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About This Item
Full Description
- terms and definitions have been complemented;
- abbreviations are listed and explained;
- requirements have been revised;
- mandatory and optional functions and their terminology have been adapted from IEC 61557-15;
- mechanical requirements have been added;
- information on operating instructions has been added;
- type tests and routine tests have been complemented;
- an Annex C: 'Insulation monitoring devices for photovoltaic systems (PV-IMD)' has been added; and
- an Annex D: 'Insulation monitoring function of a photovoltaic inverter (PV-IMF) or in a charge controller' has been added.
Document History
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IEC 61557-8 Ed. 3.0 b:2014
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Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 8: Insulation monitoring devices for IT systems- Most Recent
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IEC 61557-8 Ed. 2.0 b CORR1:2007
Corrigendum 1 - Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 8: Insulation monitoring devices for IT systems- Historical Version
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IEC 61557-8 Ed. 2.0 b:2007
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 8: Insulation monitoring devices for IT systems- Historical Version
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IEC 61557-8 Ed. 1.0 b:1997
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- Historical Version