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Table 15. Ambient temperature and humidity (continued)
Specification
Non-operating
Specification
Airflow
Altitude, operating
Altitude, non-operating
Shock, operating
Shock, non-operating
Vibration, operating
Vibration, non-operating
Vibration, relocation
Acoustics
Orientation and mounting:
Rack rails
Rack characteristics
Power supply unit (PSU) module
Specifications for the power supply unit are provided.
Table 16. Power cooling module specifications
Specification
Dimensions (size)
Maximum Watts
Maximum VA
Voltage range
Temperature range
-40ºC to +70ºC (-40ºF to +158ºF)
(Max rate of change: 20ºC)
Measurement/description
System must be operated with low pressure rear
exhaust installation.
Back pressure created by rack doors and obstacles
not toexceed5Pa (0.5 mmH2O)
-100 to 3,048 meters (0 to 10,000 feet). Maximum
operating temperature is de-rated by 1ºC for each
300 m above 900 m (2952.76 feet)
-100 to 12,192 m (-328 to 40,000 feet)
3.0 g,11 ms (per axis)
20.0 g, 7ms, 10 shock pulses (2 shocks per axis X,
Y in positive and negative direction, and 2 shocks
in positive Z axis) OR ISTA 3H (mounted in a rack,
horizontal impact on all sides, 4-in drop tests)
0.18 G
0.54 G
ISTA3H air ride for 60 min
4U enclosures: Sound power operating <= 8.5 Bels
LW
@ 23ºC
Ad
1.2 m rack mount (4 EIA units)
To fit 1.2m depth racks compliant with the SSI
server rack specification
Back pressure not exceeding 5Pa (~0.5 mm H
Measurement/description
38.1 mm high x 169.9 mm wide x 211.1mm long:
• X-axis length: 169.9 mm (6.69 in)
• Y-axis length: 38.1 mm (1.5 in)
• Z-axis length: 211.1 mm (8.3 in)
1568W
1650 VA
200–240 VAC rated
Relative humidity
-12ºC DP/5 to 100% (Max) (Non-
condensing)
5 Hz to 500 Hz, 30 min per axis
rms
6Hz to 200 Hz (ISTA 3E)
rms
Appendix A. Technical specifications 85
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