The fusing factor of a fuse is determined as:
1
Fusing factor = (Current rating of fuse) / (Fusing current)
2
Fusing factor = √3 (Current rating of fuse) / (Fusing current)
3
Fusing factor = √3 (Fusing current) / (Current rating of fuse)
4
Fusing factor = (Fusing current) / (Current rating of fuse)