Cisco ASR 903 Installation Guide

Figure 77: Installing the A900-PWR1200-A AC Power Supply
Step 4 Tighten the captive installation screws of the power supply. The recommended maximum torque is 25 in.-lb (2.82 N-m).
Power supply captive installation screws must be tight to ensure protective grounding continuity.
Warning
Recommended Power Cables
We recommend the following power cables for Cisco ASR 903 routers:
Table 18: Power Cable PIDs for A900-PWR550-A (550 W)
DescriptionPID
AC POWER CORD, UNITED STATES, 125V, 10A, 2.5m, C13,NEMA,
5-15P
CAB-AC
AC POWER CORD, UNITED STATES, 125V, 10A, 2.5m, RA-C13,
NEMA, 5-15P
CAB-AC-RA
Cisco ASR 903 and ASR 903U Aggregation Services Router Hardware Installation Guide
103
Installing the Cisco ASR 903 Router
Recommended Power Cables

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