IEC busbar support, 60 mm system, rated operational current Ie=630A, poles=1, can be used for 12x5/10, 20x5/10 and 30x5/10, with slider to adapt to the respective busbar size, with screw block inside, temperature resistant to 120 °C, track resistance CTI 200, self-extinguishing to UL 94, RAL 7035, thermoplastic, silicon free, chlorine free, halogen free, distance between busbar supports corresponding to short-circuit strength diagram, UL approved