Ground Dc-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 DC-Powered Cabinets

Ground DC-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 DC Power Cabinet Ground
2
Connect DC Battery Cabinet Frame Ground
3
Connect DC Power Distribution Unit Ground
4
Connect Single-Carrier Cabinet Ground
Connect DC Power Cabinet Ground
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1
At the DC Power Cabinet, connect a 1 AWG (#70) (7 mm
DISCHARGE bar. See
2
Route the ground wire out of the cabinet and terminate it on the approved ground.
CAUTION:
The approved ground must be connected using the correct gauge wire, terminated with a
listed clamp, and identified with a grounding tag (FORM 15657NR, or equivalent).
370
Approved Grounds on page 761 for more information. Also, locate the
on page 370
on page 372
on page 373
Figure 110, DC Power Cabinet Grounding,
2
) ground wire to the GROUND
on page 371.
SI Installation and Upgrades
June 2004