Code Conundrum October 2018 • Ray Yousef

Ray Yousef
November 26, 2018
By Ray Yousef
November 26, 2018 - Tackle October's Code Conundrum ... if you dare!

Question 1

For a mobile home, the minimum length of #6 AWG power supply cord, measured from the attachment plug to the point of entrance to the unit, is:
a) 4 m
b) 5 m
c) 6 m
d) 7.5 m

Question 2

When communication flat cable (CFC) type wiring is used, it shall be covered with abrasion-resistant tape and secured to the floor, so all cables, corners and bare conductor ends are completely covered.
a) True
b) False

Question 3

What size of tap conductor is required to connect a metal fence around an outdoor substation to the station ground electrode?
a) #6 AWG
b) 2/0 AWG
c) 3/0 AWG
d) 4/0 AWG

Answers to this month's questions will appear in December's Electrical Business. Meantime, here are the answers to the September Code Conundrum:

Question 1

Where is it permitted to install electrical non-metallic tubing (ENT)?

d) All of the above (i.e. underground with mechanical protection, behind drywall, on building surfaces). Rule 12-1500, CE Code 2018.

Question 2

Except for receptacles located in bathrooms or washrooms, all 15-A and 20-A non-locking receptacles in a patient care area are required to be hospital-grade.

a) True. Rule 24-106(5), CE Code 2018.

Question 3

For a retail store, the calculated load for service or feeder conductors shall be based on a basic load of ______ W/m2 of the area of the building, plus other special lighting, equipment, heating and air conditioning loads.

c) 30. Rule 8-210, Table 14, CE Code 2018.

How did YOU do?

3/3 = Master Electrician
2/3 = Journeyman
1/3 = Apprentice
0/3 = Bricklayer?!?

This column originally appeared in the October 2018 issue of Electrical Business.

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