• 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 EN IEC 61643-41-100 2024-06-25 Low-voltage surge protective devices - Part 41: Surge protective devices connected to DC low-voltage power systems - Requirements and test methods More  Comment 
DIN EN IEC 61643-11/AA 2024-06-19 Low-voltage surge protective devices - Part 11: Surge protective devices connected to AC low-voltage power systems - Requirements and test methods More  Comment 
DIN EN IEC 61643-01/AA 2024-06-18 Low-voltage surge protective devices - Part 01: General Requirements and test methods More  Comment 
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 61643-41 2020-03-10 Low-voltage surge protective devices - Surge protective devices connected to low-voltage DC power systems - Requirements and test methods More  Comment 
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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