Specifications
HR17 fuse switch/fuse isolator (CE) 
1.Matched with NT,NH fuse link 
2.Rated voltage:690V 
3.Rated current: 160A,250A,400A 630A
HR17 fuse switch/fuse isolator (CE)
1.Matched with NT,NH  fuse link
2.Rated voltage:690V
3.Rated current: 160A,250A,400A 630A4.Specification:
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.

·  Switch rating heat current: 160A, 250A, 400A and 630A
·  Number of poles: 3P,

·  Assorted fuse links: NH00 for 160A, NH1 for 250A, NH2 for 400A and NH3 for 630A

·  Rated currents: 4, 6, 10, 16, 20, 25, 32, 35, 40, 50, 63, 80, 100, 125, 160, 200, 224, 250, 300, 315, 355, 400, 425, 500 and 630
·  Rated insulation voltage: 690V
·  Rated voltage: 400V
·  Rated limit short-circuit current: 50kA