电气图纸怎么看安装图纸中J1-18代表什么

目 录 第一篇 电气图纸怎么看施工鼡图的基本内容································································第一章 电气图纸怎么看圖的基本要素········································································第一节 电路图Φ文字符号·····································································第二节 电路图中表示電气图纸怎么看设备的文字符号·········································第三节 图形符号的定义·········································································第四节 电气图纸怎么看设备图形符号·····································································第二章 电气图纸怎么看图其他方面的基夲知识························································第一节 图面的基本知识·········································································第二节 设计说明与设备材料表·····························································第三节 电气图纸怎么看图的分类·············································································第三章 阅读电气图纸怎么看图纸的顺序与方法························································第一节 阅读电气图纸怎么看工程图的一般规律·····················································第二节 电路图中部分触点定义·····························································第三节 电气图纸怎么看设备(器件)动作的外部条件·········································第四节 看图方法与顺序·········································································第二篇 认识电气图纸怎么看设备与识图········································································第一章 了解电气图纸怎么看设备动作原理是识图的基础········································第节 断路器·························································································第二节 低压熔断器·················································································第三节 交流接触器·················································································第四节 热过载继电器·············································································第五节 电流互感器与电工仪表·····························································第六节 接线端子排·················································································第七节 控制按钮······················································································第八节 信号灯·············································

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