In response to electric motor overload, the overload protection device either opens the switching contacts directly, which would be a ____________ motor starter, or indirectly through a set of overload-relay contacts, which interrupt the control power applied to the solenoid coil of a power contactor within an ______________________ motor starter.
A) manual; magnetical
B) none of the answers
C) digital; electromechanical
D) manual; electromechanical
Show Answer
Answer:D
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