-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
1/63
Guaranteeing Quality PowerGuaranteeing Quality PowerFor Large NetworksFor Large NetworksGuaranteeing Quality PowerGuaranteeing Quality PowerFor Large NetworksFor Large Networks
Presented by:Presented by:
A Quarter Century of Continuous Power
www.clary.com
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
2/63
1997 CLARY CORPORATION
Why Be Concerned With Power Quality?Why Be Concerned With Power Quality?Why Be Concerned With Power Quality?Why Be Concerned With Power Quality?
Protects The Integrity Of Your DataProtects The Integrity Of Your Data
Maximizes Equipment LifeMaximizes Equipment Life
Provides For Orderly System Shut Down.Provides For Orderly System Shut Down.
CLEAN POWER KEEPSYOUR SYSTEM RUNNING
CLEAN POWER KEEPSYOUR SYSTEM RUNNING
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
3/63
1997 CLARY CORPORATION
Power Quality ProblemsPower Quality ProblemsPower Quality ProblemsPower Quality Problems
SurgesSurges
SagsSags
BrownoutsBrownouts
BlackoutsBlackouts
Ground LoopsGround Loops
Noise TransientsNoise Transients
Harmonic Distortion.Harmonic Distortion.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
4/63
1997 CLARY CORPORATION
Poor Power Quality SymptomsPoor Power Quality SymptomsPoor Power Quality SymptomsPoor Power Quality Symptoms
Corrupted FilesCorrupted Files Intermittent LockupsIntermittent Lockups
Hardware Component FailureHardware Component Failure
Power Supply FailurePower Supply Failure
Complete System Shut Down.Complete System Shut Down.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
5/63
1997 CLARY CORPORATION
Sources of Power Line ProblemsSources of Power Line ProblemsSources of Power Line ProblemsSources of Power Line Problems
Weather InducedWeather Induced Utility CompanyUtility Company
Neighborhood InducedNeighborhood Induced
Internal CausesInternal Causes
I n t e r n a l
E n v i r o n m e n t a lU t i l i t y
N e i g h b o r
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
6/63
1997 CLARY CORPORATION
Typical Office PowerTypical Office PowerTypical Office PowerTypical Office Power
Typical Office PowerTypical Office Power(Time Elapsed - About 20 minutes)(Time Elapsed - About 20 minutes)
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
7/63
1997 CLARY CORPORATION
Power Protection StrategiesPower Protection StrategiesPower Protection StrategiesPower Protection Strategies
Transient Voltage Surge Suppression (TVSS)Transient Voltage Surge Suppression (TVSS)Surge SuppressorsSurge Suppressors
Grounding SystemsGrounding Systems
Power Conditioners & Voltage RegulatorsPower Conditioners & Voltage Regulators
Back-up GeneratorsBack-up Generators
Uninterruptible Power Systems (UPS)Uninterruptible Power Systems (UPS)
Continuous Power Systems (CPS).Continuous Power Systems (CPS).
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
8/63
1997 CLARY CORPORATION
TVSS - TRANSIENTTVSS - TRANSIENTVOLTAGE SURGEVOLTAGE SURGE
SUPPRESSIONSUPPRESSION
TVSS - TRANSIENTTVSS - TRANSIENTVOLTAGE SURGEVOLTAGE SURGE
SUPPRESSIONSUPPRESSIONSurge SuppressorsSurge Suppressors
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
9/63
1997 CLARY CORPORATION
TVSS - Transient Voltage SurgeTVSS - Transient Voltage SurgeSuppressionSuppression
TVSS - Transient Voltage SurgeTVSS - Transient Voltage SurgeSuppressionSuppression
TVSS ComponentsTVSS ComponentsAre Activated By AAre Activated By A
Rise In Line VoltageRise In Line Voltage
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
10/63
1997 CLARY CORPORATION
TVSS ConceptTVSS ConceptTVSS ConceptTVSS Concept
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
11/63
1997 CLARY CORPORATION
Inline Surge Suppressers Most CommonInline Surge Suppressers Most CommonInline Surge Suppressers Most CommonInline Surge Suppressers Most Common
Typical DepartmentTypical DepartmentStore SurgeStore Surge
SuppressersSuppressers
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
12/63
1997 CLARY CORPORATION
Other Forms of TVSSOther Forms of TVSSOther Forms of TVSSOther Forms of TVSS
Installed At or Near Main PowerInstalled At or Near Main PowerPanelPanel
Embedded Into Equipment.Embedded Into Equipment.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
13/63
1997 CLARY CORPORATION
TVSS TECHNOLOGIESTVSS TECHNOLOGIESTVSS TECHNOLOGIESTVSS TECHNOLOGIES
Most Common /Most Common /Least EffectiveLeast Effective
MOVs -Metal OxideMOVs -Metal Oxide
VaristorsVaristors
(Degrade with use)(Degrade with use)
Less Common / MoreLess Common / MoreEffectiveEffective
Avalanche DiodesAvalanche Diodes
Gas Tube ArrestersGas Tube Arresters
Series Mode InductorsSeries Mode Inductors
(none of the above(none of the above
degrade with normaldegrade with normal
use)use)
Many new innovative systems are a combination of the abovetechnologies.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
14/63
1997 CLARY CORPORATION
TVSS and NetworksTVSS and NetworksTVSS and NetworksTVSS and Networks
Use Care When Equipment isUse Care When Equipment isInterconnected such as printers andInterconnected such as printers and
network componentsnetwork components
Some TVSS Devices Can ActuallySome TVSS Devices Can ActuallyIntroduce New Problems - GroundIntroduce New Problems - Ground
Contamination.Contamination.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
15/63
1997 CLARY CORPORATION
TVSS Mode 1TVSS Mode 1TVSS Mode 1TVSS Mode 1
Uses a single surge device betweenUses a single surge device between
hot and neutral. Protects againsthot and neutral. Protects against
normal mode disturbances.normal mode disturbances.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
16/63
1997 CLARY CORPORATION
TVSS Mode 2TVSS Mode 2TVSS Mode 2TVSS Mode 2
Mode 2 uses additional surgeMode 2 uses additional surgedevices to ground. Also protectsdevices to ground. Also protects
against common modeagainst common mode
disturbancesdisturbances
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
17/63
1997 CLARY CORPORATION
TVSS Ground ContaminationTVSS Ground ContaminationTVSS Ground ContaminationTVSS Ground Contamination
Diverting a Surge to Ground Can BeDiverting a Surge to Ground Can BeDangerous for InterconnectedDangerous for Interconnected
Equipment!Equipment!
Contaminated GroundContaminated Ground
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
18/63
1997 CLARY CORPORATION
U.S. Government TVSS ClassificationsU.S. Government TVSS ClassificationsU.S. Government TVSS ClassificationsU.S. Government TVSS Classifications
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
19/63
1997 CLARY CORPORATION
TVSS SummaryTVSS SummaryTVSS SummaryTVSS Summary
Surge Suppressors are NOT PowerSurge Suppressors are NOT Power
ConditionersConditioners
Avoid cheap, unrated devicesAvoid cheap, unrated devices
Observe classificationsObserve classifications
Do not connect protected devices to un-Do not connect protected devices to un-protected devicesprotected devices
Do not connect protected devices to un-Do not connect protected devices to un-
protected networksprotected networks Replace degradable components.Replace degradable components.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
20/63
1997 CLARY CORPORATION
GROUNDINGGROUNDINGGROUNDINGGROUNDING
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
21/63
1997 CLARY CORPORATION
GroundingGroundingGroundingGrounding
All Electrical Systems Must Have a GoodAll Electrical Systems Must Have a GoodGroundGround
Safety - Reduces Shock HazardsSafety - Reduces Shock Hazards
Equipment ProtectionEquipment Protection
System Ground Generally Provided BySystem Ground Generally Provided By
Electrical Contractor.Electrical Contractor.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
22/63
1997 CLARY CORPORATION
Grounding in a Typical BuildingGrounding in a Typical BuildingGrounding in a Typical BuildingGrounding in a Typical Building
Grounding is generally done at mainGrounding is generally done at mainelectrical service entranceelectrical service entrance
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
23/63
1997 CLARY CORPORATION
Methods of GroundingMethods of GroundingMethods of GroundingMethods of Grounding
Pipes or Plumbing in the EarthPipes or Plumbing in the Earth Special Electrodes in the EarthSpecial Electrodes in the Earth
Method Varies with Size of ElectricalMethod Varies with Size of Electrical
Service and Soil CompositionService and Soil Composition Only 1 Neutral-Ground BondOnly 1 Neutral-Ground Bond
Allowed in a System After EachAllowed in a System After Each
Transformer.Transformer.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
24/63
1997 CLARY CORPORATION
Neutral-Ground BondNeutral-Ground BondNeutral-Ground BondNeutral-Ground Bond
Connection between neutral and groundConnection between neutral and ground
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
25/63
1997 CLARY CORPORATION
Summary On GroundingSummary On GroundingSummary On GroundingSummary On Grounding
Good Grounding is Important -Good Grounding is Important -Particularly With InterconnectedParticularly With Interconnected
EquipmentEquipment
Have a Qualified ElectricalHave a Qualified ElectricalContractor Check Your BuildingsContractor Check Your Buildings
Ground if You Suspect a Problem.Ground if You Suspect a Problem.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
26/63
POWER CONDITIONERSPOWER CONDITIONERSPOWER CONDITIONERSPOWER CONDITIONERS
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
27/63
1997 CLARY CORPORATION
Power ConditionersPower ConditionersPower ConditionersPower Conditioners
Controls Many Forms of Noise &Controls Many Forms of Noise &InterferenceInterference
Can Provide Isolation From Utility LineCan Provide Isolation From Utility Line
Provides Some Voltage RegulationProvides Some Voltage Regulation Relatively CheapRelatively Cheap
Generally Passive.Generally Passive.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
28/63
1997 CLARY CORPORATION
Disadvantages of Power ConditioningDisadvantages of Power ConditioningDisadvantages of Power ConditioningDisadvantages of Power Conditioning
Does Not Replace EmergencyDoes Not Replace EmergencyGenerator or UPSGenerator or UPS
Large / BulkyLarge / Bulky
Still Requires Good TVSS System.Still Requires Good TVSS System.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
29/63
1997 CLARY CORPORATION
Power Conditioning EquipmentPower Conditioning EquipmentPower Conditioning EquipmentPower Conditioning Equipment
Tap Switching AutotransformersTap Switching Autotransformers Isolation TransformersIsolation Transformers
Electronic Voltage RegulatorsElectronic Voltage Regulators
Motor Generators.Motor Generators.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
30/63
1997 CLARY CORPORATION
Tap Switching AutotransformersTap Switching AutotransformersTap Switching AutotransformersTap Switching Autotransformers
Provides Some Form of VoltageProvides Some Form of VoltageRegulationRegulation
Boost Low Voltage by Switching TapsBoost Low Voltage by Switching Taps
Cheaper Then Isolation TransformersCheaper Then Isolation Transformers
Do Not Isolate From Utility.Do Not Isolate From Utility.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
31/63
1997 CLARY CORPORATION
Isolation TransformersIsolation TransformersIsolation TransformersIsolation Transformers
Advantages:Advantages:
Isolates Load FromIsolates Load From
All Other CircuitsAll Other Circuits
Recreates Neutral-Recreates Neutral-
Ground BondGround Bond
Rejects CommonRejects Common
Mode Noise OnMode Noise On
LineLine
Disadvantages:Disadvantages:
LargeLarge
HeavyHeavy
Little RegulationLittle Regulation
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
32/63
1997 CLARY CORPORATION
Ferroresonant TransformersFerroresonant TransformersFerroresonant TransformersFerroresonant Transformers
All of the advantages of IsolationAll of the advantages of IsolationTransformersTransformers
Much better at voltage regulationMuch better at voltage regulation
Inefficient, hot & noisy.Inefficient, hot & noisy.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
33/63
1997 CLARY CORPORATION
Motor-Generator SetMotor-Generator SetMotor-Generator SetMotor-Generator Set
Advantages:Advantages:
High Quality Sine WaveHigh Quality Sine Wave
IsolatedIsolated
Good Ride-ThroughGood Ride-Through
Disadvantages:Disadvantages:MechanicalMechanical
Large, Heavy,Large, Heavy,
NoisyNoisyCost Effective forCost Effective for
Larger LoadsLarger Loads
OnlyOnly
M O T O R
A C I N A C O U T
G E N E R A T O R
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
34/63
1997 CLARY CORPORATION
UNINTERRUPTIBLE POWERUNINTERRUPTIBLE POWERSYSTEMSSYSTEMS
UNINTERRUPTIBLE POWERUNINTERRUPTIBLE POWERSYSTEMSSYSTEMS
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
35/63
1997 CLARY CORPORATION
UPS - Uninterruptible PowerUPS - Uninterruptible PowerSystemsSystemsUPS - Uninterruptible PowerUPS - Uninterruptible PowerSystemsSystems
Provide AC Power Generated FromProvide AC Power Generated FromEnergy Stored in BatteriesEnergy Stored in Batteries
Most UPSs Include Varying Levels ofMost UPSs Include Varying Levels of
TVSSTVSS Some Provide Full Isolation From UtilitySome Provide Full Isolation From Utility
Many Allow Graceful Shutdown ofMany Allow Graceful Shutdown of
Computer Systems.Computer Systems.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
36/63
1997 CLARY CORPORATION
Concept of UPSsConcept of UPSsConcept of UPSsConcept of UPSs
Energy is Stored as DC in BatteriesEnergy is Stored as DC in Batteries Inverter Converts DC Back Into AC.Inverter Converts DC Back Into AC.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
37/63
1997 CLARY CORPORATION
Grades Of UPSsGrades Of UPSsGrades Of UPSsGrades Of UPSs
Small Office / Desktop (Department Store)Small Office / Desktop (Department Store) Mission Critical (Servers, Workstations)Mission Critical (Servers, Workstations)
Scientific/Medical (Lab Equipment)Scientific/Medical (Lab Equipment)
Industrial/Ruggedized (Process Control)Industrial/Ruggedized (Process Control)
Military (Data & Communications).Military (Data & Communications).
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
38/63
1997 CLARY CORPORATION
Power Ratings of UPSsPower Ratings of UPSsPower Ratings of UPSsPower Ratings of UPSs
Power handling capacity stated inPower handling capacity stated inVA (Volt/Amps)VA (Volt/Amps)
VA not exactly the same as WattsVA not exactly the same as Watts
Ratio between VA and Watts is calledRatio between VA and Watts is calledthe Power Factorthe Power Factor
Better UPSs include Power FactorBetter UPSs include Power Factor
Correction.Correction.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
39/63
1997 CLARY CORPORATION
UPS Basics - Off LineUPS Basics - Off LineUPS Basics - Off LineUPS Basics - Off Line
2 Basic UPS design topologies:2 Basic UPS design topologies:1. Off Line (Line Interactive, Standby)1. Off Line (Line Interactive, Standby)
Single ConversionSingle Conversion
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
40/63
1997 CLARY CORPORATION
UPS Basics - True On LineUPS Basics - True On LineUPS Basics - True On LineUPS Basics - True On Line
2 Basic UPS design topologies:2 Basic UPS design topologies:2. TRUE ON-LINE - Double Conversion2. TRUE ON-LINE - Double Conversion
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
41/63
1997 CLARY CORPORATION
Line-Interactive or Single ConversionLine-Interactive or Single ConversionUPSUPSLine-Interactive or Single ConversionLine-Interactive or Single ConversionUPSUPS
Quiet and InexpensiveQuiet and Inexpensive Inverter is off-line - Passes AC Line DirectlyInverter is off-line - Passes AC Line Directly
Through to Load During Normal OperationThrough to Load During Normal Operation
Inverter powers load only when there is aInverter powers load only when there is adisturbance on input AC supplydisturbance on input AC supply
Cannot Offer Power Factor Correction.Cannot Offer Power Factor Correction.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
42/63
1997 CLARY CORPORATION
Off Line DiagramOff Line DiagramOff Line DiagramOff Line Diagram
Off Line system runs on utility power untilOff Line system runs on utility power untilinverter is neededinverter is needed
No Power Factor CorrectionNo Power Factor Correction Can provide some voltage boostCan provide some voltage boost
Output is usually a step wave.Output is usually a step wave.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
43/63
1997 CLARY CORPORATION
Step Wave UPS - ProblemsStep Wave UPS - ProblemsStep Wave UPS - ProblemsStep Wave UPS - Problems
Never Connect a Surge Suppresser Downstream of aNever Connect a Surge Suppresser Downstream of a
Step-Wave UPSStep-Wave UPS
This can cause premature aging of TVSS devices.This can cause premature aging of TVSS devices.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
44/63
1997 CLARY CORPORATION
True On-Line / Double Conversion UPSTrue On-Line / Double Conversion UPSTrue On-Line / Double Conversion UPSTrue On-Line / Double Conversion UPS
Critical load powered by inverter at all timesCritical load powered by inverter at all times
Load protected from variations at all timesLoad protected from variations at all times
Boosts low voltage w/o discharging batteryBoosts low voltage w/o discharging battery
Better systems have Power Factor CorrectionBetter systems have Power Factor Correction
Better systems produce clean sine wave outputBetter systems produce clean sine wave output Battery conservation and management are optimized.Battery conservation and management are optimized.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
45/63
1997 CLARY CORPORATION
True On Line DiagramTrue On Line DiagramTrue On Line DiagramTrue On Line Diagram
Inverter Powers Load ContinuouslyInverter Powers Load Continuously
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
46/63
1997 CLARY CORPORATION
Input Voltage vs. Output VoltageInput Voltage vs. Output VoltageInput Voltage vs. Output VoltageInput Voltage vs. Output Voltage
True On-Line Systems AlwaysTrue On-Line Systems Always
Regenerate PowerRegenerate Power
OFF-LINE TRUE ON-LINE
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
47/63
1997 CLARY CORPORATION
Power Ratings of UPSsPower Ratings of UPSsPower Ratings of UPSsPower Ratings of UPSs
UPSs are rated by VA (not Watts)UPSs are rated by VA (not Watts)Typical Desktop PC - 200VATypical Desktop PC - 200VA
Small Server - 200VA to 800VASmall Server - 200VA to 800VA
Large Servers 800VA to 2KVA.Large Servers 800VA to 2KVA. Power rating must be equal to orPower rating must be equal to or
larger than the load (cheaper systemslarger than the load (cheaper systems
should have an even greater margin)should have an even greater margin)
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
48/63
1997 CLARY CORPORATION
Power Factor Correction (PFC)Power Factor Correction (PFC)Power Factor Correction (PFC)Power Factor Correction (PFC)
Power Factor is the ratio of Watts to Volt-Amps(VA)Power Factor is the ratio of Watts to Volt-Amps(VA)
Watts = True energy NEEDED by loadWatts = True energy NEEDED by load
VA = Energy ABSORBED by loadVA = Energy ABSORBED by load
Off Line UPSs incapable of PF Correction - Only TrueOff Line UPSs incapable of PF Correction - Only True
On-Line UPSs Provide PFC.On-Line UPSs Provide PFC.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
49/63
1997 CLARY CORPORATION
Power Factor in ComputersPower Factor in ComputersPower Factor in ComputersPower Factor in Computers
Computer power supplies distort powerComputer power supplies distort power
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
50/63
1997 CLARY CORPORATION
Good and Bad Power FactorGood and Bad Power FactorGood and Bad Power FactorGood and Bad Power Factor
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
51/63
1997 CLARY CORPORATION
Why is PFC Important?Why is PFC Important?Why is PFC Important?Why is PFC Important?
Computer Power Supplies Distort Input ACComputer Power Supplies Distort Input AC Poor PF Can Cause Certain Wiring in OlderPoor PF Can Cause Certain Wiring in Older
Buildings to Overheat.Buildings to Overheat.
Higher Electricity Bills - Utilities Charge forHigher Electricity Bills - Utilities Charge for
VA, Not Watts!VA, Not Watts! Interaction With Other EquipmentInteraction With Other Equipment
PFC Now a Requirement in Europe and willPFC Now a Requirement in Europe and will
soon be in USA.soon be in USA.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
52/63
1997 CLARY CORPORATION
CONTINUOUS POWERCONTINUOUS POWERSYSTEMSSYSTEMS
CONTINUOUS POWERCONTINUOUS POWERSYSTEMSSYSTEMS
Next Generation Of UninterruptibleNext Generation Of Uninterruptible
Power SystemsPower Systems
N t tiN t tiN t tiN t ti
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
53/63
1997 CLARY CORPORATION
Next-generation:Next-generation:On-Line Triple Conversion UPSOn-Line Triple Conversion UPSNext-generation:Next-generation:On-Line Triple Conversion UPSOn-Line Triple Conversion UPS
All digital - digitally recreated sine waveAll digital - digitally recreated sine waveThird step of DC to DC conversionThird step of DC to DC conversion
for extended voltage regulationfor extended voltage regulation
Better Power Factor CorrectionBetter Power Factor Correction
High Frequency IsolationHigh Frequency Isolationno bulky transformersno bulky transformers
Higher efficiency - less heat, less coolingHigher efficiency - less heat, less cooling
Greater connectivityGreater connectivity
Better battery management.Better battery management.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
54/63
1997 CLARY CORPORATION
SOFTWARE / CONNECTIVITYSOFTWARE / CONNECTIVITYSOFTWARE / CONNECTIVITYSOFTWARE / CONNECTIVITY
Why Monitor Your PowerWhy Monitor Your PowerWhy Monitor Your PowerWhy Monitor Your Power
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
55/63
1997 CLARY CORPORATION
Why Monitor Your PowerWhy Monitor Your PowerSystem?System?Why Monitor Your PowerWhy Monitor Your PowerSystem?System?
Use as Problem Analysis and SolvingUse as Problem Analysis and SolvingToolTool
Shutdown Software Safely ClosesShutdown Software Safely Closes
Files and ApplicationsFiles and Applications
Remote Management SavesRemote Management Saves
Administration Costs.Administration Costs.
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
56/63
1997 CLARY CORPORATION
Network Monitoring CapabilitiesNetwork Monitoring CapabilitiesNetwork Monitoring CapabilitiesNetwork Monitoring Capabilities
Set alarms for problem conditionsSet alarms for problem conditions Remote alarm notificationRemote alarm notification
Local and remote system shutdownLocal and remote system shutdown
Remote rebooting and load controlRemote rebooting and load control
Instantaneous power status -Instantaneous power status -
input/output voltage and powerinput/output voltage and power
Record power and event histories.Record power and event histories.
Power System Monitoring &Power System Monitoring &Power System Monitoring &Power System Monitoring &
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
57/63
1997 CLARY CORPORATION
Power System Monitoring &Power System Monitoring &ControlControlPower System Monitoring &Power System Monitoring &ControlControl
2 ways to connect:2 ways to connect:Direct local connection (serialDirect local connection (serial
cable)cable)
Network connection (SNMP)Network connection (SNMP)
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
58/63
1997 CLARY CORPORATION
Direct UPS ConnectivityDirect UPS ConnectivityDirect UPS ConnectivityDirect UPS Connectivity
UPS Connects Directly toUPS Connects Directly toWorkstation via Serial CableWorkstation via Serial Cable
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
59/63
1997 CLARY CORPORATION
Network ConnectivityNetwork ConnectivityNetwork ConnectivityNetwork Connectivity
SNMP Connectivity on NetworksSNMP Connectivity on Networks
Monitoring Over a Network UsingMonitoring Over a Network UsingMonitoring Over a Network UsingMonitoring Over a Network Using
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
60/63
1997 CLARY CORPORATION
Monitoring Over a Network UsingMonitoring Over a Network UsingSNMPSNMPMonitoring Over a Network UsingMonitoring Over a Network UsingSNMPSNMP
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
61/63
1997 CLARY CORPORATION
POWER PROTECTION SUMMARYPOWER PROTECTION SUMMARYPOWER PROTECTION SUMMARYPOWER PROTECTION SUMMARY
Transient Voltage Surge SuppressionTransient Voltage Surge Suppression(TVSS)(TVSS)
Surge SuppressorsSurge Suppressors
Grounding SystemsGrounding Systems
Power Conditioners & Voltage RegulatorsPower Conditioners & Voltage Regulators
Back-up GeneratorsBack-up Generators
Uninterruptible Power Systems (UPS)Uninterruptible Power Systems (UPS)
Continuous Power Systems (CPS).Continuous Power Systems (CPS).
WHY BE CONCERNED WITH POWERWHY BE CONCERNED WITH POWERWHY BE CONCERNED WITH POWERWHY BE CONCERNED WITH POWER
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
62/63
1997 CLARY CORPORATION
WHY BE CONCERNED WITH POWERWHY BE CONCERNED WITH POWERQUALITY?QUALITY?
WHY BE CONCERNED WITH POWERWHY BE CONCERNED WITH POWERQUALITY?QUALITY?
CLEAN POWER KEEPSYOUR SYSTEM RUNNING
CLEAN POWER KEEPSYOUR SYSTEM RUNNING
-
8/8/2019 POWER QUALITY=Clary-PowerQualityBasics2 MOD 033010
63/63
Thank YouThank YouThank YouThank You
When it absolutely, positively has to keep running!When it absolutely, positively has to keep running!
www.clary.comwww.clary.com