国标电气符号大全

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1、电气元器件符号大全文字符仪表P电流表        PA     电压表PV                              有功电度表PJ       无功电度表PJR        频率表PF相位表        PPA   最大需量表(负荷监控仪)PM   功率因数表PPF   有功功率表PW        无功功率表PR无功电流表PAR信号灯H声信号HA                   光信号HS                    指示灯HL                         红色灯HR绿色灯HG                    黄色灯H

2、Y                   蓝色灯HB                        白色灯HW连接X连接片XB                     插  头XP                     插  座XS                          端子板XT母线W电线,电缆,母线W       直流母线WB                 插接式(馈电)母线WIB       电力分支线WP照明分支线WL            应急照明分支线WE      电力干线WPM                   照明干线WLM应急照明干线WEM    

3、滑触线WT                    合闸小母线WCL                 控制小母线WC信号小母线WS           闪光小母线WF             事故音响小母线WFS         预告音响小母线WPS电压小母线WV                                                                                             事故照明小母线WELM熔断F避雷器F                      熔断器FU                   快速熔断器FT

4、F跌落式熔断器FF                                             限压保护器件FV电容C电容器C                                                          电力电容器CE接触开关S正转按钮SBF               反转按钮SBR           停止按钮SBS                   紧急按钮SBE试验按钮SBT              复位按钮SR              限位开关SQ                       接近开关SQP手动控制开关

5、SH         时间控制开关SK       液位控制开关SL                 湿度控制开关SM压力控制开关SP         速度控制开关SS       温度控制开关,辅助开关ST  电压表切换开关SV电流表切换开关SA整流U整流器U                      可控硅整流器UR        控制电路有电源的整流器VC  变频器UF变流器UC                    逆变器UI电机M电动机M                      异步电动机MA            同步电动机MS                     

6、  直流电动机MD绕线转子感应电动机MW鼠笼型电动机MC执行器Y电动阀YM                    电磁阀YV                    防火阀YF                              排烟阀YS电磁锁YL                    跳闸线圈YT                 合闸线圈YC                           气动执行器YPA,YA电动执行器YE电阻R电阻器,变阻器R          电位器RP                     热敏电阻RT                     

7、      光敏电阻RL压敏电阻RPS             接地电阻RG                 放电电阻RD                            启动变阻器RS频敏变阻器RF           限流电阻器RC电感L感应线圈,电抗器L       励磁线圈LF                   消弧线圈LA                           滤波电容器LL电热E发热器件(电加热)EH     照明灯(发光