Siemens SIPROTEC 7SA522 Manual page 440

Distance protection
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4 Technical Data
High energy surge voltages (SURGE),
IEC 61000-4-5 installation Class 3
– Auxiliary voltage
– Analog measuring inputs, binary inputs, relay outputs
Line conducted HF, amplitude modulated
IEC 61000-4-6, Class III
Power system frequency magnetic field
IEC 60255-6
IEC 61000-4-8
Oscillatory surge withstand capability
IEEE Std C37.90.1
Fast transient surge withstand cap.
IEEE Std C37.90.1
Radiated electromagnetic interference
IEEE Std C37.90.2
Damped oscillations IEC 60694, IEC 61000-4-12
EMC Tests for Noise Emission (type test)
Standard:
Radio noise voltage to lines, only auxiliary voltage IEC-
CISPR 22
Interference field strength
IEC-CISPR 22
Harmonic currents on the network lead at 230 VAC
IEC 61000-3-2
Voltage fluctuations and flicker on the network incoming
feeder at 230 V AC
IEC 61000-3-3
440
Impulse: 1.2/50 µs
Common mode: 2 kV; 12 Ω; 9 µF
diff. mode: 1 kV; 2 Ω; 18 µF
Common mode: 2 kV; 42 Ω; 0,5 µF
diff. mode: 1 kV; 42 Ω; 0,5 µF
10 V; 150 kHz to 80 MHz; 80 % AM; 1 kHz
0.5 mT; 50 Hz
Class IV: 30 A/m; continuous; 300 A/m for 3 s; 50 Hz
2.5 kV (peak); 1 MHz; τ = 15 µs; 400 Surges per s; Test Du-
= 200 Ω
ration 2 s; R
i
4 kV; 5/50 ns; 5 kHz; burst length = 15 ms; repetition rate 300
= 50 Ω; test duration 1 min
ms; both polarities: R
i
35 V/m; 25 MHz to 1000 MHz
2.5 kV (peak value), polarity alternating 100 kHz, 1 MHz, 10
= 200 Ω
MHz and 50 MHz, R
i
EN 50081-* (technical generic standard)
150 kHz to 30 MHz
Limit class B
30 MHz to 1000 MHz
Limit class B
Class A limits are observed.
Limits are observed
7SA522 Manual
C53000-G1176-C155-3

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