Question

what is star delta connection. explain briefly​

Answer 1

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Star and Delta Connections are the two types of connections in a 3 – phase circuits. A Star Connection is a 4 – wire system and a Delta Connection is a 3 – wire system. Hence, most of the power generated and distributed is actually a 3 – phase power (but majority of households will receive a single phase supply).

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Answer 2

Answer:

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Explanation:

A star delta starter is the most commonly used method for the starting of a 3 phase induction motor. In star delta starting an induction motor is connected in through a star connection throughout the starting period. ... We use it to reduce the starting current of the motor without using any external device or apparatus.