Cisco NCS55A1 Hardware Installation Manual page 71

System Specifications
Depth
Height
Weight
Table 9: Environmental and Physical Specifications for NCS 5502
Environmental Ranges
Operating Temperature
Non-operating (storage)
temperature
Humidity
Altitude
Acoustic Noise
Physical Dimensions
Rack Unit
Height
Width
Depth
Weight
NCS 55A1-24H: 21.7 in (55.12cm)
NCS 55A1-36H-S: 30.0 in (76.20 cm)
1.72 in (4.36 cm)
NCS 55A1-24H-S: 24 lbs (10.89 kgs)
NCS 55A1-36H-S: 33 lbs (14.97 kgs)
32 to 104°F (0 to 40°C)
-40 to 158°F (-40 to 70°C)
5 to 95% (noncondensing)
0 to 9842 feet (0 to 3000 meters)
• Ambient temperature < 30°C: Sound Power = 73 dB; Sound
Pressure = 64 dB
• Ambient temperature between 30°C and 42°C: Sound Power =
84 dB; Sound Pressure = 75 dB
• Ambient temperature > 42°C: Sound Power = 84 dB; Sound
Pressure = 89 dB
NCS 5500 series employs a fan speed control algorithm based
Note
on the environmental temperature to reduce the acoustics noise.
Ambient temperature is measured 6" in front of the system air
intake (cold aisle).
2
3.45 in (8.76 cm)
17.3 in (43.94 cm)
30.0 in (76.20 cm)
NCS 5502: 52.5 lbs (23.8136 kgs)
NCS 5502 SE: 55.5 lbs (25.17438 kgs)
Hardware Installation Guide for Cisco NCS 5500 Series Fixed-Port Routers
Environmental and Physical Specifications
63