Telegraph Porcelain Ceramic Insulator
Video
Drawing

Parameter table
| TYPE | Minimum mechanical failure load(kN) | Diameter(D) MM |
Spacing (mm) |
Weight (kg) |
| ТФ 20 | 8 | 70 | 100 | 0.49 |
| ТФ 20 01 | 8 | 70 | 100 | 0.47 |
| ТФ 16-01 | 6 | 61 | 86 | 0.315 |
| ТФ 12-01 | 3 | 49 | 67 | 0.165 |

| TYPE | Minimum mechanical failure load(kN) | Diameter(D) MM |
Spacing (mm) |
Weight (kg) |
| ТФ 20 | 8 | 70 | 100 | 0.49 |
| ТФ 20 01 | 8 | 70 | 100 | 0.47 |
| ТФ 16-01 | 6 | 61 | 86 | 0.315 |
| ТФ 12-01 | 3 | 49 | 67 | 0.165 |