When the 3-wire control of a single 3-phase AC motor is modified for a jog function with the addition of a stacked NO / NC momentary PB switch, the NC contacts on the Jog PB switch must be wired in __________ with the NO auxiliary seal-in contacts on the motor-starter.
The NO contacts of the Jog PB switch must be wired in __________ with the NO contacts on the Start PB switch.
A) parallel; series
B) parallel; parallel
C) series; series
D) series; parallel
Show Answer
Answer:D
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