Q. How many leads should be taken out from a 3 phase squirrel cage induction motor to connect it with a star-delta starter?

A
3 leads and neutral
B
3 leads only
C
6 leads and neutral
D
6 leads only
Solution:

For the star-delta starter connection 6 terminals are required. They have to be rearranged between them to get star or delta connection as shown in the diagram below. Neutral wire is not necessary for the connection.

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