OR Bld 2 1

CIRCUITING SYMBOLS

ABBREVIATIONS

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1P
1PH
3P
3PH
3W
4W

SINGLE POLE

SINGLE-PHASE

THREE POLE

THREE-PHASE

THREE WIRE

FOUR WIRE

A
A/C
A/E
AAP
AC
ACC

ADDL

ADJ
ADO
AF
AFC

AIR CONDITIONING

ARCHITECT/ENGINEER

ALARM ANNUNCIATOR PANEL

ALTERNATING CURRENT OR ARMORED

ACCESSIBLE

ADDITIONAL

ADJACENT, ADJOINING

AUTOMATIC DOOR OPENER

AMPERE FRAME OR AMP FUSE

ABOVE FINISHED COUNTER, AUTOMATIC

FREQUENCY CONTROL, OR

AVAILABLE FAULT CURRENT

AFF

ABOVE FINISHED FLOOR

AFG

ABOVE FINISHED GRADE

AH

AMPERE HOUR

AHJ

AUTHORITY HAVING JURISDICTION

AIC

AMPERE INTERRUPTING CAPACITY

ALT

ALTERNATE

AMB OR A

AMBIENT

AMP

AMPERE

ARCH ARCHITECT

ASC

AMPS SHORT CIRCUIT

AT

AMPERE TRIP

ATS

AUTOMATIC TRANSFER SWITCH

AUTO AUTOMATIC

AV

AUDIO VISUAL

E
EC
EG
EL

ELEC

ELEV

EMCP

EMER

EMI
EMT

ENCL

EPO

ESMT

ETD
ETR
EWC
EWH

EXIST

M (CONT'D)

EMPTY CONDUIT

EQUIPMENT GROUND

ELEVATION

ELECTRIC OR ELECTRICAL

ELEVATOR

EMER. MONITORING CONTROL PANEL

EMERGENCY

ELECTROMAGNETIC INTERFERENCE

ELECTRICAL METALLIC TUBING

ENCLOSURE

EMERGENCY POWER OFF

EASEMENT

EXISTING TO BE DEMOLISHED

EXISTING TO REMAIN

ELECTRIC WATER COOLER

ELECTRIC WATER HEATER

EXISTING

F
FA

FAAP

FABL

FABX

FACP

FC
FI

FIXT

FLA

FLEX

FLUOR

FO
FP
FT

FVNR

FVR

MV
MVA
MW

BATTERY

BARE COPPER

BOARD

BELOW FINISH FLOOR

BASIC INSULATION LEVEL

BUILDING

BLOCK

BOILER PLANT

INSTRUMENTATION PANEL

BREAKER

BY PASS

N
NA
NEC

NEMA

NFPA

NIC
NL
NO
NS
NTS

FIRE ALARM

FIRE ALARM ANNUNCIATOR PANEL

FIRE ALARM BELL

FIRE ALARM BOX

FIRE ALARM CONTROL PANEL

FOOTCANDLE

FILM ILLUMINATOR

FIXTURE

FULL LOAD AMPS

FLEXIBLE METALLIC CONDUIT

FLUORESCENT

FIBER-OPTIC

FIRE PROTECTION

FEET OR FOOT

FULL VOLTAGE NON-REVERSING

FULL VOLTAGE REVERSING

OC
OD
OL
P
P
PA
PB

BRKR

BYP
C
C
CAP
CAT

CATV

CCR

CCTV

cd
CD
CF

CF/CI

CONDUIT

CAPACITY

CATALOG

COMMUNITY ANTENNA TELEVISION

CONTROL CONTACTOR

CLOSED CIRCUIT TELEVISION

CANDELA

CONSTRUCTION DOCUMENTS

CONTRACTOR FURNISHED

CONTRACTOR FURNISHED/

CONTRACTOR INSTALLED

CF/OI

CONTRACTOR FURNISHED/OWNER

INSTALLED

CFE

CONTRACTOR FURNISHED

EQUIPMENT

CHW

CHILLED WATER

CHWP CHILLED WATER PUMP

CKT

CIRCUIT

CKT BRKR CIRCUIT BREAKER

CLF

CURRENT LIMITING FUSE

CLG

CEILING

CMU

CONCRETE MASONRY UNIT

COAX COAX CABLE

COMM COMMUNICATION

CONC CONCRETE

CONT CONTINUE

CONTR CONTRACTOR

COORD COORDINATE

CPT

CONTROL POWER TRANSFORMER

CRI

COLOR RENDERING INDEX

CT

CURRENT TRANSFORMER

CTV

CABLE TELEVISION

CU

COPPER

CU FT CUBIC FEET

D
DB

DECIBEL OR DIRECT BURIAL

DC

DIRECT CURRENT

DCP

DIMMER CONTROL PANEL

DEG C DEGREES CELSIUS

DEG F DEGREES FAHRENHEIT

DEMO DEMOLITION

DIAG

DIAGRAM

DISC

DISCONNECT

DISTR DISTRIBUTION

DISTR PNL DISTRIBUTION PANEL

DN

DOWN