IEC busbar support, 60 mm system, rated operational current Ie=1600A, poles=1, can be used for double T profile, for surface mounting of N or space unit rail, for attaching to BBS-3/PR or can be used individually, temperature resistant to 125 °C, track resistance CTI 600, self-extinguishing to UL 94, RAL 7035, thermoplastic, silicon free, chlorine free, halogen free, distance between busbar supports corresponding to short-circuit strength diagram.