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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/A1 ; NF EN 50065-4-2/A1:2003-05-01
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 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 2003-05-01

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/A1 ; NF EN 50065-4-2/A1:2003-05-01 Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 2 : low voltage decoupling filters - Safety requirements.

Want to learn more?

NF C90-201-4-2/A1 ; NF EN 50065-4-2/A1:2003-05-01
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 2 : low voltage decoupling filters - Safety requirements.