Schematic & Wiring Diagrams | Electrical Standard Symbols

This article is about Electrical Standard Symbols related to topic of Schematic & Wiring Diagrams in Electrical system.

Schematic & Wiring Diagrams | Electrical Standard Symbols

Single Line Diagrams | Electrical Standard Symbols

Drawing Symbols Disconnect Switches, General Purpose Areas

CLOSES
ON RISE
O
OPENS ON
LOW TEMP.
CLOSES ON
HI TEMP.
o
CLOSES
ON FLOW
O
CLOSES
ON RISE
O
NORMALLY
OPEN
o
NORMALLY
OPEN
o
OPEN
OPENS
ON RISE
CLOSES ON
LOW TEMP.
o
OPENS ON
HI TEMP.
OPENS
ON FLOW
OPENS
ON RISE
NORMALLY
CLOSED
NORMALLY
CLOSED
CLOSED
PRESSURE
SWITCH
SOLENOID
TEMPERATURE
(TEMP. ABOVE
TEMPERATURE
SWITCH
SETPOINT)
SWITCH
SETPOINT)
HORN OR
BELL OR
HEATER
SIREN
BUZZER
– SINGLE
PHASE
(TEMP.
FLOW
LEVEL
BELOW
SWITCH
SWITCH
-h
-JWL
-L
VIBRATION
SWITCH
CAPACITOR
RECTIFIER
RESISTOR
THERMOCOUPLE
GROUND (POWER)
BATTERY
GROUND
LIMIT
LIMIT
REV.
DATE
A ppm
J.C. KEIM
DRAWN
J.L. KEIM
CHECKED
ENGINEER
T. W. BECK
APPD.
SWITCH
SWITCH
DATE
Ø6APRØ1
Ø6APRØ1
ø9APRØ1
ELECTRICAL STANDARD
SYMBOLS SCHEMATIC & WIRING
DIAGRAMS
FILE STDS3Ø5A DWG NO.
AIR
PRODUCTS
O Alr Products arW CtM11cds, rc.
Alentovn. Pennsylvania
a-rd/ or
Enqlmd
Uroubllshed
.DCN
SCALE
PORIETARY
WT.
STD-S3Ø5A
SHEET