Engine 2014: Electricity

1. A The input switch is a momentary contact start button, output "A" is the motor contactor coil, and output "B" is a motor run status lamp for the running condition.
2. B The input switch is a momentary contact start button, output "A" is the motor contactor coil, and output "B" is a motor run status lamp for the stopped condition.
3. C The input switch is a maintained contact on- off selector switch, output "A" is the motor contactor coil, and output "B" is a motor run status lamp for the running condition.
4. D The input switch is a maintained contact on- off selector switch, output "A" is the motor contactor coil, and output "B" is a motor run status lamp for the stopped condition.

Tip: press A-D to answer