
Low-voltage Switchgear And Controlgear - Part 3: Switches, Disconnectors, Switch-disconnectors And Fuse-combination Units
出版:Nederlands Normalisatie Instituut

專(zhuān)家解讀視頻
Applicable to switches, disconnectors, switch disconnectors and fuse-combination units to be used in distribution circuits and motor circuits of which the rated voltage does not exceed 1000 V a.c. or 1500 V d.c.
Supersedes NEN 10947-3. (08/2002)