CEC 6/8

What is the number of consumer's services permitted in or on a building?

Five

Four

Three

Two

What is the minimum nominal size for rigid steel conduit that is to be used for a service mast?

Size 78

Size 53

Size 63

Size 41

The consumer's service head or equivalent shall be installed so that the point of emergence is a distance of ___

150mm - 300mm above

200 - 350mm above

300mm - 600mm above

450mm - 600mm

If there is more than one service box, each box shall be ___?

You can't have more than one service box

Insulated to prevent sparks crossing over the threshold

Protected from overheating

Labelled in a conspicuous, legible, and permanent manner

A consumer's copper service conductors shall not be less than what size?

No. 14 AWG

No. 10 AWG

No. 12 AWG

No. 8 AWG

The rating of the consumer's service (for a meter mounting device) does not exceed ___ when connected to the supply side?

200A

450A

300A

600A

Where can a meter NOT be located?

Mounted outdoors

Mounted indoors

In a high ambient room

Located near the service box

The load of lighting and receptable circuits, based on the outside dimensions of a specific area of building occupancy is the ___?

Basic load

Calculated load

Demonstrated load

Circuit Load

The calculated load in a circuit shall not exceeed ___?

The resistance limit of the circuit

The ampere rating of the circuit

The voltage drop of the circuit

The voltage rating of the circuit

How many 120V branch circuit overcurrent devices are needed when the required ampacity of the service or feeder conductors exceeds 60A but does not exceed 100A?

If an electric range has been provided for, how many watts does a 5000W electric dryer add to the calculated load?

2500W

5000W

2000W

1225W

How many watts does an electric range with a rating of 11 kW add to the calculated load?

6000W

11000 W

8000W

9001W

What is the minimum calculated load where the floor area exceeds 80 m² excluding the basement floor area?

Depends on the loads present.

5000W

6000W

24000W

Conductors of a branch circuit supplying a range (rated 11KW) in a dwelling unit shall be considered as having a demand of

6000W

8000W

11000W

9000W

When can the number of outlets pemitted on a 2-wire branch circuit exceed 12?

When the connected load is known adn the load current does not exceed 70% of the overcurrent device protecting the circuit

There is no code rule preventing more than 12 outlets on a 2-wire branch circuit

When the connected load is known adn the load current does not exceed 80% of the overcurrent device protecting the circuit

If the customer asks really nicely

CEC 6/8

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