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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]

IEC 60027-4
Letter symbols to be used in electrical technology - Part 4: Rotating electric machines

Title (German)

Formelzeichen für die Elektrotechnik - Teil 4: Drehende elektrische Maschinen

Edition 2006-12

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

IEC 60027-4 Letter symbols to be used in electrical technology - Part 4: Rotating electric machines

Want to learn more?

IEC 60027-4
Letter symbols to be used in electrical technology - Part 4: Rotating electric machines