Electrical Tests
Standards
IEC 60255 (product standard)
IEEE Std C37.90
UL 508
Additional standards are listed for the individual tests.
Installation Requirements
Overvoltage category III
Degree of pollution 2
Protection class 1
Voltage-Immunity and Safety Tests
Standards IEC 60255-27
Voltage test (routine test), current measurement inputs, voltage meas-
urement inputs, relay outputs
AC 2.5 kV
50 Hz
Voltage test (routine test),
Auxiliary voltage, binary inputs
DC 3.5 kV
Voltage test (routine test), only isolated communication and time-
synchronization interfaces and analog inputs (module position E, F, M,
N, and P)
DC 700 V
Surge immunity test (type testing), all circuits except communication
and time-synchronization interfaces and analog inputs, class III
5 kV (peak value)
1.2 µs/50 µs
0.5 J
3 positive and 3 negative impulses
at intervals of 1 s
Insulation resistance > 100 MΩ @ DC 500 V
Resistor of protective-equipotential-bonding < 0.1 Ω @ DC 12 V, 30 A after
1 min.
EMC Immunity Tests (Type Tests, Test under Mounting Conditions)
Standards
IEC 60255-1 and -26 (product standards)
EN 61000-6-2 (generic standard)
Electrostatic discharge test
IEC 61000-4-2
Contact discharge:
•
Front-side modular and non-modular devices 8 kV
•
Back-side modular devices 8 kV
•
Back-side non-modular devices 6 kV
Air discharge 15 kV
Both polarities
150 pF
Ri = 330 Ω
Radiated electromagnetic field
immunity
Frequency sweep
IEC 61000-4-3
20 V/m, 80 MHz to 1 GHz
10 V/m, 1 GHz to 6 GHz
80 % AM
1 kHz
6.7
Technical Data
6.7 Electrical Tests
202 SIPROTEC 5, Hardware Description, Manual
C53000-G5040-C002-C, Edition 10.2017
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