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AFNOR
AFNOR
NF EN IEC 61557-9
En Vigor
2025-04-04
Electrical safety in low voltage distribution systems up to 1 000 V AC
and 1 500 V DC - Equipment for testing, measuring or monitoring of
protective measures - Part 9 : equipment for insulation fault location
in IT systems
AFNOR
NF EN 60747-5-1
En Vigor
2001-10-01
Discrete semiconductor devices and integrated circuits - Part 5-1 :
optoelectronic devices - General
AFNOR
NF EN 60896-22
En Vigor
2004-06-01
Stationary lead-acid batteries - Part 22 : valve regulated types - Requirements
