电路电子常用资料(全)

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1、Q/GZSHDZ001-2013技术资料广州思弘电子科技有限公司2013年4月GuangzhouSiHongElectronicsco.,LTD.目录一、电缆型号、载流量及估算口诀、常用元器件标识、导线线号标识··11.1电缆型号·······················································11.2载流量及估算方法···············································21.3常用元器件标识·························

2、························31.4导线线号标识···················································3二、图形符号及电气文字代号····································42.1设备图形符号表示················································42.1.1管道······························································

3、··42.1.2管接头······························································42.1.3管路弯头及三通······················································42.1.4GuangZhouSiHongElectronicsco.,LTD.阀门································································52.1.5控制元件和测量用表····

4、··············································72.1.6管路附件····························································72.1.7动力机械····························································82.1.8辅助设备····························································92.1.9制冷机

5、组····························································92.2介质代号·······················································102.3电气技术中项目种类的字母（A~Z）代码表··························112.4常用电气设备文字符号新旧对照表·································122.5常用电器元件符号及与国外对比··················

6、·················14三、常用设备、材料及常用设备、材料规格参数···················203.1常用设备及其技术参数···········································203.2GuangZhouSiHongElectronicsco.,LTD.常用材料及其规格尺寸···········································20四、关于思弘················································

7、··21GuangZhouSiHongElectronicsco.,LTD.一、电缆型号、载流量及估算口诀、导线线号标识1.1电缆型号电力电缆型号各部分的代号及其含义1.电缆种类：R连接用软电缆，软结构；K控制电缆；P信号电缆。2.绝缘种类：V聚氯乙稀；X橡胶；Y——实心聚烯烃（聚乙烯）绝缘（YF泡沫聚烯烃绝缘YP泡沫／实心皮聚烯烃绝缘YJ交联聚乙烯）；Z代表纸。3.导体材料：L铝；T（省略）铜。4.内护层：V聚氯乙稀护套；Y聚乙烯护套；L铝护套；Q铅护套；H橡胶护套；F氯丁橡胶护套；A——涂塑铝带粘接屏蔽聚乙烯护套  S—

8、—铝，钢双层金属带屏蔽聚乙烯护套5.特征：D不滴流；F分相；CY充油；P贫油干绝缘；P屏蔽；Z直流。6控制层：0无；2钢带；3细钢丝；4粗钢丝；5钢带皱纹纵包7.外被层：0无；1纤维外被；2聚氯乙稀护套；3聚乙烯护套。8.类型：B－平型（扁形）S－双绞型。9.阻燃电缆在代号前加ZR；耐火电