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How to ensure total power off – APC InfraStruXure Power Supply User Manual

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InfraStruXure Site Planning, Installation, Start-Up

How to Ensure Total Power Off

1. Open (turn OFF) the main circuit breaker

on the power source feeding the PDU.

2. Open (turn OFF) the main input switch on

the PDU.

3. Set the Main Output circuit breaker on the

front of the PDU to OFF.