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Cisco ONS 15530 Hardware Installation Guide
OL-7706-01
Chapter 2 Installing the Cisco ONS 15530
Powering Up the Shelf
Connecting DC-Input Power
Warning
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
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
).
Figure 2-24
Stripping Insulation
Step 2
Connect the ground wire to the power supply ground terminal (see
Figure 2-25
).
Note
The ground connections should always be connected first and disconnected last.
Step 3
Connect the positive DC power lead from the external power source to the positive (+) DC terminal
(see
Figure 2-25
).
Figure 2-25
DC Power Supply
14747
10 mm max
77893
FAIL
-48 TO -60V
17/A
GOOD
FASTENERS MUST BE
FULLY ENGAGED PRIOR TO
OPERATING THE POWER SUPPLY