Principle and Wiring Guide for the Start-Hold-Stop Circuit https://www.bestcontactor.com/principle-and-wiring-guide-for-the-start-hold-stop-circuit-self-locking-circuit/ The start-hold-stop circuit is the most fundamental self-locking control circuit in industrial #electrical control. Its core function is to trigger #equipment operation via a start #button, cut off operation via a stop button, and enable the equipment to keep running even after the start button is released. It is widely used in