249

249

249

249

WS004755A

Table 61: 400 V, 50 Hz, 3–phase

IE3 compliance is based on Y-connected stator.

Rated power,kW

Rated power,hp

Curve/Impeller No

Revolutionsper minute,rpm

Ratedcurrent, A

Startingcurrent, A

Power factor,cos φ

Installation

8.5 11.4 245 3000 16 126 0.85 P,S

8.5 11.4 246 3000 16 126 0.85 P,S

8.5 11.4 247 3000 16 126 0.85 P,S

8.5 11.4 248 3000 16 126 0.85 P,S

8.5 11.4 249 3000 16 126 0.85 P,S

10 N-pump, Premium Efficiency Motor (IE3)

Flygt 3127, 50Hz Technical Specification 73

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11 P-pump11.1 Product description

Usage

A submersible propeller pump for clean, surface, or storm water. Intended for high flowand low head applications, in column installation.

Denomination

Type Non-explosion proofversion

Explosion proofversion

Pressure class Installationtypes

Gray iron 3127.182 3127.091 LT — Low head L

The pump can be used in the following installations:

L Vertical semipermanent, wet well column pipe arrangement where the well is dividedinto a suction part and a discharge part. Pump end equipped with guide vanes.

Application limits

Feature Description

Liquid temperature Maximum 40°C (104°F)

Depth of immersion Maximum 20 m (65 ft)

pH of the pumped liquid 5.5 – 14

Liquid density Maximum 1100 kg/m3

Motor data

Feature Description

Motor type Squirrel-cage induction motor

Frequency 50 Hz

Power supply 3-phase

Starting method • Direct on-line• Star-delta• Soft starter• Variable Frequency Drive (VFD)

Number of starts per hour Maximum 30

Code compliance IEC 60034-1

11 P-pump

74 Flygt 3127, 50Hz Technical Specification

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Feature Description

Voltage variation • Continuously running: Maximum ±5%• Intermittent running: Maximum ±10%

Voltage imbalance betweenphases

Maximum 2%

Stator insulation class H (180°C, 356°F)

Cables

Application Type

Direct-on-line start or Y/D start with two cables Flygt SUBCAB® - a heavy duty 4 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 10 mm2 with unscreened controlcores.

Y/D start Flygt SUBCAB® - a heavy duty 7 cores motor power cablewith two twisted pair screened control cores. Conductorinsulation rating of 90°C, which allows for increasedcurrent. Superior mechanical strength and high abrasionand tear resistant. Chemical resistant within pH 3-10 andozone, oil, and flame resistant. Used up to 70°C watertemperature. Cables < 7G6 mm2 with unscreenedcontrol cores.

Variable Frequency drive Screened Flygt SUBCAB® - a heavy duty 4 screened coresmotor power cable with four twisted pair screenedcontrol cores. Conductor insulation rating of 90°C, whichallows for increased current. Superior mechanicalstrength and high abrasion and tear resistant. Chemicalresistant within pH 3-10 and ozone, oil, and flameresistant. Used up to 70°C water temperature.

Monitoring equipment

• Thermal contacts opening temperature 125°C (257°F)

Materials

Table 62: Major parts except mechanical seals

Denomination Material ASTM EN

Major castings Cast iron, gray 35B GJL-250

Pump housing Cast iron, gray 35B GJL-250

Propeller Aluminum bronze C 95 500 CC333G

Lifting handle Stainless steel AISI 316L 1.4404,1.4432, …

Shaft Stainless steel AISI 431 1.4057+QT800

Screws and nuts Stainless steel, A4 AISI 316L, 316, 316Ti 1.4401,1.4404, …

O-rings, alternative 1 Nitrile rubber (NBR) 70° IRH - -

O-rings, alternative 2 Fluorinated rubber (FPM)70° IRH

- -

Oil Part No 901752 Medical white oil of paraffintype. Fulfills FDA 172.878(a)

- -

11 P-pump

Flygt 3127, 50Hz Technical Specification 75

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Table 63: Mechanical seals

Alternative Inner seal Outer seal

1 Aluminum oxide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

2 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

3 Corrosion resistant cementedcarbide/ Corrosion resistantcemented carbide

Silicon carbide/ Silicon carbide

Surface treatment

Priming Finish

Painted with a primer, see internal standardM0700.00.0002

Navy gray color NCS 5804-B07G. Two-component high-solid top coating, see internal standard M0700.00.0004for standard painting and M0700.00.0008 for specialpainting.

Options

• Leakage sensor in the stator housing (FLS)• Leakage sensor in the oil housing (CLS)• Surface treatment (Epoxy)• Zinc anodes• Other cables

Accessories

Discharge connections, adapters, hose connections, and other mechanical accessories

Electrical accessories such as pump controller, control panels, starters, monitoring relays,cables

11.2 Motor rating and performance curvesThese are examples of motor rating and curves. For more information, please contactyour local sales and service representative.

Star-delta starting current is 1/3 of Direct on-line starting current.

11 P-pump

76 Flygt 3127, 50Hz Technical Specification

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LT

WS005072A

Table 64: 400 V, 50 Hz, 3–phase

Ratedpower, kW

Ratedpower, hp

Curve/ImpellerNo

Bladeangle, °

Revolutions perminute,rpm

Ratedcurrent, A

Startingcurrent, A

Powerfactor, cosφ

Installation

7.5 10.1 494 16 1435 15 77 0.86 L

11 P-pump

Flygt 3127, 50Hz Technical Specification 77

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12 Dimensions and Weight, C-pump12.1 Drawings

All drawings are available as Acrobat documents (.pdf) and AutoCad drawings (.dwg).Contact a local sales and service representative for more information.

All dimensions are in mm.

Figure 1: LT, P-installation Figure 2: LT, P-installation

12 Dimensions and Weight, C-pump

78 Flygt 3127, 50Hz Technical Specification

Page 80: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Figure 3: LT, P-installation Figure 4: LT, S-installation

Figure 5: LT, S-installation Figure 6: LT, T-installation

12 Dimensions and Weight, C-pump

Flygt 3127, 50Hz Technical Specification 79

Page 81: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Figure 7: LT, T-installation Figure 8: LT, Z-installation

Figure 9: MT, P-installation Figure 10: MT, P-installation

12 Dimensions and Weight, C-pump

80 Flygt 3127, 50Hz Technical Specification

Page 82: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Figure 11: MT, P-installation Figure 12: MT, S-installation

Figure 13: MT, S-installation Figure 14: MT, T-installation

12 Dimensions and Weight, C-pump

Flygt 3127, 50Hz Technical Specification 81

Page 83: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Figure 15: MT, T-installation Figure 16: MT, T-installation

Figure 17: MT, T-installation Figure 18: MT, Z-installation

12 Dimensions and Weight, C-pump

82 Flygt 3127, 50Hz Technical Specification

Page 84: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Figure 19: MT, Z-installation Figure 20: HT, P-installation

Figure 21: HT, P-installation Figure 22: HT, P-installation

12 Dimensions and Weight, C-pump

Flygt 3127, 50Hz Technical Specification 83

Page 85: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Figure 23: HT/SH, P-installation Figure 24: HT, S-installation

Figure 25: HT, S-installation Figure 26: HT/SH, S-installation

12 Dimensions and Weight, C-pump

84 Flygt 3127, 50Hz Technical Specification

Page 86: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Figure 27: HT, T-installation Figure 28: HT, T-installation

Figure 29: HT, T-installation Figure 30: HT, Z-installation

12 Dimensions and Weight, C-pump

Flygt 3127, 50Hz Technical Specification 85

Page 87: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

13 Dimensions and Weight, D-pump13.1 Drawings

All drawings are available as Acrobat documents (.pdf) and AutoCad drawings (.dwg).Contact a local sales and service representative for more information.

All dimensions are in mm.

Figure 31: MT, P-installation Figure 32: MT, P-installation

13 Dimensions and Weight, D-pump

86 Flygt 3127, 50Hz Technical Specification

Page 88: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Figure 33: HT, P-installation Figure 34: HT, P-installation

13 Dimensions and Weight, D-pump

Flygt 3127, 50Hz Technical Specification 87

Page 89: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

14 Dimensions and Weight, F-pump14.1 Drawings

All drawings are available as Acrobat documents (.pdf) and AutoCad drawings (.dwg).Contact a local sales and service representative for more information.

All dimensions are in mm.

Figure 35: LT, J-installation Figure 36: LT, P-installation

14 Dimensions and Weight, F-pump

88 Flygt 3127, 50Hz Technical Specification

Page 90: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Figure 37: LT, P-installation Figure 38: LT, S-installation

Figure 39: MT, P-installation Figure 40: MT, P-installation

14 Dimensions and Weight, F-pump

Flygt 3127, 50Hz Technical Specification 89

Page 91: Flygt 3127, 50Hz - Lenntech · LT WS005061A Table 3: 400 V, 50 Hz, 3–phase Rated power, kW Rated power, hp Curve/ Impeller No Revolutions per minute, rpm Rated current, A Starting

Figure 41: MT, S-installation Figure 42: MT, S-installation

Figure 43: MT, T-installation

14 Dimensions and Weight, F-pump

90 Flygt 3127, 50Hz Technical Specification

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Figure 44: MT, T-installation Figure 45: MT, T-installation

Figure 46: MT, T-installation Figure 47: MT, T-installation

14 Dimensions and Weight, F-pump

Flygt 3127, 50Hz Technical Specification 91

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Figure 48: MT, Z-installation Figure 49: MT, Z-installation

Figure 50: HT, P-installation Figure 51: HT, S-installation

14 Dimensions and Weight, F-pump

92 Flygt 3127, 50Hz Technical Specification

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Figure 52: HT, T-installation Figure 53: HT, T-installation

Figure 54: HT, Z-installation

14 Dimensions and Weight, F-pump

Flygt 3127, 50Hz Technical Specification 93

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Figure 55: SH, P-installation Figure 56: SH, S-installation

14 Dimensions and Weight, F-pump

94 Flygt 3127, 50Hz Technical Specification

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15 Dimensions and Weight, H-pump15.1 Drawings

All drawings are available as Acrobat documents (.pdf) and AutoCad drawings (.dwg).Contact a local sales and service representative for more information.

All dimensions are in mm.

Figure 57: HT, S-installation

15 Dimensions and Weight, H-pump

Flygt 3127, 50Hz Technical Specification 95

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16 Dimensions and Weight, M-pump16.1 Drawings

All drawings are available as Acrobat documents (.pdf) and AutoCad drawings (.dwg).Contact a local sales and service representative for more information.

All dimensions are in mm.

Figure 58: LT/HT, F-installation Figure 59: LT/HT, P-installation

16 Dimensions and Weight, M-pump

96 Flygt 3127, 50Hz Technical Specification

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17 Dimensions and Weight, N-pump17.1 Drawings

All drawings are available as Acrobat documents (.pdf) and AutoCad drawings (.dwg).Contact a local sales and service representative for more information.

All dimensions are in mm.

Figure 60: LT, L-installation Figure 61: LT, P-installation

17 Dimensions and Weight, N-pump

Flygt 3127, 50Hz Technical Specification 97

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Figure 62: LT, P-installation Figure 63: LT, P-installation

Figure 64: LT, S-installation Figure 65: LT, S-installation

17 Dimensions and Weight, N-pump

98 Flygt 3127, 50Hz Technical Specification

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Figure 66: LT, S-installation Figure 67: LT, T-installation

Figure 68: LT, T-installation Figure 69: LT, T-installation

17 Dimensions and Weight, N-pump

Flygt 3127, 50Hz Technical Specification 99

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Figure 70: LT, T-installation

Figure 71: LT, Z-installation Figure 72: LT, Z-installation

17 Dimensions and Weight, N-pump

100 Flygt 3127, 50Hz Technical Specification

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Figure 73: MT, P-installation Figure 74: MT, P-installation

Figure 75: MT, P-installation

17 Dimensions and Weight, N-pump

Flygt 3127, 50Hz Technical Specification 101

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Figure 76: MT, S-installation Figure 77: MT, S-installation

Figure 78: MT, T-installation Figure 79: MT, T-installation

17 Dimensions and Weight, N-pump

102 Flygt 3127, 50Hz Technical Specification

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Figure 80: MT, T-installation Figure 81: MT, T-installation

Figure 82: MT, T-installation Figure 83: MT, T-installation

17 Dimensions and Weight, N-pump

Flygt 3127, 50Hz Technical Specification 103

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Figure 84: MT, T-installation Figure 85: MT, T-installation

Figure 86: MT, Z-installation Figure 87: MT, Z-installation

17 Dimensions and Weight, N-pump

104 Flygt 3127, 50Hz Technical Specification

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Figure 88: MT, Z-installation Figure 89: MT, Z-installation

Figure 90: HT, P-installation

17 Dimensions and Weight, N-pump

Flygt 3127, 50Hz Technical Specification 105

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Figure 91: HT, S-installation

Figure 92: HT, T-installation Figure 93: HT, T-installation

17 Dimensions and Weight, N-pump

106 Flygt 3127, 50Hz Technical Specification

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Figure 94: HT, T-installation Figure 95: HT, T-installation

Figure 96: HT, Z-installation Figure 97: HT, Z-installation

17 Dimensions and Weight, N-pump

Flygt 3127, 50Hz Technical Specification 107

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Figure 98: SH, P-installation

Figure 99: SH, S-installation Figure 100: SH, T-installation

17 Dimensions and Weight, N-pump

108 Flygt 3127, 50Hz Technical Specification

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Figure 101: SH, T-installation Figure 102: SH, T-installation

Figure 103: SH, T-installation Figure 104: SH, Z-installation

17 Dimensions and Weight, N-pump

Flygt 3127, 50Hz Technical Specification 109

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Figure 105: SH, Z-installation

17 Dimensions and Weight, N-pump

110 Flygt 3127, 50Hz Technical Specification

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18 Dimensions and Weight, P-pump18.1 Drawings

All drawings are available as Acrobat documents (.pdf) and AutoCad drawings (.dwg).Contact a local sales and service representative for more information.

All dimensions are in mm.

Figure 106: LT, L-installation

18 Dimensions and Weight, P-pump

Flygt 3127, 50Hz Technical Specification 111

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Xylem |’zīləm|

1) The tissue in plants that brings water upward from the roots2) A leading global water technology company

We’re a global team unified in a common purpose: creating innovative solutionsto meet our world's water needs. Developing new technologies that will improvethe way water is used, conserved, and re-used in the future is central to our work.We move, treat, analyze, and return water to the environment, and we helppeople use water efficiently, in their homes, buildings, factories and farms. Inmore than 150 countries, we have strong, long-standing relationships withcustomers who know us for our powerful combination of leading product brandsand applications expertise, backed by a legacy of innovation.

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The original instruction is in English. All non-Englishinstructions are translations of the original instruction.

© 2012 Xylem Inc

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