Busbar Systems Ri4Power 185 mm Contact hazard protection 185 mm Contact hazard protection 185 mm End cover for busbar supports For side contact hazard protection of the busbar system. Attaches to the busbar support. To product Contact hazard protection 185 mm Contact hazard protection cover for 185 mm busbar system For contact hazard protection of the busbar assembly at the rear and front. To product Contact hazard protection 185 mm Contact hazard protection cover for enclosure connection For rear and front contact hazard protection of the connection points from enclosure to enclosure, with and without busbar connectors. To product