Refrigeration & Air Conditioning Mechanic Red Seal · Question
What is the typical voltage for single-phase residential air conditioning units in Canada?
Most residential air conditioning units in Canada operate on 208/230 VAC single-phase power.
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Question: What is the typical voltage for single-phase residential air conditioning units in Canada?
Answer options:
- 120 VAC ✅ 208/230 VAC
- 460 VAC
- 575 VAC
Correct answer: 208/230 VAC
Explanation: Most residential air conditioning units in Canada operate on 208/230 VAC single-phase power.
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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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