1. V

    Hi everyone, I'm working on a DC-to-DC Solid-State Relay (SSR) project and need some suggestions based on the following design goals

    Input control voltage: 3V to 30V DC Output load voltage: 3V to 30V DC Load current: Up to 3A (inductive load like solenoid or small motor) No separate power supply for the control/driver circuit (self-powered from input side) Should be use 4 screw terminal only, 2 for input & 2 for output...
  2. B

    120V Smart Dimmer to control zero cross SSR

    Hello, I am building a control panel for a set of infrared heaters and would like to use some smart dimmers that use leading edge dimming with 120v (https://inovelli.com/collections/inovelli-white-series/products/thread-matter-white-series-smart-2-1-on-off-dimmer-switch). Because these cannot...
  3. T

    Searching for working schematic of relay

    Hi every one. I'm searching for the schematic of the relay РВЭ3А-Т ЯЛ4.544.001-47. I found it on google and I don't understand what it is (A, B, 5, 6, 7 lead). Can you explain how does it work. Thank you very much.
  4. T

    SSRs on 240V

    I want to upgrade my kiln to digital control. Looking at using a PID to control relay to cycle kiln on/off based on temperatures in the kiln. Would I interrupt both hots, each with its own SSR? Inputs to the SSR wired parallel from the PID? Please see attached, each hot goes to its own...
  5. D

    Solid State Relay Design For 24VAC

    Hi All I am new to the forum. I am working on a project, where i need to control 24VAC solenoids using my microcontroller. Previously i have used standard bulkier relays, but i now need some thing much smaller in design, therefore aim to use the AQH2213AX SSR. Can anyone advice, if the design...
  6. JesusLopez

    PID Controlled Peltier Heating and Cooling

    My goal is to rewire a Peltier AC unit by removing the on-board PSU and Analog temperature controller. I would like to convert the AC unit to Cool and Heat by reversing the Peltier modules polarity. Then control both heating and cooling functions with a PID. Then running it all with an external...
  7. B

    DC SSR half cycle

    Hi everyone, short version: I've been struggling to find an optocoupler for my application. I think this one could work: Crydom DR06D03 but the datasheet lists the turn-on and turn-off times as "1/2 Cycle" and I don't get what it means since it's all DC on both input and output side. Crydom's...
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