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- First Assistant Engineer (Steam-Motor-Gas Turbine Plants (Unlimited)) »
- Q517 - Electrical, Electronic, & Control Engineering
91. A three-phase, induction-type motor experiences an open in one phase. Which of the listed automatic protective devices will prevent the motor from being damaged?
A thermal overload relay protects the motor by interrupting the circuit when excessive current and heating occur due to phase loss, preventing damage from overheating.
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