Warnings
Installation/Maintenance
Only a certified electrician can perform these tasks:
•Connect the PDU to utility
•Connect the cross tie output breaker to another PDU
•Connect a switch to the EPO interface on the PDU
Only a certified electrician or an APC Field Service Engineer can perform these tasks:
•Connect the PDU to the Symmetra PX UPS
•Perform maintenance of the PDU
When you connect the PDU to utility, you must install a circuit breaker to protect the PDU against over- current. Determine the type of circuit breaker that you need to install:
Input Voltage | Circuit Breaker Sizing |
|
|
208V350A
480V150A
600V125A
Maintenance performed while the PDU is receiving input power
APC does not recommend that you perform maintenance of the PDU while it is receiving input power. However, due to the critical nature of data center loads, this may occur. If you must perform maintenance while the PDU is receiving input power, observe the following precautions to reduce the risk of electric shock:
1.Never work alone.
2.Perform the maintenance only if you are a certified electrician who is trained in the hazards of live electrical installation.
3.Know the procedure for disconnecting electricity to the PDU and the data center in case of an emergency.
4.Wear appropriate personal protective equipment.
5.Use
6.Always follow local and site regulations when working on the PDU.
2 | InfraStruXure |
