Busbar support for distribution system EP, 60 mm system, rated operating current Ie=630A, poles=3, can be used for 20x5/10 to 30x5/10, with removable contact block for adaptation to the respective busbar size, thermoplastic, silicone-free, chlorine-free, halogen-free, busbar support spacing according to the short-circuit strength diagram of the distributor, can be expanded to 4 and 5 poles by plugging in the 1-pole SLPEN support at the top and bottom