Electrical Level 3 Trainee Guide, 2005 NEC revision, Looseleaf

26301-05 Load Calculations – Branch Feeders and Circuits (12.5 Hours)

Introduces the industry standards for electrical work, including the topics of branch circuits, rating and derating, and various types of residential and commercial electrical loads.

 

26302-05 Conductor Selection and Calculations (15 Hours)

Covers the types of conductors used in wiring systems, including insulation, current-carrying capacity, and temperature ratings.

 

26303-05 Overcurrent Protection (12.5 Hours)

Stresses the use of a variety of overcurrent protection devices, including circuit breakers and fuses, in all types of electrical systems.

 

26304-05 Raceway, Box, and Fitting Fill Requirements (12.5 Hours)

Covers the number of conductors allowed in raceways, boxes, and fittings.

 

26305-05 Wiring Devices (10 Hours) Covers popular receptacles and switches and takes an in-depth look at safety switches and other wiring devices. 

 

26306-05 Distribution Equipment (12.5 Hours)

Explains distribution equipment, including grounding, switchboard and ground fault maintenance, transformers, and electrical drawing identification.

 

26307-05 Distribution System Transformers (15 Hours) Discusses transformer types, construction, connections, protection, and grounding along with capacitors and rectifiers.

 

26308-05 Lamps, Ballasts, and Components (5 Hours)

Covers specific types of incandescent, fluorescent, and Hlamps, as well as ballasts, troubleshooting, and varof lighting controls.

 

26309-05 Motor Calculations (12.5 Hours) Covers single and multi-motor calculations to size conductors, overcurrent protection, and overload protection for motor applications.

 

26310-05 Motor Maintenance, Part One (12.5 Hours) Covers proper maintenance of motors in use and in storage. Includes a troubleshooting and motor identification guide.

 

26311-05 Motor Controls (20 Hours) Provides information on selecting, sizing, and installing motor controllers. Also covers control circuit pilot devices and basic relay logic.

 

26312-05 Hazardous Locations (15 Hours) Covers all classes of hazardous locations, including seals, components, and equipment approved for use in various hazardous locations.