Connect Ac Power To Dc Power Cabinet - Avaya S8700 Installing Manual

114
Installing an Avaya SCC1 Media Gateway Stack
DC Power Cabinet Stack — Rear
Figure notes
DC Power Cabinet Stack
1
2 DC Power Cables Daisy Chained Between DC Power Cabinets
Connect to -48 VDC Bus
3
4 Connect to -48 VDC Return Bus
5 Inset Applies to -48 VDC and -48 VDC Return Buses in All 3 DC Power Cabinets

Connect AC Power to DC Power Cabinet

!
CAUTION:
Power is present in the media gateway even if the AC power cable is unplugged. Turn off
the main circuit breaker on the front of the media gateway when procedures require ALL
power to be removed from the media gateway.
1 Ensure the associated circuit breakers at the AC power panel are OFF.
Have an electrician connect AC power leads to the rectifiers using the instructions
2
provided with the rectifiers in the DC Power cabinet. Each rectifier should have its own
branch circuit. Terminate leads on the AC INPUT terminal block of each rectifier.
October 2002
pwrdist4 RBP 052896