Connect Ac Power To Dc Power Cabinet; Connect Ground Wires For Dc Power Systems; Turn Circuit Breakers Off - Avaya S8700 Installing Manual

Connect AC Power to DC Power cabinet

!
CAUTION:
Power is present in the cabinet even if the AC power cable is unplugged. Turn off the main
circuit breaker on the front of the cabinet when procedures require ALL power to be
removed from the cabinet.
Ensure the associated circuit breakers at the AC power panel are OFF.
1
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.

Connect Ground Wires for DC Power Systems

!
CAUTION:
Do not connect any ground wires between cabinets. All ground wires must be terminated
at the single-point ground block at the main AC supply (AC mains).
Connect a 6 AWG (#40) (16 mm
1
2 Route the wire to the AC mains single-point ground block and connect.
3 Connect a 6 AWG (#40) (16 mm
block.
4 Route the wire(s) to the AC mains single-point ground block and connect.
5 Connect a 6 AWG (#40) wire to the DC battery cabinet and DC power cabinet.
6 Route wires to the AC mains single point ground block and connect them.

Turn Circuit Breakers Off

The main circuit breaker on a DC power cabinet is located on the front of the power distribution
unit. The circuit breakers on the rear of the power distribution unit control the individual
carriers. See ''Power Distribution Unit (J58890CH)'' on page 66
breakers.
1 Set the main circuit breaker to
2 Set the carrier circuit breakers to
2
) wire to the first cabinet ground terminal block.
2
) wire to the each of the other cabinets' ground terminal
.
O FF
.
O FF
May 2002
Installing the S8700 Multi-Connect
Installing an Avaya MCC1 Media Gateway
for the location of the carrier
65