AT&T 555-230-894 User Manual
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Connect Power
Issue 1 September 1995
4-9
Connect Power Plant Ground
To connect the power plant ground, complete the following steps:
1. At the DC power cabinet, connect a 1 AWG ground wire to the GROUND
DISCHARGE bar.
2. Route the ground wire out of the cabinet and terminate it on the approved
ground (see Figure 4-5). The approved ground must be identified with a
grounding tag (AT&T FORM 15657NR, or equivalent).
grounding tag (AT&T FORM 15657NR, or equivalent).
Figure 4-5.
Power Plant Grounding
1
2
3
4
1. 1 AWG wire
2. Approved ground. Must be connected
to an approved ground using the correct
gauge cable, terminated with a listed
clamp, and identified with an AT&T
ground tag or equivalent.
gauge cable, terminated with a listed
clamp, and identified with an AT&T
ground tag or equivalent.
3. DC Power Cabinet
4. Ground discharge bar
Figure Notes: