• 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/UK 441.1

DIN IEC/TR 61643-03 2024-03-15 Low-voltage surge protective devices - Part 03: SPD testing guide More  Comment 
DIN IEC/TS 61643-06 2024-03-14 Low-voltage surge protective devices - Part 06: Requirements and test methods for SPD specific disconnectors More  Comment 
DIN EN IEC 61643-01 2020-10-22 Low-voltage surge protective devices - Part 01: General Requirements and test methods (IEC 37A/338/CD:2019); Text in German and English More  Comment 
DIN EN IEC 61643-11 2020-10-07 Low-voltage surge protective devices - Part 11: Surge protective devices connected to AC low-voltage power systems - Requirements and test methods (IEC 37A/337/CD:2019); Text in German and English More  Comment 
DIN IEC 61643-41 2020-03-10 Low-voltage surge protective devices - Surge protective devices connected to low-voltage DC power systems - Requirements and test methods More  Comment 
DIN EN 61643-12 2016-09-28 Low-voltage surge protective devices - Part 12: Surge protective devices connected to low-voltage power distribution systems - Selection and application principles (IEC 37A/287/CD:2016) More  Comment 
IEC 37A/197/DC 2007-11-09 Temporary OverVoltage (TOV) - tests and Temporary overvoltages and maximum durations to be expected in low-voltage applications More  Comment 
IEC 37A/139A/CDV 2003-06-13 Revised: Amendment 2 to IEC 61643-1: Surge protective devices connected to Low-voltage power distribution systems - Performance requirements and testing methods. More  Comment 
IEC 37A/141A/CDV 2003-06-13 Revised: Amendment 2 to IEC 61643-1: Surge protective devices connected to Low-voltage power distribution systems - Performance requirements and testing methods More  Comment 
IEC 37A/138/CDV 2003-02-14 Amendment 2-f1 to IEC 61643-1: Surge protective devices connected to Low-voltage power distribution systems - Performance requirements and testing methods. More  Comment 

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