| Microprocessor | Import processing chip SSOP-32 |
| Over-voltage protecting range | 230V-300V OFF |
| Under-voltage protecting range | 140V-210V OFF |
| Delayed recovery time range | 1-300s |
| Operating voltage | AC 220V |
| Contact rating | 63A |
| Dimension | 81*36*60mm |
| Connection | Upper input &under output |
| Shell’s material | flame retardant nylon PA66 |
| Rated current (A) | 32 40 50 63 |
| Section area of conductor (mm²) | 6 10 10 10 |
