ABB Relion 620 Series - Insulation Tests

15.2 Insulation tests
Table 1105: Insulation tests
Description Type test value Reference
Dielectric tests
2 kV, 50 Hz, 1 min
500 V, 50 Hz, 1 min, communication
IEC 60255-27
820 V, 50 Hz, 1 min, sensor inputs of SIM0005 IEC 61869-6
Impulse voltage test
5 kV, 1.2/50 μs, 0.5 J
1 kV, 1.2/50 μs, 0.5 J, communication
IEC 60255-27
1,5 kV, 1,2/50 µs, 0,5 J, sensor inputs of SIM0005 IEC 61869-6
Insulation resistance measurements >100 M Ω, 500 V DC IEC 60255-27
Protective bonding resistance <0.1 Ω, 4 A, 60 s IEC 60255-27
Protection relay and functionality tests 1MRS757644 H
1214 620 series
Technical Manual