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Electrical Level 3 Module 6 Questions and Answers | Latest Version | 2024/2025 | Correct & Verified $10.13
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Electrical Level 3 Module 6 Questions and Answers | Latest Version | 2024/2025 | Correct & Verified
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Electrical Level 3 Module 6 Questions and Answers | Latest Version | 2024/2025 | Correct & Verified What is a common reason for motor failure? Motor failure can often be caused by overheating, which may result from poor ventilation, overloading, or faulty wiring. Why do you need to p...

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  • December 27, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • electrical level 3 module 6 questions and answers

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  • Electrical Level 3 Module 6
  • Electrical Level 3 Module 6

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Electrical Level 3 Module 6 Questions
and Answers | Latest Version | 2024/2025
| Correct & Verified
What is a common reason for motor failure?


✔✔ Motor failure can often be caused by overheating, which may result from poor ventilation,

overloading, or faulty wiring.




Why do you need to properly size a wire for a specific circuit?


✔✔ Properly sizing the wire ensures it can safely handle the current without overheating or

causing a fire hazard.




What is the function of a contactor in a motor control circuit?


✔✔ A contactor is used to control the flow of electrical current to a motor by opening and

closing the circuit.




What is the significance of properly grounding a generator?


✔✔ Grounding a generator ensures safety by providing a path for fault currents, helping prevent

electric shock and fire hazards.




1

, What type of wire should be used for underground installations?


✔✔ For underground installations, you should use wire types rated for direct burial, such as UF

(underground feeder) or THWN.




What is the purpose of a motor overload relay?


✔✔ A motor overload relay protects the motor from damage due to prolonged overcurrent

conditions by disconnecting the power if it exceeds safe limits.




How do you select the correct size of a fuse for a circuit?


✔✔ The fuse size is selected based on the current rating of the circuit and the wire size to ensure

protection against overcurrent without unnecessary interruptions.




What is the difference between a star connection and a delta connection in three-phase systems?


✔✔ A star connection has one common point where all three phases meet, while a delta

connection forms a closed loop without a neutral point.




Why is it important to install proper ventilation around electrical panels?


✔✔ Proper ventilation prevents overheating of electrical components, ensuring efficient

operation and preventing fire hazards.

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