Architectural Design

The Electrical Plan

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What is an Electrical Plan?

All things relating to wiring of the house, such as:

PlugsSwitchesT.V.sComputersEtc.

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Electrical Plan

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Electrical Plan

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Major Features

Service entrance location and capacityService 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

Ceiling outlet Thermostat 110v outlet 220v outlet Flush mounted panel box

Switch Symbols:Single-pole

Double-pole2

3Three-way

4 Four-way

V/P Weatherproof

L Low-voltage

DDimmer

A, B, C, Etc.Special

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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.UNT in partnership with TEA. Copyright ©. All rights reserved.

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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