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Bajaj Electricals
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I applied via Campus Placement and was interviewed before May 2020. There were 3 interview rounds.
I applied via Approached by Company and was interviewed in Sep 2023. There were 2 interview rounds.
posted on 31 Oct 2022
I applied via Referral and was interviewed in Oct 2022. There were 4 interview rounds.
The refrigeration cycle is a process that removes heat from a space and transfers it to the outside environment.
The cycle starts with the compressor compressing the refrigerant gas, which raises its temperature and pressure.
The hot refrigerant gas then flows through the condenser coils, where it releases heat and condenses into a liquid.
The liquid refrigerant then flows through the expansion valve, which reduces its pr...
The most commonly used refrigerant in air conditioning systems nowadays is R-410A.
R-410A is a hydrofluorocarbon (HFC) refrigerant that does not contribute to ozone depletion.
It has replaced the previously used R-22 refrigerant, which is being phased out due to its harmful effects on the environment.
R-410A has a higher cooling capacity and operates at higher pressures than R-22.
It is used in both residential and commerc...
R-22 has a boiling point of -40.8°C and an operating pressure of 4048 kPa. R-32 has a boiling point of -51.7°C and an operating pressure of 5880 kPa.
R-22 has a higher operating pressure than R-32
R-32 has a lower boiling point than R-22
Operating pressure and boiling point are important factors to consider when working with refrigerant gases
Heat transfer occurs in three modes: conduction, convection, and radiation.
Conduction: Heat transfer through a material without any movement of the material itself. Example: Touching a hot stove.
Convection: Heat transfer through the movement of fluids (liquids or gases). Example: Boiling water.
Radiation: Heat transfer through electromagnetic waves. Example: Feeling the warmth of the sun.
U-bends are required in Cu-pipings to prevent the formation of airlocks and to facilitate the flow of fluids.
U-bends are used to create a trap in the piping system to prevent the accumulation of air or gas pockets.
They also help in maintaining a constant flow of fluids by preventing blockages.
U-bends are commonly used in plumbing systems, HVAC systems, and industrial piping systems.
The size and shape of the U-bend depe...
Commercial refrigeration units have varying operating temperatures depending on the type and purpose of the unit.
The operating temperature of a commercial refrigeration unit depends on its intended use and the type of refrigerant used.
For example, a walk-in freezer typically operates at -10 to 0 degrees Fahrenheit, while a reach-in refrigerator may operate at 35 to 40 degrees Fahrenheit.
It is important to ensure that t...
Thermostats are used to regulate temperature in homes and buildings.
Thermostats can be programmed to adjust temperature based on time of day or occupancy.
Smart thermostats can be controlled remotely through a mobile app.
Thermostats can also be used to monitor energy usage and save money on utility bills.
Different types of thermostats include programmable, non-programmable, and smart thermostats.
Thermostats are commonly
Explain the methods used to meet customer's cooling requirements at a very low Voltage & high ambient conditions
I applied via Approached by Company and was interviewed before Apr 2022. There were 3 interview rounds.
We deal with a diverse range of customers including individuals, small businesses, and large corporations.
Individual customers
Small businesses
Large corporations
posted on 26 Feb 2023
I applied via Referral and was interviewed in Jan 2023. There were 4 interview rounds.
Interview is taken place from your working experience & product & market knowedge.
posted on 14 Sep 2022
posted on 4 Sep 2023
I applied via Recruitment Consulltant and was interviewed before Sep 2022. There were 2 interview rounds.
posted on 6 Apr 2023
I applied via Naukri.com and was interviewed before Apr 2022. There were 3 interview rounds.
based on 38 reviews
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Assistant Manager
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