Electrician Red Seal · Question
What is the primary reason for using a motor starter with reduced voltage starting?
Reduced voltage starting is primarily used to limit the high inrush current that occurs when a motor starts directly across the line, which can cause voltage sa
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Question: What is the primary reason for using a motor starter with reduced voltage starting?
Answer options:
- To increase the motor's starting torque. ✅ To reduce the motor's starting current and mechanical stress on the driven equipment.
- To improve the motor's power factor during startup.
- To eliminate the need for overcurrent protection.
Correct answer: To reduce the motor's starting current and mechanical stress on the driven equipment.
Explanation: Reduced voltage starting is primarily used to limit the high inrush current that occurs when a motor starts directly across the line, which can cause voltage sags, and to reduce mechanical shock on the motor and connected load.
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