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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

  1. Under the CEC, what is the minimum working space required in front of a 600 V panelboard?

    Answer: 1000 mm

    CEC Rule 2-308 requires a minimum clear working space of 1000 mm (1 m) in front of electrical equipment rated up to 750 V to allow safe operation and maintenance.

  2. According to the CEC, what colour must the identified conductor (neutral) be in a standard AC power circuit?

    Answer: White or grey

    CEC Rule 4-028 requires that the identified (neutral) conductor be white or natural grey in colour throughout its entire length to distinguish it from ungrounded conductors.

  3. What is the maximum overcurrent protection permitted for a No. 14 AWG copper conductor according to the CEC?

    Answer: 15 A

    CEC Table 13 limits the overcurrent protection for No. 14 AWG copper conductors to 15 A maximum, matching the standard residential lighting circuit breaker rating.

  4. According to CEC Rule 26-712, how many receptacles are required on a kitchen counter in a dwelling unit that has a continuous counter space of 1800 mm?

    Answer: 2 receptacles

    CEC Rule 26-712 requires receptacles so that no point along the counter is more than 900 mm from a receptacle. For an 1800 mm counter, a minimum of 2 receptacles are required.

  5. What is the CEC requirement for tamper-resistant receptacles in dwelling units?

    Answer: Required for all 15 A and 20 A receptacles

    The CEC requires tamper-resistant receptacles for all 15 A and 20 A, 125 V receptacles in dwelling units to protect children from inserting objects into receptacle slots.

  6. According to the CEC, what is the maximum distance between supports for 3/4-inch EMT (electrical metallic tubing)?

    Answer: 1.5 m

    CEC Table 12-22 specifies a maximum support spacing of 1.5 m for EMT sized 3/4 inch and smaller, ensuring the tubing remains securely fastened and does not sag.