Explain power and control wiring of star delta starter.

Question

Accepted Answer

Power and control wiring of star delta starter involves connecting the motor to the power supply and control circuit using a specific wiring diagram.

Power wiring involves connecting the three-phase power supply to the motor through the main contactor.
Control wiring involves connecting the control circuit to the motor through the timer and the star-delta contactor.
During starting, the motor is connected in star configuration to reduce the starting current and then switched to delta configuration for normal operation.
The wiring diagram for a star delta starter typically includes a main contactor, a star-delta contactor, a timer, and overload relays.
Proper wiring is essential for safe and efficient operation of the motor and starter.

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