Most recent
BS EN IEC 61439-1:2021 + Ex Comm
Low-voltage switchgear and controlgear assemblies General rules (British Standard)
Content Provider
British Standards Institution [bsi]
Content Provider
British Standards Institution [bsi]
As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.