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Power Connections
23
Connecting Cables to Cisco 3800 Series Routers
OL-5970-02
Figure 12
DC Power Connections for Cisco 3825 Routers
Figure 13
DC Power Connections for Cisco 3845 Routers
Step 6
Install the plastic cover over the terminals. (See
Figure 14
.)
Warning
The safety cover is an integral part of the product. Do not operate the unit without the safety cover
installed. Operating the unit without the cover in place will invalidate the safety approvals and pose
a risk of fire and electrical hazards.
Statement 117
Step 7
Organize and bundle the wires using cable ties as shown in
Figure 14
or
Figure 15
.
Step 8
If you are installing a second DC power supply, repeat
Step 1
through
Step 7
for the second supply
(input B).
Step 9
Turn on power to the DC circuit. Be sure to remove tape used to secure the circuit-breaker switch in the
OFF position.
111752
A
+
B
+
A
+
+
B
Terminal
block
Negative DC input
Positive DC input
Terminal
block
-DC, input B
Return, input B
Safety ground
Return, input A
-DC, input A
Return, input B
+DC, input B
Safety ground
+DC, input A
Return, input A
117981
0V (return)
Negative polarity input
Safety ground
Positive polarity input
0V (return)
Safety ground
24-60 19-8 A
24-60 19-8 A
Positive DC input
Negative DC input
Summary of Contents for 3800 Series
Page 7: ...Safety Warnings 7 Introduction to Hardware Documentation OL 5965 01 ...
Page 8: ...Safety Warnings 8 Introduction to Hardware Documentation OL 5965 01 ...
Page 30: ...Regulatory Compliance 16 Overview of Cisco 3800 Series Routers OL 5966 01 ...
Page 48: ...Grounding the Router 18 Installing Cisco 3800 Series Routers in an Equipment Rack OL 5969 01 ...
Page 80: ...More Troubleshooting Help 50 Troubleshooting Cisco 3800 Series Routers OL 5972 01 ...
Page 102: ...Removing SFP Modules 72 Installing SFP Modules in Cisco 3800 Series Routers OL 5968 01 ...