Dual Solid State Relay, DC Input AC Output SSR Introduction:
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- This is our dual solid state relay which combines two DC AC solid state relays into 1 solid state relay. The two AC load sections can be operated independently or separately.
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- Dual DC input voltage is 3-32 VDC, dual output voltage is 24-480 VAC. You can save space by combining two SSRs into one SSR.
- Load currents are available in 10 amps, 25 amps and 40 amps. The models are DSSR-10DA, DSSR-25DA and DSSR-40DA.
- The default output voltage zero-crossing trigger, if you need random triggering, please contact our team.
- The four internal optocouplers use Onsemi’s MOC3083, and the isolation voltage exceeds 2500 V, making the solid-state relay safer to use.
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- Lorentzzi® DSSR series SSRs chooses Jiejie Microelectronics thyristors. High load current (50% load current) and high surge voltage resistance (800V).
- The shell is anti-flammable plastic, ensuring it has good insulation performance.
Dual SSR Wiring Diagram:
Specifications:
| Mode | DSSR-10DA, DSSR-25DA, DSSR-40DA |
| Control voltage | 3-32 VDC |
| Control type | Zero cross(default) or random turn on |
| Max control current | 30 mA |
| Switch-on voltage | 2.8 VDC |
| Switch off voltage | 1.5 VDC |
| Load voltage | 24-480 VAC |
| Peak load voltage | 800 V |
| Load current | 10 A, 25 A, 40 A |
| Max off-state leakage current | 2 mA |
| Max on-state voltage drop | 1.5 V |
| Product dimension | 45*59*34 mm |
| Net weight | 100 g |
| Dielectric strength(input to output) | 4000 V |
| Dielectric strength(input to output to base) | 2500 V |
| Operating temperature | -30℃~80℃ |
| Certification | CE |
| Terminals | Screw |
| Remark | When using this SSR, please consider using a suitable heat sink to help cool it, otherwise high temperatures exceeding 80 degrees Celsius will cause permanent damage to this SSR. |










