Capleo Global Electrical Engineer Interview Questions, Process, and Tips

Q1. What is the appreviation of Vfd
Ans. 
VFD stands for Variable Frequency Drive.
• VFD is an electronic device that controls the speed of an AC motor by varying the frequency of the electrical power supplied to the motor.

• It is commonly used in industrial and commercial applications to save energy and improve process control.

• VFDs can also improve motor performance and extend the life of the motor.

• Examples of VFD applications include HVAC systems, pumps, fans, an
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Q2. What is the incoming voltage high tension supply
Ans. 
Incoming voltage high tension supply refers to the voltage level of the electrical power supply.
• The incoming voltage high tension supply is typically between 11 kV and 33 kV for industrial and commercial applications.

• It is important to ensure that electrical equipment is rated for the incoming voltage high tension supply to prevent damage or safety hazards.

• Transformers are often used to step down the incoming voltage h...read more
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Q3. What is the transformer step down volage in high tension section.
Ans. 
The transformer step down voltage in high tension section depends on the specific system and requirements.
• The step down voltage is determined by the transformer's turns ratio

• High tension sections typically operate at voltages above 100 kV

• Step down transformers are used to reduce voltage for distribution to lower voltage systems
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Q4. What is the synchronising of the generator
Ans. 
Synchronising of a generator is the process of matching its speed and voltage with the grid before connecting it.
• Synchronising is necessary to avoid damage to the generator and the grid.

• It involves adjusting the speed and voltage of the generator to match that of the grid.

• Synchronising can be done manually or automatically using synchronising relays.

• Once synchronised, the generator can be connected to the grid and star...read more
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Q5. What is the appreciation of the AHU in chiller
Ans. 
AHU in chiller is appreciated for its ability to regulate temperature and humidity levels.
• AHU stands for Air Handling Unit

• AHU in chiller helps in maintaining the desired temperature and humidity levels in the building

• It also helps in improving indoor air quality by filtering out pollutants and allergens

• AHU can be customized to meet specific requirements of the building

• Proper maintenance of AHU is crucial for its effici
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Maintain the powerfactor 0.8 cos¤ in leading load. Lagging load is power loss.So maintain powerfactor unity or leading.