Insulators
RM-1 Porcelain Telegraph Insulator
Product Overview
RM-1 porcelain telegraph insulator, 140 mm high and 86 mm diameter, with model-specific electrical and mechanical values from the factory drawing.
Share the model, quantity, drawing, destination and project requirement for a focused response.
Technical Parameters
| Parameter | Unit | Value |
|---|---|---|
| Model | RM-1 | |
| Overall diameter | mm | 86 |
| Head diameter | mm | 51 |
| Overall height | mm | 140 |
| Insulator hole | mm | 22.5 |
| Power-frequency dry flashover | kV | 45 |
| Power-frequency wet flashover | kV | 35 |
| Impulse withstand | kV | 75 |
| Puncture voltage in oil | kV | 70 |
| Mechanical failing load | kN | 10 |
| Approximate weight | kg | 1.1 |
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