La. Admin. Code tit. 28 § CV-1711

Current through Register Vol. 50, No. 11, November 20, 2024

Section CV-1711 - Conductors

A. Various Types of Conductors:

1. types of conductors and insulators;

2. why some materials are better conductors or insulators than others;

3. effect of heat on insulators;

4. sizing and typing of conductors:

a. use letter symbols to identify insulator types;

b. use American Wire Gauge Chart and convert inches, mils, square mils, and circular mils from one to the other;

5. differences between aluminum and copper conductors;

6. properties of high voltage cable;

7. effects of soil conditions on underground cable.

B. Conductor Installation Techniques:

1. different wiring methods for particular conductors and situations:

a. wire connectors;

b. types, installation, limitations;

2. different methods of installing conductors in conduits, raceways and cable trays:

a. problems which may be encountered;

b. maximum tension allowed;

c. use of pulling machines to assist in installation of wire;

3. proper splicing methods and techniques for various conductors and locations.

C. Methods for Selecting Conductors:

1. using code to determine type of conductor to use in particular situation;

2. using mathematical calculations to determine current carrying capacity of conductors;

3. calculating or selecting cable ampacity from NEC tables;

4. loads for sizing conductors;

5. code requirements depending on types of circuits and loads (lighting, appliance, heating, service entrance).

D. Cable Fault Situations:

1. the types and causes of cable faults;

2. methods and equipment for locating cable faults, including terminal, tracing and magnetic detection.

La. Admin. Code tit. 28, § CV-1711

Promulgated by the Department of Education, Board of Elementary and Secondary Education, Trade and Industrial Education, LR 32:577 (April 2006).

AUTHORITY NOTE: Promulgated in accordance with R.S. 17:6(A)(10) and R.S. 17:10.