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Publication details

Publication CODE Title
IEC 61557-8:2007 (2007-01) 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
 
Price Excl. VAT Total number of pages, tables and drawings
159.00 € 41.
Description
This part of IEC 61557 specifies the requirements for insulation monitoring devices (IMD) 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. This second edition cancels and replaces the first edition published in 1997. This edition constitutes a technical revision. The following changes were made with respect to the previous edition: a) definitions complemented; b) revision of some requirements; c) addition of information on operating instructions; d) sections "type tests" and "routine tests" complemented; e) modification of Table 1; f) addition of Annexes A and B. The contents of the corrigendum of May 2007 have been included in this copy.
Class  C990  (IEC PUBLICATIONS IEC PUBLICATIONS)
Available files
EN/FR version

Status
Status IEC PUBLICATION
Situation Withdrawn
Replaced by  IEC 61557-8:2014
Replaces  IEC 61557-8:1997
Origin
Committee TC 85
MEASURING EQUIPMENT FOR ELECTRICAL AND ELECTROMAGNETIC QUANTITIES
Responsible Vinckx Luc
Diamant Building Bd. A. Reyerslaan, 80
B-1030  BRUXELLES - BRUSSEL
Belgique
E-mail: luc.vinckx@ceb-bec.be
Approval
BEC Approval 2007-01-29
Registration 149980
ICS-Code (International Standards Classification) 17.220.20 , 29.080.01 , 29.240.01
IEC publication date 2007-01-29
IEC stability date 2014-12-31
IEC last modification date 2014-12-11