From: http://www.360doc.com/content/10/0419/12/952018_23781379.shtml
Circuit Diagram symbols are represented by a painting or calligraphy image.
The symbols of electronic components (such as capacitors, resistors, diodes, three-pole functions, and integrated circuits). With the circuit diagram symbols, I can learn, demonstrate, and design them easily on the drawing.
Circuit Diagram symbols
Character
Description
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Battery |
72px; Height: 117px; "src =" http://image9.360doc.com/DownloadImg/2010/04/1912/2917538_2.gif "minmax_bound =" true "border =" 0 "Height =" 117 "width =" 72 "alt =" "> |
Relay |
|
Capacitor |
75px; Height: pixel PX; "src =" http://image9.360doc.com/DownloadImg/2010/04/1912/2917538_4.gif "minmax_bound =" true "border =" 0 "Height =" 112 "width =" 75 "alt =" "> |
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Cigarette lighter |
|
Double-throwing Relays |
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Circuit Breaker |
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Resistor |
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Diode |
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Pressure Control Tube It is equivalent to a simple voltage regulator. |
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Branch Resistor |
|
Diode |
|
Variable Resistance or rheostat |
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Distributor, integrated ignition device |
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Sensor (thermistor) |
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Fuse Shredded Pork |
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Analog Speed Sensor |
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Short-circuit pin |
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Grounding |
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Solenoid Valve |
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Headlight |
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Speaker |
53px; Height: 49px; "src =" http://image9.360doc.com/DownloadImg/2010/04/1912/2917538_23.gif "minmax_bound =" true "border =" 0 "Height =" 49 "width =" 53 "alt =" "> |
Speaker |
|
Manual Switch |
76px; Height: pixel PX; "src =" http://image9.360doc.com/DownloadImg/2010/04/1912/2917538_25.gif "minmax_bound =" true "border =" 0 "Height =" 104 "width =" 76 "alt =" "> |
Ignition Coil |
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Double throwing Switch |
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Lamp |
|
Ignition Switch |
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LED (Light Emitting Diode) |
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Wiper stop switch |
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Analog meter |
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Transistor |
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Digital Instruments |
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Wire Crossover lines without black spots at the joint (1) are not connected together. A black dot or an octagonal (○) mark of the joint is connected together. |
|
Motor |
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There is also a circuit diagram symbol that represents the electronic components, the following is the character Circuit
Graph Symbol Daquan:
Aat Power Supply Automatic Input Device
AC
AC
DC
Fu fuses
G Generator
M Motor
Hg green light
HR red light
HW white light
HP optical brand
K relay
KA (NZ) current relay (negative sequence zero sequence)
KD Differential Relay
KF flash Relays
Kh Thermal Relay
KM intermediate Relay
KOF outlet intermediate Relay
KS signal relays
KT time relay
KV (NZ) voltage relay (negative sequence)
KP polarization Relay
KR Reed Relay
Ki impedance relay
KW (NZ)
Power direction relay (negative sequence)
KM Contactor
Ka
Instantaneous relay; instantaneous or non-relay; AC Relay
KV voltage relay
L line
QF Circuit Breaker
QS isolation switch
T Transformer
Ta Current Transformer
TV voltage transformer
W dc bus
YC closing coil
Yt trip Coil
Pqs active/reactive view power
Eui Voltage and Current
Se lab button
Sr return button
F frequency
Q -- circuit switch device
Fu -- fuse
Fr -- Thermal Relay
KM -- Contactor
KA--1, instantaneous contact relay 2, instantaneous or no relay 3, AC Relay
KT-delay with or without Relays
SB -- button switch
Q -- circuit switch device
Fu -- fuse
KM -- Connection
Trigger
KA--1, instantaneous contact relay 2, instantaneous or no relay 3, AC Relay
KT-delay with or without Relays
SB -- button switch
Sa conversion switch
Current Meter Pa
Voltmeter PV
Active Power Meter PJ
Reactive Power Meter pjr
Frequency table pf
Phase table PPA
Maximum demand table (load monitor) PM
Power Factor table PPF
Active Power table pw
Reactive Power table PR
Reactive current table par
Acoustic Signal ha
Optical Signal HS
Indicator HL
Red light HR
Green lamp Hg
Yellow light hy
Blue lamps HB
White light HW
Connector XB
Plug XP
Socket XS
Terminal Board XT
Wire/cable bus W
DC bus WB
Plug-in (feed) bus WIB
Power branch WP
Illumination branch WL
Emergency lighting branch we
Power Trunk wpm
Lighting trunk WLM
Emergency lighting trunk line Wem
Slide Wire WT
Switch off the mini-bus WCL
Control the WC of the busbar
Signal bus WS
Flashing mini-bus Wf
Accident speaker mini-bus WFS
Predicted audio mini-bus WPS
Small voltage bus WV
Accident lighting mini-bus welm
Lightning Arrester F
Fuse Fu
Fast fuse FTF
Fallen fuse FF
Voltage limiting protection device Fv
Capacitor C
Power Capacitor CE
Forward button SBF
Reverse button SBR
Stop Button SBS
Emergency button SBE
Test button SBT
Reset button SR
Limit switch SQ
Proximity switch SQP
Manual Switch sh
Time Control Switch sk
Liquid Level Control Switch SL
Humidity Control Switch Sm
Pressure Control Switch sp
Speed control switch SS
Temperature control switch auxiliary switch St
Voltmeter switch SV
Current Meter switch SA
Rectifier u
Thyristor rectifier ur
The control circuit has the power of the rectifier VC
Inverter UF
Converter UC
Inverter UI
Motor m
Asynchronous Motor Ma
Synchronous Motor MS
DC motor MD
Winding Rotor Induction Motor mW
Rat Cage Motor MC
Electric Valve ym
Solenoid Valve YV
Fire Damper YF
Smoke Exhaust Valve YS
Electromagnetic lock YL
Trip coil yt
Closing coil YC
Pneumatic Actuator ypaya
Electric Actuator ye
Heating Device (electric heating) FH
Lighting device el
Air regulator EV
Electric Heater heating element EE
Induction Coil reactor L
Excitation coil lf
Arc Suppression Coil la
Filter capacitor LL
Resistor Varistor R
Potentiometer RP
Thermistor RT
Photosensitive resistor RL
Varistor RPS
Grounding Resistance RG
Discharge resistance Rd
Start the rheostat rs
Frequency-sensitive Varistor RF
Throttling resistor RC
Photocell thermoelectric Sensor B
Pressure converter BP
Temperature Converter BT
Speed converter BV
Time Measurement Sensor bt1bk
Liquid Level Measurement Sensor BL
Temperature Measurement Sensor bhbm
