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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]

NF C52-558-2-2 ; NF EN 61558-2-2:2007-09-01
Safety of power transformers, power supplies, reactors and similar products - Part 2-2 : particular requirements and tests for control transformers and power supplies incorporating control transformers

Title (German)

Sicherheit von Transformatoren, Netzgeräten, Drosseln und dergleichen - Teil 2-2 : Besondere Anforderungen und Prüfungen an Steuertransformatoren und Netzgeräten, die Steuertransformatoren enthalten

Edition 2007-09-01

Original language 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

NF C52-558-2-2 ; NF EN 61558-2-2:2007-09-01 Safety of power transformers, power supplies, reactors and similar products - Part 2-2 : particular requirements and tests for control transformers and power supplies incorporating control transformers

Want to learn more?

NF C52-558-2-2 ; NF EN 61558-2-2:2007-09-01
Safety of power transformers, power supplies, reactors and similar products - Part 2-2 : particular requirements and tests for control transformers and power supplies incorporating control transformers