BS 5486-2:1978

Заменен

Specification for factory-built assemblies of switchgear and controlgear for voltages up to and including 1000 V a.c. and 1200 V d.c., Particular requirements for busbar trunking systems (busways)

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BS EN 60439-2:1993

Заменен

Specification for low-voltage switchgear and controlgear assemblies, Particular requirements for busbar trunking systems (busways) — 18 стр.

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BS EN 60439-2:1993

Заменен

Specification for low-voltage switchgear and controlgear assemblies, Particular requirements for busbar trunking systems (busways) — 18 стр.