39
C
LIMATIC
E
NVIRONMENTAL
T
ESTS
C
HAPTER
11
COMPLIANCE SPECIFICATIONS
11.3. Climatic Environmental Tests
11.4. Mechanical Environmental Tests
Description
Specification
Level
Cold Operational
IEC 61850-3 clause 6.9.3.2
IEC 60068-2-1, test Ad
-40°C; 16 hours
Cold Operational
IEEE 1613 clause 3.1.1
-40°C
Dry Heat Storage
IEC 61850-3 clause 6.9.3.3
IEC 60068-2-2, test Bb
+85°C; 16 hours
Dry Heat Storage
IEEE 1613 clause 3.1.2
+85°C
Cold Storage
IEC 61850-3 clause 6.9.3.4
IEC 60068-2-1, test Ab
-40°C; 16 hours
Cold Storage
IEEE 1613 clause 3.1.2
-40°C
Damp Heat, Steady State
IEC 61850-3 clause 6.9.3.6
IEC 60068-2-78 test Cab
+40°C; 93%, 10 days
Damp Heat, Cyclic
IEC 61850-3 clause 6.9.3.7
IEC 60068-2-78 test Db
IEEE 1613 clause 3.1.3
+25°C; 55°C 97%; 93% 6
55°C
Description
Specification
Level
Vibration Response
IEC 61850-3 clause 6.10.1
IEC 60255-21-1
class 1
0.5 g, 10 Hz - 150 Hz, 1
Octave/min, 1 sweep cycle
in each axis, 8 min per
perpendicular axis
Vibration Endurance
IEC 61850-3 clause 6.10.1
IEC 60255-21-1
class 1
1g, 10 - 150 Hz, 1
Octave/min, 20 sweep
cycles in each axis, 160 min
per perpendicular axis
Shock Response
IEC 61850-3 clause 6.10.2
IEC 60255-21-2
class 1
5 g, 11 ms, half-sine, 3
shocks/direction/axis (18
total)
