| Nb ntawm tus ncej | 2 | 4 |
| Kev ua haujlwm voltage (Ue) | 230V | 400V |
| Tam sim no kub Ith (40ºC) | 63A | 63A |
| Kev ua haujlwm zaus | 50/60Hz | 50/60Hz |
| Rated rwb thaiv tsev voltage (Ui) | 500V | 500V |
| Rated impulse withstand voltage Uimp | 4kV | 4kV |
| Kub ua haujlwm | -20ºC+50ºC | -20ºC+50ºC |
| Qhov kub cia khoom | -40ºC+80ºC | -40ºC+80ºC |