HP Performance Optimized Datacenter 20c User Guide - China

Power, electrical, and controls 24
The power feed access is 7.6 cm (3 in).
Power feeders are sized in accordance with national, regional, and local regulations. Maintain NEMA 3R
power when installing power.
Electrical panels
WARNING: To avoid the risk of personal injury or loss of life, all personnel must comply with PPE
requirements when opening or working inside areas of the HP POD 20c that are marked as
hazardous voltage, in accordance with national, regional, and local regulations.
WARNING: To avoid the risk of personal injury or loss of life, all personnel must comply with
electrical warning labels when operating and maintaining the electrical panels and systems of the
HP POD 20c.
For the external electrical power component locations, see "Electrical power component identification (on
page 11)."
Main breaker locations
Front view shown
Item Component Description
1
Busway A breaker 225 A breaker for busway A IT critical loads
2
House panel A breaker 100 A house panel A power breaker
3
House panel B breaker 100 A house panel B power breaker
4
Busway B breaker 225 A breaker for busway B IT critical loads
Arc flash safety
The customer must complete an arc flash assessment of the HP POD 20c and the associated electrical supply
system for operation, maintenance, and so on.