25kV Railway Insulator Excellent hydrophobicity Excellent electrical insulation properties TB/T3199-2008
Railway Insulator used for 25kV Electrified Railway
Features:1) End fittings are crimped onto fiberglass rod with voice-operated displacement type crimper2) The connection location between end fittings & rods is fused with sheds housing by the overall high temperature vulcanized silicone rubber injection molding as it could minimize the interface.
Materials: 1) Silicone rubber housing 2) ECR fiberglass reinforced epoxy resin rod
Electromechanical specifications:1).Rating voltage: 25kV 2).Specialized mechanical bending load:160kN3).Structure height: 800±20mm4).Min arcing distance: 550mm5).Min ceepage distance: 1400mm6).Lightning impulse voltage: 290kV7).Power frequency wet withstand voltage: 140kV8).Pollution withstand voltage(under saline density0.35mg/cm2):36kV
25KV Composite Suspension Insulator
