Electrical Blocks and Symbols

  • Appears Arial font matches the ANSI Y32.9-1972 standard, font size 8 point (0.08 inches)
  • “Electrical symbols are used to show the lighting arrangement desired in the home. This includes all switches, fixtures, and outlets. All electrical symbols should be draw with circles 1/8” (3 mm) [use 0.12“ diameter or 0.06” radius] in diameter… All lettering for switches and other notes should be 1/8“ (3 mm) high, depending on space requirements and office practice. Switch symbols are generally drawn perpendicular to the wall and are placed to read from the right side or bottom of the sheet. Also, notice that the switch relay should intersect the symbol at right angles to the wall…” (Architectural Drafting and Design, 6th by Jefferis, Madsen, Madsen, p. 439)
  • C:\Program Files\Autodesk\AutoCAD 2017\Map\Sample\Symbols\Map - Electric.dwg
    • Electric Symbols

Electrical Contractors

  • GSL Electric
    • Will Fletcher, Special Projects - Project Manager, wfletcher@gslelectric.com, 702-786-6927, mobile 702-400-5513. Attended UNLV Construction Day on 10/7/2016, has commercial electrical plans to share with students


  • ANSI Y32.9-1972American National Standard Graphic Symbols for Electrical Wiring and Layout Diagrams Used in Architecture and Building Construction

Civil Engineering Engineering - Computer Engineering - Electrical Mechanical Engineering

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