Siemens 7SR12 Argus - Mechanical

7SR11 & 7SR12 Performance Specification
©2017 Siemens Protection Devices Limited Chapter 3 Page 17 of 56
Type Level Variation
RS485 Comms port:
Line to Earth
1.0 kV No Data Loss
Analog Inputs:
Line to Line
1.0 kV
≤ 10%
Case, Aux Power & I/O:
Line to Line
1.0 kV *
≤ 10%
* Note 50ms DTL pick-up delay applied to binary inputs
1.5.3.7 Conducted Radio Frequency Interference
IEC 60255-22-6
Type
Level
0.15 to 80 MHz 10 V
1.5.3.8 Magnetic Field with Power Frequency
IEC 6100-4-8 Level 5
100A/m, (0.126mT) continuous
50Hz
1000A/m, (1.26mT) for 3s
1.5.4 Mechanical
1.5.4.1 Vibration (Sinusoidal)
IEC 60255-21-1 Class I
Type Level Variation
Vibration response 0.5 gn
≤ 5 %
Vibration endurance 1.0 gn
1.5.4.2 Shock and Bump
IEC 60255-21-2 Class I
Type Level Variation
Shock response 5 gn, 11 ms
≤ 5 %
Shock withstand 15 gn, 11 ms
Bump test 10 gn, 16 ms
1.5.4.3 Seismic
IEC 60255-21-3 Class I
Type
Level
Variation
Seismic response
X-plane - 3.5mm displacement below crossover freq
(8-9Hz) 1.0gn above
≤ 5 %
Y-plane - 1.5mm displacement below crossover freq
(8-9Hz) 0.5gn above
1.5.4.4 Mechanical Classification
Type Level
Durability
> 10
6
operations