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Powering Up the Shelf
Connecting DC-Input Power
A readily accessible disconnect device must be incorporated in the building's installation wiring.
Warning
This product relies on the building's installation for short-circuit (overcurrent) protection. Ensure that
Warning
a Listed and Certified fuse or circuit breaker 25A, minimum 60 VDC, is used on all current-carrying
conductors.
To apply DC-input power to your Cisco ONS 15530, follow these steps:
Step 1
Strip not more than 0.4 inches (10 mm) of insulation off the ends of the DC power leads
(see
Figure 2-24
Connect the ground wire to the power supply ground terminal (see
Step 2
Note
Step 3
Connect the positive DC power lead from the external power source to the positive (+) DC terminal
(see
Figure 2-25
Cisco ONS 15530 Hardware Installation Guide
2-32
Figure
2-24).
Stripping Insulation
10 mm max
The ground connections should always be connected first and disconnected last.
Figure
2-25).
DC Power Supply
FAIL
GOOD
-48 TO -60V
17/A
Chapter 2
Installing the Cisco ONS 15530
Figure
2-25).
OL-7706-01
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