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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

Standards [CURRENT]

CSA C22.2 No. 60947-4-2
Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor- starters - AC semiconductor motor controllers and starters (Binational standard with UL 60947-4-2)

Edition 2022-05-01

Original language English

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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

CSA C22.2 No. 60947-4-2 Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor- starters - AC semiconductor motor controllers and starters (Binational standard with UL 60947-4-2)

Want to learn more?

CSA C22.2 No. 60947-4-2
Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor- starters - AC semiconductor motor controllers and starters (Binational standard with UL 60947-4-2)