Quantum QX Series

Chapter 7: Environmental Requirements and Specifications
Environmental Requirements
QX and QXS Setup Guide 194
Environmental Requirements
Specification Range
Altitude To 3,000 meters (9,843 feet) [2U12/2U24/2U48]
To 1,829 meters (6,000 feet) [4U56]
Temperature* 5ºC to 40ºC (41ºF to 104ºF)
Humidity 10% to 90% RH up to 40ºC (104ºF) non-condensing
Shock 3.0 g, 11 ms, ½ sine pulses, X, Y, Z
Vibration
(Shaped-spectrum)
5 Hz to 500 Hz, 0.14G
rms
total X, Y, Z
Table68:Operating environmental specifications
*Temperature is de-rated by 2ºC (3.6ºF) for every 1 km (3,281) feet above sea level.
Specification Range
Altitude To 12,000 meters (39,370 feet)
Temperature -40ºC to 70ºC (-40ºF to 158ºF)
Humidity Up to 93% RH @ 104ºF (40ºC) non-condensing
Shock 15.0 g, 11 ms, ½ sine pulses, X, Y, Z [2U12/2U24/2U48]
1” drop to hard unyielding surface per NEBS GR-63-CORE
Unpackaged Equipment Shock Criteria (§4.3.2) [4U56]
Vibration
(Shaped-spectrum)
2.8 Hz to 365.4 Hz, 0.852G
rms
total (horizontal)
2.8 Hz to 365.4 Hz, 1.222G
rms
total (vertical)
Table69:Non-operating environmental specifications
Note:For additional information about Telco and ruggedized products, see Quantum’s web site:
http://www.quantum.com.