Refrigeration & Air Conditioning Mechanic Red Seal · Question
R-410A operates at higher pressures than:
R-410A is ~50% higher head pressure than R-22.
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Question: R-410A operates at higher pressures than:
Answer options: ✅ R-22
- R-134a
- R-1234yf
- Ammonia
Correct answer: R-22
Explanation: R-410A is ~50% higher head pressure than R-22.
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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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