Features:1) Manufactured by means of injection whole-molding technology2) The juncture between end fitting and core is totally embedded in HTV silicone rubber, eliminating conventional and traditional seal defects Materials: 1) Silicon Rubber for sheds/ housing 2) Glass-fiber reinforced epoxy resin rod (ECR type) for core3) Hop dip galvanized cast steel for metal fittings Electromechanical specifications:1) Rated voltage: 220kV2) Specified mechanical load (tensile): 100kN 3) Arcing distance 2000mm4) Creepage distance: 6400mm 5) Section length: 2240mm6) Lightning full-wave impulse withstand voltage (peak value): 1000kV7) 7.1 min wet power-frequency withstand voltage(effective value): 395kV8) Routine test load: 50kN9) Approximate net weight (grading rings included): 14.1kg

Composite Tension / Suspension Insulator 220kV