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SHF20G1 Porcelain Pin Insulator with Stringing Sleeve

Product classification:

Pin type insulators

Keywords:

Pin type insulators


Product Features

Product details


HV porcelain pin insulator of SHF20G1 type
There are three modifications of the insulator after the manner of its coupling:
with the polyethylene capsule, with the composite material thread corresponding
to the requirements of SFS (Finland) standard and BS (Great Britain) – a small
head.
Insulator meet TU 3493-170-00111120-2000 requirements.
Minimum voltage Nominal kV 20
Puncture voltage in insulating medium kV 180
50 Hz withstand voltage (dry) kV 85
50 Hz withstand voltage (wet) kV 65
Impulse withstand voltage kV 135
Average annual number of failure, not more than N/per year 0.0005
Nominal creepage distance, not less than mm 400±10
Minimum mechanical failing load (bending), not less than kN 13
Weight kg 3.5±0.3

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