IEC 60999-2 pdf download Connecting devices – Electrical copper conductors – Safety requirements for screw-type and screwless-type clamping units Part 2: Particular requirements for clamping units for conductors above 35 mm 2 up to 300 mm 2 (included) This part of lEC 60999 applies to screw-type and screwless-type clamping units forconnecting devices, either as separate entities or as integral parts...