35kv composite cross-arm insulator
Product Description
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: 35kV
2) Specified centilever load (tensile): 5kN
3) Min dry arcing distance 520mm
4) Creepage distance: 1080mm
5) Lightning impulse withstand voltage (peak value): 290kV
6) Wet 1 min power-frequency withstand voltage (effective value): 130kV
7) Routine test load: 2.5kN
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