For industrial cylindrical cartridge fuses type aM or gG - Conform to standard IEC 60269 - 2 - Isolators conform to IEC 60947 - 3 - Icc : - 20 kA with 8.5 x 31.5 cartridge fuse - 100 kA with 10 x 38 cartridge fuse - Fuse not supplied Single pole - Cartridge dimensions : 10 x 38 mm - Voltage : 500 V~ - Number of modules : 1