电气设备常用基本文字符号20359194

电气设备常用基本文字符号设备、装置和元举例基本文字符号器件种类单字双字母IEC中文名称英文名称母分离元件放大器Amplifier usingdiscreteComponents激光器Laser——调节器Regulator本表其他地方未提及的组件、部件电桥Bridge AB组件部件晶体管放大器Transistor amplifierA AD=集成电路放大器Integrated circuitamplifier AJ—磁放大器Magnetic amplifierAM—电子管放大器Valve amplifierAV—印制电路板Printed circuitboard AP=抽屉柜Drawer AT支架盘Rack AR热电传感器Ther moelectricsensor热电池Thermo—cell光电池Photoelectric cell前功计Dynamometer晶体换能器Crystal transducer送话器Microphone拾音器Pick up扬声器Louds peaker耳机Earphone非电量到电量自整角机Synchro变换器或电量旋转变压器Resolver B到非电量变换模拟和多级数字Analogue andmultiple-step digital器变换器或传感器Transducers orsensors asused（用作指示和测indicating measuringpurposes量）压力变换器Pressure transducerBP—位置变换器Position transducerBQ—旋转变换器BRRotation transducertachogenerator（测速发电机）温度变换器Temperature transducerBT—速度变换器Velocity transducerBV二电容器电容器Capacitor C—设备、装置和举例基本文字符号IEC元气件种类中文名称英文名称单字母双字母Digital integratedcircuits and数字集成电路和器devices:件延迟线Delay line二进制元件双稳态元件Bistable element延迟器件单稳态元件Monostable elementD——I存储器件磁芯存储器Core storage寄存器Register磁带记录机Magnetic taperecorder盘式记录机Disk recorder本表其他地方未规定—的器件其他元器件发多学件Heating deviceE EH—照明灯Lamp forlighting ELzz空气调节器Ventilator EVzz过电压放电器件避雷Over voltagedischarge device—器Arrester具有瞬时动作的限流Current threshold protective deviceFA—保护器件with Instantaneousaction具有延时动作的限流Current thresholdprotective deviceFR保护器件保护器件Fwith Time-lag actionCurrentthresholdprotectivedevice具有延时和瞬时动作—with FS的限流保护器件Instantaneous andtime-lag action熔断器Fuse FU—限压保护器件Voltage thresholdprotective deviceFV—旋转发电机振荡器Rotating generatorOscillator发生器GeneratorGS—发生器发电同步发电机Synchronous generatorG机电源异步发电机Asynchronous generatorGA蓄电池Battery GB—旋转式或固定式变频Rotating orstatic frequencyGF—机converter基本文字符号设备、装置举例和元器件种单字IEC中文名称英文名称双字母类母—声响指示器Acoustical indicatorHA—信号器件ITri光指示器Optical indicatorHL—指示灯Indicator lampHL—瞬时接触继电器Instantaneous contactorrelay KA瞬时Instantaneous allor nothingKA—Rellay有或无继电器交流继电器Alternating realyKA闭锁接触继电器（机械闭Latching contactorrealy锁all-or-nothing relaywith meKL—_______________继电器接触或永磁铁式有或无继电chanicalK器器）latch orpermanent magnet双稳态继电器Bistable relayKL—接触器Contactor KM二极化继电器Polarized relayKP—簧片继电器Reed relay KRKT—延时有或无继电器Time-delay all-or-nothing relay逆流继电器Reverse currentrelayKR—感应线圈Induction coil电感器电抗线路陷波器Line trapL—器Reactorsshunt andseries电抗器（并联和串联）电动机Motor—同步电动机Synchronous motorMS电动机可做发电机或电动机的Machine capableof useas aMMG电机generator ormotor力矩电动机Torque motorMT运算放大器Operational amplifier模拟元件N—混合模拟/数字器件Hybrid analogue/digital device设备、装置举例基本文字符号EC和单字母双字母中文名称英文名称元器件种类指示器件Indicating devices记录器件Recording devices—____________积算测量器件Integrating measuringdevices信号发生器Singnal generator电流表测量设备实Ammeter pPA—验设备（脉冲）计数器Pulse CounterJr PC电度表Watt hourmeter PJ—记录仪表Recording instrumentPS—时钟、操作时间表Clock,Operating timemeter PT—电压表Voltmeter PV—电力电路的断路器Circuit-breaker QFQ开关器件电动机保护开关Motor protectionswitch QM—隔离开关Disconnector isolatorQS—电阻器Resistor二变阻器Rheostat电位器Potentiometer RP—测量分路表Measuring shuntRSResistor withinherent电阻器R热敏电阻器variability dependenton theRT—temperatureResistor withinherent压敏电阻器variability dependenton theRVvoltage拨号接触器Dial contact连接级Connecting stage控制开关Control switchSA—选择开关Selector switchSA—按纽开关Push-button SB控制、记忆、—机电式有或无传感器（单All-or-nothing sensorsof信号电路的级数字传感器）mechanical andelectronic natureS开关器件选one-step digitalsensors择液体标高传感器Liquid levelsensor SL压力传感器Pressure sensorSPPosition sensorincluding位置传感器（包括接近传SQ—感器）proximity-sensor转数传感器Rotation sensorSR—温度传感器Temperature sensorST—电流互感器Current transformerTA—Transformer forcontrol circuit控制电路电源用变压器TC=变压器supplyT电力变压器Power transformerTM—磁稳压器Magmetic stabilizerTS电压互感器Voltage transformerTV—鉴频器Disoriminator解调器Demodulator调制器变换----一变频器UFrequency changer器编码器Coder变流器Converter设备、装置基本文字符号种类和TEC中文名称英文名称单字母双字母元器件种类逆变器Inverter调制器变换整流器Rectifier u二器点板译码器Telegraph translatorGas-discharge tube气体放电管Diode—二极管晶体Transistor电子管晶体管晶闸管Thyristor V管电子管Electronic tubeVEVC—Rectifier forcontrol circuitsupply控制电路用电源的整流器导线电Conductor缆母线Cable Busbar传输通道波波导Waveguidew—导天线波导定向耦合器Waveguide directionalCouper偶极天线抛物天线DipoleParbolic aerial连接插头和插座接线柱Connecting plugand sockedClip端子插头插电缆封端和接头焊接端子Cable sealingedn andjoint X=座板Soldering terminalstrip连接片Link XB测试插孔Test jackXJ—插头Plug XP—插座Socket xs二端子板Terminal boardXT—气阀Pneumatic valve电磁铁Electromagnet YAElectromagnetically operated电磁制动器YB—brake电气操作的Electromagnetically operated电磁离合器Y YC机械器件clutch电磁吸盘Magnetic chuckYH气动阀Motor operatedvalve YM—Electromagneticallyoperated电磁阀YV二valve终端设备电缆平衡网络Cable balancingnetwork混合变压器压缩扩展器Compandor滤波器晶体滤波器Crystal filterZ均衡器限幅器网络Network附录电气设备常用文字符号新旧对照表文字符号名称新旧

（一）常用基本文字符号电桥AB DQ晶体管放大器ADDF集成电路放大器AJ印刷电路板AP抽屉柜AT旋转变压器（测速发电机）TG CF电容器C C发热器件EH RJ照明灯EL ZD空气调节器EV过电压放电器件避雷器F BL具有瞬时动作的限流保护器件FA SX具有延时动作的限流保护器件FR YX具有延时和瞬时动作的限流保护器件FS YSX熔断器FU RD限压保护器件FV RD同步发电机GS TF异步发电机GA YF蓄电池GB XC声响指示器HA YS光指示器HL GS指示灯HL SD瞬时有或无继电器，交流继电器KA J接触器KM C极化继电器KP JJ簧片继电器KP延时有或无继电器KT SJ电辱学L L电地号L DK电动机M D同步电动机MS TD异步电动机MA YD电流表PA I电压表PV U电能表PJ Wh断路器QF DL电动机保护开关QM隔离开关QS GLK电阻器R R电位器RP W控制开关KKSA选择开关XK按钮开关SB AK电流互感器TA LH控制变压器TC KB电力变压器TM LB电压互感器TV YH整流器U q二极管D晶体管V B晶闸管KG电子管VE G控制电路用电源的整流器VC KZ连接片XB LP测试插孔XJ插头XP CT插座XS CZ端子板XT JX电磁铁YA DT电磁制动器YB ZD电磁离合器YV CLH电礴喔盘YH ex电动阀YM电磁阀YV

（二）常用辅助文字符号电流A L交流AC JLA自动ZAUT加速ACC JS附加ADD F可调ADJ T辅助AUX FZ异步ASY YB制动ZDBRK里

八、、BK蓝BL A向后BW H控制C K直流DC q紧急EM低L D正，向前FWQ绿GN L高H G输入IN SR感应IND Y左L ZU主，中M ZM手动sMAN断开OFF DK闭合ON BH输出OUT SC记录R JL右R YO反R F红RD HR复位FRST备用RES BY信号S X起动STQ停止STP T同步SYN T温度T W时间T S速度V SD电压速度V Y白WH B黄YE U注本表摘自国家标准《电气技术中的文字符号制订通则》和《电工设备文GB7159—87字符号编制通则》GB315—64o。