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Composite Tension / Suspension Insulator 1000kV
Composite Tension / Suspension Insulator 1000kV

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Composite insulators used for 1000kV power transmission lines

Features:
1) Manufactured by means of injection whole-molding technology
2) 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 core
3) Hop dip galvanized cast steel for metal fittings

Electromechanical specifications:
1) Rated voltage: 1000kV
2) Specified mechanical load (tensile): 210kN-550kN
3) Arcing distance: 9150mm
4) Creepage distance: 32000mm
5) Section length: 9750mm
6) Lightning impulse withstand voltage (Peak value): 3200kV
7) Wet 1min Power-frequency withstand voltage (Effective value): 1240kV
8) Switching impulse withstand voltage: 2250kV
9) Routine test load: 105kN-275kN
10) Approximate net weight: 85.kg-100kg

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