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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 C90-201-4-2 ; NF EN 50065-4-2:2001-11-01
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 4-2 : low-voltage decoupling filters - Safety requirements

Title (German)

Signalübertragung auf elektrischen Niederspannungsnetzen im Frequenzbereich 3 kHz bis 148,5 kHz - Teil 4-2 : Niederspannungs-Entkopplungsfilter - Sicherheitsanforderungen

Edition 2001-11-01

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 C90-201-4-2 ; NF EN 50065-4-2:2001-11-01 Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 4-2 : low-voltage decoupling filters - Safety requirements

Want to learn more?

NF C90-201-4-2 ; NF EN 50065-4-2:2001-11-01
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 4-2 : low-voltage decoupling filters - Safety requirements