Avaya MCC1 Installation And Upgrades page 338

Install and Connect MCC1 (Multicarrier) Cabinet
Task List: Connect AC power and ground
2
At the bottom rear of the PPN cabinet, connect a 6 AWG (#40) (16 mm
wire to the cabinet ground block. See
page 338.
3
Route the opposite end of the wire to the single-point ground block and connect.
4
At the first EPN cabinet (if provided) DC Power Cabinet, connect a the 6 AWG (#40) (16 4 mm
CABINET GROUND wire to the cabinet ground terminal block GROUND DISCHARGE bar.
5
Route the CABINET GROUND wire to Control Cabinet and connect to the single-point ground
block.
NOTE:
If the EPN cabinet is located remote from the PPN cabinet (in a separate room or
building), route the EPN CABINET GROUND wire to an approved protective ground.
6
Repeat connecting each EPN cabinet to the single-point ground block.
7
Connect a 6 AWG (#40) (16 mm
block.
8
Route the ground wire to the AC load center ground and connect.
Figure 90: Typical Cabinet Grounding Wiring Diagram
Figure notes
1 PPN Cabinet
2 EPN Cabinet (if Installed)
3 6 AWG (#40) (16 mm
CABINET GROUND Wire
4 Single-Point Ground Block
338
2
) ground wire to an unused terminal on the single-point ground
3
1 2
8
widfspgb KLC 100297
2
)
Figure 90, Typical Cabinet Grounding Wiring Diagram,
5
6
4
3 3
2
8 8
5 6 AWG (#40) (16 4 mm
Approved Ground
6 AC Load Center Single-Point Ground
7 Over 50 ft (15.2 m)
8 Cabinet Ground Terminal Block
SI Installation and Upgrades
2
) CABINET GROUND
7
2
) Ground Wire to
June 2004
on
2
)