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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
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Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Projects of DKE/K 441

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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

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