American Power Conversion LVD400, LVD500, LVD600 manual Commissioning, Stage 1 Preparation

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COMMISSIONING

Stage 1 - Preparation

7Proceed as follows:

7.1Check that the pre installation test (if required) has been carried out as detailed in Para 4.

7.2Check that the installation has been carried out satisfactorily as detailed in Paras 5 and 6.

Stage 2 - Power up sequence

8Proceed as follows:

8.1Set the KEYSWITCH to the NORMAL position.

8.2Switch on the external power system and check that the contactor is energised (a click can be heard) and the dc voltage is present at the negative output terminal with respect to (wrt) the TB1 AUX. terminal (terminal 3).

Stage 3 - Output connections

9To connect the dc output cable to the unit, proceed as follows:

9.1Switch off the external power system and check that the contactor is de-energised.

9.2If required, connect the appropriate monitor and LVD alarm cables to TB1 and TB2

9.3Remove the circular plate from the top and feed the dc output cable into the unit.

9.4Connect the negative cable to either the internal negative output plate (for 15000218 15000408, 15000409 and 15000248) or the external NEGATIVE OUT busbar (for 15000264). Note that the unit does not require a positive common output cable.

9.5Refit the plastic plate using five screws and washers and close the door.

9.6Power up the system as detailed in Para 8.

Stage 5 - Completion

10Power up the unit and check for correct operation.

11Complete all site documentation.

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Text artwork 990-9030 Rev. A. Equipment Handbook for the Low Voltage Disconnectors series

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Contents Equipment Handbook for LOW Voltage Disconnectors Contents Issue Record Issue Description DateSafety Instructions Before using the units, carry out the followingSpecification Circuit Description Keyswitch Controls and IndicatorsLVD PCA LED Voltage Monitor Settings Installation and CommissioningPRE Installation Test Stage 2 Input connections Stage 3 Remote loop connectionsStage 1 Preparation Stage 2 Power up sequenceCommissioning Stage 3 Output connectionsSIX Monthly Check Routine MaintenanceAnnual Check Fault Diagnosis and Repair Field Replaceable UnitsFuse Removal and Replacement Fuse FailureLVD PCA Failure LVD PCA Removal and ReplacementContactor Failure Contactor Removal and Replacement Preparation Manual HandlingMethod Appendix a Service LOG Date Service LOG Action Actioned by Name SignatureBlank Appendix B System Drawings DrawingRear