Refrigeration & Air Conditioning Mechanic Red Seal · Question
For a variable air volume (VAV) system in a commercial office space, which component dynamically adjusts the airflow to individual zones based on thermostat demand?
The VAV box, incorporating a damper actuator, is specifically designed to modulate the amount of conditioned air delivered to a particular zone in response to i
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Question: For a variable air volume (VAV) system in a commercial office space, which component dynamically adjusts the airflow to individual zones based on thermostat demand?
Answer options:
- The return air damper
- The static pressure sensor ✅ The VAV box with a damper actuator
- The supply fan variable frequency drive (VFD)
Correct answer: The VAV box with a damper actuator
Explanation: The VAV box, incorporating a damper actuator, is specifically designed to modulate the amount of conditioned air delivered to a particular zone in response to its thermal load requirements, maintaining comfort and optimizing energy use.
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- Which of the following refrigerants is a hydrofluorocarbon (HFC) and has a high ozone depletion potential (ODP
- Which component is responsible for compressing the refrigerant vapour to a high pressure and temperature?
- According to the Canadian Electrical Code (CEC), what is the minimum required working clearance in front of el
- What is the main operating characteristic difference between a fixed orifice (capillary tube) and a Thermostat
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