On a bi-directional __________ switch, both sets of contacts are NO when the plug switch is at-rest.
Both sets of contacts are in their at-rest configuration when the motor rotor shaft is standing still.
The switches are activated by centrifugal force of the turning rotor working against a spring that holds the contacts in their at-rest configuration.
Only one set of NO contacts will close when the rotor shaft is turning in the clockwise rotation.
Only the other set of NO contacts will close when the rotor shaft is turning in the counter-clockwise rotation.
A) none of the answers
B) anti-plugging
C) plugging
Show Answer
Answer:C
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