NH fuse switch strip LV NH3 185mm 3-pole M12 double - black. NH3 double fuse switch strip 630A, for busbar mounting, distance 185mm. According to DIN VDE 0660/107 and IEC 947-3, suitable for NH fuse links according to DIN 43620/1. Consists of 3-pole switch strip base and sealable handle insert, touch protection on the handle, with sliding transparent window for voltage testing, all-pole switching, with universal connection screw M12, rustproof.