Engine_2014 : Electricity - 1106/2299
|
|---|
| « Previous Question |
| In the illustrated motor controller, the motor fails to start. A voltmeter reading between 1 and 5 reads line voltage, while the voltmeter reading between 2 and 5 reads 0 VAC. What is most likely the problem? |
| A) an open main contactor "M" coil |
| B) an open stop switch contact (when not pushed in) |
| C) an open start switch contact (when pushed in) |
| D) an overload "OL" relay contact |
loading answer...
Illustration EL-0007
| Comments |
|---|
| There are no comments for this question. |