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EN 61557-8:2007 Standard

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  Keywords:

#voltages #unearthed #insulation #monitoring #low

This standard is superseeded by:
  •   EN 61557-8:2015 from: 2018-01-15
  •   This standard is no longer addressed in the last official Journal publication of the "2018-09-14 ". This standard is addressed for the last time in the official journal publication of the "2017-09-08"

      Directive

    Low voltage (LVD) Directive (2014/35/EU)

      Last Official Journal reference

    Friday 8th of September 2017

      Description:

    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 systemsIEC 61IEC 61557-8:2007

      Purpose

    This part of IEC 61557 specifies the requirements for insulation monitoring devices which permanently monitor the insulation resistance to earth of unearthed IT a.c. systems, for IT a.c. systems with galvanically connected d.c. circuits having nominal voltages up to 1 000 V a.c., as well as of unearthed IT d.c. systems with voltages up to 1 500 V d.c. independent from the method of measuring.

      Publication

    Friday 8th of September 2017

      Reference

    This standard superseed the "EN 61557-8:1997".

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