Engineering Fundamentals: An Introduction to Engineering, 4th ed.c

12.4 Electrical Circuits and Components 353

S

S

S

S

S

S

SS

PS

S

S

S

S

S

SS

SS

Storage

Garage

Kitchen

Living room

Bedroom

no. 3

Bedroom

no. 2

Dining room

Bath Bath

Bedroom no. 1

Porch

PS

PS

Circuit no. 2

from SEP

Circuit no. 1 from Service

Entrance Panel (SEP)

Circuit no. 5

from SEP

Circuit no. 4

from SEP

Circuit no. 3

from SEP

General-Purpose Circuits

■Figure 12.9 An example of an electrical plan for a house.

Source:From Electrical Wiring, Second Edition, 1981, p28, Copyright © 1981 AAVIM. Reprinted by permission.

Common Electrical Symbols

Ceiling outlet

Wall outlet

Ceiling outlet with pull

PS switch

Wall outlet with pull

PS switch

Duplex convenience

outlet

Range outlet

Weatherproof

WP convenience outlet

Convenience outlet

S with switch

Split-wired duplex

outlet

R

Dryer outlet

Special-purpose outlet

Electric door opener

D

Convenience outlet

1 = single 3 = triple

Service entrance panel

S Single-pole switch

S 2 Double-pole switch

S 3 3-way switch

S 4 4-way switch

Bell or chimes

SP Switch with pilot light

Telephone

S Switch wiring

Television outlet

Fluorescent ceiling

fixture

Fluorescent wall

fixture

1,3 Push button

D

CH

TV

■Figure 12.8 Examples of electrical symbols in a house plan.

Source:AAVIM,Electrical Wiring.

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