
OTDS supply a wide range of electrical railway insulators. Please click on the thumbnails to the right to learn more about our products.
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25k Composite Tension / Suspension Insulator
Features:
- Manufactured by means of injection whole-molding technology
- The juncture between end fitting and core is totally embedded in HTV silicone rubber, eliminating conventional and traditional seal defects
Materials:
- Silicon Rubber for sheds/ housing
- Glass-fiber reinforced epoxy resin rod (ECR type) for core
- Hop dip galvanized cast steel for metal fittings
Electromechanical specifications:
- Rated voltage: 25kV
- Specified mechanical load (tensile): 100kN
- Arcing distance: 516mm
- Creepage distance: 1600 mm
- Section length: 840mm
- Lightning impulse withstand voltage (Peak value): 310kV
- Wet 1 min power-frequency withstand voltage (Effective value): 150kV
- Pollution withstand voltage (Under saline density 0.35mg/cm2): 32A
Additional specifications:
- Rated voltage: 3kV
- Creepage distance: 150mm
- Lightning impulse withstand voltage (peak value): 50kV
- Power-frequency withstand voltage (effective value): 23kV
- Approximate net weight: 3.47
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25kV Composite Cantilever Insulator
Features:
- Manufactured by means of injection whole-molding technology
- The juncture between end fitting and core is totally embedded in HTV silicone rubber, eliminating conventional and traditional seal defects
Materials:
- Silicon Rubber for sheds/ housing
- Glass-fiber reinforced epoxy resin rod (ECR type) for core
- Hop dip galvanized cast steel for metal fittings
Electromechanical specifications:
- Rated voltage 25kV
- Specified mechanical load (bending): 8kN
- Arcing distance 468mm
- Creepage distance: 1600mm
- Section length: 760mm
- Lightning impulse withstand voltage (peak value): 310kV
- Wet 1 min power-frequency withstand voltage (effective value): 150kV
- Pollution withstand voltage (Under saline density 0.35mg/cm2): 32kV
- Approximate net weight: 11.3kg
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25kV Composite Cantilever Insulator Of Double Insulation
Features:
- Manufactured by means of injection whole-molding technology
- The juncture between end fitting and core is totally embedded in HTV silicone rubber, eliminating conventional and traditional seal defects
Materials:
- Silicon Rubber for sheds/ housing
- Glass-fiber reinforced epoxy resin rod (ECR type) for core
- Hop dip galvanized cast steel for metal fittings
Electromechanical specifications:
- Rated voltage: 25kV
- Specified mechanical load (tensile): 8kN
- Arcing distance: 460mm
- Creepage distance: 1600 mm
- Section length: 1600mm
- Lightning impulse withstand voltage (Peak value): 310kV
- Wet 1 min power-frequency withstand voltage (Effective value): 150kV
- Pollution withstand voltage (Under saline density 0.35mg/cm2): 32A
Additional specifications:
- Rated voltage: 3kV
- Creepage distance: 150mm
- Lightning impulse withstand voltage (peak value): 50kV
- Power-frequency withstand voltage (effective value): 23kV
- Approximate net weight: 13.10kg
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25kv Composite Catenary Insulator #1
Features:
- Manufactured by means of injection whole-molding technology
- The juncture between end fitting and core is totally embedded in HTV silicone rubber, eliminating conventional and traditional seal defects
Materials:
- Silicon Rubber for sheds/ housing
- Glass-fiber reinforced epoxy resin rod (ECR type) for core
- Hop dip galvanized cast steel for metal fittings
Electromechanical specifications:
- Rated voltage: 25kV
- Specified mechanical load (tensile): 100kN
- Arcing distance: 508mm
- Creepage distance: 1200 mm
- Section length: 738 mm
- Lightning impulse withstand voltage (Peak value): 270kV
- Wet 1min power-frequency withstand voltage (Effective value): 130kV
- Pollution withstand voltage (under saline density 0.35mg/cm2): 32kV
- Approximate net weight: 2.24kg
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25kV Composite Catenary Insulator #2
Features:
- Manufactured by means of injection whole-molding technology
- The juncture between end fitting and core is totally embedded in HTV silicone rubber, eliminating conventional and traditional seal defects
Materials:
- Silicon Rubber for sheds/ housing
- Glass-fiber reinforced epoxy resin rod (ECR type) for core
- Hop dip galvanized cast steel for metal fittings
Electromechanical specifications:
- Rated voltage: 25kV
- Specified mechanical load (tensile): 100kN
- Arcing distance: 570mm
- Creepage distance: 1600 mm
- Section length: 800mm
- Lightning impulse withstand voltage (Peak value): 310kV
- Wet 1 min power-frequency withstand voltage (Effective value): 150kV
- Pollution withstand voltage (Under saline density 0.35mg/cm2): 32kV
- Approximate net weight: 2.80kg
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25kV Composite Orientation Insulator
Features:
- Manufactured by means of injection whole-molding technology
- The juncture between end fitting and core is totally embedded in HTV silicone rubber, eliminating conventional and traditional seal defects
Materials:
- Silicon Rubber for sheds/ housing
- Glass-fiber reinforced epoxy resin rod (ECR type) for core
- Hop dip galvanized cast steel for metal fittings
Electromechanical specifications:
- Rated voltage 25kV
- Specified mechanical load (bending): 4kN
- Arcing distance 320mm
- Creepage distance: 1200mm
- Section length: 480mm
- Lightning impulse withstand voltage (peak value): 250kV
- Wet 1 min power-frequency withstand voltage (effective value): 130kV
- Pollution withstand voltage (under saline density 0.30mg/cm2): 31.5kV
- Approximate net weight: 6.5kg
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