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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 S61-021 ; NF EN 54-21:2006-07-01
Fire detection and fire alarm systems - Part 21: alarm transmission and fault warning routing equipment

Title (German)

Brandmeldeanlagen - Teil 21: Übertragungseinrichtungen für Brand- und Störungsmeldungen

Edition 2006-07-01

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 S61-021 ; NF EN 54-21:2006-07-01 Fire detection and fire alarm systems - Part 21: alarm transmission and fault warning routing equipment

Want to learn more?

NF S61-021 ; NF EN 54-21:2006-07-01
Fire detection and fire alarm systems - Part 21: alarm transmission and fault warning routing equipment