Insulators
ANSI 56-1 Grey Porcelain Pin Insulator
Product Overview
Grey-glazed ANSI 56-1 porcelain pin insulator with 330 mm creepage and 11 kN cantilever strength.
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Technical Parameters
| Parameter | Unit | Value |
|---|---|---|
| ANSI class | 56-1 | |
| Body diameter | mm | 190.5 ± 4.7 |
| Overall height | mm | 146 ± 4.7 |
| Creepage distance | mm | 330 |
| Dry arcing distance | mm | 152 |
| Cantilever strength | kN | 11 |
| Low-frequency dry flashover | kV | 95 |
| Low-frequency wet flashover | kV | 60 |
| Positive impulse flashover | kV | 150 |
| Negative impulse flashover | kV | 190 |
| Low-frequency puncture voltage | kV | 130 |
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