Distribution column series 135 round, with MP 550x290mm, plug-in door, 1350x360mm. Distribution column round, protection class IP 44, with buried base, made of glass fiber reinforced polyester FS 833.5 in accordance with DIN EN 14598. Profiled housing in rib design. Self-extinguishing mounting plate made of plastic, detachable plug-in doors, single locking with profile half cylinders, double locking possible. Ventilation takes place via labyrinth-like ventilation ducts and is puncture-proof due to the ingress of foreign bodies. Buried base and distribution column form a unit. A floor grate is recommended. To prevent condensation, the base must be filled with base filler on the inside up to the height of the cable fastening rail.