【Daily Question】Question from Issue 20151211
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Participation reward: 2 Wealth. Reward for correct answer: 9 wealth. For a three-phase asynchronous motor connected in delta configuration, if it is connected in star configuration at the rated load torque, its copper loss and temperature rise will ( ). A. Unchanged B. Increases C. Decreases D. Cannot be determined 【Production and Management Division】Seeking moderators and technical discussants to join
For a three-phase asynchronous motor connected in delta configuration, if it is connected in star configuration at the rated load torque, its copper loss and temperature rise will ( ). A. Unchanged
For a three-phase asynchronous motor connected in delta configuration, if it is connected in star configuration at the rated load torque, its copper loss and temperature rise will increase.
For a three-phase asynchronous motor connected in delta configuration, if it is connected in star configuration at the rated load torque, its copper loss and temperature rise will (B).
For a three-phase asynchronous motor connected in delta configuration, if it is connected in star configuration at the rated load torque, its copper loss and temperature rise will (B). A. Unchanged B. Increases C. Decreases D. Cannot be determined
B. Increase: For a three-phase asynchronous motor connected in a Δ configuration, if it is connected in a Y configuration under rated load torque, its copper loss and temperature rise will increase by B.
For a three-phase asynchronous motor connected in delta configuration, if it is connected in star configuration at the rated load torque, its copper loss and temperature rise will (B). A. Unchanged B. Increases C. Decreases D. Cannot be determined