Rectangular weld moulding boxes of cast steel elements having inside dimensions: length from 400 to 500 mm, width from 300 to 500 mm, height from 100 to 250 mm. Construction and dimensions
Connecting devices. Electrical copper conductors. Safety requirements for screw-type and screwless-type clamping units. Part 1. General requirements and particular requirements for clamping units for conductors from 0,2 up to 35 sq. mm (included)