ELTR 212.0 Apprentice VI 6 Covers transformers, motors, motor controls, HVAC systems and hazardous locations. ELTR 214.0 Apprentice VII 6 Covers feeder and service calculations, commercial and industrial lighting, emergency systems, electronic theory, fire alarm systems and specialty transformers. Covers controls, welding machines, heat tracing, motor maintenance and high voltage terminations. 1 A study of materials and devices used in commercial wiring as to their identification and use on the job. The study of the code pertaining to commercial type wiring is included.
Areas covered are branch circuits, services, overcurrent protection and grounding.
This course covers commercial wiring practices of commercial wiring installation methods. An in-depth study of commercial lighting, fuse types and classifications and motor circuit calculations and installations. The student will learn to read specification manuals and blueprints as applied to commercial and industrial type buildings. 4 Students study more complex control circuits and devices to include time delay circuits, reversing circuits, power distribution systems and solid state relays. Covers the operation of solid state control devices, preventative maintenance and troubleshooting techniques, applications of photoelectric devices, reduced voltage starters and braking and speed control circuits.