Introduction to Code
Who publishes the Electrical STANDATA?
The Safety Codes Council
What is the term for a person familiar with the construction and operation of certain apparatus, and who is familiar with the hazards involved?
A qualified person
What is the term for equipment constructed without live parts exposed to a person on the operating side of the equipment called (according to the CE Code)
Dead front - Section 0
What is the white insulated conductor supplied by a 2-wire circuit and terminated on a 5-20R receptacle called?
Identified conductor
The neutral conductor shall have sufficient ampacity to carry the balanced load current. True or false?
False. It needs to carry the UNbalanced load. 4-018 1).
Which sections of the CE Code are the general sections?
0-16 and 26
When must the electrical permit for carrying out work on electrical installations be obtained?
Before commencing work. 2-004
What must be done with plans and specifications for buildings in which public safety is involved?
Submitted to the inspection department for approval. 2-014
What is the smallest aluminum conductor that can be used for branch circuit wiring?
No. 12 AWG. 4-002
When equipment is separated from other conducting surfaces by a dielectric material having a degree of resistance to the passage of current, it is said to be what?
Insulated
How many technical councils make up the Safety Codes Council?
10
What type of flux is required to be used for soldering copper?
Non-corrosive. 2-118
What is the CSA designation for an enclosure suitable for use indoors where the air may contain settling non-hazardous fibres?
Type 5. Table 65
What is the ampacity correction factor for 12 copper conductors in a raceway or cable?
70%. Table 5C
Which table is used to determine whether NMD90 is suitable for a particular condition of use?
Table 19
Aside from the CE Code, name ONE other code that also affects electrical installations?
National Fire Code
National Building Code
With certain exceptions, what is the maximum voltage-to-ground of branch circuits in dwelling units?
150V. 2-110
What must be done if defective electrical equipment can not be put in good working order?
It must be permanently disconnected. 2-300(4)
Unless appropriately marked, flexible cord shall not be used for the suspension of any device weighing more than _____?
2.3kg. 12-402(3)
If conductors are installed in a room exceeding 30C ambient temperature, which table is used to apply ampacity correction factors?
Table 5A
What is the American equivalent of the CE Code?
NEC - National Electrical Code
Name 2 of the 4 subtopics into which the Technical Rules in Section 2 are divided.
General
Protection of Persons and Property
Maintenance and Operation
Enclosures
Name 3 pieces of information that the nameplate of a washing machine must include.
Maker's name, trademark, or other recognized symbol of identification; Catalogue number or type; Voltage; Rated load amperes; watts, volt amperes or horsepower; whether for ac, dc, or both; number of phases; frequency in hertz; rated load speed in rpm; designation of terminals; whether for continuous or intermittent duty; short-circuit current rating or withstand rating; evidence of approval, etc. 2-100
What is the conductor colour coding for a single-phase dc, 2-wire circuit?
1 black, 1 red. OR 1 black, 1 white. 4-032
What is the conductor colour coding for a 3-phase ac circuit?
1 red, 1 black, 1 blue (and 1 white if a neutral is required). 4-032.