APC 480 Stereo System User Manual


 
Installation Procedures: Connect AC Power and Control Wiring
InfraStruXure System - Installation and Start-Up 19
Connect control wiring.
1. Connect the EPO control wires from the PDU and the XR Battery Enclosure (if applicable) to the
EPO board on the UPS. The control wires are harnessed and coiled in the floor of the PDU and the
XR Battery Enclosure. The PDU harness connects to J6 and the XR Battery Enclosure harness
connects to J8.
2. Connect the Maintenance Bypass control wire harness from the PDU to the Maintenance Bypass
interface board of the UPS. There are two wire harnesses coiled and secured in the PDU. One is a 6-
wire harness and the other is a 4-wire harness.
Note: A jumper wire must be installed in position 13 and 14.