Built-in dimensions W 275 x H 575 x D 195 mm max. installation depth with built-in mounting plate 191 mm, with built-in DIN rail 180 mm box size 4 please order DIN rails, mounting plates or covers additionally trilaterally combinable 3 walls with metric knockouts for cable entry and assembly lid hinges attached with opaque, hinged lid lid fasteners for tool operation material: PC (polycarbonate) protection class: II colour: grey, RAL 7035