Removing and Replacing a Power Supply Unit
Power Supply Specifications
The following table lists the AC-input and DC-input power supply specifications for the SCE
1000 platform:
Table 4-7
AC-input power
AC-input voltage rating
AC-input current rating
AC-input frequency rating
AC-input cable
DC-input power
DC-input voltage rating
DC-input current rating
DC-input cable
DC-input circuit breaker
For AC-input power, we recommend powering the SCE 1000 platform from a 120 VAC, 15A receptacle
Note
U.S. (240 VAC, 10A international) at the power source.
Removing and Replacing a Power Supply Unit
The procedures for removing and replacing the AC-input or DC-input power supply are explained
in the following sections:
•
•
•
•
Do not remove or install modules without using appropriate anti-static guard measures. The SCE 1000
ESD Warning
includes an anti-static wrist strap in the accessory kit. Attach the copper tape strap to an unpainted metal
surface on the chassis. You may leave the strap connected to the chassis when your have finished.
Cisco SCE 1000 2xGBE Installation and Configuration Guide
4-14
SCE 1000
Power Supply Specifications
Powering Down the Power Supply Unit and Disconnecting Input Power (on page 4-15)
Removing the Power Supply Unit (on page 4-16)
Replacing the Power Supply Unit (on page 4-17)
Reconnecting the Power (on page 4-17)
200W maximum
100 to 240 VAC
Rated for 4.5A when Vin = 100 VAC or 2A when Vin = 200 VAC
50 to 60 Hz
18 AWG three-wire cable, with a three-lead IEC-320 receptacle on
the power supply end, and a country-dependent plug on the power
source end.
200W maximum
–48/-60 VDC nominal (–36 to–72 VDC supply tolerance)
7A at –48 VDC
12 AWG or 2.5-mm copper installation wire with hex or loop
connectors
One Fast 10A for each power supply unit
Chapter 4
Installation and Maintenance
OL-7821-05