3 Idiots

General Technical Data

Technical Data

Electrical Symbols and Abbreviations

In Accordance with American National Standards Institute

General Outlets Ceiling Wall Lighting Outlet Blanked outlet B B Deep cord D Electrical outlet: for use only when circle used alone E E might be confused with columns, plumbing symbols, etc. F F Fan outlet Junction box J J Lamp holder L L L L Lamp holder with pull switch S S Pull switch Outlet for vapor discharge lamp V V Exit light outlet X X C Clock outlet (specify voltage) C Convenience Outlets Duplex convenience outlet Convenience outlet other than duplex 1-single, 3-triplex, etc. Weatherproof convenience outlet Range outlet Switch and convenience outlet Radio and convenience outlet R Special purpose outlet (Des. in Spec.) Floor outlet Switch Outlets S Single pole switch S2 Double pole switch S3 Three way switch S4 Four way switch SD Automatic door switch SE Electrolier switch SK Key operated switch SP Switch and pilot lamp SCB Circuit breaker switch SWCB Weatherproof circuit breaker SMC Momentary contact switch SRC Remote control switch SWP Weatherproof switch SF Fused switch SWF Weatherproof fused switch Special Outlets Any standard symbol as given above with the addition of a lower case subscript letter may be used to designate some special variation of standard equipment of particular interest in a specific set of architectural plans. When used they must be listed in the Key of Symbols on each drawing and if necessary further described in the specifications.

PS PS 1,3 WP R S

a,b,c,etc

a,b,c,etc Sa,b,c,etc

Panels, Circuits and Miscellaneous Lighting panel Power panel Branch circuit; concealed in ceiling or wall Branch circuit; concealed in floor Branch circuit; exposed Home run to panel board. Indicated number of circuits by number of arrows. Note: Any circuit without further designation indicates a two-wire circuit. For a greater number of wires indicate as follows: (3 wires) (4 wires), etc. Feeders Note: Use...