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The insulator consists of two parts: porcelain and fittings, which are bonded with cement adhesive in the middle. The porcelain part ensures that the insulator has good electrical insulation strength, and the fittings are used to fix the insulator.
Features:
1) Material:porcelain
2) Class BS: Pw-11-Y Pw-22-Y Pw-33-Y
3)pin type insualators for high voltage
4)safe usage
5)various desigins available
6)fast shipping and great service
7)good quality and reasonable price
Parameter
| Main dimensions and standard particulars | |||||
| Fig | 1 | 2 | 3 | ||
| Class BS | Pw-11-Y | Pw-22-Y | Pw-33-Y | ||
| Main Dimensions (mm) | H | 185 | 255 | 320 | |
| h | 32.65 | 32.65 | 32.65 | ||
| D | 170 | 205 | 240 | ||
| d | 76 | 76 | 76 | ||
| d1 | 27.78 | 27.78 | 27.78 | ||
| R1 | 16 | 16 | 16 | ||
| R2 | 16 | 16 | 16 | ||
| Nominal Voltage (kV) | 15 | 22 | 33 | ||
| Creepage Distance (mm) | 432 | 673 | 851 | ||
| Minimum Flashover Voltage | Power-frequency | Dry (kV) | 100 | 125 | 140 |
| Wet (kV) | 65 | 95 | 110 | ||
| 50% Impulse Positive | 150 | 190 | 210 | ||
| Withstand Voltage | One minute power- frequency | Dry (kV) | 90 | 110 | 125 |
| Wet (kV) | 60 | 90 | 100 | ||
| impulse (kV) | 140 | 180 | 200 | ||
| Radio- Influence- Voltage Data | Test Voltage to Ground (kV) | 22 | 30 | 44 | |
| Maximum RIV at 1000kHz (uV) | 12000 | 16000 | 25000 | ||
| Cantilever Failing Load(kN) | 11 | 11 | 11 | ||
| Weight (kg) | 5 | 10 | 13 | ||
