建筑电气CAD图纸常用符号.docx

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1、建筑电气CAD图纸常用符号建筑电气CAD图纸常用符号建筑电气工程图形符号安装工程常用图形符号一、电气工程图形符号1、电气工程图形符号(P2)2、机械控制图形符号(P13)3、操作件和操作方法(P14)4、非电量控制及其他(导线的连接，沟通器方框符号，电动机启动器的方框符号，接近和接触敏感器件，电力、照明和电信布置插座，电力、照明和电信布置开关)(P15)5、图集使用的范例和讲明(P19)6、在工程平面图中标注的各种符号与代表名称(P25)7、表达线路敷设方式标注的文字代号(P26)8、表达线路敷设部位标注的文字代号(P27)9、表达照明灯具安装方式标注的文字代号(P27)二、管道工程图形符号1

2、、管道及附件(P28)2、管道的连接(P29)3、阀门图形符号(P30)4、卫生器具及水池图形符号(P31)5、设备及仪表图形符号(P32)三、暖通工程图形符号1、图样线型(P33)2、风管及部件(P33)3、通风空调设备(P34)4、阀门(P35)tocorrectingmisunderstandingsadvocategoodcadrestyle.2,tocarryoutthedoubleofhumanactivities.Bangkunwillimplementonthein-depthdevelopmentofthegrassroots,thepeopletoworry,notific

3、ationonthenormalizationofpromotingharmonyactivities,makingthedoubleworkinnovationsystem,thedemandsofthemassesreflectbackchannels,helpenterprisestosolvepracticalproblemsasmuchaspossible.3,visit(一)、电气工程图形符号序号图形符号讲明开关(机械式)1多级开关一般符号单线表示2多级开关一般符号多线表示3接触器(在非动作位置触点断开)4接触器(在非动作位置触点闭合)5负荷开关(负荷隔离开关)6具有自动释放功能的

4、负荷开关7熔断器式断路器8断路器9隔离开关10熔断器一般符号11跌落式熔断器12熔断器式开关13熔断器式隔离开关14熔断器式负荷开关15tocorrectingmisunderstandingsadvocategoodcadrestyle.2,tocarryoutthedoubleofhumanactivities.Bangkunwillimplementonthein-depthdevelopmentofthegrassroots,thepeopletoworry,notificationonthenormalizationofpromotingharmonyactivities,makin

5、gthedoubleworkinnovationsystem,thedemandsofthemassesreflectbackchannels,helpenterprisestosolvepracticalproblemsasmuchaspossible.3,visit序号图形符号讲明位置开关,动断触点24限制开关,动断触点热敏开关,动合触点25注:可用动作温度代替电气工程图形符号tocorrectingmisunderstandingsadvocategoodcadrestyle.2,tocarryoutthedoubleofhumanactivities.Bangkunwillimplem

6、entonthein-depthdevelopmentofthegrassroots,thepeopletoworry,notificationonthenormalizationofpromotingharmon第3页yactivities,makingthedoubleworkinnovationsystem,thedemandsofthemassesreflectbackchannels,helpenterprisestoso共35页lvepracticalproblemsasmuchaspossible.3,visit热敏自动开关,动断触点注:注意区别此触点和下列图所示热继电器的触点2

7、6具有热元件的气体放电管荧光灯起动器27动合(常开)触点28注:本符号可以用作开关一般符号动断(常闭)触点29先断后合的转换触点30(一)电气工程图形符号-续表序号图形符号讲明当操作器件被吸合或释放时,暂时闭合的过渡动31合触点座(内孔的)或插座的一个极32插头(凸头的)或插头的一个极33插头和插座(凸头的和内孔的)34接通的连接片35换接片36tocorrectingmisunderstandingsadvocategoodcadrestyle.2,tocarryoutthedoubleofhumanactivities.Bangkunwillimplementonthein-depthde

8、velopmentofthegrassroots,thepeopletoworry,notificationonthenormalizationofpromotingharmonyactivities,makingthedoubleworkinnovationsystem,thedemandsofthemassesreflectbackchannels,helpenterprisestosolvepracticalproblemsasmuchaspossible.3,visit双绕组变压器37序号图形符号讲明三相变压器46星形-三角形连接电气工程图形符号tocorrectingmisunder

9、standingsadvocategoodcadrestyle.2,tocarryoutthedoubleofhumanactivities.Bangkunwillimplementonthein-depthdevelopmentofthegrassroots,thepeopletoworry,notificationonthenormalizationofpromotingharmon第5页yactivities,makingthedoubleworkinnovationsystem,thedemandsofthemassesreflectbackchannels,helpenterpris

10、estoso共35页lvepracticalproblemsasmuchaspossible.3,visit具有有载分接开关的三相变压器星形-三角形47连接三相变压器48星形-曲折形连接操作器件一般符号49具有两个绕组的操作器件组合表示法50/*热继电器的驱动器件51气体继电器52自动重闭合器件53电阻器一般符号54可变电阻器55可调电阻器滑动触点电位器56预调电位器57电容器一般符号58可变电容器59可调电容器tocorrectingmisunderstandingsadvocategoodcadrestyle.2,tocarryoutthedoubleofhumanactivities.B

11、angkunwillimplementonthein-depthdevelopmentofthegrassroots,thepeopletoworry,notificationonthenormalizationofpromotingharmonyactivities,makingthedoubleworkinnovationsystem,thedemandsofthemasses转速表70积算仪表、电能表(星号必须按规定予以代替)71安培小时计72电能表(瓦特小时表)73电气工程图形符号tocorrectingmisunderstandingsadvocategoodcadrestyle.2

12、,tocarryoutthedoubleofhumanactivities.Bangkunwillimplementonthein-depthdevelopmentofthegrassroots,thepeopletoworry,notificationonthenormalizationofpromotingharmon第7页yactivities,makingthedoubleworkinnovationsystem,thedemandsofthemassesreflectbackchannels,helpenterprisestoso共35页lvepracticalproblemsasmuchaspossible.3,visit无功电能表74带发送器电能表75由电能表操纵的遥测仪表(转发器)76