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Composite Functional insulator

Composite Functional Insulator

Special composite functional insulation products are designed for segmented scenarios, including insulation assistance, cleaning, and protection for transmission lines and equipment.

Product Presentation

Core products of composite functional insulators include AC composite phase-to-phase spacers, AC wind deflection/collision prevention insulator sets, DC ice-melting composite insulators, anti-pollution flashover auxiliary umbrella skirts, insulation bird covers, silicone rubber cleaning agents, and mixed silicone rubber compounds. Designed for voltage classes up to 500kV, these products offer strong functional pertinence and high material compatibility (e.g., silicone rubber, specialized cleaning agents).

 

All products comply with ANSI/IEC standards and are available for customization. Select products also feature specific mechanical strength and electrical withstand performance tailored to application requirements.

Product Feature

Technical Specifications

Product Type

Parameter Category

Key Indicators

Range/Description

AC Composite Phase-to-Phase Spacer

Voltage Class

110kV - 500kV


Mechanical Performance

Specified Mechanical Load

100kN

Electrical Performance

Lightning Impulse Withstand Voltage

650kV - 2550kV

AC Wind Deflection Composite Insulator

Voltage Class

110kV - 500kV


Mechanical Performance

Specified Mechanical Load

70kN - 160kN

Specified Compressive Load (SCL)

0.4kN - 4kN

Electrical Performance

Lightning Impulse Withstand Voltage

550kV - 2250kV

Minimum Creepage Distance

3150mm - 14000mm

DC Ice-Melting Composite Insulator

Voltage Class

±10kV - ±25kV


Mechanical Performance

Specified Mechanical Load

70kN - 160kN

Electrical Performance

Lightning Impulse Withstand Voltage

95kV - 160kV

Minimum Creepage Distance

330mm - 1270mm

Structural Dimensions

Discharge Gap

50mm - 140mm

Anti-Pollution Flashover Auxiliary Umbrella Skirt

Structural Dimensions

Inner Diameter

200mm - 350mm

Outer Diameter

450mm - 600mm

Insulation Bird Cover

Performance Indicators

Flame Retardant Grade

FV - 0

Breakdown Field Strength

20kV/mm

Volume Resistivity

1.0×10¹⁴Ω·cm

Silicone Rubber Cleaning Solvent

Performance Indicators

Appearance

Transparent and free of impurities

Density

1.38

Cleaning Effect

95%

Corrosiveness

Non-corrosive

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