This is a conversion kit for 185mm busbar direct contact mounting for a 3-pole FuPacT ISFL160 fuse switch disconnector. This conversion kit allows the 100mm standard mounting centres to be adapted to 185mm mounting centres. The electrical and mechanical connection to the busbars is ensured by a set of screws and nuts. The electrical and mechanical connection of the device to the 100/185mm conversion kit is ensured by three screws.