Ac Power Specifications - Cisco ASR 903 Hardware Installation Manual

Cisco ASR 903 Router Overview
Table 2: DC Power Supply Specifications (A900-PWR1200-D)
Part numbers
Input power specification
Minimum input voltage
Maximum input voltage
Output voltage
Wire gauge for DC input power connections
Maximum power output

AC Power Specifications

The AC PSU models supported on the router are:
• A900-PWR550-A—Provides 550 W output power for system 12 V power. Uses an IEC 320 C14 type
15 Amp power receptacle connector,
The A900-PWR550-A power supply can be used with the A900-RSP3C-400-S RSP modules only if the power
consumption is within 550 W. However, A900-PWR1200-A is recommended.
A900-PWR1200-D
48V, GRD, -48V
-40.8 VDC
-72 VDC
+12 VDC
8–10 AWG minimum for –48/–60 VDC.
Connector accepts 8 AWG maximum.
1200 W
975W with A903-FAN-E
Cisco ASR 903 Aggregation Services Router Hardware Installation Guide
Power Supply Features
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