NCCER 26409 Heat Trace and Freeze Protection
20 Questions and Answers
When installing heating cable, fasten the cable to the pipes using fiberglass tape, aluminum tape, or .
-
✅plastic cable ties
Systems using power-line carrier technology transmit information through the use of . -
✅wiring
Which of the following is TRUE with regard to heating cable? -
✅Non-heating cable leads exiting the floor must be protected by installing them in conduit.
The component labeled 2 in the figure provided is a(n) . -
✅controller
Which of the following is TRUE when designing a pipe heat-tracing system? -
✅The first step is to identify the application.
Heating cable for snow-melting is typically installed in a serpentine pattern with loops spaced at . -
✅1' on center
How far below the finished surface should snow-melting and anti-icing systems be installed? -
✅11⁄2" to 2"
When installing heating cable, allow an additional . -
✅3' for making power connections
Which of the following applications is MOST likely to require the use of a domestic hot- water
temperature maintenance system? -
✅High-rise office building
20 Questions and Answers
When installing heating cable, fasten the cable to the pipes using fiberglass tape, aluminum tape, or .
-
✅plastic cable ties
Systems using power-line carrier technology transmit information through the use of . -
✅wiring
Which of the following is TRUE with regard to heating cable? -
✅Non-heating cable leads exiting the floor must be protected by installing them in conduit.
The component labeled 2 in the figure provided is a(n) . -
✅controller
Which of the following is TRUE when designing a pipe heat-tracing system? -
✅The first step is to identify the application.
Heating cable for snow-melting is typically installed in a serpentine pattern with loops spaced at . -
✅1' on center
How far below the finished surface should snow-melting and anti-icing systems be installed? -
✅11⁄2" to 2"
When installing heating cable, allow an additional . -
✅3' for making power connections
Which of the following applications is MOST likely to require the use of a domestic hot- water
temperature maintenance system? -
✅High-rise office building
