A split-phase induction squirrel-cage motor will not start and come up to speed, even though the rated voltage and frequency are applied. Assuming that the motor hums without rotating, which of the following troubles would MOST likely be suspected?
A
a shorted thermal protector
B
a shorted centrifugal switch
C
a shorted rotor bar
D
an open run or start winding
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Question 1 / 205eccefa4bacbc34ba4d48263
Question 1 of 205eccefa4bacbc34ba4d48263
A split-phase induction squirrel-cage motor will not start and come up to speed, even though the rated voltage and frequency are applied. Assuming that the motor hums without rotating, which of the following troubles would MOST likely be suspected?
A split-phase induction squirrel-cage motor will not start and come up to speed, even though the rated voltage and frequency are applied. Assuming that the motor hums without rotating, which of the following troubles would MOST likely be suspected?