19" cabinet frame according to DIN 41494. Bolted frame, completely pre-assembled, self-ventilated, and dismountable. Inside front and rear 4 x 19" struts (2 front, 2 rear), galvanized, with infinitely variable depth adjustment. Opposite numbering of the height units on the 19" profiles. Delivery without front/rear door and side panels for modular, individual assembly. With front and rear door installed, left and right door hinges are possible. Cabinets can be bayed laterally with or without removal of side panels, baying connector set available, otherwise screwed together using M6 screw set. Top and bottom with 4 pre-punched cut-outs for cable entry (450 x 90 mm), for 600 mm cabinet width cable entry only at the back. All cabinet parts are completely grounded on the inside. Pre-mounted grounding rail at the back center of the cabinet. Load capacity 1000 kg (depths 600 / 800 mm) or 1360 kg (depths 1000 / 1200 mm for >24U). Paint finish RAL 7035, light gray / RAL 9005, deep black. Protection class IP20.