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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,中文含义,英文含义,旧符号,A,装置，设备；放大器,Device，Equipment；Amplifier,Z；FD,APD,备用电源自动投入装置,Auto-put-into device of reserve-source,BZT,AR,重合器,Recloser,CH,ARD,自动重合闸装置,Auto-reclosing device,ZCH,C,电容；电容器,Capacitance；Capacitor,C,EPS,Emergency power supply,EPS,F,避雷器,Arrester，lightning arrester,BL,FD(L),跌开式熔断器(负荷型),Drop-out fuse(Load-type),DR,FE,排气式避雷器,Expulsion-type lightning arrester,PB,FE,熔体，熔丝,Fuse element,RT,FG,保护间隙,Protective gap,JX,FMO,金属氧化物避雷器,Metal-oxide lightning arrester,BL,FU,熔断器,Fuse,RD,FV,阀式避雷器,Valve-type lightning arrester,BL,一、电气设备的文字符号（中英对照）,本 书 常 用 字 符 表,文字符号,中文含义,英文含义,旧符号,G,发电机,Generator,F,GN,绿色指示灯,Green indicating lamp,LD,HL,指示灯，信号灯,Indicating lamp，Pilot lamp,XD,K,继电器；接触器,Relay；Contactor,J；JC,KA,电流继电器,Current relay,LJ,KAR,重合闸继电器,Auto-reclosing relay,CHJ,KG,瓦斯(气体)继电器,Gas relay,WSJ,KH,热继电器,Heating relay,RJ,KM,中间继电器；接触器,Medium relay；Contactor,ZJ；C，JC,KO,合闸接触器,Closing contactor,HC,KR,干簧继电器,Reed relay,GHJ,KS,信号继电器,Signal relay,XJ,KT,时间继电器,Time-delay relay,SJ,KV,电压继电器,Voltage relay,YJ,L,电感；电抗器,Inductance；Reactor,L；DK,LED,发光二极管,Light emitting diode,文字符号,中文含义,英文含义,旧符号,M,电动机,Motor,D,N,中性线,Neutral wire,N,PA,电流表,Ammeter,A,PE,保护线,Protective wire,PEN,保护中性线,Protective neutral wire,PJ,有功电能表,Watt-hour meter,Wh,PJR,无功电能表,var-hour meter,Varh,PV,电压表,Voltmeter,V,Q,电力开关,Power switch,K,QF,断路器,Circuit-breaker,DL,QK,刀开关,Knife-switch,DK,QL,负荷开关,Load-switch,FK,QM,手动操作机构辅助触点,Auxiliary contact of manual operating mechanism,QS,隔离开关,Disconnecting switch,GK,R,电阻；电阻器,Resistance；Resistor,R,文字符号,中文含义,英文含义,旧符号,RCD,漏电(剩余电流)保护器,Residual current protective device,RD,红色指示灯,Red indicating lamp,HD,RP,电位器,Potential meter,W,S,电力系统；起辉器,Power system；Glow starter,XT；S,SA,控制开关；选择开关,Control switch；Selector switch,KK；XK,SB,按钮,Push-button,AN,SPD,电涌保护器,Surge protective device,SQ,限位(位置、行程)开关,Limit(position)switch,XK,SVC,静止无功补偿装置；,静止无功电源,Static var compensator；Static var,generator,T,变压器,Transformer,B,TA,电流互感器,Current transformer(CT),LH,TAN,零序电流互感器,Neutral-current transformer,LLH,TM,电力变压器,Power transformer,B,TV,电压互感器,Voltage(Potential)transformer(PT),YH,U,变流器；整流器,Converter；Rectifier,BL；ZL,文字符号,中文含义,英文含义,旧符号,WV,电压小母线,Voltage small-busbar,YM,X,电抗；端子板,(XT),Reactance；Terminal board,X,XB,连接片；切换片,Link；Switching lamp,LP；QP,YA,电磁铁,Electromagnet,DC,YE,黄色指示灯,Yellow indicating lamp,UD,YO,合闸线圈,Closing operation coil,HQ,YR,跳闸线圈，脱扣器,Opening operation coil；Release,TQ,文字符号,中文含义,英文含义,旧符号,a,年；有功,annual，year；active,n；yg,Al,铝,Aluminum,Al，L,al,允许,allowable,yx,av,平均,average,pj,C,电容；电容器,Electric capacity；Capacitor,C,c,计算；顶棚，天花板,calculate；ceiling,js；DP,cab,电缆,cable,L,cr,临界,critical,lj,Cu,铜,Copper,Cu，T,d,需要；基准；差动,demand；datum；differential,x；j；cd,dsq,不平衡,disequilibrium,bp,E,地；接地,earth；earthing,d；jd,e,设备；有效的,equipment；efficient,S，SB：yx,ec,经济的,economic,j，ji,二、物理量下角标的文字符号(中英对照),文字符号,中文含义,英文含义,旧符号,eq,等效的,equivalent,dx,es,电动稳定,electro-dynamic stable,dw,f,地板；形状,floor；form,DB；x,FE,熔体,Fuse element,RT,Fe,铁,Iron,Fe,FU,熔断器,Fuse,RD,h,高度；谐波,height；harmonic,H,i,任一数值；电流,arbitrary number；current,；,i,ima,假想,imaginary,jx,K,继电器,Relay,J,k,短路,short-circuit(sc),d,L,电感,inductance,L,L,负荷，负载；灯,Load；Lamp,H，fz；D,l,线路；长延时,Line；long-delay,xl，x,文字符号,中文含义,英文含义,旧符号,p,有功功率,active power,yg,p,周期性的；保护,periodic；protect,zq；bh,pk,尖峰,peak,jf,q,无功功率,reactive power,wg,qb,速断,quick break,sd,QF,断路器,Circuit breaker,DL,r,无功的,reactive,wg,RC,室空间,Room cabin,RC,re,返回，复位,return，reset,f，fh,rel,可靠,reliability,k,S,系统,System,XT,s,短延时,short-delay,s,saf,安全,safety,aq,sh,冲击,shock，impulse,cj,文字符号,中文含义,英文含义,旧符号,st,启动,start,qd,step,跨步,step,kb,T,变压器,Transformer,B,t,时间,time,t,TA,电流互感器,Current transformer,LH,tou,接触,touth,jc,TR,热脱扣器,Thermal release,RT,TV,电压互感器,Voltage (Potential)transformer,YH,u,电压,voltage,u,w,接线,wiring,jx,WL,导线，线路,Wire，Line,XL,x,某一数值,a number,x,XC,触头接触,contact,jc,吸收,absorption,
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