HR17换引信/引信isolator(CE)

fuse switch,fuse isolator,switch HR17 fuse type isolation switch,rated insulating voltage AC800V.rated operating voltaged 690V. 400V,rated frequency 50HZ. the rates current 160A 630A mainly used as power switch, isolating switch and emergency switch with function of protection in the circuit with high short circuit current and motor circuit,this switch is not used to operate the single motor. this product is coformity with standard GB14048.3-2002.IEC 947-3(1999).