Output Contacts; Environmental Withstand; General; Immunity - Siemens 7SG11 Technical Manual

11

Output Contacts

Contact rating to IEC 60255-0-20.
5A ac or dc
Carry continuously
Make and Carry
L/R ≤ 40ms and V ≤ 300 volts)
(limit
For 0.5 sec
For 0.2 sec
Break
≤ 5A or ≤ 300 volts)
(limit
Ac resistive
Ac inductive
Dc resistive
Dc inductive
Minimum number of operations
Minimum recommended load

12 Environmental Withstand

12.1 General

Temperature - IEC 60068- 2-1/2
Operating range
Storage range
Humidity - IEC 60068- 2-3
Operational test
Transient Overvoltage – IEC 60255-5
Between all terminals and earth or between any two
independent circuits without damage or flashover
Insulation - IEC 60255-5
Between all terminals and earth
Between independent circuits
Across normally open contacts

12.2 Immunity

High Frequency Disturbance -
IEC 60255-22-1 Class III
2.5kV Common (Longitudinal) Mode
1.0kV Series (Transverse) Mode
Electrostatic Discharge -
IEC 60255-22-2 Class 3
6kV contact discharge
8kV air discharge (to fascia)
Radio Frequency Interference -
IEC 60255-22-3 Class III
80MHz to 1000MHz, 10V/m
©2011 Siemens Protection Devices Limited
7SG11 Argus 8 Performance Specification
20A ac or dc
30A ac or dc
1250VA
250VA @ PF ≤ 0.4
75W
30W @ L/R ≤ 40 ms
50W @ L/R ≤ 10 ms
1000 at maximum load
0.5W, limits 10mA or 5V
-10°C to +55°C
-25°C to +70°C
56 days at 40°C and 95% RH
5kV 1.2 / 50µs 0.5J
2.0kV rms for 1 min
2.0kV rms for 1 min
1.0kV rms for 1 min
Variation
≤ 5%
≤ 5%
Variation
≤ 5%
≤ 5%
Variation
≤ 5%
Chapter 2 Page 7 of 9