Industrial and high speed fuses according to British standard BS88. The fuses are available in utilization class
- gG, cable, line and general protection
- gM, mainly motor protection, rated current is stated in dual values, thermal current rating and a higher value that relates to the fuse’s ability to withstand starting currents
- aR, high speed fuse, short circuit protection only
Industrial fuses are installed in either fuse holders or in fused switch disconnectors. High speed fuses are normally installed direct on busbars.