SWITCH DISCONNECTOR FUSE UNIT: SWITCH DISCONNECTOR FUSE UNIT (Without Sheet Enclosure): Supply and erection of Switch Disconnector fuse unit with HRC Fuses (Panel mounting Cubicle type) in the existing Cubical Panel (conforms to IS 13947 (PartI&III) complete with G.I. Bolts, Nuts & Connection on both sides of switch with sutiable size of Thimbles, including cost of HRC fuses as per PWD General Specfications 2010. 125Amp. 415volts four pole switch disconnector fuse unit with HRC Fuses (with switched neutral)