What is the use of star delta connection in electrical ?

Question

Accepted Answer

Star delta connection is used to start high power motors with reduced starting current and torque.

Reduces starting current and torque
Used for high power motors
Improves motor efficiency
Reduces voltage drop during starting
Reduces stress on motor windings
Example: Starting a large induction motor in an industrial setting

Accepted Answer

Star Connection is used in both transmission and distribution networks (with either single phase supply or three – phase. Delta Connection is generally used in distribution networks. Since insulation required is less, Star Connection can be used for long distances.

Accepted Answer

This type of connection is used, where the primary side requires neutral terminal so that it can be grounded.

The star-delta connection is mainly used in step-down transformers, which are located at the substation end of the transmission line.

What is the use of star delta connection in electrical ?

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