| Publication CODE |
Title |
| NBN EN IEC 61557-11:2022 (2022-05) |
ELECTRICAL SAFETY in LOW VOLTAGE DISTRIBUTION SYSTEMS UP TO 1 000 V AC AND 1 500 V DC - EQUIPMENT FOR TESTING, MEASURING OR MONITORING OF PROTECTIVE MEASURES - PART 11: EFFECTIVENESS OF RESIDUAL CURRENT MONITORS (RCM) in TT, TN AND IT SYSTEMS |
| |
| Price Excl. VAT |
Total number of pages, tables and drawings |
|
14.00 €
|
3. |
Description
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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| Class |
C
|
Available files
ATTENTION: Belgian registered standards (NBN EN or NBN HD) are generally
only available in English or French. Only the cover page is translated
and the document itself is in English or in French.
|
DE version
|
EN version
|
FR version
|
|
| Committee |
CLC/TC 85X
Measuring equipment for electrical and electromagnetic quantities
|
| BEC Approval |
2022-04-06 |
| NBN Approval |
2022-05-25 |
| NBN Status |
New |
|
| Date of ratification (d.o.r.) |
2022-04-06 |
| Date of announcement (d.o.a.) |
2022-07-06 |
| Date of publication (d.o.p.) |
2023-01-06 |
| Date of withdrawal former edition (d.o.w.) |
2025-04-06 |
| IEC file modification date |
2022-05-21 |
|
