Electrical Drawings and Schematics
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Electrical Drawings and Schematics Course
Introduction:
The purpose of this workshop is to acquaint engineers and technicians with the diverse set of standards and practices employed in reading and interpreting electrical drawings and schematics. It aims to provide a comprehensive understanding of the symbols and language utilized in electrical drawings in accordance with international standards and practices.
Participants will gain detailed insights into the various types of electrical drawings used in the industry, their specific purposes, applications, and the ability to differentiate between different types of drawings. The workshop will highlight the drawing office practices involved in the development, management, and control of drawings. It is particularly beneficial for professionals in the Electrical discipline, whether working in design, project management, or maintenance roles.
Course Objectives:
What you will learn:
· How to interpret schematic diagrams
· The purpose of symbols in logic drawings
· The use of colors and line types in representing various objects
· How to interpret electrical, earthing and cabling layouts
· The governing standards in electro-technology and Their symbols
Who Should Attend?
- Electrical Engineers
- Electronics Engineers
- Design Engineers
- Electricians
- Instrumentation Engineers
- Consulting Engineers
- Production Managers
- Process Engineers
- Maintenance Engineers
Course Outlines:
Introduction:
- Drawings - their relevance to engineering
- Origin of worldwide standards in electro-technology
- Purposes served by different types of drawings
- Standards in a drawing office
- Organization of a typical drawing office
- Printing and distribution - different options for making multiple copies
Components Of A Drawing, Drawing Sizes, and Scales
- What is a typical engineering drawing made up of?
- Various categories of electrical drawings
- Planning a drawing
- Title block in a drawing and what should a title block contain?
- Legend block
- Bill of materials block
- Drawing notes block
- Revision history, revision numbering, and use of revision marks
Symbols Used In Electro Technology And Governing Standards
- Which are the drawings that need symbols?
- Symbols as per electro-technology standards - particularly IEC
- Non-standard symbols - when and why?
- Use of colors and line types in representing various services
- Company standards for drawings - why?
Single Line And Three Line Diagrams
- Purpose
- Typical examples
- Use of symbols
- The differences between single line and three-line diagrams
- Applications
- Conventions used
Practical exercises involving reading and interpretation of single line diagrams
Schematic Diagrams
- Purpose
- Typical examples
- Use of symbols
- Applications
- Schematics spread over a number of sheets
- Cross-referencing between coils and contacts Practical exercises involving reading and interpretation of schematic drawings
Logic Diagrams
- Purpose
- Typical examples
- Use of symbols
- Applications
- Logic diagrams spread over a number of sheets
- Cross-referencing
Practical exercises involving reading and interpretation of logic diagrams
Cabling and Wiring Drawings
- Purpose
- Typical examples
- Subtypes of cabling drawings
- Applications
- Conventions used
Practical exercises involving reading and interpretation of cabling drawings
Layout Drawings
- Purpose
- Typical examples
- Subtypes of layout drawings
- Applications
- Conventions used