| Customization: | Available |
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| Application: | High-voltage |
| Material: | Porcelain |
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Best Price 20KV 660mm Long Rod Suspension Porcelain Insulator Lp70/5/428
Creepage distance 660mm vs 550mm
| ANSI Class | L8/550 | L10/600 | L10/690 | L9/610 | L10/760 | L5/380 | L7/490 | L14/860 | |
| Creepage Distance,mm | 850 | 1000 | 1200 | 920 | 1200 | 500 | 700 | 1370 | |
| Tension Failing Strength,KN | 40 | 40 | 40 | 40 | 40 | 40 | 70 | 100 | |
| Main Dimensions | H | 550 | 600 | 690 | 610 | 760 | 380 | 490 | 860 |
| h | 382 | 430 | 510 | 362 | 500 | 340 | 440 | 775 | |
| D | 145 | 145 | 146 | 165 | 185 | 120 | 121 | 122 | |
| d1 | 21 | 22 | 23 | 24 | 25 | 11 | 16 | 19 | |
| Power frequencyFlashover Voltage | Dry,kv | 140 | 140 | 180 | 115 | 180 | 100 | 120 | 200 |
| Wet,kv | 120 | 120 | 150 | 90 | 150 | 90 | 100 | 170 | |
| Impulse Flashover voltage,kv | 230 | 230 | 300 | 185 | 300 | 210 | 210 | 320 | |
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