Ground And Connect Ac-Powered Cabinets; Task List: Connect The Cabinet Grounds On The J58890R Dc Power Cabinet And The Single-Carrier Cabinets - Avaya MCC1 Installation And Upgrades

Install and Connect SCC1 (Single-Carrier Cabinets)

Ground and Connect AC-Powered Cabinets

Ground and Connect AC-Powered Cabinets
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CAUTION:
System grounding shall comply with the general rules for grounding contained in Article
250 of the National Electrical Code (NEC), National Fire Protection Agency (NFPA) 70,
or the applicable code at the installation site.
NOTE:
Before connecting the cabinets to the approved ground, determine the best method of
grounding. See
approved ground as close to the cabinets as possible.
NOTE:
The ground plates and cabinet clips are installed later in this procedure.
Task List: Connect the cabinet grounds on the
J58890R DC Power Cabinet
and the Single-Carrier Cabinets
1
Connect AC-Power Ground
2
Set the Ringer Frequency
3
Connect the Power Cord into the Power Receptacle
Connect AC-Power Ground
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1
Measure and cut a length of 6 AWG (#40) (4 mm
stack single-point ground block and the approved ground. See
Ground Layout — Rear,
2
At the lower left rear of the Control Cabinet (Cabinet A), connect the
6 AWG (#40) (4 mm
3
Run the ground wire to the approved ground and attach securely.
4
Repeat Steps 1-3 for each Expansion Control Cabinet.
NOTE:
If the Expansion Control Cabinet is remotely located from Cabinet A (in a separate room
or building), run the 6 AWG (#40) (4 mm
ground.
382
Approved Grounds on page 761 for more information. Also, locate the
on page 382
on page 384
on page 383.
2
) ground wire to the cabinet stack single-point ground block.
on page 384
2
) wire long enough to reach between the cabinet
Figure 119, Typical AC Power and
2
) cabinet ground wire to an approved protective
SI Installation and Upgrades
June 2004