I this video ill show how to wire a PHASE MONITOR OR PHASE FAILURE...
What is a phase monitor?
Phase Monitors are used to protecting three-phase loads from damage due to phase reversals or phase absence.
Contacts may be used to disconnect the load or to operate alarm circuits or both. he devices provide protection against phase loss, phase reversal, and phase unbalance due to blown fuses, broken wires or worn contacts.
watch here more videos
relays https://youtu.be/-pj298MVpAs
float switch https://youtu.be/L-pIQlVpdF
automatic changeover switch https://youtu.be/VDdbijxTGfA
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