Refrigeration & Air Conditioning Mechanic Red Seal · Question
The Canadian Electrical Code (CEC) mandates specific wiring methods and overcurrent protection for HVAC installations to prevent:
The CEC sets standards for electrical installations to ensure safety against hazards like fires, shocks, and electrocution.
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Question: The Canadian Electrical Code (CEC) mandates specific wiring methods and overcurrent protection for HVAC installations to prevent:
Answer options: ✅ Electrical fires and electrocution
- Refrigerant leaks
- Excessive vibration in equipment
- Premature compressor failure due to oil issues
Correct answer: Electrical fires and electrocution
Explanation: The CEC sets standards for electrical installations to ensure safety against hazards like fires, shocks, and electrocution.
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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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