Universal Voltas LLC Electrical Technician Interview Questions and Answers

Q1. What is Ups? And How it Works
Ans. 
UPS stands for Uninterruptible Power Supply. It is an electrical device that provides emergency power to a load when the input power source fails.
• UPS works by converting DC power from a battery to AC power that can be used by the load.

• It provides immediate power backup during power outages, preventing data loss and equipment damage.

• UPS can also regulate voltage and frequency, protecting the load from power surges and s...read more
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Q2. What is AHU and How it Works
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AHU stands for Air Handling Unit. It is a device used to regulate and circulate air as part of a heating, ventilating, and air-conditioning (HVAC) system.
• AHU is responsible for filtering, heating, cooling, humidifying, and dehumidifying the air.

• It consists of a blower, heating and cooling elements, filters, and dampers.

• The blower pulls in air from the outside and passes it through the filters to remove impurities.

• The a...read more
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Q3. What is AC and Types of AC
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AC stands for Alternating Current. There are two types of AC - Single Phase and Three Phase.
• AC is a type of electrical current that periodically reverses direction.

• Single Phase AC is commonly used in households and small businesses.

• Three Phase AC is used in industrial and commercial settings.

• AC power is generated by power plants and transmitted through power lines.

• AC voltage and frequency vary depending on the country ...read more
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Q4. BMS Work CCTV operation
Ans. 
BMS Work CCTV operation involves monitoring and controlling CCTV systems through a Building Management System.
• BMS Work CCTV operation is a part of building automation systems that allows for remote monitoring and control of CCTV systems.

• It involves integrating CCTV systems with the BMS to enable real-time monitoring and control of cameras, recording devices, and other related equipment.

• BMS Work CCTV operation can be us...read more
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Q1. What is your strength
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Q1. What is transformers Besics of Trasformer Induction motor UPS What is ht lt panels HT ,LT PANELS Apfc panels And all about utilities maintenance Star delta starter Vfd drive
Ans. 
Transformers are electrical devices that transfer electrical energy between two or more circuits through electromagnetic induction.
• Transformers are used to step up or step down voltage levels in electrical power transmission and distribution systems.

• They consist of two or more coils of wire, known as windings, which are wound around a core made of magnetic material.

• The primary winding is connected to the power source, ...read more
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Q2. Besic knowledge about Diesel Generators
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Q3. What is fire alarm system
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A fire alarm system is a network of devices that detect and alert people to the presence of fire or smoke.
• Fire alarm systems can include smoke detectors, heat detectors, and manual pull stations.

• When a device detects smoke or heat, it sends a signal to a control panel, which activates alarms and alerts authorities.

• Fire alarm systems are essential for protecting people and property from the dangers of fire.

• Examples of p...read more
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Q1. Technical quetions Department subjects Electrical points Electrical thieories
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Q2. Basic formulaws Basic knoledge
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Q1. What is your achievement
Ans. 
Implemented a preventive maintenance program that reduced downtime by 20%
• Developed and implemented a preventive maintenance program

• Reduced downtime by 20%

• Received recognition from management for the successful implementation
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Q2. Tell about yourself
Ans. 
Experienced maintenance technician with a background in electrical and mechanical systems.
• 10+ years of experience in troubleshooting and repairing industrial equipment

• Skilled in reading technical manuals and blueprints

• Proficient in using hand and power tools

• Strong knowledge of HVAC systems and electrical wiring

• Certified in safety procedures and OSHA regulations
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Q1. Reality to my Electrician job
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Q2. 10 question paper also given and we have to solve
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Reality to my Electrician job and my family details

Q1. Basic question about your profession & about your experience in your field
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Q2. Basic knowledge about your work
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Q1. Transformers knowledge
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Q2. Dg knowledge of vcb lt panel
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