DC SPD
DC Surge Protective Device
Main Features
Industry: PV Solar, Data Center, Railway, Seafaring and New energy etc.
Function: Lighting and Surge Protection
Rated Voltage: up to 1200Vdc
Type: T1+T2, T2
Standard: IEC 61643-31
Low-voltage surge protective devices-Part 31: Requirements and tests methods for SPDs for photovoltaic applications
Wiring & Dimension
Main Ratings
| Type | T1&T2 | T2 |
|---|---|---|
| Max PV Voltage (DC+ → DC-)( Ucpv) | ≤1500V | ≤1500V |
| Max PV Voltage (DC+/DC-→PE)(Ucpv) | ≤7250V | |
| Short-circuit Current Rating (Iscpv) | 10 kA | 10 kA |
| Total Discharge Current (8/20μs) (DC+/DC-→PE) (Itotal) | 30kA | Column 3 Value 4 |
| Total Discharge Current (10/350μs) (DC+/DC-→PE)( Itotal) | 12.5kA | |
| Max. Discharge Current (DC+/DC-→PE) (Imax) | 40kA | |
| Nominal Discharge Current (8/20μs) (In) | 15kA | 20kA |
| Lightning Impulse Current (10/350μs) (DC+/DC-→PE)(Itotal) | 6.25kA | |
| Voltage Protection Level (DC+/DC-→PE) (Up) | 2.5kV | |
| Voltage Protection Level (DC+→/DC-) (Up) | 4.75kV | |
| Voltage Protection Level Up | 6kV | |
| Response Time (Ta) | ≤25ns | ≤25ns |
| Operating Temperature | -40℃~ 85℃ | -40℃~ 85℃ |
| Operating State/Fault Indication | Green/Red | Green/Red |
| Degree of Protection | IP20 | IP20 |
| Mounting | 35mm DIN Rail | 35mm DIN Rail |