| Frame current, Inm (A) | 30AF | |
| Mofuta | NT51-32 | |
| Pole & element | 2P1E | |
| E lekantsoe matla a insulating, Uimp (kV) | 2.5 | |
| E lekantsoe hajoale, Ka (A) | 10,15,20,30 | |
| Rated working Voltage, Ue (V) | AC230/110 | |
| Ho robeha ha matla, Ic (A) | 1500 | |
| Litšobotsi tsa overload | 1.13 Ka nako (nako e batang) e sa sebetseng | +30℃,≥1h |
| 1.45 Ka nako ea ho sebetsa | +30 ℃,<1h | |
| 2.55 Ka nako ea ho sebetsa | 1s | |