Refrigeration & Air Conditioning Mechanic Red Seal · Question
Which type of refrigerant is ammonia (R-717)?
Ammonia (R-717) is classified as a natural refrigerant, known for its high efficiency and zero ODP/GWP.
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Question: Which type of refrigerant is ammonia (R-717)?
Answer options: ✅ Natural refrigerant
- Hydrofluorocarbon (HFC)
- Chlorofluorocarbon (CFC)
- Hydrochlorofluorocarbon (HCFC)
Correct answer: Natural refrigerant
Explanation: Ammonia (R-717) is classified as a natural refrigerant, known for its high efficiency and zero ODP/GWP.
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Question explanations
- 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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