Star Delta Starter Control Circuit Diagram Star Delta Connection. The main circuit breaker c b q1 serves as the main power supply switch that supplies electricity to the power circuit. Power and control circuit star delta starter control circuit diagram star delta control circuit s.
In this tutorial we will show the star delta y δ 3 phase induction ac motor starting method by automatic star delta starter with timer with schematic power control and wiring diagram as well as how star delta starter works and their applications with advantages and disadvantages. Star delta starter control circuit wiring diagram consist timer push button for start and stop. Power and control circuit star delta starter control circuit diagram star delta control circuit s.
Fuses f1 f2 and f3 protects the motor against overload.
R y b red yellow blue 3 phase lines c b general circuit breakermain mai supplyy starδ deltac1 c2 c3 contatcors power diagram o l over load relayno normally opennc normally closed k1 contactor contactor coil k1 no contactor holding coil normally open k1 k2 k3 contators for control diagram. The main circuit breaker c b q1 serves as the main power supply switch that supplies electricity to the power circuit. Star delta starter wiring diagram. The main circuit breaker q1 connect or disconnect the main three phase supply l1 l2 and l3 to the motor terminal t1 t2 and t3.
