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IEC 61557-8:1997

Superseded Date published:

Warning: Superseded Standard. This document has been replaced by:

IEC 61557-8:2007

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 8: Insulation monitoring devices for IT systems

Specifies requirements for insulation monitoring devices which permanently monitor the insulation resistance to earth of unearthed IT a.c. and d.c. systems, and for IT a.c. systems with galvanically connected d.c. circuits.

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IEC 61557-8:1997

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