| Model | DHSPD4 | |
| Standard | IEC EN50539-11; GB18802.11 | |
| Protection Grade | T2, Class II | |
| Max Continuous Working Voltage Uc | AC275V/AC385V | |
| Nominal Discharge Current In 8/20μs | 20KA | |
| Max Discharge Current In 8/20μs | 40KA | |
| Voltage Protection Level Up | 2KV | |
| Number of Poles | L, N | L1, L2, L3, N |
| Response Time Ta | ≤25ns | |
| Connecting Cable | 1.5mm²/9-7AWG | |
| Method of Installation | 35mm DIN Rail | |
| Operating Temperature Range | -40°C ~ +80°C | |
| Housing Color Module/Base | White | |
| Protection Class | IP20 | |
| Terminal Connection Type | Phillips Screws | |
| Certificate | CE | |
| Working Status Indicator Window | Green (working well), Red (malfunction, product or module must be replaced) | |


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