Schneider Electric Electrical Testing Engineer Interview Questions and Answers

Q1. Tell me about basics of plc??
Ans. 
PLC stands for Programmable Logic Controller, used in industrial automation to control machinery and processes.
• PLC is a digital computer used for automation of electromechanical processes.

• It uses a programmable memory to store instructions and specific functions.

• PLCs are commonly used in manufacturing plants, assembly lines, and robotic devices.

• They can be programmed using ladder logic, function block diagrams, or stru...read more
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Q2. Tell something about industrial automation??
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Industrial automation involves the use of control systems such as robots and computers to handle different processes and machinery in an industrial setting.
• Industrial automation helps improve efficiency and productivity by reducing human intervention in repetitive tasks.

• It involves the use of sensors, actuators, and controllers to monitor and control various processes.

• Examples of industrial automation include automated...read more
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Q1. Introduction your self
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I am an experienced Electrical Engineer with expertise in designing and implementing electrical systems.
• I have a Bachelor's degree in Electrical Engineering from XYZ University.

• I have worked for 5 years at ABC Company, where I designed and implemented electrical systems for commercial buildings.

• I am proficient in using CAD software for creating electrical schematics and layouts.

• I have experience in troubleshooting and ...read more
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Q2. Technical answer
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Q3. What is oms law What resistance unit
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Ohm's Law is a fundamental principle in electrical engineering that relates the current flowing through a conductor to the voltage across it and the resistance of the conductor.
• Ohm's Law states that the current (I) flowing through a conductor is directly proportional to the voltage (V) across it and inversely proportional to the resistance (R) of the conductor.

• The formula for Ohm's Law is: V = I * R, where V is the vol...read more
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Q4. What's current unit
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The current unit is the ampere (A), which measures the flow of electric charge.
• The ampere is named after the French physicist André-Marie Ampère.

• Current is the rate at which electric charge flows through a conductor.

• Other common units for current include milliamperes (mA) and microamperes (μA).
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Q5. Write the voltage unit
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The voltage unit is measured in volts (V).
• The voltage unit is denoted by the symbol V.

• Voltage is the potential difference between two points in an electrical circuit.

• Common examples of voltage units include millivolts (mV), kilovolts (kV), and megavolts (MV).
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Q1. How many years experience in electrical technician in India
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Q2. Dubai UAE all futain
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Q3. Johnson controls Chennai oragadam
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Q4. Melcon private limited Chennai
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How to make new project in R&D

Q1. Transformer testing, motor speed control, vfd, plc ,scada, power electronics basic
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Q1. Cable tray light transformer
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Q1. Introduction in the technical My self Suneel meena for electrical engineering rtu kota 67.28 % My b.tech electrical engineering my b.tech complete in 2021 and i have work in 132 kv sub station bhar...read more
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Q2. Tell me about my self
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Q3. Introduction in my self
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Q1. About past experience and electrical design related questions
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Q1. Interviewed with US team, asked general managerial and few technical questions
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Q1. Introduction and background
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Q1. Safety relay working principal
Ans. 
Safety relay is an electromechanical device that monitors the safety functions of a machine and stops it if a safety issue is detected.
• Safety relays are used to monitor safety functions such as emergency stops, guard doors, light curtains, etc.

• They work by using input signals from safety devices to determine if the machine is in a safe state.

• If a safety issue is detected, the safety relay will open its contacts and sto...read more
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Q2. Star delta starte
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