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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

Draft standard

PR NF C63-421-1/AA ; PR NF EN IEC 61439-1/AA
Low-voltage switchgear and controlgear assemblies - Part 1: General rules

Title (German)

Niederspannungs-Schaltgerätekombinationen - Teil 1: Allgemeine Festlegungen

Original language English , French

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

Climate change Standards and specifications support climate targets

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

PR NF C63-421-1/AA ; PR NF EN IEC 61439-1/AA Low-voltage switchgear and controlgear assemblies - Part 1: General rules

Want to learn more?

PR NF C63-421-1/AA ; PR NF EN IEC 61439-1/AA
Low-voltage switchgear and controlgear assemblies - Part 1: General rules