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【Daily Question】True or False 11.5 The use of variable frequency speed control for the pump’s motor enables energy savings by reducing voltage

2015-11-05View Original

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【Daily Question】True or False: 11.5 The use of variable frequency speed control for the motor of a pump enables energy savings by reducing voltage. ( ) Answer: False
Reply #22015-11-05
The statement in this question is incorrect; the frequency of the motor is adjusted to reduce torque in order to meet the operational requirements of the device. Compared to operation at the standard frequency, variable-frequency constant-power output helps to reduce losses and thus achieve energy savings.
Reply #32015-11-05
Error, –——————– –——————– –——————– –——————–
Reply #42015-11-05
11.5 The motor of the pump uses variable frequency speed control to save energy by reducing voltage (False)
Reply #52015-11-05
The motor of the pump uses variable frequency speed control to save energy by reducing voltage (False)
Reply #62015-11-05
Error------------------
Reply #72015-11-05
The motor of the pump uses variable frequency speed control to save energy by reducing voltage (False)
Reply #82015-11-05
The motor of the pump uses variable frequency speed control to save energy by reducing voltage (X)
Reply #92015-11-05
The motor of the pump uses variable frequency speed control to save energy by reducing voltage ( ) False
Reply #102015-11-05
The motor of the pump uses variable frequency speed control to save energy by reducing voltage ( ) False
Reply #112015-11-05
【Daily Question】True or False: 11.5 The use of variable frequency speed control for the motor of a pump enables energy savings by reducing voltage (True)

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