Customization: | Available |
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Application: | High-voltage, Low-voltage |
Material: | Composite Polymer |
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The composite insulator post type for outdoor disconnectors or switches is an essential high-voltage insulation component in modern power systems. It combines the mechanical strength of traditional ceramic insulators with the excellent insulation and anti-pollution performance of composite materials. It is especially suitable for environments with high humidity and heavy pollution.
This insulator consists of three main parts: the core rod, the shed housing, and metal fittings.
Core Rod: Made from high-strength epoxy fiberglass, providing outstanding tensile strength and mechanical support.
Shed Housing: Formed using high-quality silicone rubber with strong hydrophobicity and pollution resistance.
Metal Fittings: Made from hot-dip galvanized steel or stainless steel; customizable to ensure secure and stable connections.
The overall structure enhances the mechanical stability, electrical insulation, and aging resistance of the product.
Rated Voltage: 12kV to 220kV (customizable)
Rated Mechanical Bending Strength: 4kN ~ 12kN
Insulation Height: 300mm to 1600mm (depending on model)
Creepage Distance: Complies with IEC 60815
Operating Temperature Range: -40ºC to +55ºC
Pollution Class: From light to heavy pollution level
Installation Type: Flange mount, bolt-fixed options available
Excellent Insulation: Silicone rubber sheds offer high hydrophobicity and surface resistance.
Strong Anti-Pollution Ability: Ideal for coastal areas and industrial zones.
High Mechanical Strength: Fiberglass core meets the torque demands of disconnector operations.
Long Service Life: Superior aging resistance, lifespan over 30 years.
Easy Installation: Lightweight materials simplify handling and mounting.
Outdoor disconnector switch systems
Power transmission and distribution substations
Renewable energy plants (wind/solar power)
Electrification in polluted industrial zones
High-altitude and humid area power networks
We offer a wide range of customization including product structure, height, voltage level, and fitting interfaces. All products comply with IEC and GB standards and support OEM/ODM cooperation to meet diverse project needs.
If you have transformer procurement needs, please contact us. We are a professional transformer sales and service company, capable of serving multiple industry application fields. Contact us for product quotations.