Canadian Electrical Code Flashcards
6 cards from real 309A practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Canadian Electrical Code flashcards as text
According to the Canadian Electrical Code (CEC), what is the minimum height for receptacle outlets in a dwelling unit above the finished floor?
Answer: 150 mm
The CEC specifies a minimum mounting height of 150 mm for receptacle outlets above the finished floor in dwelling units to ensure accessibility and safety.
What section of the Canadian Electrical Code covers wiring methods for hazardous locations?
Answer: Section 18
Section 18 of the CEC deals specifically with hazardous locations, covering installation requirements for areas where flammable gases, vapours, or combustible dusts may be present.
Under the CEC, what is the maximum number of conductors permitted in a single raceway before derating factors must be applied?
Answer: 1 to 3 conductors
When more than 3 current-carrying conductors are installed in a single raceway, ampacity derating factors from Table 5C must be applied to account for mutual heating effects.
According to CEC Rule 26-710, what type of receptacle is required in a bathroom within 1 m of a sink?
Answer: Ground fault circuit interrupter (GFCI) protected receptacle
CEC Rule 26-710 mandates GFCI protection for receptacles installed within 1.5 m of sinks and in bathrooms to protect against electric shock in wet locations.
What is the minimum burial depth for direct-buried RW90 cable under a driveway according to the CEC?
Answer: 600 mm
The CEC requires a minimum burial depth of 600 mm for direct-buried cables under driveways to protect them from damage caused by vehicle traffic.
According to the CEC, what is the maximum voltage permitted for a Class 2 circuit?
Answer: 42.4 V
The CEC defines Class 2 circuits as having a maximum voltage of 42.4 V peak or 60 V DC, with limited power output, making them inherently safe from fire and shock hazards.