conduit fill

Question 1

What size EMT is required to install a 2.225 inch diameter cable?

Answer 1

3” EMT

Question 2

Can 3 x 1.574” OD cables be installed in a 4” ID circular pathway, as per the CEC?

Answer 2

False

Question 3

What is the area (in inches²) of a circle 2.32” in diameter?

Answer 3

4.2273 in²

Question 4

What is the area (in mm²) of a circle 37mm in diameter?

Answer 4

1075.21 mm

Question 5

What size EMT is required to install the following cables?
12 x 0.278” diameter cables
12 x 0.5 cm radius cables

Answer 5

63 trade size EMT

Question 6

Is 1” ID circular pathway be sufficient to install 0.369” radius cables?

Answer 6

False

Question 7

How many cables with a radius of 0.188 inches may be installed in a 41 trade size EMT?

Answer 7

7

Question 8

What size EMT is required to install a 0.35 inch diameter cable and a 0.27 inch diameter cable?

Answer 8

21 trade size EMT

Question 9

What is the area (in mm²) of a circle that would fit in a square opening with the dimensions of 8.6 cm x 8.6 cm?

Answer 9

5808.8 mm²

Question 10

Calculate (using CEC table 9I) the maximum allowable number of 0.18” diameter cables that may be installed in a 2” EMT.

Answer 10

51

Question 11

What is the minimum allowable size (in inches) EMT required to serve a workstation with 2 x 0.27” diameter cables, 1 x 0.285” diameter cable and 1 x 0.24” diameter cable?

Answer 11

27

Question 12

What is the minimum allowable size (in trade size) of a zone conduit to serve an area that has 12 WAs(Work Areas) each configured with 2 x 0.27” diameter cables, 1 x 0.285” diameter cable and 1 x 0.24” diameter cable?

Answer 12

78

Question 13

Calculate the maximum allowable number of 0.18” diameter cables that may be installed in a 2” ID innerduct.

Answer 13

49

Question 14

What is the cross sectional area (in mm²) of 12 x 4 mm diameter cables and 7 x 0.12” radius cables?

Answer 14

355.1 mm²

Question 15

What is the minimum allowable size EMT(in trade size) required to install 20 x 0.25” diameter cables?

Answer 15

53

Question 16

What is the minimum allowable diameter(in inches) sheave(pulley) required for a 900 pair cable with a 2.75” diameter, if the bend radius for a multipair cable is 10 times the outside diameter?

Answer 16

55