Cisco ASR 903 Installation Instructions

Step 5
Use a ratcheting torque screwdriver to torque the terminal block plug captive screw (above the installed wire lead) from
0.5 Nm (4.425 lbf/sq in) to 0.6 Nm (5.310 lbf/sq in) as shown in the figure.
Figure 20: Torquing the DC Power Supply Terminal Block Plug Screws
Torque is from 0.5 Nm (4.425 lbf/sq in) to 0.6 Nm (5.310
lbf/sq in)
1
Cisco ASR 9000 Series Aggregation Services Router Satellite Systems Installation Guide
45
Installing the Cisco ASR 903 Router as a Satellite Shelf
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