ShF-20G1 Porcelain pin insulatorsSDI37 Ceramic Pin Isolators with Stringing Sleeve
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ShF-20G1 Porcelain pin insulatorsSDI37 Ceramic Pin Isolators with Stringing Sleeve
ShF-20G1 Porcelain pin insulatorsSDI37 Ceramic Pin Isolators
| Nominal | kV | 20 |
| Puncture voltage in insulating medium | kV | 180 |
| 50 Hz withstand voltage (dry) | kV | 75 |
| 50 Hz withstand voltage (wet) | kV | 60 |
| Impulse withstand voltage | kV | 125 |
| Average annual number of failure, not more than | N/per year | 0.0005 |
| Nominal creepage distance, not less than | mm | 325 |
| Minimum mechanical failing load (bending), not less than | kN | 13 |
| Weight | kg |
2.1 |
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