S-LB-3105 Signal Surge Protector (3-wire, 5 V)
3-wire signal surge protector, for 5 V signal circuits, 7 mm ultra-slim integrated design, 35 mm DIN rail mounting, continuous operation (auto-reset).
- Original Factory Genuine, Tenfold Compensation for Counterfeits
- Full Machine Warranty, Lifetime Maintenance
- In Stock, Shipped on the Same Day
The S-LB-3105 surge protector provides line-to-line low residual voltage protection for LPZ0B to LPZ2 zones and subsequent boundary interfaces. Suitable for 3-wire RTDs and similar products.
| Parameter Name | Technical Specifications |
|---|---|
| Basic Parameters | |
| Nominal voltage Un | 5 V |
| Max. continuous DC operating voltage Uc | 6 V |
| Nominal current (45°C) IL | 600mA |
| wire system | 3-wire |
| Discharge parameters | |
| Total impulse discharge current D1 (10/350μs) | 2kA |
| Total impulse discharge current per line Iimp (D1, 10/350μs) | 1kA |
| Total nominal discharge current Itotal (C2, 8/20μs) | 10kA |
| Nominal discharge current per line In (C2, 8/20μs) | 5kA |
| Maximum discharge current per line Imax (C2, 8/20μs) | 10kA |
| Protection level and response | |
| Line-to-line voltage protection level Up (C2, 8/20μs) | 25V |
| Line-to-earth voltage protection level Up (C2, 8/20μs) | 600V |
| Line-to-line voltage protection level Up (C3, 1kV/μs) | 10V |
| Line-to-earth voltage protection level Up (C3, 1kV/μs) | 600V |
| Line-to-line response time tA | 1 ns |
| Line-to-earth response time tA | 100 ns |
| Other parameters | |
| Series resistance R | 1.8Ω |
| Line-to-line cut-off frequency fG | 1.0 MHz |
| Degree of protection | IP20 |
| Flammability rating (UL94) | V0 |
| Installation Method | 35 mm DIN rail mounting |
| Earthing | Terminal grounding supported (optional) |
- 3-wire, for 5V signal circuits
- Continuous operation (auto-reset)
- 7 mm integrated ultra-slim design, 35 mm DIN rail mounting
- Terminal grounding supported (optional)
- Line-to-line low residual voltage protection, for LPZ0B–LPZ2 boundary interfaces
Surge protection for field instrument signal circuits
Suitable for 3-wire RTDs and similar products
Need selection advice or bulk quotation?
Send us the working condition parameters (signal type, medium, range, pressure, temperature, connection method), and our engineers will provide a selection scheme and quotation within 1 working day.
- Phone consultation +86-21-66020232
- Email inquiry web@qishan-sh.com
