WebJul 30, 2016 · Unintentional phase control of the main triac may happen if the current limiting resistor R is too high in value. The function of this resistor is to limit the current through the triac driver in case the main triac is forced into the non-conductive state close to the peak of the line voltage and the energy stored in a "snubber" capacitor is discharged … WebMar 8, 2024 · Switching a Triac through a Reed Relay: For switching a triac by a moving object, a magnetic based triggering could be incorporated.A reed switch and a magnet can be used for such applications, as shown below:. In this application the magnet is attached to the moving object. Whenever the moving system gets past the reed relay, it triggers the …
How is the gate trigger resistor value calculated for a triac
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