Polymer Pin Insulator PШИ 16-20-I for High Voltage Power Lines

Isolators are designed for insulation and fixing of wires on overhead power lines (hereinafter - overhead lines) and in switchgear of power stations and substations of alternating current voltage up to 20 kV at ambient temperature from minus 60 °? to plus 50 °?, located at an altitude of up to 1000 m above sea level in areas with I-IV degree of pollution according to GOST 9920-89.