Eaton's Bussmann series Air medium voltage fuses are suitable for the primary side transformer protection, fuse switch combination unit, fuse bases and fuse switches. They comply with BS 2692 Part 1 1975 standard. A number of options are available including full range capability and alternative fixings arrangements such as different types of tags, studs and collars. Higher current ratings can be obtained by using fuses in parallel and special fixings arrangements are available for this purpose.