| Modeļa Nr. | Nominālais spriegums (kV) | Nominālā strāva (A) | 4 s nominālā īslaicīgā izturības strāva (rms) (kA) | Nominālā maksimālā izturības strāva (kA) |
| GN19-12/S400-12.5 | 12 | 400 | 12,5 | 31,5 |
| GN19-12/S630-20 | 12 | 630 | 20 | 50 |
| GN19-12S1000-31.5 | 12 | 1000 | 31,5 | 80 |
| GN19-12/S1250-31.5 | 12 | 1250 | 31,5 | 80 |
| GN19-12C/S400-12.5 | 12 | 400 | 12,5 | 31,5 |
| GN19-12C/S630-20 | 12 | 630 | 20 | 50 |
| GN19-12C/S1000-31.5 | 12 | 1000 | 31,5 | 80 |
| GN19-12C/S1250-31.5 | 12 | 1250 | 31,5 | 80 |
| Modeļa Nr. | A | B | C |
| GN19-12/400 | 490 | 436 | 4–14 × 24 |
| GN19-12/630 | 490 | 436 | 4–14 × 24 |
| GN19-12/1000/1250 | 510 | 530 | 4–18 × 28 |
| GN19-12C/400 | 460 | 625 | 4–14 × 24 |
| GN19-12C/630 | 460 | 625 | 4–14 × 24 |
| GN19-12C/1000/1250 | 505 | 745 | 4–18 × 28 |