IEC 61557-2:1997 Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring and monitoring of protective measures - Part 2: Insulation resistance
Describes the requirements for equipment for measuring the insulation resistance of equipment and installations in the de-energized state.
IEC 61557-2:1997 history
0000 IEC 61557-2:2019 RLV
2007IEC 61557-2:2007 Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance
1997IEC 61557-2:1997 Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring and monitoring of protective measures - Part 2: Insulation resistance