Consider a three-phase squirrel cage induction motor rated at 450 VAC and 60 Hz. What would happen to the motor if the line frequency dropped from the normally supplied 60 Hz to 55 Hz and the voltage remained normal at 450 VAC.
A
run at a slower speed
B
operate at a lower current
C
vibrate excessively
D
trip off the line
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Question 1 / 205eccefa4bacbc34ba4d4831a
Question 1 of 205eccefa4bacbc34ba4d4831a
Consider a three-phase squirrel cage induction motor rated at 450 VAC and 60 Hz. What would happen to the motor if the line frequency dropped from the normally supplied 60 Hz to 55 Hz and the voltage remained normal at 450 VAC.
Consider a three-phase squirrel cage induction motor rated at 450 VAC and 60 Hz. What would happen to the motor if the line frequency dropped from the normally supplied 60 Hz to 55 Hz and the voltage remained normal at 450 VAC.