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Pin Type Porcelain Insulator Shf20GS

Pin Type Porcelain Insulator Shf20GS

Overview Package Size 100.00cm * 100.00cm * 100.00cm Package Gross Weight 1.000kg Product Description HV porcelain pin i;
Overview
Basic Info.
Model NO. SHF20GS
Type A Type Insulator
Usage High Voltage Power Transmission, Insulation, Electrical Installation
Size of Bearing Capacity 13kn
Certification ISO9001, IEC
Color Grey, Brown or White
Transport Package 1000*1000*1000mm
Trademark JOHNSON
Origin China
HS Code 854620909
Production Capacity 100000
Packaging & Delivery
Package Size 100.00cm * 100.00cm * 100.00cm Package Gross Weight 1.000kg
Product Description

Product Description

HV porcelain pin insulator of SHF20GS type
There are two 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.Производитель изоляторов штыревых фарфоровых ШФ-20 Г

Minimum voltageNominalkV20
Puncture voltage in insulating mediumkV180
50 Hz withstand voltage (dry)kV75
50 Hz withstand voltage (wet)kV60
Impulse withstand voltagekV125
Average annual number of failure, not more thanN/per year0.0005
Nominal creepage distance, not less thanmm325±14.5
Minimum mechanical failing load (bending), not less thankN13
Weightkg1.82±0.1

Parameter drawing


TYPE ST-10/J ST-15/J ST-20/J P-20-D
Mian Demension in (mm) H 130 150 185 185
h 55 60 65 52.65
D 135 150 175 175
d 31 31 35 27.78
R1 10 10 10 10
R2 12.5 12.5 12.5 12.5
Nominal Voltage(Kv) 10 15 20 20
Creepage Distance(mm) 240 270 340 340
Power-Frequency Puncture Voltage (Kv) 110 120 140 140
Electronical Failing Load(KN) 12 12 14.7 14.7
Flashover(min)Power Frequency Voltage Dry(Kv) 70 75 90 80
Wet(Kv) 42 53 65 50
50%Critical Impulse 100 110 130 130
Weight (Kg) 1.5 2.7 3.4 3.8

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