Insulators
SHF-20G1S Porcelain Pin Insulator
Product Overview
20 kV SHF-20G1S porcelain pin insulator with two coupling configurations.
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Technical Parameters
| Parameter | Unit | Value |
|---|---|---|
| Model | SHF-20G1S | |
| Nominal voltage | kV | 20 |
| Minimum mechanical bending failure load | kN | 13 |
| Minimum creepage distance | mm | 325±14.5 |
| 50 Hz withstand voltage, dry | kV | 75 |
| 50 Hz withstand voltage, wet | kV | 60 |
| Impulse withstand voltage | kV | 125 |
| Puncture voltage in insulating medium | kV | 180 |
| Average annual failure rate, maximum | per year | 0.0005 |
| Weight | kg | 2.1±0.12 |
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