Low Voltage Splicing & Terminating

Question 1

What is the purpose of “tinning” a conductor?

A) to increase conductor ampacity
B) to reduce termination resistance
C) to contain the conductor strands

Answer 1

C)

Question 2

What is the maximum size of conductor that can be stripped using a stripping tool?

Answer 2

No. 10 AWG

Question 3

When using a knife to strip insulation from a conductor, what angle should you use?

Answer 3

30°

Question 4

Which is the following is NOT a re-insulating factor?

A) current
B) voltage
C) conductor material
D) maximum temperature

Answer 4

A)

Question 5

What is a tap joint?

A) a joint in which all conductors are the same size
B) a joint with at least two different conductor sizes
C) a joint that incorporates a compression connector

Answer 5

B)

Question 6

What is the largest size of conductor used with twist-on conductor connectors?

Answer 6

No. 6 AWG

Question 7

After removing the insulation from an aluminum conductor, what is the next step in the termination process?

A) apply and antioxidant compound
B) insert the conductor into the termination lug
C) use a wire brush to remove oxidization

Answer 7

C)

Question 8

The tool used to attach a compression terminal to a conductor has an incorrect die. What action is taken next?

A) use a the next smallest die, but don’t crimp it all the way
B) leave the conductor un-terminated until the correct die is obtained
C) crimp with the next largest die, and add additional tape wraps

Answer 8

B)

Question 9

After splicing two conductors with a split-bolt, you find a sharp edge on the split-bolt. What action is taken before re-insulating the splice?

A) use a file to smooth down the sharp edge
B) wrap the edge with tape
C) remove the split-bolt and use a different on

Answer 9

A)