Carrier Assistant Manager Interview Questions and Answers

Q1. About market size
Add your answer

Sales skills and communication skills

Q1. HVAC related questions
Add your answer

Q1. Last company work profile discussion and CTC
Add your answer

Q1. Technical and market size with all India head
Add your answer

Q1. Too much technical about RAC
Ans. Latent heat, sensible heat, heat load calculation
Answered Anonymously
View 1 more answer
Q2. How to convert a plus chiller to minus chiller package
Ans. 
To convert a plus chiller to a minus chiller package, the refrigeration system needs to be modified to accommodate the change in temperature requirements.
• Modify the refrigeration system to allow for lower temperatures

• Adjust the settings and controls to operate at negative temperatures

• Install additional insulation to maintain lower temperatures

• Replace any components that are not rated for sub-zero temperatures
Answered by AI
View 1 more answer
Q3. Few technicalities which can help you answer on HVAC segment
Ans. How to design & built a project using Autocad2D
Answered Anonymously
Add your answer
Q4. Difference between inverter and fixed speed
Ans. 
Inverter changes speed based on load, while fixed speed operates at a constant speed.
• Inverter adjusts motor speed to match the required load, saving energy and reducing wear and tear.

• Fixed speed motors operate at a constant speed regardless of the load, leading to higher energy consumption.

• Inverter technology is commonly used in air conditioners and refrigerators for energy efficiency.

• Fixed speed motors are often found...read more
Answered by AI
View 1 more answer
Q5. How is pumps HP calculated
Ans. 
Pump HP is calculated using the formula: HP = (Q x H) / (3960 x Efficiency)
• HP = Horsepower of the pump

• Q = Flow rate of the pump in gallons per minute (GPM)

• H = Total head in feet

• Efficiency = Efficiency of the pump as a decimal
Answered by AI
View 1 more answer
Q6. What is suction head
Ans. 
Suction head is the vertical distance between the pump impeller and the surface of the liquid being pumped.
• Suction head is important in determining the efficiency of a pump.

• It is crucial for ensuring that the pump does not cavitate, which can damage the pump.

• Examples of suction head include static suction head and dynamic suction head.
Answered by AI
View 1 more answer

Q1. Chiller selection based on which parameters
Ans. 
Chiller selection is based on various parameters such as cooling capacity, efficiency, size, noise level, and cost.
• Cooling capacity: Determine the required cooling capacity based on the size of the space and heat load.

• Efficiency: Look for energy-efficient models to reduce operating costs.

• Size: Consider the physical dimensions of the chiller to ensure it fits in the designated space.

• Noise level: Choose a chiller with lo...read more
Answered by AI
Add your answer
Q2. Inlet & outlet temp for both evap & Cond If aircooled ambient prescription in ISHRAE
Ans. 
The inlet and outlet temperatures for both the evaporator and condenser depend on the ambient conditions prescribed by ISHRAE.
• Inlet and outlet temperatures for the evaporator and condenser will vary based on the ambient conditions specified by ISHRAE standards.

• For air-cooled systems, the inlet temperature for the evaporator is typically higher than the outlet temperature, while the opposite is true for the condenser.

• IS...read more
Answered by AI
Add your answer
Q3. VRF : what is diversity, how it helps to gain more bookings
Add your answer
Q4. How to design ODU VRF with AHU
Ans. 
Designing ODU VRF with AHU involves selecting compatible units, determining capacity requirements, and ensuring proper installation.
• Select compatible ODU VRF and AHU units based on capacity and efficiency requirements

• Calculate the total cooling and heating load of the space to determine the capacity needed

• Design the refrigerant piping and electrical connections between the ODU VRF and AHU

• Ensure proper ventilation and a...read more
Answered by AI
Add your answer
Q5. How refnets are calculated
Ans. 
Refnets are calculated based on the number of referrals made by an individual.
• Refnets are typically calculated by counting the number of referrals made by an individual.

• The formula for calculating refnets may vary depending on the specific program or system being used.

• Refnets can be used to track the effectiveness of referral programs and the performance of individuals in generating referrals.
Answered by AI
Add your answer
Q6. In chilled water syatem where is PIBCV valves are installed
Ans. 
PIBCV valves are typically installed on the supply side of the chilled water system.
• PIBCV valves are installed on the supply side to control the flow of chilled water into the system.

• They are often located near the chillers or air handling units.

• PIBCV valves help regulate the temperature of the chilled water circulating in the system.

• These valves are crucial for maintaining the efficiency and performance of the chilled
Answered by AI
View 1 more answer
Q7. What is IK/TR & What is NPLV
Ans. 
IK/TR stands for Installment Key/Total Receivables and NPLV stands for Net Present Loan Value.
• IK/TR is a financial metric used to calculate the ratio of total installment payments to total receivables.

• NPLV is a financial metric used to determine the net present value of a loan.

• IK/TR is important for assessing the repayment capacity of borrowers, while NPLV helps in evaluating the profitability of loans.

• Example: If a bo...read more
Answered by AI
Add your answer
Q8. What is MaX COP of VRF vs Chillers
Ans. 
The MaX COP of VRF systems is typically higher than that of chillers.
• VRF systems generally have a higher COP (Coefficient of Performance) compared to chillers.

• VRF systems can achieve COP values of 4 or higher, while chillers typically have COP values around 2 to 3.

• The higher COP of VRF systems makes them more energy efficient and cost-effective in the long run.
Answered by AI
Add your answer

Q1. Grouting theary , pracally explanation
Ans. 
Grouting is the process of filling gaps or spaces between tiles or masonry with a cement-based material.
• Grouting helps to create a uniform and stable surface.

• It prevents water from seeping through gaps and causing damage.

• Grouting can be done with different types of materials such as cement, epoxy, or urethane.

• The process involves mixing the grout material with water to form a paste, applying it to the gaps, and then wi...read more
Answered by AI
Add your answer
Q2. Previous work experience
Add your answer
Q3. Responsibilitys and dutys
Add your answer
Q4. Conical wall shuttering
Add your answer
Q5. Minimum reinforcement
Add your answer
Q6. Design mix and concrete planning
Add your answer

Q1. Salary discussion and notice period
Add your answer
Q2. Site location & accommodation
Add your answer

Q1. Technical all questions and family background
Add your answer

Q1. Depends on profile R & D or design
Add your answer

Q1. Depends on profile r & D or design
Add your answer

Q1. Technical questions related to your job
Add your answer

Q1. Privous company roll and responsible
Add your answer
Q2. Welding knowledge
Add your answer
Q3. Brazing knowledge
Add your answer

Q1. Vapour compressor cycles
Add your answer
Q2. Star to delta connection ✨️
Add your answer