11KV 33KV 66KV Silicone Rubber Composite Insulator Medium Voltage Polymer Pin Insulator

Price Negotiable

Price: $15

MOQ: 1

Delivery Time: 20 days

Brand: MacweyTEK

Product Description

11KV 33KV 66KV Medium Voltage Silicone Rubber Composite Polymer Pin Insulator for High Voltage Applications

The 115kV silicone rubber composite insulator is designed for high-performance suspension in 115kV transmission and distribution lines. Featuring an epoxy resin and acid-resistant glass fiber rod core (24mm diameter) for superior tensile strength and durability, with HTV silicone rubber weather sheds that provide excellent hydrophobicity, weather resistance, and anti-aging properties.

Key Features

Specified Mechanical Load (SML) of 120 kN for high reliability
Total length: 1175 mm with 3810 mm creepage distance
Y-Clevis 19 (IEC 61466-1) and Ball ANSI 52-5 fittings with 86μm hot-dip galvanized coating
Excellent electrical performance: 350kV dry/300kV wet power frequency flashover voltage
590kV impulse flashover voltage
Widely used in power transmission projects across the Americas

Technical Specifications

Dimensions
Height	1175±25 mm
Min. Dry Arcing Distance	980 mm
Min. Creepage Distance	3810 mm
Diameter of the Rod	φ24 mm
Coupling Dimensions	Y Clevis 19 (IEC 61466-1)/Ball Ansi 52-5
Number of Sheds	36

Mechanical Performance
Standard	IEC 61109
Specified Mechanical Load (SML)	120 kN
Routine Test Load (RTL)	60 kN

Electrical Performance
Standard	IEC 61109
Rated Voltage	115kV
Low Frequency Flashover Voltage (Wet/Dry)	300kV / 350kV
Critical Impulse Flashover Voltage	590kV

Raw Materials

Component	Specification
End-fitting	Material: Forged/Cast Steel, Hot Dip Galvanized Minimum Galvanization Thickness: 86μm
Core	Material: Epoxy & Glass Fiber, Acid-Resistant Type Diameter: φ24 mm
Weather Sheds	Material: High Temperature Vulcanized Silicone Rubber Color: Gray