IEC-61557-11 › Historical Revision Information
Part 11: Effectiveness of Residual Current Monitors (Rcms) Type a & Type B in Tt, Tn &
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IEC 61557-11:2009 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.This part is to be used in conjunction with IEC 61557-1:2007, Part 1: General requirements.
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Document Number
IEC 61557-11 Ed. 1.0 b:2009
Revision Level
EDITION 1.0
Status
Superseded
Publication Date
Jan. 1, 2009
Committee Number
85