This soft starter dimmer was found in a 1980s documentation. We can implement it with current components. The tripping transformer has a 1: 1 turns ratio. The triac shall be fitted with a heat sink.
This soft starter dimmer was found in a 1980s documentation. We can implement it with current components. The tripping transformer has a 1: 1 turns ratio. The triac shall be fitted with a heat sink.