CEC questions

Question 1

What are the CSA designations of the following
Non-conductive
Conductive

Answer 1

Non-conductive → OFNP
Conductive → OFCR

Question 2

What is the minimum clearance required between communication equipment and electrical equipment?

Answer 2

900mm

Question 3

What section in the CEC would you find the rules for Conductors for a Class 2 power and Data Circuits?

Answer 3

section 16

Question 4

What CSA type designations communication cables may be substituted for FT4?

Answer 4

CMP
CMR
FT6

Question 5

What is the allowable ampacity for a 24 awg, 75 ºC, 8 conductor Class 2 power and Data circuit, when using only 4 conductors and bundled with 1 other cable?

Answer 5

1.96 amps

Question 6

What is the area in square inches of a 27 mm EMT?

Answer 6

0.8355in²

Question 7

Is the Multiplying factor of 1.4, for ampacity, used when only using 4 of the 8 conductors for Class 2 power and data Communication circuits?

Answer 7

True

Question 8

What are the CSA type designations for communication cables?

Answer 8

CMP
CMR

Question 9

Rule 2-130 applies to the installation of fire stopping material.

Answer 9

false

Question 10

What is the imperial (in feet) equivalent of 30 meters?

Answer 10

98.43 ft

Question 11

What Table in the CEC refers to the Allowable Ampacity for Copper, Eight Conductor, Class 2 power and data Communication Circuit cables (PoE)?

Answer 11

Table 60

Question 12

What are the basic types of optical fiber cables as described by the CEC?

Answer 12

Conductive,
Non-conductive,
Hybrid

Question 13

What CEC rules apply when installing communication systems conductors in a plenum? Please select one or more

Answer 13

12-010
12-100,
2-130,
60-314

Question 14

What must be done to the metallic members of a conductive optical fiber cable as it enters the building?

Answer 14

Grounded as close as possible to the point of cable entry

Question 15

What is the minimum distance required between the top of a cable tray and the ceiling?

Answer 15

300mm

Question 16

What is the smallest size EMT required to install 2 x 0.4 inch diameter cable?

Answer 16

1” inch EMT

Question 17

Rule 2-130 specifies the installation of FT6 rated cables.

Answer 17

True

Question 18

What is the metric(in meters) equivalent of 25 feet?

Answer 18

7.62 m

Question 19

What is the ampacity of a 22 awg, 90 ºC, 8-conductor Communication cable, using all 8 conductors, and bundled with 7 other cables?

Answer 19

1.4 Amps

Question 20

According to the CEC, EMT is classified as a conduit

Answer 20

False

Question 21

Select all the requirements of the conductor grounding a primary protection which has 6 fused circuits.

Answer 21

Copper,
Have rubber or thermoplastic insulation,
Not smaller than required by Table 59,
Run in as straight a line as possible,
guarded from mechanical injury,
#12 aw

Question 22

What CEC sections and/or rules cover the installation of conduits for communications systems? Please select one or more

Answer 22

Section 10,
Section 12,
60-302

Question 23

Interrupting the metallic sheath as close as possible to the point of entrance by an insulating joint or equivalent device, is an alternative to bonding the metallic sheath of an entrance cables.

Answer 23

True

Question 24

What is the maximum allowable number of Cat 5e cables that may be installed in a 3/4” EMT, if the cable diameter is 0.195 inches?

Answer 24

6 cables

Question 25

What is the minimum clearance requirement between communication conductors and lightning conductors?

Answer 25

2 m

Question 26

The sheath bonding conductor shall have an ampacity at least equal to that of the outer conductive sheath and is not required to be larger the #6 AWG.

Answer 26

True