APC Power Supply manual Start-Up Procedure, Safety warnings, Ensure that all power is off

Start-Up Procedure

Safety warnings

Only APC Field Service Engineers or qualified, APC-trained personnel may perform a system start-up.

Before you proceed, ensure that power is off by following the procedure in this section.

Ensure that all power is off

1. Open (turn OFF) the PDU main input.

2. Set the upstream input circuit breaker (utility or UPS) to the OFF or Locked Out position.

InfraStruXure Site Planning, Installation, Start-Up 29