Customization: | Available |
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Application: | High-voltage |
Material: | Composite Polymer |
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The suspension composite insulator is an essential high-voltage insulating component widely used in power transmission lines, substations, and electrical systems. By combining the advantages of suspension structure and modern composite materials, it provides excellent electrical insulation and high mechanical strength, suitable for various extreme environments.
The insulator is composed of the following key parts:
Insulation Core Rod: Made of epoxy resin-impregnated fiberglass, offering outstanding tensile and bending resistance.
Shed Housing: Manufactured using high-quality silicone rubber, ensuring superior hydrophobicity and pollution resistance.
Metal End Fittings: Made from hot-dip galvanized steel or aluminum alloy for strong, long-term mechanical connection.
This optimized design ensures long-term reliability, mechanical durability, and superior electrical performance.
Specification Item | Technical Values |
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Rated Voltage | 10kV / 35kV / 110kV / 220kV (customizable) |
Overall Length | 200mm - 1500mm (varies by voltage level) |
Creepage Distance | 250mm - 3200mm |
Power Frequency Voltage | ≥ 95kV (depending on model) |
Lightning Impulse | ≥ 250kV (depending on model) |
Tensile Strength | 70kN / 100kN / 120kN / 160kN |
Pollution Class | Class I - IV |
Operating Temperature | -40ºC to +55ºC |
Stable Insulation: Silicone rubber sheds provide excellent water repellency and surface discharge resistance.
High Mechanical Strength: Fiberglass rod core offers strong tensile and compressive performance.
Lightweight & Easy Installation: 40% lighter than ceramic insulators, reducing labor costs.
Great Weather Resistance: Operates reliably in environments with humidity, salt fog, acid rain, etc.
Maintenance-Free: Long service life and virtually no maintenance required.
Suspension composite insulators are widely used in overhead power transmission lines, substations, distribution systems, and utility towers. Ideal for:
Coastal and high-pollution areas
Urban metro or railway systems
Power grids in mining or industrial zones
WishPower offers tailored solutions to meet your specific needs:
Dimension Customization: Adjustable shed count, creepage distance, and end fittings.
Pollution Resistance Options: Various anti-pollution grades and hydrophobic coatings.
Private Labeling: Logos and project-specific markings available for tenders and branding.
WishPower is a professional manufacturer of composite insulators. We serve various industries with reliable insulating solutions. If you are looking to purchase equipment, feel free to contact us for product quotations.