• Hydrogen Technologies Standards form the basic framework for market ramp-up

    More information

  • Climate change Standards and specifications support climate targets

    More information

  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

    More information
 

Projects of DKE/K 441

IEC 37/371/CDV 2009-08-21 Surge arresters - Part 5:Selection and application recommendations More  Comment 
IEC 37/326/DC 2006-12-08 New work to amend IEC 60099-4 Second Edition 2004-05 by revising requirements for mechanical testing of surge arresters More  Comment 
IEC 37/307/CDV 2004-06-04 Amendment 1-f2 to IEC 60099-4 Ed 2.0 -Surge Arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems More  Comment 
IEC 37/306/CDV 2001-12-07 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems (IEC 37/306/CDV:2004) More  Comment 
IEC 37/317/CDV 2001-12-07 IEC 60099-4 Am 1 f3 Ed 2.0: Surge Arresters - Part 4, Metal-oxide surge arresters without gaps for a.c. systems More  Comment 
IEC 37/206/CD 1998-05-15 Amendment to IEC 60099-4 - Radial field stress test for metal-oxide surge arresters for systems with Um = 72 kV and above More  Comment 
IEC 37/228/CD 1997-03-28 Amendment to IEC 60099-4: Test procedure to determine the lightning impulse energy capability of metal-oxide surge arresters used on transmission and distribution line More  Comment 
IEC 37/269/CD 1996-08-16 Amendment 3 to IEC 60099-4, f2, Ed.1 - Part 4: Metal-oxide surge arresters without gaps for a.c. systems - EMC Considerations More  Comment 
IEC 37/219/CD 1995-08-04 Proposed amendment to IEC 60099-1 - Part 1: Non-linear resistor type gapped surge arresters for a.c. systems - EMC considerations More  Comment 
IEC 37/203/CD 1995-04-07 Reorganization of the IEC 60099 series of publications (Tables of content for series of IEC 61644 documents - High-voltage surge arresters) More  Comment 

TOP