IEC busbar support, 60 mm system, rated operating current Ie=630, poles=4, can be used for 12x5/10, 15x5/10, 20x5/10, 25x5/10, 30x5/10, with locking slide for adjusting to the respective busbar size, with internal screw holes, temperature resistant up to 120°C, tracking resistance CTI 200, self-extinguishing according to UL 94, RAL 7035, thermoplastic, silicone-free, chlorine-free, halogen-free, busbar support spacing according to the short-circuit strength diagram,