Commercial building
Substations
Industries
Multistoried buildings
Not exceed 1/50th part of full load current
Not exceed 1/500th part of full load current
Not exceed 1/5000th part of full load current
Not exceed 1/50000th part of full load current
500 Volt
1000 Volt
1500 Volt
2000 Volt
Ground test
Polarity test
Insulation resistance test
Continuity test