Insulators
TR-210 Porcelain Station Post Insulator
Product Overview
TR-210 porcelain station post insulator for 34.5 kV applications, with 940 mm creepage distance and 200 kV basic impulse level.
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Technical Parameters
| Parameter | Unit | Value |
|---|---|---|
| ANSI class | TR-210 | |
| Application voltage | kV | 34.5 |
| Creepage distance | mm | 940 |
| Cantilever strength | kN | 8.9 |
| Tensile strength | kN | 53 |
| Torsion strength | N·m | 1130 |
| Compression strength | kN | 66.7 |
| Low-frequency dry flashover | kV | 145 |
| Low-frequency wet flashover | kV | 100 |
| Positive critical impulse flashover | kV | 225 |
| Negative critical impulse flashover | kV | 290 |
| Low-frequency dry withstand | kV | 95 |
| Low-frequency wet withstand | kV | 80 |
| Impulse withstand voltage | kV | 200 |
| Approximate net weight | kg | 15.4 |
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