i
Voltas
Filter interviews by
Clear (1)
I applied via Naukri.com and was interviewed in Jun 2024. There was 1 interview round.
There are three types of conditioners: air cooler conditioner, water cooler conditioner, and evaporator conditioner.
Air cooler conditioner is used to cool the air in a room or space.
Water cooler conditioner is used to cool water for various purposes.
Evaporator conditioner is a type of air conditioner that uses evaporation to cool the air.
I applied via Campus Placement and was interviewed in Feb 2024. There was 1 interview round.
Top trending discussions
posted on 23 Feb 2025
I was interviewed before Feb 2024.
posted on 30 Aug 2023
I applied via Naukri.com and was interviewed before Aug 2022. There were 2 interview rounds.
Refrigeration is the process of removing heat from a confined space, while air conditioning involves both cooling and heating of air in a space.
Refrigeration is mainly focused on removing heat from a space to lower the temperature, typically used in preserving food or creating cold storage.
Air conditioning involves both cooling and heating of air to maintain a comfortable temperature in a space, commonly used in homes,...
The chemical formula of R134a is C2H2F4.
R134a is also known as 1,1,1,2-Tetrafluoroethane.
It is a non-ozone depleting refrigerant commonly used in air conditioning systems.
The chemical formula C2H2F4 represents the two carbon atoms, two hydrogen atoms, and four fluorine atoms in R134a.
There are mainly four types of compressors: reciprocating, rotary, scroll, and centrifugal.
Reciprocating compressors use pistons to compress the refrigerant.
Rotary compressors use rotating vanes or blades to compress the refrigerant.
Scroll compressors use two spiral-shaped scrolls to compress the refrigerant.
Centrifugal compressors use a rotating impeller to compress the refrigerant.
A shell and tube type condenser is a heat exchanger used in HVAC systems to transfer heat from the refrigerant gas to the cooling water or air.
Consists of a series of tubes through which the refrigerant flows, surrounded by a shell through which the cooling medium flows
Efficient in transferring heat due to large surface area provided by the tubes
Commonly used in air conditioning systems and refrigeration units
Examples ...
I applied via Naukri.com and was interviewed before Sep 2020. There were 3 interview rounds.
I am currently working as a Senior Sales Executive in my current company.
Responsible for managing a team of sales representatives
Developing and implementing sales strategies to achieve targets
Building and maintaining relationships with key clients
Analyzing market trends and competitor activities
Preparing sales reports and presenting them to senior management
I applied via Job Fair
DOL starter is a direct online starter used to start and stop the motor instantly.
DOL stands for Direct Online.
It is used to start and stop the motor instantly.
It is the simplest and cheapest method of starting a motor.
It consists of a contactor, overload relay, and start and stop push buttons.
It is used for small motors up to 5 horsepower.
It is not suitable for large motors as it causes a high starting current.
Example...
I applied via Naukri.com and was interviewed in Mar 2020. There were 3 interview rounds.
I applied via Approached by Company and was interviewed before May 2021. There were 2 interview rounds.
Some of the top questions asked at the Voltas AC and Refrigeration Technician interview -
based on 2 interviews
Interview experience
based on 4 reviews
Rating in categories
Assistant Manager
495
salaries
| ₹0 L/yr - ₹0 L/yr |
Service Engineer
206
salaries
| ₹0 L/yr - ₹0 L/yr |
AC Technician
188
salaries
| ₹0 L/yr - ₹0 L/yr |
Safety Officer
154
salaries
| ₹0 L/yr - ₹0 L/yr |
Senior Engineer
146
salaries
| ₹0 L/yr - ₹0 L/yr |
Blue Star
Thermax Limited
Kirloskar Brothers
Johnson Controls Hitachi Air Conditioning