107
Installing an Avaya SCC1 Media Gateway Stack
October 2002
Grounding for DC power cabinet
Figure notes
1 DC power cabinet
2 To Approved Ground
3 1 AWG (#70) (7 mm
2
) Wire
4 Ground Discharge Bar
Connect DC Battery Frame Ground
1 Cut a length of 6 AWG (#40) (4 mm
2
) wire long enough to reach between the DC power
cabinet and the DC battery cabinet. See ‘‘Frame Ground Wiring Between cabinet and
Battery Cabinet’’ on page 108.
2 Crimp a terminal lug on the each end of the wire. The terminal lugs are furnished as part
of D-181895, kit of parts.
3 At the DC battery cabinet, attach the 6 AWG (#2540) (6 4 mm
2
) wire to the frame
ground mounting hole using a pan head slotted screw, star washer, and hex nut. Tighten
the screw securely.
4 Route the opposite end of the wire to the DC power cabinet.
5 Attach the 6 AWG (#40) (4 mm
2
) wire to the mounting hole in the top of the cabinet. Use
a pan head slotted screw, star washer, and hex nut. Tighten the screw securely.
3
4
1
2
dc_rect1 RBP 051396
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