Refrigeration & Air Conditioning Mechanic Red Seal · Question
According to Canadian electrical codes, what is the maximum overcurrent protection device rating for a motor with a service factor of 1.15 or greater, if it is not a hermetic motor?
For motors with a service factor of 1.15 or more, the overcurrent protection can be set up to 125% of the motor's full load amperage (FLA).
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Question: According to Canadian electrical codes, what is the maximum overcurrent protection device rating for a motor with a service factor of 1.15 or greater, if it is not a hermetic motor?
Answer options: ✅ 125% of FLA
- 140% of FLA
- 175% of FLA
- 250% of FLA
Correct answer: 125% of FLA
Explanation: For motors with a service factor of 1.15 or more, the overcurrent protection can be set up to 125% of the motor's full load amperage (FLA).
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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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