APC SY160K160H, PDUM160H-B, SYCFXR9 manual Operation Procedures, Total Power Off procedure

Operation Procedures

Note: If the system does not contain a PDU-XR, the Q1, Q2, Q3, and Q5 switches are located on an optional external maintenance bypass panel. Refer to the documentation included with the maintenance bypass panel for additional information.

Total Power Off procedure

Warning: Before electrical installation begins, verify that the UPS is in the Total Power Off mode by following this procedure.



UPS



ON TRIP OFF

XR Battery enclosures / PDU-XR



Set the SYSTEM ENABLE switch to the the OFF position.

Set the DC DISCONNECT switch on all XR Battery enclosures and on the back of the PDU-XR to the OFF position.

Disconnect all battery units by removing them or pulling them out to the red disconnect line.

Caution: To ensure the enclosure does not tip, do not pull the battery units out beyond the red disconnect line unless you completely remove them from the enclosure.

8 Symmetra PX 160 kW 400 V Operation 990-3015-001