Cisco CISCO7204VXR Installation And Configuration Manual page 25

Table 1-1 Physical Specifications
Specification
controller, maximum number of port adapters, 2 power supplies, and a fan tray: ~ 50 lb (22.7 kg)
Heat dissipation 370W (1262 BTU
Chassis fan noise Tested:
levels—single speed
fan
Maximum: 65 dBa
Airflow ~80 cfm
Temperature 32 to 104°F (0 to 40°C) operating; –4 to 149°F (–20 to 65°C) nonoperating
Humidity 10 to 90% noncondensing
Power Specifications
AC-input current rating 5A
AC-input frequency 50/60 Hz
rating
AC-input cable 18 AWG
country-dependent plug on the power source end
DC-output power 280W maximum (with either a single or dual power supply configuration)
DC-input voltage rating –48 VDC
–60 VDC nominal in the European Community
•
•
•
2
)
Front (I/O controller and port adapter side) 44.2 dB
Back (power supply side) 43.7 dB
Left (fan side) 47.2 dB
Right 44.8 dB
3
4
wide input with power factor correction
5
at 100–240 VAC with the chassis fully configured
6
7
three-wire cable, with a three-lead IEC-320 receptacle on the power supply end, and a
8
nominal in North America
1-3