
12713140-003-2 Revision E.01 – January 2007
SSU-2000e Technical Reference 325
Chapter 9 Specifications
SSU-2000e Shelf Specifications
Temperature
Operational Stratum Levels
+1.7
°
C to +49
°
C @ 8.3
°
C max rate of change per hour
GR-1244-CORE Sec. 2.2
Relative Humidity
Operational
5% to 85% Non-condensing
GR-63-CORE Sec. 4.1.2 ETS 300 019-1 Class 3.1
Temperature
Operational Short Term
Non-Stratum performance
–5
°
C to +50
°
C @ 30
°
C max per hour rate of change.
Duration <96 hours
GR-63-CORE Sec. 4.1.2 ETS 300 019-1 Class 3.1
Relative Humidity
Operational Short Term
5% to 90% Non-condensing. Duration <96 hours
GR-63-CORE Sec. 4.1.2 ETS 300 019-1 Class 3.1
Temperature
Storage
–25
°
C to +55
°
C Duration <12 months
GR-63-CORE Sec. 4.1.1 ETS 300 019-1 Class 1.2
Relative Humidity
Storage
5% to 100% Non-condensing. Duration <12 months
GR-63-CORE Sec. 4.1.1 ETS 300 019-1 Class 1.2
Temperature Transporting
-40
°
C to +70
°
C Duration <3 months
GR-63-CORE Sec. 4.1.1 ETS 300 019-1 Class 2.3
Chassis Environmental
Relative Humidity
Transporting
5% to 100% Non-condensing. Duration <3 months
GR-63-CORE Sec. 4.1.1 ETS 300 019-1 Class 2.3
Heat Dissipation
GR-63-CORE Sec. 4.1.4
Altitude
200 ft below to 13,000 ft (–61 to 3961 m) above sea level
GR-63-CORE Sec. 4.1.3
Airborne Contaminants
GR-63-CORE Sec. 4.5.2.1
Shock Operational
ETS 300 019-2-3 Class T3.1
Sinusoidal Vibration Operational
GR-63-CORE Sec. 4.4.3
Seismic Vibration
GR-63-CORE Sec. 4.4.1 Earthquake Zone 4 ETS 300
019-2-3-A1
Shock Transporting
ETS 300 019-2-2 Class T2.2
Sinusoidal Vibration Transporting
GR-63-CORE Sec. 4.4.4 fig. 4-3
Random Vibration Transporting
ETS 300 019-2-2 Class 2.1, 2.2, 2.3, and 2.3 special
Packaged Equipment Shock
GR-63-CORE Sec. 4.3.1.2
Unpackaged Equipment Shock
GR-63-CORE Sec. 4.3.2
Electrical Safety
GR-1089-CORE Sec. 7
Material/Component Fire
Resistance
GR-1089-CORE Sec. 4.2.3.1
Table 9-1. General Specifications (Continued)
Characteristics
Specification