SIS SS EN 50 045-1989 Low-voltage switchgear and controlgear for industrial use —Mounting rails —Top hat rails, 15 mm wide for the fixing of terminal blocks
This European Standard specifies requirements for one size of top hat steel rails for the fixing of terminal blocks.
SIS SS EN 50 045-1989 history
1989SIS SS EN 50 045-1989 Low-voltage switchgear and controlgear for industrial use —Mounting rails —Top hat rails, 15 mm wide for the fixing of terminal blocks