APC 40 130KVA user manual Parallel UPS Configuration With External Bypass Cabinet

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MGE Galaxy 5000

4.3.3UPS Isolation Parallel UPS With External Bypass Cabinet Shutdown and isolation of one UPS:

Figure 4-4: Parallel UPS Configuration With External Bypass Cabinet

1 - First check that the total capacity of the remaining UPSs is sufficient to supply the connected load.

2 - Press a button to exit sleep mode.

3 - Shut down the UPS by pressing the OFF button (38) for 3 seconds.

4 - Set output switch Q5N (11) to OFF.

5 - Set the battery circuit breaker of the auxiliary cabinets to OFF.

6 - Set the input switch Q1 (8) to OFF.

7 - Set the switch Q4S (9) to OFF.

8 - Wait until the display and LEDs go off.

Shutdown and isolation of all the UPSs:

Figure 4-5: Shutdown and Isolation of all the UPSs

CB11

1 - On each UPS, press a button to exit sleep mode.

2 - Shutdown each UPS by pressing their OFF buttons (38) for 3 seconds.

CB12

CB13

CB14

KS

CB2

KB

3 - Depress the “transfer initiate” switch on the SBC. Unlock “KS” and remove key “A”.

4 - Insert key “A” into CB1. Unlock and close CB1.

5 - Open CB2 and lock open, and remove key “B”.

6 - Insert key “B” into key interlock “KS” and turn to lock.

7 - Open output isolation CB11-16, as applicable, and open all Q5N (11) switches of each UPS.

CB15CB1

CB16

KA

 

8 - Open battery CB of each UPS.

9 - Open Q1 (8) and Q4S (9) switches of each UPS.

10 - Turn off all inputs to the UPSs.

11 - Wait until the control electronics of all UPS units have fully shutdown.

The load is no longer protected by the UPSs, but continues to be supplied with AC power.

UPS maintenance or servicing can now be carried out.

4 — 4

Maintenance

86-174010-00 B00

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Contents MGE Galaxy Page MGE Galaxy Schneider ElectricImportant Safety Instructions MGE GalaxyEnvironment This page left blank intentionally Contents Service Solutions Team Three Phase Products MaintenanceWarranty and Product Registration AppendicesFigures TablesUPS Serial Number Special precautions Safety RulesSafety of persons Display Icons MGE Galaxy Symbol UsageDocument Icons Section Descriptions Setup and InstallationMaintenance IntroductionViii General Description IntroductionScope MGE Galaxy 5000 UPS System with Battery Single Line Diagram UPS power rating KVA Dimensions H x W x DInside the UPS Cabinet, Access to Connections Inside MGE Galaxy 5000 UPS CabinetPower Connection Terminals UPS Cabinet Bottom View LayoutUser-Machine Interface Display User-Machine Interface DisplayDisplay Screens Display ScreensRelay Communication Card Relay Communication CardThis page left blank intentionally Introduction Setup and Installation LocationElectrical Specifications Layout of CabinetsConnection of Power Cables in a Single UPS Single UPS With Common Normal and Bypass AC InputsUPS Exchange-current interconnections Can // interconnectionsParallel Configuration for Increased Capacity Four UPSs Interconnections with the external system bypass cabinetXMB08 XMB07 XMB06 Adding Communication Cards 11 Adding Communication CardsConnection of the Relay Communications Card 12 Connection of Relay Communication CardCharacteristics of the input contacts Communications Card Connection ExampleGeneral-shutdown cable Routing the Control/Communications CablesSingle UPS Exchange-current cables Parallel UPSCan cables Operation Shutting Down a Single UPSLoad is protected by the UPS Shutting Down a Parallel ConfigurationRestarting a Single UPS Restarting a Parallel Configuration Load is protected by the UPSsSingle UPS Start Sequence on Bypass AC Input Operation of Mimic-Panel LEDsSingle UPS Start Sequence on Normal AC Input Load on Battery Power Operating ModesUPS Personalization Access to the Personalization FunctionsPersonalization Settings Operating Mode FrequencyDisplay Messages List Operation of the Relay Communication Card Dry Contacts Standard ModeProgrammable Mode Load on Automatic AUTOMATIC-BYPASS Battery Temperature Fault This page left blank intentionally Battery power MaintenanceIdentification of Alarms Life Cycle Monitoring LCMLoad is no longer protected by the UPS UPS IsolationUPS Isolation Single UPS Parallel UPS Configuration Without External Bypass Cabinet Parallel UPS Configuration With External Bypass Cabinet Shutdown and isolation of all the UPSsUPS starts automatically LED 31 is on Return to the Normal OperationReturn to Normal Single UPS Parallel UPS Configuration Without External Bypass Cabinet Restart the UPS for which all switches are set to OFF UPS restarts and LED 31 is onReturn to Normal Parallel UPS With External Bypass Cabinet Hz Training Center Servicing BatteriesTraining Center This page left blank intentionally Selection of Protection Devices A1 Electrical CharacteristicsAppendices Limitation Input/Output Characteristics Inverter Bypass AC inputLoad output A2 Maximum Allowable Power for Parallel UPS Units MGE -Galaxy A3 UPS Cabinet Major Internal ComponentsA4 Available Options A5 Environment Page User Information MGE Galaxy Warranty and Product RegistrationWarranty Extension Warranty+ Product InformationReturn Policy for Repair of Three Phase Products RGA Technical Support and Product ServicesScheduling Field Service Engineer Support MGE Galaxy Glossary AWGIgbt VAC MGE Galaxy Reorder Form Scenic Avenue Costa Mesa, CA Use this formPage Page Contact Information