Nikhil Comforts Electrical Supervisor Interview Questions, Process, and Tips

MCCB is used for high current applications while MCB is used for low current applications.

• MCCB stands for Molded Case Circuit Breaker while MCB stands for Miniature Circuit Breaker.

• MCCB is used for high current applications such as in industries, while MCB is used for low current applications such as in homes.

• MCCB has a higher breaking capacity than MCB.

• MCCB is more expensive than MCB.

• Examples of MCCB include Siemens 3...read more

MCCBs are not suitable for domestic DB due to their high cost and low fault current rating.

• MCCBs are designed for high current applications and have a high fault current rating, which is not required in domestic DBs.

• MCCBs are expensive compared to other options like MCBs and RCBOs.

• MCBs and RCBOs are more suitable for domestic DBs as they are cost-effective and have a lower fault current rating.

• MCCBs are commonly used i...read more

I see the layout of the building and plan the conduiting accordingly.

• I look for the location of the electrical room and the main distribution panel.

• I identify the areas where electrical outlets and switches will be needed.

• I plan the conduiting route based on the layout of the building and the electrical requirements.

• I consider any obstacles such as beams or columns that may affect the conduiting.

• I ensure that the condu...read more

The process of fixing modular box in Mivan sheet for wall conduiting in RCC involves several steps.

• First, mark the position of the box on the Mivan sheet.

• Then, drill a hole in the Mivan sheet at the marked position.

• Insert the modular box into the hole and secure it with screws.

• Connect the conduits to the modular box and run them through the RCC wall.

• Finally, seal the gap between the modular box and the Mivan sheet with...read more