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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]

OEVE/OENORM EN 61643-321
Components for low-voltage surge protective devices - Part 321: Specifications for avalanche breakdown diodes (ABD) (IEC 61643-321:2001)

Title (German)

Bauelemente für Überspannungsschutzgeräte für Niederspannung - Teil 321: Festlegungen für Avalanche-Dioden (ABD) (IEC 61643-321:2001)

Edition 2003-04-01

Original language German

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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

OEVE/OENORM EN 61643-321 Components for low-voltage surge protective devices - Part 321: Specifications for avalanche breakdown diodes (ABD) (IEC 61643-321:2001)

Want to learn more?

OEVE/OENORM EN 61643-321
Components for low-voltage surge protective devices - Part 321: Specifications for avalanche breakdown diodes (ABD) (IEC 61643-321:2001)