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Cisco ASR 903 Router Hardware Installation Guide
OL-25178-05
Chapter 1 Cisco ASR 903 router Overview
Cisco ASR 903 router Features
Figure 1-2 DC PEM Module (A900-PWR550-D) with Euro-style Connector
Figure 1-3 DC PEM Module (A900-PWR550-D-E) with T-Shaped Connector
Table 1-2 summarizes the input power specifications for the Cisco ASR 903 router DC power supply
units.
1 Euro-style connector —
INPUT
OK
OUTPUT
FAIL
24V—60V 28A
361028
1
1 T-shaped connector —
360882
1
Table 1-2 DC Power Supply Specifications
Part numbers A900-PWR550-D, A900-PWR550-D-E
Input power specification +24/-48 VDC
Minimum input voltage -19.2 VDC