Technical Parameters
| Rated mov voltage | AC 220 V |
| Kev ua haujlwm voltage ntau | AC140V-300V |
| Rated zaus | 50/60Hz |
| Hysteresis | Tshaj voltage thiab asymmetry: 5V Nyob rau voltage: 3V |
| Asymmetry mus txawv tebchaws qeeb | 10s ib |
| Voltage ntsuas qhov tseeb | ≤1% (tshaj tag nrho ntau yam) |
| Rated rwb thaiv tsev voltage | 450v ua |
| Tso zis tiv tauj | 1 NO |
| Hluav taws xob lub neej | 10 ⁵ |
| Neeg kho tshuab lub neej | 10 ⁵ |
| Kev tiv thaiv qib | IP20 |
| Pollution degree | 3 |
| Qhov siab | ≤2000m |
| Ua haujlwm kub | -5 ℃ -40 ℃ |
| Cov av noo | ≤50% ntawm 40 ℃ (tsis condensation) |
| Cia kub | -25 ℃ -55 ℃ |