Post on 15-Jul-2016
description
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EMCPII Based SwitchgearEMCPII Based Switchgear
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ECMPII Based Switchgear (Features)ECMPII Based Switchgear (Features)• Modular DesignModular Design• Rugged EMCPII Based ComponentsRugged EMCPII Based Components• Consistent Customer InterfaceConsistent Customer Interface• Caterpillar Parts SupportCaterpillar Parts Support
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ECMPII Based Switchgear (Features)ECMPII Based Switchgear (Features)• ConstructionConstruction–NEMA 1 enclosure NEMA 1 enclosure
for indoor usefor indoor use–Hinged, lockable Hinged, lockable
doors with 2 point doors with 2 point latcheslatches–Powder coat finish, Powder coat finish,
ANSI 61 grayANSI 61 gray
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SwitchgearSwitchgear• Primary Switchgear FunctionsPrimary Switchgear Functions–Power SwitchingPower Switching–Generator SetGenerator Set• ProtectionProtection•MonitoringMonitoring• ControlControl
–Generator Set ParallelingGenerator Set Paralleling
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SwitchgearSwitchgear• General Components UsedGeneral Components Used–Main Circuit BreakerMain Circuit Breaker–Generator Set ControlGenerator Set Control–MeteringMetering–Protective RelayProtective Relay–Control ComponentsControl Components
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SwitchgearSwitchgear• Main Circuit BreakerMain Circuit Breaker– Insulated CaseInsulated Case–Molded CaseMolded Case–VacuumVacuum
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SwitchgearSwitchgear• Generator Set Generator Set
ControlControl–Engine MeteringEngine Metering–Engine ProtectionEngine Protection– Start / Stop Start / Stop
ControlControl
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SwitchgearSwitchgear• MeteringMetering– VoltageVoltage– CurrentCurrent– FrequencyFrequency– WattWatt– Watt HourWatt Hour– VARVAR– Power FactorPower Factor– SynchroscopeSynchroscope
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SwitchgearSwitchgear• Generator / Load Protective RelaysGenerator / Load Protective Relays– 27 Undervoltage27 Undervoltage– 32 Reverse Power32 Reverse Power– 40 Field (Loss of Excitation)40 Field (Loss of Excitation)– 46 Phase-Balance Current46 Phase-Balance Current– 51G Ground Overcurrent51G Ground Overcurrent– 81 Frequency (Over / Under)81 Frequency (Over / Under)– 87 Differential Overcurrent87 Differential Overcurrent
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SwitchgearSwitchgear• Control ComponentsControl Components– SynchronizerSynchronizer– Voltage RegulatorVoltage Regulator– PLC’sPLC’s
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SwitchgearSwitchgear• Paralleling TypesParalleling Types– ManualManual– Semi-AutomaticSemi-Automatic– AutomaticAutomatic
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SwitchgearSwitchgear• ApplicationsApplications– PrimePrime– StandbyStandby– Load ManagementLoad Management
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SwitchgearSwitchgear• Prime PowerPrime Power– Can be Single or Multiple UnitCan be Single or Multiple Unit– Simple or Advanced OptionsSimple or Advanced Options
• Load SheddingLoad Shedding• Load Sense DemandLoad Sense Demand
– Typically Remote LocationsTypically Remote Locations– Unreliable UtilityUnreliable Utility– High Cost UtilityHigh Cost Utility
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SwitchgearSwitchgear
52F
52G
52G
52G
52F
ENGINEAC
GENERATOR
LOAD LOAD
ENGINEAC
GENERATORENGINEAC
GENERATOR
Prime PowerPrime Power
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SwitchgearSwitchgearLOAD CONECTION
52
SYN 25 15
81O
2781U 59
AMPFM 65 WM VARM
* - OPTIONAL
*
*
* * ** * * *
* * * * * *
WHM *
SS SS
SL
SL
ACGENERATO
R
46Q 32 40
ACACGENERATORGENERATOR
VR
ENGINE
EXCITER
PMG
*VM FM
Prime PowerPrime PowerOne LineOne Line
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SwitchgearSwitchgear• Standby PowerStandby Power– Backup PowerBackup Power– Typically integrated with a Transfer SwitchTypically integrated with a Transfer Switch– Can be single or multiple unitsCan be single or multiple units– Similar Options as Prime PowerSimilar Options as Prime Power
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SwitchgearSwitchgearTRANSFE
R SWITCH
52G
52G
ENGINEAC
GENERATOR
LOAD
ENGINEAC
GENERATOR
UTILITYPOWER
Standby PowerStandby Power
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SwitchgearSwitchgear• Transition ModesTransition Modes– OpenOpen
• Load experiences a brief outageLoad experiences a brief outage– ClosedClosed
• Transfer from on source to another is transparent to the Transfer from on source to another is transparent to the loadload
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SwitchgearSwitchgear• Load ManagementLoad Management– IsolatedIsolated– ParalleledParalleled
• Base LoadingBase Loading• Import / Export ControlImport / Export Control
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SwitchgearSwitchgearTRANSFE
R SWITCH
52G
52G
ENGINEAC
GENERATOR
LOAD
ENGINEAC
GENERATOR
UTILITYPOWERLoad ManagementLoad Management
Isolated Isolated
Open or Closed Transition TypeOpen or Closed Transition Type
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SwitchgearSwitchgear• Load Management (Paralleled)Load Management (Paralleled)– RequiresRequires
• Loading Control (kW and kVAR)Loading Control (kW and kVAR)• More Extensive generator protective relaysMore Extensive generator protective relays• Utility Protective RelaysUtility Protective Relays• Utility MeteringUtility Metering• ‘‘Utility type’ equipmentUtility type’ equipment
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SwitchgearSwitchgear
51G
LOAD CONNECTION
52
SYN 15
WT32 40 PFM 65
* - OPTIONAL
*
VARM*
MLC*
SS
SL
SL
ACGENERATOR
VR
ENGINE
EXCITERPMG
46Q*
FMVM
GSC
ALC WM
86
87 *
WHI*
GENERATOR MOUNTED
VARPF
25
81O81U
2747
2747
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SwitchgearSwitchgear• Baseload ControlBaseload Control
0
500
1000
1500
2000
2500
0:00
2:00
4:00
6:00
8:00
10:0
0
12:0
0
14:0
0
16:0
0
18:0
0
20:0
0
22:0
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TIME
KIL
OW
ATTS
UTILITY
GEN
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SwitchgearSwitchgear• Baseload ControlBaseload Control
0
200
400
600
800
1000
1200
1400
1600
0:00
2:00
4:00
6:00
8:00
10:0
0
12:0
0
14:0
0
16:0
0
18:0
0
20:0
0
22:0
0
EXPORTED
UTILITY
GEN
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SwitchgearSwitchgear• Import ControlImport Control
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500
1000
1500
2000
2500
0:00
2:00
4:00
6:00
8:00
10:0
0
12:0
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14:0
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16:0
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18:0
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20:0
0
22:0
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KIL
OW
ATTS
GEN
UTILITY
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SwitchgearSwitchgear• Export ControlExport Control
0
500
1000
1500
2000
2500
0:00
2:00
4:00
6:00
8:00
10:0
0
12:0
0
14:0
0
16:0
0
18:0
0
20:0
0
22:0
0
EXPORTED
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