Specifications( 1) standards meet ANSI / eia rs-310-d, din41491, part1, iec297-2, din41494, part7, GB / t3047. 2-92( 2) featuresDouble section structureRemovble side door, easy installing and maintaining. Optional cable entrances of top and bottom plateCooling fans can be installed for special requirementThickness: Mounting rails 2. 0mm, others..