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| Nombre del código | Número de modelo | Altura H (mm) | Diámetro del disco D (mm) | Distancia eléctrica de fuga L (mm) | Carga de ruptura nominal (KN) | Carga de tensión (KN) | Carga de fallo de huelga (N.m) |
|---|---|---|---|---|---|---|---|
| U40C/140 | 3 | 140 | 190 | 200 | 40 | 20 | 5 |
| U40BC/150 | 1 | 150 | 190 | 200 | 40 | 20 | 5 |
| U70B/146 | 2 | 146 | 255 | 295 | 70 | 35 | 6 |
| U70C/146 | 3 | 146 | 255 | 295 | 70 | 35 | 6 |
| U70BC/146 | 1 | 146 | 255 | 295 | 70 | 35 | 6 |
| U70BC/170 | 1 | 170 | 255 | 295 | 70 | 35 | 6 |
| U70B/146 | 2 | 146 | 255 | 320 | 70 | 35 | 6 |
| U100B/146 | 4 | 146 | 255 | 295 | 100 | 50 | 7 |
| U100C/146 | 3 | 146 | 255 | 295 | 100 | 50 | 7 |
| U100B/146 | 4 | 146 | 255 | 320 | 100 | 50 | 7 |
| U120B/146 | 4 | 146 | 255 | 295 | 120 | 60 | 7 |
| U120B/146 | 4 | 146 | 255 | 320 | 120 | 60 | 7 |
| U160B/155 | 4 | 155 | 255 | 305 | 160 | 80 | 10 |
| U160B/155 | 5 | 155 | 300 | 400 | 160 | 80 | 10 |
| U160B/155 | 5 | 155 | 280 | 380 | 160 | 80 | 10 |
| U210B/170 | 4 | 170 | 280 | 335 | 210 | 105 | 10 |
| U210B/170 | 5 | 170 | 280 | 380 | 210 | 105 | 10 |
| U210B/170 | 5 | 170 | 300 | 400 | 210 | 105 | 10 |