Cisco Systems 124792 Manual De Usuario
1-7
Cisco AC/DC Power System User Guide, R1.0
May 2006
Chapter 1 Introduction
1.1.6 General Specifications
Table 1-4
Protection Specifications
Protection
Description
Overcurrent (output)
Short circuit and automatic current limiting
Overvoltage
Selective shutdown of modules at excessive
output voltages
output voltages
Table 1-5
Status and Alarm Specifications
Status & Alarms
Description
Alarm Contacts
Four form-C alarm contacts (Low Voltage, Mains
Error, Module Failure, Fuse/Circuit Breaker
Failure), maximum 60 VDC, rated at 1A
Error, Module Failure, Fuse/Circuit Breaker
Failure), maximum 60 VDC, rated at 1A
Status (Rectifier)
Green LED indicates power is within acceptable
range
range
Yellow LED indicates current limit/thermal
protection
protection
Red LED indicates overvoltage shutdown or
rectifier alarm
rectifier alarm
Table 1-6
Mechanical Specifications
Mechanical
Description
Shelf Dimensions
WxHxD
WxHxD
17.4 x 5.25 x 10.8in. (442 x 132.9 x274mm)
1RU Shelf WxHxD
17.1 x 1.69 x 9.175in. (434 x 43 x 233mm)
Mounting
ETSI, 19in. (IEC and ANSI) or 23in.
Table 1-7
Environmental Specifications
Environment
Description
Shock/Vibration
(NEBS) Level 3, Class B Certification
Earthquake
Zone 4 Compliant
Audible Noise
<60 dBA
Ambient Temperature
-40°C to 55°C
Storage Temperature
-40°C to +85°C
Relative Humidity
10-90%, non-condensing