| Application: | High-voltage, High-temperature |
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| Material: | Semiconductor |
| Structure: | Suspension Insulator |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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Diameter: 320mm | Height: 205mm | Creepage distance:550mm
| IEC designation | U420B/205 | |
| Mechanical failing load | kn | 420 |
| Diameter D | mm | 360 |
| Height H | mm | 205 |
| Creepage distance L | mm | 550 |
| Socket coupling | mm | 28 |
| Wet power frequency withstand voltage | kv | 80 |
| Dry lightning impulse withstand voltage | kv | 140 |
| Power frequency puncture voltage | kv | 140 |
| Radio interference voltage(10kV 1MHz) | μv | 50 |
| Corona visual test | kv | 18/22 |
| Power frequency electric arc voltage | ka | 0.12s/20Ka |
| Impulse puncture voltage | P.U | 2.8 |
| Net weight per unit | kg | 16 |
Why choose us
1.Source factory, self-produced and self sold, low price.
2.More than ten years of operation, quality assurance.
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