First check the outpit of the | Projects › Projects › SOURCE CODE for THREE PHASE 440 VOLTS PHASE DETECTOR/FAILURE › First check the outpit of the August 14, 2015 at 5:56 am #13169 Prabakaran P MParticipant First check the outpit of the voltage divider in each phase about voltage and if it is possible check with CRO. If your project is only to detect the phase then add diode inthe output of voltage divider which will act as a half rectifier.
