Auxiliary Energizing Quantity - Siemens 7SG12 DAD-N Manual

8kV contact discharge
Conducted & Radiated Emissions -
EN 55022 Class A (IEC 60255-25)
Conducted Immunity -
(IEC 61000-4-6; IEC 60255-22-6)
0.15MHz – 80MHz 10V rms 80% modulation
Radiated Immunity -
IEC60255-22-3 Class III
80MHz to 1000MHz, 10V/m
80% modulated
Fast Transient – IEC 60255-22-4 Class IV
4kV 5/50ns 2.5kHz repetitive
Surge Impulse -
IEC 61000-4-5 Class IV; (IEC 60255-22-5)
4KV Line-Earth (O/C Test voltage  1 0%)
2KV Line-Line
Vibration (Sinusoidal) –IEC 60255-21-1 Class 1
Vibration response
Vibration endurance
Shock and Bump–IEC 60255-21-2 Class 1
Shock response
Shock withstand
Bump test
Seismic – IEC 60255-21-3 Class 1
Seismic Response
Mechanical Classification
Durability

4.2 Auxiliary Energizing Quantity

DC Power Supply
Nominal
24/30V
50/110V
220/250V
Auxiliary DC Supply – IEC 60255-11
Allowable superimposed ac component
Allowable breaks/dips in supply (collapse to zero
from nominal voltage)
D.C. Burden
Quiescent (Typical)
Max
©2010 Siemens Protection Devices Limited
Conducted 0.15MHz – 30MHz
Radiated 30MHz – 1GHz
0.5gn
1.0gn
5 gn 11ms
15 gn 11ms
10 gn 16ms
1gn
7SG12 DAD N Performance Specification
≤ 5%
Variation
≤ 5%
Variation
≤ 5%
Variation
≤ 5%
Variation
≤ 10
Variation
≤ 5%
≤ 5%
Variation
≤ 5%
≤ 5%
≤ 5%
Variation
≤ 5%
In excess of 10 6 operations
Operating Range
18V to 37.5V dc
37.5V to 137.5V dc
175V to 286V dc
≤ 12% of DC voltage
≤ 20ms
15
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Chapter 2 Page 4 of 7