InfraStruXure Site Planning, Installation, Start-Up 35
Appendix A —System Operation
How to Apply Power to the System
1. Close (turn ON) the main circuit breaker of the
power source supplying power to the PDU.
2. Close (turn ON) the main input on the PDU.
3. Power the PDU distribution circuit breakers.
a. Set the Main Output circuit breaker on the PDU
to ON.
Note: After the Main Output circuit breaker has
been closed, both PDU distribution panels will be
energized.
b. Close (turn ON) the PDU distribution panel circuit breakers.
When the distribution panel circuit breakers are closed, the PDU power cables
and connected equipment are energized.