data sheet for mv switchgear - panel

AN HOI DIESEL POWER PLANT

DATA SHEET

TITLE: DATA SHEET FOR MV SWITCHGEAR & PANEL

PROJECT NAME: AN HOI DIESEL POWER PLANT

CLIENT: CON DAO COMMITTEE

PROJECT NO.:

REV. NO. DATE DESCRIPTION PREP'N REVIEW CHECK APPROVAL

REV. NO. PREPARATION DEPT. PREP'N REVIEW CHECK APPROVAL

A

NGOC N.T

28-Jul-11


PAGE: 1 of 9

DATA SHEET

1 Service Description: MV SWICHGEAR

2 ENVIRONMENTAL CONDITIONS POWER SYSTEM

3 Location: Indoor Outdoor System Voltage: 22000 V

4 Ambient air temp: Min: 13.8 °C Max: 40 °C System Frequency: 50 Hz

5 Humidity: 87% Altitude: Neutral Earthing: N/A

6 Hazardous area classification: Non-Hazardous

7 PARTICULARS OF EQUIPMENT UNITS PURCHASER'S REQUIREMENTS VENDOR'S RESPONSE

8 MV SWITCHGEAR GENERAL DATA

9 Standard of Manufacture

10 Type Air insulated, metal enclosed

11 Location Indoor, non-hazardous

12 Rated voltage kV 24

13 Rated frequency Hz 50

14 Number of phases 3

15 kV (peak) 95

16 Rated short duration power frequency w'stand voltage kV (rms) 50 (1 minute)

17 Rated short time withstand current and time kA (rms) 12.5 kA for 1 secs

18 Internal arc fault withstand, to IEC 60298 Annex AA Criteria 1 through 6

19 Duration of internal arc fault test secs 1

20 Rated peak withstand current kA (peak) 125

21 Earth busbar withstand current and time kA (rms) 12.5 kA for 1 secs

22 Busbar system:

23 Rated normal current (main busbar) A 400

24 Phase segregated busbars Yes / No VTA

25 Busbar arrangement (Single / Duplicate) Single

26 Busbar identification Colour coded (R-Y-B)

27 Busbar material HDHC copper

28 Busbar insulation Yes/No Yes

29 Future busbar extension at either end Yes/No No

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31

32 Document/drawings:

33 Single line diagrams

34 Project specification

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40

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42

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50

< 1000m

Rated lightning impulse withstand voltage (IEC 60694)

PAGE: 1 of 9

POWER SYSTEM

5%

2%

VENDOR'S RESPONSE


PAGE: 2 of 9

DATA SHEET



3 Location: Indoor Outdoor System Voltage: 22000 V 5%

4 Ambient air temp: Min: 13.8 °C Max: 40 °C System Frequency: 50 Hz 2%

5 Humidity: 87% Altitude: Neutral Earthing: Isolated neutral



8 Anti-condensation heaters:(external source) Voltage V 230 VAC

9 Power consumption W VTA

10 Panel exterior paint colour Light grey 10 A 03

11 Panel interior paint colour White

12 Paint specification VTA

13 Overall dimensions of the switchboard: L x W x H mm VTA (Note 7)

14 Total weight kg VTA

15 Largest shipping section dimensions (L X W x H) mm VTA

16 Shipping sections (number and weights) kg VTA

17 Expected assembly heat dissipation kW VTA

18 Ingress protection rating IP42

19 Earthing:

20 Method of busbar earthing Earth switch (ES)

21 Rated short circuit current and time kA 25 kA for 3 secs

22 Asymmetrical peak making current capability kA pk 125

23 Key interlock Yes/No Yes, with VCBs

24

25 TEST REQUIREMENTS

26 Type Test Yes/No Certificate only required

27 Routine Tests Yes/No Yes, see Note 4

28 Special Tests Yes/No No

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53

< 1000m


PAGE: 3 of 9

DATA SHEET








8 CIRCUIT BREAKER PANEL DATA (* Current Rating Amps)

9 Number of circuit breakers No. one (1)

10 Panel type Vacuum or SF6, withdrawable

11 Rated normal current A 400


13 Rated short time withstand current and time kA (rms) 25 kA for 3 secs


15 Rated short circuit breaking current kA (rms) 50

16 Rated dc component of short circuit breaking current % ≥ 35

17 Insulation levels:

18 kV (peak) 110 kV across contacts

19 Rated short duration power frequency withstand voltage kV (rms) 60 kV across contacts for 1 min

20 Trip coil: Voltage V 230 VAC (from UPS source)

21 Power VA VTA

22 Close coil: Voltage V N/A

23 Power VA N/A

24 Circuit breaker closing time msecs VTA

25 Circuit breaker opening time msecs VTA

26 Mechanical endurance # VTA

27 Electrical endurance # VTA

28 Anti pumping device Yes/No Yes

29 Mechanical operations counter Yes/No Yes

30 Manual mechanical trip facility Yes/No Yes

31 Closed/open position indication Yes/No Yes

32 Charged/discharged spring indication Yes/No Yes

33 Emergency shutdown (ESD) trip Yes/No No

34 Load shedding trip Yes/No No

35 Power cable entry Bottom

36 Control cable entry Bottom

37 Gland plate Brass

38 Overall dimensions of the panel: (D x W x H) mm VTA

39 Panel Control and Indication

40 "Closed" indication (Red) Yes/No Yes

41 "Open" indication (Green) Yes/No Yes

42 Tripped circuit or blown fuse indication (Amber) Yes/No Yes

43 Anti-condensation heater 'ON' indication Yes/No Yes

44 Indication Earth switchgear Yes/No Yes

45 Free contacts for remote Indications

46 HV switchgear Closed Yes/No Yes

47 HV switchgear opened Yes/No Yes

48 Earth switch connected / disconnected Yes/No Yes

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< 1000m



PAGE: 4 of 9

DATA SHEET








8

9 Control mode LOCAL

10 Ammeter & selector switch Yes/No Yes

11 Voltmeter & selector switch Yes/No Yes

12 Trip & control circuit supervision Yes/No Yes

13 Digital multimeter functions Yes/No Yes (as per Single line Diagrams)

14 Relay Types Make Model

15 Differential Yes/No No

16 Feeder Protection As per drawings

17 Lockout As per drawings

18 Trip Circuit Supervision As per drawings

19 Under voltage/Overvoltage As per drawings

20 Other As required

21

22

23 Communications

24 Communications with DCS: Protocol Modbus RS485/RS232

25 DCS control inputs Yes/No Yes

26 DCS status outputs Yes/No Yes

27 Hardware Yes

28 Redundant Yes/No

29

30 MV CABLES

31 Outgoing Feeders:

32 Type of cable

33 Voltage grade kV

34 No. of cables and conductor size mm²

35 Cable entry Top/bottom

36 Incomers:

37 Type of cable

38 Voltage grade kV



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51

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53

54

< 1000m


PAGE: 5 of 9

DATA SHEET

1 Service Description: MV PANEL


3 Location: Indoor Outdoor System Voltage: 22000 V

4 Ambient air temp: Min: 13.8 °C Max: 40 °C System Frequency: 50 Hz




8 MV PANEL GENERAL DATA

9 Standard of Manufacture

10 Type Air insulated, metal enclosed

11 Location Indoor, non-hazardous


13 Rated frequency Hz 50

14 Number of phases 3

15 kV (peak) 95

16 Rated short duration power frequency w'stand voltage kV (rms) 50 (1 minute)


18 Criteria 1 through 6

19 Duration of internal arc fault test sec 1


21 Earth busbar withstand current and time kA (rms) 12.5 kA for 1 secs

22 Busbar system:

23 Rated normal current (main busbar) A 400

24 Phase segregated busbars Yes / No VTA

25 Busbar arrangement (Single / Duplicate) Single

26 Busbar identification Colour coded (R-Y-B)

27 Busbar material HDHC copper

28 Busbar insulation Yes/No Yes

29 Future busbar extension at either end Yes/No No

30 Panel exterior paint colour Light grey 10 A 03

31 Panel interior paint colour White

32 Paint specification VTA

33 Overall dimensions of the switchboard: L x W x H mm VTA (Note 7)

34 Total weight kg VTA

35 Largest shipping section dimensions (L X W x H) mm VTA

36 Shipping sections (number and weights) kg VTA

37 Expected assembly heat dissipation kW VTA

38 Ingress protection rating IP42

39 Document/drawings:

40 Single line diagrams

41 Project specification

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

< 1000m


Internal arc fault withstand, to (IEC 60298 Annex AA.6)

PAGE: 5 of 9

POWER SYSTEM

5%

2%

VENDOR'S RESPONSE


PAGE: 6 of 9

DATA SHEET








8 Anti condensation heater Yes/No No

9 Anti condensation heater rating & voltage W / V N/A





14

15

16

17

18

19

20

21

22

23

24 TEST REQUIREMENTS

25 Type Test Yes/No Certificate only required

26 Routine Tests Yes/No Yes, see Note 4

27 Special Tests Yes/No No

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55

< 1000m


DATA SHEET








8 CIRCUIT BREAKER DATA (* Current Rating Amps)

9 Number of circuit breakers No. one (1)

10 Panel type Load Break Switch with HRC Fuses

11 Rated normal current A 400




15 Rated short circuit breaking current kA (rms) 50

16 Rated dc component of short circuit breaking current % ≥ 35

17 Insulation levels:

18 kV (peak) 110 kV across contacts

19 Rated short duration power frequency withstand voltage kV (rms) 60 kV across contacts for 1 min

20 INDICATION & METERING

21 Anti condensation heater Yes/No No

22 Anti condensation heater rating & voltage W / V N/A





27 Indications

28 "Closed" indication (Red) Yes/No Yes

29 "Open" indication (Green) Yes/No Yes

30 Blown fuse indication (Amber) Yes/No Yes

31 Anti-condensation heater 'ON' indication Yes/No No

32 Control mode selector switch LOCAL

33 Metering

34 Kilowatt Hours meter Yes/No Yes Make Model

35 Number of phases 3 phase

36 Current transformer Yes/No Yes

37 Potential Transformer Yes/No Yes

38 LIGHTNING SURGE ARRESTORS


40 Rated frequency Hz 48 - 62

41 Continuous operating voltage kV 19.2

42 Nominal discharge current kA 10

43 Power frequency reference voltage kV 24

44 Lightning impulse residual voltage kV VTA

45 Steep current impulse residual voltage kV VTA

46 Switching impulse residual voltage kV VTA

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50

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53

54

091135-PVG-EK-003PAGE: 7 of 9

< 1000m



PAGE: 8 of 9

DATA SHEET








8 LIGHTNING SURGE ARRESTORS (Continuing)

9 kA VTA

10 High current withstand 4/10 μs kA VTA

11 Line discharge Class 1

12 Partial discharge VTA

13 Creepage distance mm VTA

14 Lightning impulse withstand kV VTA

15 Power frequency withstand (wet 1 min) kV VTA

16 HV CABLES

17 Cable in

18 Type of cable

19 Voltage grade kV



22 Cable out

23 Type of cable

24 Voltage grade kV



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< 1000m

Rectangular current withstand 2000 μs


PAGE: 9 of 9

DATA SHEET

1 Service Description: MV SWICHGEAR / PANEL







8 NOTES:

9 1. Withdrawable circuit breakers shall be interchangeable with others of the same voltage and current rating.

10 2. Circuit breaker operating mechanisms shall be of the motor/manual spring charge, stored energy, manual/electrical release type.

11 3. Rated short time withstand & breaking currents for circuit breakers shall be not less than ratings for main busbar.

12

13 5. Refer to Metering & Protection SLD

14 6. Refer to Electrical Equipment Layout for additional information.

15 7. VTA = Vendor to advise.

16 8. N/A = Not Application

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53

< 1000m

4. Refer to High Voltage Switchgear Specification for additional information.

data sheet for mv switchgear - panel

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