Hitachi Energy Site Supervisor Interview Questions and Answers

Q1. How much do you have experience
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Q2. Why we will hire you
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Q1. What is Transformer?
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A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
• Transformers are used to increase or decrease the voltage in electrical circuits.

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

• Examples of transformers include power transformers used in electrical substations and distribution transfor...read more
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Q2. Transformer is a static device that transfer voltage one circuit to another circuit with no frequency change and but they are increase or decrease the voltage as per as requirement.
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Q1. Smart meter and static meter or transformer
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Q2. Shutdown process
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Generally, a case study can highlight nearly any individual, group, organization, event, belief system, or action. A case study does not necessarily have to be one observation, but may include many observations one or multiple individuals and entities across multiple time periods, all within the same case study.

Q1. What are the 3 safety words?
Ans. 
The 3 safety words are: prevent, protect, and respond.
• Prevent: Taking proactive measures to avoid accidents or hazards.

• Protect: Ensuring the safety and well-being of individuals and property.

• Respond: Reacting promptly and effectively in case of emergencies or incidents.
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Q2. What is OSHA and ISO?
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OSHA stands for Occupational Safety and Health Administration, while ISO stands for International Organization for Standardization.
• OSHA is a government agency in the United States that sets and enforces workplace safety and health regulations.

• It ensures that employers provide a safe and healthy working environment for their employees.

• OSHA conducts inspections, issues citations and penalties for non-compliance, and prov...read more
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Q3. Which ISO is safety?
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ISO 45001 is the safety standard.
• ISO 45001 is the international standard for occupational health and safety management systems.

• It provides a framework to improve employee safety, reduce workplace risks, and create better and safer working conditions.

• ISO 45001 is designed to be integrated with other management systems such as ISO 9001 and ISO 14001.

• It replaces the previous standard OHSAS 18001.
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Q1. What Is HR’s Role in Safety?
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HR plays a crucial role in safety by developing policies, training employees, and ensuring compliance with regulations.
• HR develops safety policies and procedures to create a safe work environment.

• HR conducts safety training programs to educate employees on best practices and emergency procedures.

• HR ensures compliance with safety regulations and conducts audits to identify and address potential hazards.

• HR investigates a...read more
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Q2. How many experience in this field.?
Ans. I'm working in this field from 5 plus years.
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Q1. What is impidance,DGR FUNDAMENTAL AND BASICS
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Impedance is the measure of opposition to the flow of electric current in a circuit. DGR fundamental refers to the Dielectric Withstand Voltage test.
• Impedance is measured in ohms and is the combination of resistance, capacitance, and inductance in a circuit.

• DGR fundamental is a test to determine the maximum voltage a material can withstand without breaking down.

• Basics of impedance include understanding the relationship...read more
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Q1. Interviewer will ask what is written in your cv
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