Star Delta Control Circuit Diagram Pdf. For other short circuit protection devices please consult our co ordination tables control circuit control voltage code designed for separate control supply. This is one of circuit diagram design for star delta it have variant design of star delta diagram depend on designer style for motor control the important thing is it can operated with correct sequence and operation to avoid motor from serious damage or burn out.
One is power circuit and another one is control circuit. For other short circuit protection devices please consult our co ordination tables control circuit control voltage code designed for separate control supply. A dual starter connects the motor terminals directly to the power supply hence the motor is subjected to the full voltage of the power supply consequently high starting current flows through the motor.
One is power circuit and another one is control circuit.
Control circuit fuse typical circuit diagram of star delta starter main circuit control circuit for push button control momentary command s0 off push button s1 on push button k1 line contactor k2 star contactor k3 delta contactor k4 star delta timer 7pu60 20 f2 overload relay f1 backup fuse. At a starting time after pressing the start push button single phase supply activates the timer timer contact 17 18 closed and nc contact 17 28 get open. A 8 pin timer are used. One is power circuit and another one is control circuit.
