4.1 General
439
7SA522 Manual
C53000-G1176-C155-3
4.1.5 Electrical Tests
Specifications
Insulation Test
EMC Tests for Interference Immunity (type tests)
Standards: IEC 60255 (product standards)
IEEE Std C37.90.0/.1/.2
UL 508
VDE 0435
For more standards see also individual functions
Standards: IEC 60255-5 and IEC 60870-2-1
High voltage test (routine test)
All circuits except power supply, Binary Inputs, High
Speed Outputs, Communication Interface and Time Syn-
chronization Interfaces
2.5 kV (rms), 50 Hz
High voltage test (routine test)
Auxiliary voltage, binary inputs and high speed outputs
3.5 kV-
High voltage test (routine test)
only isolated communication and time synchronisation
interfaces
500 V (rms), 50 Hz
Impulse voltage test (type test)
All Circuits Except Communication and Time Synchroni-
zation Interfaces, Class III
5 kV (peak): 1.2/50 µs: 0.5 Ws: 3 positive and 3 negative im-
pulses in intervals of 5 s
Standards: IEC 60255-6 and -22 (product standards)
EN 61000-6-2 (generic standard)
VDE 0435 Teil 301DIN VDE 0435-110
High frequency test
IEC 60255-22-1, Class III
and VDE 0435 Section 303, Class III
2.5 kV (peak); 1 MHz; τ = 15 µs; 400 surges per s; Test Du-
ration 2 s; R
i
= 200 Ω
Electrostatic discharge
IEC 60255-22-2, Class IV
and IEC 61000-4-2, Class IV
8 kV contact discharge; 15 kV air discharge, both polarities;
150 pF; R
i
= 330 Ω
Irradiation with HF field, frequency sweep
IEC 60255-22-3, Class III
IEC 61000-4-3, Class III
10 V/m; 80 MHz to 1000 MHz; 80 % AM; 1 kHz
Irradiation with HF field, single frequencies
IEC 60255-22-3, IEC 61000-4-3
–amplitude-modulated
–pulse-modulated
Class III: 10 V/m
80; 160; 450; 900 MHz; 80 % AM 1kHz; duty cycle > 10 s
900 MHz; 50 % PM, repetition frequency 200 Hz
Fast transient disturbances
Burst IEC 60255-22-4 and IEC 61000-4-4, Class IV
4 kV; 5/50 ns; 5 kHz; burst length = 15 ms; repetition rate 300
ms; both polarities: R
i
= 50 Ω; Test Duration 1 min
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