Wiring The Terminal Block - HP R1500 - UPS XR User Manual

Top entry
Use a Greenlee punch to provide one or more holes in the top of the wireway. Install one or more holes in
the center rear of the top of the racks.
NOTE:
or X-Slot cards on any HP 3 Phase UPS. See the wireway label.

Wiring the terminal block

Connect the input, output and ground wires to the Power Bus Bar terminal block. Route the three input phases
and the input neutral through the ferrite assembly.
Wire gauge depends on overcurrent protection rating required. For more information, see "Installing in a
parallel configuration (on page 26)." Reference the NEC, NFPA 70, for wire sizing.
Top entry wiring does not interfere with access areas for the fans, connectors, breakers
UPS installation 28