Audited Supplier
SHF-20G1
High-voltage
Porcelain
Pin Insulator
A Type Insulator
High Voltage Power Transmission, Insulation, Electrical Installation
13kn
ISO9001, IEC
Grey, Brown or White
JOHNSON
1000*1000*1000mm
China
854620909
Product Description
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.
Производитель изоляторов штыревых фарфоровых ШФ-20 Г
| 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 | |
