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Code Conundrum October 2023

October 23, 2023 | By Ray Yousef


Tackle the code conundrum if you dare!


October 23, 2023 – Welcome to the newest round of questions that test your knowledge of the CE Code-Part I. Answers will appear in the December 2023 edition of Electrical Business Magazine, and online at EBMag.com under Features.


QUESTION 1 – In dwelling units, the CE Code requires no point along the floor line of any usable wall space to be more than ___ horizontally from a receptacle in that space.

a) 1.0 metre
b) 1.2 metres
c) 1.8 metres
d) 3.6 metres

QUESTION 2 – The CE Code allows the use of non-metallic sheathed cable in a building of combustible construction.

a) True
b) False

QUESTION 3 – The minimum size conduit (rigid PVC) required to contain six #6 AWG T90 nylon, twelve (12) #14 AWG TWU75, and seven #12 AWG TW75 is:

a) 35 mm
b) 41 mm
c) 53 mm
d) 78 mm


ANSWERS to Code Conundrum, Summer 2023 edition.

QUESTION 1 – What is the maximum mounting height to the overcurrent device handle of a panelboard in a dwelling unit?

a) 1.5 m
b) 1.6 m
c) 1.7 m. Rule 26-600(2).
d) 1.8 m

QUESTION 2 – Conductors for equipotential bonding shall be permitted to be installed as open wiring, provided they are adequately secured.

a) True. Rule 10-702(1).
b) False

QUESTION 3 – The maximum rating for a circuit breaker protecting exposed wiring for permanent outdoor lighting circuit is:

a) 15 A
b) 20 A
c) 30 A. Rule 30-1120(1).
d) 40 A


How did you do?

3 • Seasoned journeyman
2 • Need refresher training
1 • Apprentice
0 • Just here for fun!


Ray Yousef is a code engineer with Ontario’s Electrical Safety Authority.

You’ll find all Back Issues of Electrical Business Magazine in our Digital Archive.


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