Glass Insulators
U120BLP Anti-Pollution Glass Insulator
Product Overview
U120BLP Anti-Pollution Glass Insulator.
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Technical Parameters — Model Range
| IEC designation | U40B | U100BPL | U120BPL | |
|---|---|---|---|---|
| Diameter D | mm | 178 | 280 | 280 |
| Socket coupling | mm | 110 | 146 | 146 |
| Creepage distance L | mm | 190 | 450 | 450 |
| Socket coupling | mm | 11 | 16 | 16 |
| Mechanical failing load | mm | 40 | 100 | 120 |
| Wet power frequency withstand voltage | kv | 25 | 50 | 50 |
| Dry lightning impulse withstand voltage | kv | 50 | 125 | 125 |
| Impulse puncture voltage | P.U | 2.8 | 2.8 | 2.8 |
| Power frequency puncture voltage | kv | 90 | 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 | 2.1 | 5.8 | 5.8 |
Technical Drawing
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