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Porcelain pin insulator ShF-20

Product Details:

Изолятор ШФ-20

ShF-20G insulators are designed for insulating and fastening wires of power lines and switchgear of power plants and alternating current substations with voltage up to 20 kV inclusive and frequency up to 100 Hz. Operate at ambient temperatures from -60 to +50°C.

Technical Specification

Model: ShF-20G

Minimum mechanical breaking load, kN: 13

Breakdown voltage in an insulating environment, kV:180

Withstand voltage frequency 50 Hz dry, kV: 85

Withstand voltage frequency 50 Hz in the rain, kV:65

Withstand voltage impulse voltage 1.2/50 +/-, kV: 135

Creepage distance, mm: 400

Construction height, mm: 184

Weight, kg: 3.5

 

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