2-10
Cisco AC/DC Power System User Guide, R1.0
May 2006
Chapter 2 System Installation
2.2.3 Install the Ground Cable
2.2.3.1 Install the Cabinet/Rack Ground
The equipment rack should be bonded to the building principal ground busbar. Refer to the NEC, CEC,
ANSI T1-333, ETSI 300-386-TC, and local codes for guidelines on bonding telecom DC power
equipment to the building ground.
2.2.3.2 Install the System Shelf Ground
Step 1
Loosen the cover from the rear of the system shelf by loosening the four screws (
Figure 2-9
).
Figure 2-9
Removing the System Shelf Rear Cover
Step 2
Pull out from the bottom and lift up to remove.
Step 3
Locate the #10 studs at the rear of the system shelf (
Figure 2-10
).
Step 4
Using a UL-listed 6 AWG (16mm²) wire with an insulation rated to at least 75°C, connect the shelf to
the appropriate cabinet connection point. The connection at the shelf end is made using a UL-listed
double-hole lug 1/4in and 5/8in. center-to-center (lug part # Panduit LCD6-14A-L or equivalent)
(
Figure 2-10
).
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Summary of Contents for 124778
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Page 10: ...Tables x Cisco AC DC Power System User Guide R1 0 May 2006 ...
Page 76: ...5 4 Cisco AC DC Power System User Guide R1 0 May 2006 Chapter 5 System Troubleshooting ...
Page 78: ...6 2 Cisco AC DC Power System User Guide R1 0 May 2006 Chapter 6 System Parts List ...
Page 86: ...A 8 Cisco AC DC Power System User Guide R1 0 May 2006 Appendix A Translated Safety Warnings ...
Page 96: ...A 18 Cisco AC DC Power System User Guide R1 0 May 2006 Appendix A Translated Safety Warnings ...
