Page 142 of 332 Chapter 11 – Installing the system ground

Figure 37

NTBK80 ground block

To ground lug in

chassis

To ground source

3Consider each Main Chassis and Chassis Expander pair as one ground. Jumper the Chassis Expander ground to the Main Chassis ground. See Figure 38.

4Install a #6 AWG (#40 Metric Wire Gauge) ground wire from the ground lug on the back of the Main Chassis to the NTBK80 grounding block. See Figure 38.

Place a DO NOT DISCONNECT tag on the ground wire.

553-3021-209 Standard 3.00 April 2000

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Image 142
Nortel Networks Option 11C Mini manual NTBK80 ground block