Insulators
ANSI 55-5 White-Glazed Porcelain Pin Insulator
Product Overview
White-glazed ANSI 55-5 porcelain pin insulator with 305 mm creepage distance and 13.3 kN cantilever strength.
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Technical Parameters
| Parameter | Unit | Value |
|---|---|---|
| ANSI class | 55-5 | |
| Porcelain body diameter | mm | 178 ± 3 |
| Height | mm | 124 ± 3 |
| Creepage distance | mm | 305 |
| Dry arcing distance | mm | 159 |
| Low-frequency puncture voltage | kV | 115 |
| Low-frequency dry flashover | kV | 80 |
| Low-frequency wet flashover | kV | 45 |
| Positive critical impulse flashover | kV | 130 |
| Negative critical impulse flashover | kV | 150 |
| RIV test voltage | kV | 15 |
| Maximum RIV at 1000 kHz | µV | 50 |
| Cantilever strength | kN | 13.3 |
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