Apco Infratech Project Manager Electrical Interview Questions and Answers

Q1. What is electricity
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Technical questions

Q1. Technical questions
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Q2. Felld related questions
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Q1. Testing and commissioning related
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Q2. Work place Safety
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Q1. Circuit breakers & Switchgears
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Q2. What's the Loto system
Ans. 
The Loto system stands for Lockout/Tagout, a safety procedure used to ensure that dangerous machines are properly shut off and not started up again during maintenance or servicing.
• Loto system involves locking the energy-isolating devices with individual lockout devices to prevent the machine from being turned on

• Tagout involves placing a tag on the locked device to indicate that it should not be operated

• Employees workin...read more
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Q1. How much salary expectations
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Q1. What is SFRA test on power transformer?
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SFRA test is a diagnostic test performed on power transformers to assess their mechanical and electrical integrity.
• SFRA stands for Sweep Frequency Response Analysis.

• It is a non-intrusive test that measures the frequency response of a transformer to a swept sinusoidal input signal.

• The test helps in identifying mechanical and electrical faults in the transformer windings.

• SFRA test results can be compared with baseline me...read more
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Q1. I was interviewed for Transmission & Distribution Profile Q1 - Please walk us through your CV and your roles in the various projects ? Q2 - Tell us about design calculations of EHV Cables. How you come up ...read more
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Q2. Q15 - Concepts of HVDC & Offshore Connections
Ans. 
HVDC is a technology used to transmit high voltage DC power over long distances. Offshore connections refer to power transmission from offshore wind farms.
• HVDC is more efficient than AC transmission over long distances

• Offshore connections require specialized equipment and installation techniques

• HVDC is used for offshore connections to transmit power from offshore wind farms to the mainland

• Examples of HVDC projects incl...read more
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Q1. What is process for a project (from scratch to commission)
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The process for a project involves planning, design, implementation, testing, and commissioning.
• Define project scope and objectives

• Create a project plan with timelines and milestones

• Design the system or product

• Procure necessary materials and equipment

• Implement the design and build the system or product

• Test the system or product to ensure it meets requirements

• Commission the system or product for use

• Provide ongoing suppo...read more
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Q2. Electrical calculations
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Q1. Case studies and different scenarios
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Q1. All about your experience and expectations
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Q1. About Transformer working principle
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Q2. Cable laying circuit breakers vcb
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Online interview and shared my experience.