220kV Federung Verbundisolator

220kV suspension composite insulator 1. uneasy broken, high strength 2. unpuncture design 3. ISO 9001 certificate No. Type Ratedvol. KV Spe.. mechanical load KN Socket and ball size Sectionheight H,mm Min arc.dis. h,mm Lar./Sma shed diameter D,mm Shed spacing B,mm Dia.of corona ring D1/D2,mm Minnominalcreep.dis. L,mm Lightingimpulsewithstandvoltage ≥ Wet powerfrequencyvoltage ≥ Weightkg 1 FXBW3-220/100 220 100 16 2150±30 1900 162/86 95 250/305 6300 1000 395 9.5 2 FXBW4-220/100 220 100 16 2240±30 1900 162/86 95 250/305 6300 1000 395 9.5 3 FXBW3-220/160 220 160 20 2150±30 1900 171/85 79 250/305 6300 1000 395 13 4 FXBW4-220/160 220 160 20 2240±30 1900 171/85 79 250/305 6300 1000 395 13