2-19
Cisco AC/DC Power System User Guide, R1.0
May 2006
Chapter 2 System Installation
2.4 Install Circuit Breakers
Figure 2-16
Circuit Breaker On/Off Positions
Step 2
Remove the 1 RU Distribution Shelf faceplate by loosening the two thumbscrews on the shelf faceplate
(
Figure 2-17
).
Figure 2-17
Removing the 1 RU Distribution Shelf Faceplate
Step 3
Locate the circuit breaker installation locations inside the 1 RU Distribution Shelf (positions A1, A2,
B1, and B2) (see
Table 2-5 on page 2-20
). Circuit breakers should be installed with the protective hood
(covering the ON position) on the left side of the shelf (
Figure 2-16
) to allow the 1 RU Distribution Shelf
faceplate to be correctly installed.
Step 4
Attach the circuit breaker alarm cables to the rear of the circuit breaker; the alarm cables are labeled C
(Common) and NC (Normally Closed) and are attached to the positions shown in
Figure 2-16
.
Common
On
Hood
Off
Not Used
Normally Closed
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Summary of Contents for 124778
Page 6: ...Contents vi Cisco AC DC Power System User Guide R1 0 May 2006 ...
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 ...
