For industrial cylindrical fuses 8.5x31.5 and 10x38 IEC 60 269-1, IEC 60 269-2, IEC 60269-2-1 EN 60 269-1, EN 60 269-26036-10 0636-20 IEC 60 947-3, EN 60 947-3,0660-107 Isolator according to IEC 60 947-3 Iec short-circuit strength- 20 kA with Si insert 8.5 x 31.5- 100 kA with Si insert 10 x 38- order fuse insert separately
