These devices (class II) provide overvoltage protection for the dc part in PV installations. When used in PV-installations, they are installed in the generator connection box and on the DC side of the AC converter.
- SPD type 2 for DC power supplies
- Mounting on 35 mm DIN rail (EN 60715)
- Degree of protection according to IEC EN 60529: IP 20
- Inflammability class according to UL 94 V0
- EAC certification
| IEC category | Type 2 /class II |
| PV voltageUocSTC | 1000 V= |
| Max. continuous operating voltage DCUc | 1000 V= |
| Protection level at In (8/20 µs)Up | ≤ 4,2 kV |
| Protection level at 5 kAUp | ≤ 3,5 kV |
| Response timetA | < 25 ns |
| Nominal discharge current (8/20 µs)In | 20 kA |
| Max. impulse discharge current (8/20 µs) line to PEImax | 40 kA |
| Max. allowed fuse or back-up fuse | 125 A gG |
| Operating temperature rangeTU | -40 - +80 °C |
Additional Information
| Min. conductor cross section at terminals | 10 mm² solid/flexible |
| Max. conductor cross section (L1, L2, PE) | 50 mehrdr./35 feindr. mm² |
| Enclosure material / colour | polycarbonate (halogen-free) UL 94-V0 / yellow |
| Casting compound | Polyurethane |
| Max. connection torque for terminals | 4,0 Nm |
| Degree of protection (IEC EN 60529) | IP 20 |
| Mounting on | 35 mm DIN rail (EN 60715) |
