611-03 - Electrical Drawings
Learning objectives
- Explain the purpose of an electrical drawing
- Describe the title block, revision block, reference block, and legend block
- Identify symbols commonly used in electrical drawings
- Explain why device numbers are used in electrical drawings
- Describe the purpose of each of the following: block drawing, one-line diagram, wiring diagram, schematic diagram, connection diagram, interconnection diagram, raceway diagram, cable schedule, logic diagram
Course overview
Electrical drawings are used to communicate information about components and their relationship in an electrical system. Understanding and following electrical drawings is critical to install, modify, and maintain electrical components and systems.
The Electrical Drawings training course identifies the types of electrical drawings and describes how each is used. It also explains the common elements and symbols that make up electrical drawings. This online course covers:
- Print reading basics
- Symbol and device identification
- Block diagrams
- Line drawings
- Connection diagrams
- Raceway drawings
- Cable schedules
- Logic diagrams
Electrical Drawings is part of the Prints and Drawings training series.
The individuals involved in the development and promotion of this course do not receive any compensation or financial benefits outside of their regular employment for their work on this course.
