Engine : Electricity - 1213/1386 |
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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? EL-0007 |
A) an open stop switch contact (when not pushed in) |
B) an open main contactor "M" coil |
C) an overload "OL" relay contact |
D) an open start switch contact (when pushed in) |
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Illustration EL-0007Comments |
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