APC 480 Stereo System User Manual


 
Installation Procedures: Connect Utility Conductors to the PDU
InfraStruXure System - Installation and Start-Up 15
For overhead wiring: Remove the user connection plate from the top of the PDU.
2. Cut an appropriately-sized hole in the gland plate for the conduit.
3. Re-attach the gland plate.
4. Install a lock-nut and bushing to the conduit.
5. Thread the conduit through the hole.
Install a circuit breaker
Warning: When you connect the InfraStruXure PDU to utility, you must install a circuit
breaker to protect the PDU against over-current.
Determine the amperage of the circuit breaker that you need to install:
Input Voltage Circuit Breaker Amperage
208V 175A
480V 80A
600V 60A