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EN 61557-11:2009 Standard

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  Keywords:

#equipment #used #test #systems #type

  Directive

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

  Last Official Journal reference

Wednesday 13th of December 2023

  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 11: Effectiveness of residual current monitors (RCMs) type A and type B in TT, TN and IT systems

  Purpose

This part of IEC 61557 specifies the requirements for testing equipment applied to the testing of the effectiveness of residual current monitors (RCMs) of type A and type B, which are already installed in distribution systems. This test equipment can be used in any kind of network like a TN, TT or IT system. The test equipment may also be used for testing directionally discriminating RCMs in IT-Systems.

  Publication

Wednesday 20th of April 2016

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