Electrical Symbols; Switches And Relays; Other Electrical Symbols - Ford TRADER Workshop Manual

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ELECTRICAL SYMBOLS
Switches and Relays
OUTLINE
T
There is an NC (normally closed) and NO (normally open) indication for switches and relays which shows
when no change of operation conditions has occurred.
Relay
Switch
NO type relay
NC type relay
NO switch
NC switch
~
§=
-'--
-t..La-
-()
0 -
Not in operation
(No power supply)
c::::::tX
c::::=::::::)
OX
c
=>
STOP
FLOW
STOP
FLOW
-8
~
~
~I'-
In operation
(Power supply)
c:
=>
c::::4x
~
CfX
FLOW
STOP
FLOW
STOP
Other Electrical Symbols
~
--L
~
~
~
-
-
HOLDER BOX
BATTERY
BODY GROUND
FUSE
FUSIBLE LINK
~
~
~
~
~l
MOTOR
COIL. SOLENOID
RESISTOR
VARIABLE RESISTOR
,
t
1
?
T
THERMISTER
DIODE
CONDENSER
LIGHT
1~
[]
~
~
TRANSISTOR
SPEAKER
CIGARETTE LIGHTER
HEATER
69G1SX-009
T-11

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