Architectural Design
The Electrical Plan
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What is an Electrical Plan?
All things relating to wiring of the house,
such as:
Plugs
Switches
T.V.s
Computers
Etc.
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Electrical Plan
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Electrical Plan
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Major Features
Service
entrance location and capacity
Service meter and distribution panel
location
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.
Major Features
Placement and type of switches and plugs
 Location and type of lighting fixtures,
special electrical equipment
 Number and types of circuits
 Electrical fixture schedule

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Standard Electrical Symbols
Switch Symbols:
Ceiling outlet
Single-pole
 Thermostat
Double-pole
2
 110v outlet
Three-way
 220v outlet
3
Four-way
 Flush mounted panel box
4

V/P
L
D
Weatherproof
Low-voltage
Dimmer
Special
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A, B, C, Etc.
Style and Shape of House

Consider the geographical location of the
property your house will be located on.

Consider your personal likes.
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Steps for Sketching the Plan
1. Sketch the exterior/interior walls and major
appliances.
2. Sketch meter and distribution panel. Indicate
voltage and amperage rating (check local code
requirements). Locate telephone junction box and
home security or automation wiring enclosure.
3. Show all convenience outlets – 240v, split-wired,
weather-proof, special purpose.
4. Sketch ceiling and wall lighting outlets.
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Steps for Sketching the Plan
5. Sketch special outlets and fixtures such as telephone,
chimes, intercom, home security sensors, smoke
alarms, data jacks, etc.
6. Locate switches and connect them to the outlets and
lighting fixtures.
7. Add lighting fixture schedule.
8. Include number and types of circuits required.
9. Letter notes, title, scale, and sheet number.
10. Check sketch to make sure all information is accurate
and complete.
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CADD Draw The Electrical Plan

Follow steps 1-10 on the previous slides.

The procedure for drawing an electrical plan
using standard CADD software is basically
the same as for “sketching” with pencil.
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Justify Your Plan
Based on the required guidelines listed in your
textbook,
 explain
why parts of your electrical plan are
located where they are.
 explain
why certain circuits are located
where they are.
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