SENTRON, Fuse switch disconnector 3NP5, 3-pole, NH00, 160 A, with Adapter for Busbar system 8US 40 mm, with high-speed closing, Clamp terminal, Fuse monitoring: through 3VU, Auxiliary switch at Switch disconnector: 1 NO+1 NC, Auxiliary switch at the Fuse monitoring: 1 NO+1 NC