Mechanical - Siemens 7SR242 Duobias Technical Manual

1.4.4

Mechanical

1.4.4.1 Vibration (Sinusoidal)
IEC 60255-21-1 Class I
Type
Vibration response
Vibration endurance
1.4.4.2 Shock and Bump
IEC 60255-21-2 Class I
Type
Shock response
Shock withstand
Bump test
1.4.4.3 Seismic
IEC 60255-21-3 Class I
Type
Seismic response
1.4.4.4 Mechanical Classification
Type
Durability
©2015 Siemens Protection Devices Limited
Chapter 3) 7SR242 Duobias Performance Specification
Level
0.5 gn
1.0 gn
Level
5 gn, 11 ms
15 gn, 11 ms
10 gn, 16 ms
Level
1 gn
Level
6
> 10 operations
Variation
5 %
Variation
5 %
Variation
5 %
Chapter 3 Page 18 of 50