Glass Insulators
U160B 160 kN Glass Disc Insulator
Product Overview
U160B 160 kN Glass Disc Insulator.
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Technical Parameters — Model Range
| IEC designation | U160B/146 | U160B/155 | U160B/170 | |
|---|---|---|---|---|
| Diameter D | mm | 280 | 280 | 280 |
| Height H | mm | 146 | 155 | 170 |
| Creepage distance L | mm | 400 | 400 | 400 |
| Socket coupling | mm | 20 | 20 | 20 |
| Mechanical failing load | kn | 160 | 160 | 160 |
| Mechanical routine test | kn | 80 | 80 | 80 |
| Wet power frequency withstand voltage | kv | 45 | 45 | 45 |
| Dry lightning impulse withstand voltage | kv | 110 | 110 | 110 |
| Impulse puncture voltage | P.U | 2.8 | 2.8 | 2.8 |
| Power frequency puncture voltage | kv | 130 | 130 | 130 |
| Radio influence voltage | μv | 50 | 50 | 50 |
| Corona visual test | kv | 18/22 | 18/22 | 18/22 |
| Power frequency electric arc voltage | ka | 0.12s/20Ka | 0.12s/20Ka | 0.12s/20Ka |
| Net weight per unit | kg | 6.7 | 6.6 | 6.7 |
Technical Drawing
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