Multiple Choice
When a compelling relay is used,____________ .
A) the final speed is determined by the button pressed
B) the motor must be started at low speed before a higher speed can be selected
C) the motor is started at low speed and is then accelerated automatically
D) definite time intervals must elapse between each speed change
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Compelling relays ensure that the motor starts
Q2: With a compelling relay, the motor is
Q3: In a standard starter, before change is
Q4: Multispeed starters are provided with mechanical and
Q5: With an accelerating relay, the motor can
Q6: Four-speed, consequent pole, squirrel cage motors have
Q8: A decelerating relay is similar in action
Q9: Mechanical and electrical interlocking avoid the possibility
Q10: When the starter is equipped with an