| Aina | N7 III | N7 III | N7 III |
| Mkondo uliokadiriwa (A) | 25 | 40 | 63 |
| Mkondo wa uendeshaji uliokadiriwa kwa uvujaji wa ardhi lΔn(A) | 0.03,0.1,0.3,0.5 | ||
| Imekadiriwa mkondo usiofanya kazi kwa uvujaji wa ardhi lΔn(A) | 0.5 lΔn~lΔn | ||
| Volti Un(V) | 240(220)415(380) | ||
| Nguzo | 2 | 4 | |