Cisco ASR 903 Hardware Installation Guide

• Lugs fork-type or ring-type (Burndy, see Manufactures)—TP10 -6 or TP10-8F (recommended)
Step 1
Follow the steps to remove the power supply unit if installed in the chassis. See Removing and Replacing the DC Power
Supply.
Step 2
Locate the T-shaped terminal block plug on the DC power supply unit. See the figure below.
Figure 67: DC PSU (A900-PWR550-D-E) with T-Shaped Connector
—
T-shaped connector1
Step 3
Use a wire-stripping tool to strip the ends of each of the two wires coming from the DC-input power source to 0.27 inch
(6.6 mm) ± 0.02 inch (0.5 mm) and the wire for grounding. Do not strip more than 0.29 inch (7.4 mm) of insulation from
Cisco ASR 903 Aggregation Services Router Hardware Installation Guide
109
Installing the Cisco ASR 903 Router
Installing the DC Power Supply

Cisco ASR 903 Specifications

General

Form Factor	Modular
Storage Temperature	-40°C to 70°C (-40°F to 158°F)
Humidity	5% to 95% non-condensing
Redundancy	Yes, redundant power supplies and route processors
Operating System	Cisco IOS XE
Power Supply	AC or DC
Switching Capacity	240 Gbps
Operating Temperature	-40°C to 65°C (-40°F to 149°F)
MTBF	200, 000 hours
Supported Protocols	IPv4, IPv6, MPLS, L2VPN, L3VPN
Interfaces	Gigabit Ethernet, 10 Gigabit Ethernet, T1/E1