1、 APPLIANCE
Applying to unfrequent making and breating AC or DC current ,or acting as isolating switch in sets of distribution equ- pment of AC 50HZ,rated voltage 380V,or DC 400V,rated current 200A-1500A,Knife switch with eliminating electric arc case can break current load,the others be used as isolating switch only
The appearance and size of installation are seen and pursued .