Features isolate switch fuse insulator 1)High voltage isolate switch 2)Material:porcelain & Steel & Iron 3)Fuse rated current Features isolate switch fuse insulator1)High ... current:120,150,220,300,360,470,600A4)Fuse Specificaiton:0.15,0.20,0.30,0.50,0. ... ,KEMA,etc;international authentication. 15kv composite high voltage isolate switch fuse insulator