1.rated voltage 3.6-40.5KV 2.rated current up to 200A 3.IEC282-1,GB15166. ... . HT fuses is mainly used in AC50Hz,rated voltage 3.6-40.5kV,rated current up to 200A circuit for protection transformers ... load switch,vacuum contact. 2. low voltage fuses are used in AC50Hz,rated insulate voltage up to 690V,conventional free air ... conforms to IEC282-1,GB15166.2,and DIN standardhigh voltage fuse,fuse link,low ...