Material: Epoxy Cast Resin Rated Insulation Voltage: 11KV Rated insulation level:12/42/75kV Rated secondary Volt:110V surface creepage distance: class II Products accordance with: GB1207-1997 "Voltage transformer" Power factor of load:COS@=0.8 (lagging) Equipping with fuse: XRNPG-12/0.5A