Connecting devices - Safety requirements for screw-type and screwless-type clamping units for electrical copper conductors - Part 1: General requirements and particular requirements for conductors from 0, 5 mm<(hoch)2> up to 35 mm<(hoch)2> (included)
Applies to screw-type and screwless-type clamping units for the connection of unprepared rigid (solid or stranded) or flexible electrical copper conductors, having a cross-sectional area of 0, 5 mm up to and including 35 mm and equivalent AWG conductors with a rated voltage not exceeding 1000 V alternating current up to and including 1000 Hz and 1500 V direct current.