This breaker's rated in sulation volage is1000V,is applied to distribution network circuit of AC50HZratedwoking voltage up to 400V,rated working current up to 1250A,which is for electrioenergy distribution,circuitprotection,protecting power supply facility from destroying by the foult of overloading,short circuit andundervoltage,meanwhile it is also used for proteotion from unfrequent starting,over loading,short circuit andunervdtage of the eletromotor

This breaker has sueh charaoteristics of company volume,high short circuit interrupting capacty,shortflacharoing and ec which is a ideal product for users,This breaker can be installed vertically(upright),and alsohorizontally.

This breaker comply with standard IEC60947-2、GB/T14048.2.