ABB Maintenance Engineer Interview Questions and Answers

Q1. Why does some noise come from the high tension line.
Ans. 
Noise from high tension lines is caused by electromagnetic interference and corona discharge.
• High tension lines carry high voltage electricity, which can cause electromagnetic interference.

• Electromagnetic interference can generate noise in nearby electronic devices and equipment.

• Corona discharge occurs when the electric field surrounding the high tension line ionizes the air, creating a buzzing or crackling sound.

• Coron...read more
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Q2. What is Transformer?
Ans. 
A transformer is an electrical device that transfers electrical energy from one circuit to another through electromagnetic induction.
• Transformers are used to increase or decrease the voltage of an alternating current (AC) power supply.

• They consist of two coils of wire, known as the primary and secondary coils, which are wrapped around a magnetic core.

• When an AC voltage is applied to the primary coil, it creates a magne...read more
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Q3. Transformer is a static machine.
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Work experience details,gk , social

Q1. How to work ?
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Q2. For whom will we do less
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Q3. How to increase growth of company
Ans. 
Increasing company growth requires strategic planning, innovation, and efficient operations.
• Develop a clear growth strategy with specific goals and milestones

• Invest in research and development to innovate products or services

• Improve operational efficiency to reduce costs and increase productivity

• Expand market reach through targeted marketing and sales efforts

• Build strong relationships with customers and partners to dri
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Q1. How to work ?
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Q2. How to increase growth of company
Ans. 
Increasing company growth involves strategic planning, innovation, market research, and efficient resource management.
• Develop a comprehensive business strategy focusing on market trends and customer needs

• Invest in research and development to innovate products/services and stay ahead of competitors

• Expand market reach through effective marketing and sales strategies

• Optimize operational efficiency by streamlining processe...read more
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Q1. About electronics
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Q2. About switches and gears
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Q1. How is a PIDS connected to a network?
Ans. 
A PIDS is connected to a network through Ethernet or wireless connection.
• PIDS can be connected to a network using Ethernet cables for wired connection.

• Alternatively, PIDS can also connect wirelessly through Wi-Fi or Bluetooth.

• The network connection allows for remote monitoring and control of the PIDS system.

• Proper network configuration and security measures should be implemented to ensure data integrity and system reli
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Q2. How do you connect the CCTV network from SCR to TER?
Ans. 
To connect the CCTV network from SCR to TER, you need to establish a physical connection between the two locations and configure the network settings accordingly.
• Ensure there is a direct physical connection (such as Ethernet cable) between the SCR and TER locations.

• Configure the network settings on both ends to ensure they are on the same network and can communicate with each other.

• Test the connection to ensure the CCT...read more
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