
Production Information:
| 1)Style | Spool porcelain insulators | |
| 2)Material | Body | Porcelain |
| Colors | Brown/ white/ green | |
| optional, as customers' choice | ||

| ANSI CLASS | Fig No | Main Dimensions mm | Transverse Strength kN | Low Freuqency Voltage kV | ||||||||
| Dry Flashover | Wet Flashover | |||||||||||
| H | h | D | d | d1 | d2 | R | Vertical | Horizontal | ||||
| 53-1 | 2 | 54 | 27 | 57 | 45 | 18 | 22 | 11 | 8.9 | 20 | 8 | 10 |
| 53-2 | 1 | 76 | 38 | 79 | 45 | 18 | 24 | 18 | 13.3 | 25 | 12 | 15 |
| 53-3 | 2 | 81 | 40.5 | 76 | 45 | 18 | 24 | 11 | 17.8 | 25 | 12 | 15 |
| 53-4 | 2 | 76 | 38 | 105 | 73 | 18 | 24 | 16 | 20 | 25 | 12 | 15 |
| 53-5 | 3 | 105 | 52.5 | 102 | 73 | 18 | 24 | 11 | 26.7 | 35 | 18 | 25 |
| R-8 | 7 | 32 | 57 | 40 | 17.5 | 7 | 9 | 10 | 7 | 7 | ||
| R-6 | 6 | 80 | 70 | 40 | 18 | 7 | 13.5 | 15 | 12 | 12 | ||
| R-2 | 5 | 76 | 80 | 54 | 17.5 | 17.5 | 20 | 15 | 12 | 12 | ||
| R-1 | 5 | 54 | 57 | 39 | 17.5 | 11 | 9 | 15 | 8 | 8 | ||
| 1617 | 4 | 65 | 76 | 44 | 17.5 | 9 | 9 | 20 | 9 | 9 | ||
| 1617-1 | 4 | 65 | 78 | 44 | 18.5 | 9 | 9 | 20 | 9 | 9 | ||
| 1617-2 | 4 | 67 | 73 | 44 | 16 | 14.3 | 13 | 20 | 9 | 9 | ||
| 1618-1 | 4 | 75 | 89 | 52 | 17 | 13 | 10 | 20 | 9 | 9 | ||
| 1618-2 | 4 | 75 | 89 | 52 | 17 | 12.5 | 13 | 25 | 12 | 12 | ||
| 1618-3 | 4 | 80 | 85 | 52 | 18 | 14 | 13 | 17 | 9 | 9 | ||











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