191问答库 > 热水器电路板上HBR RT SW 分别是啥意思？

热水器电路板上HBR RT SW 分别是啥意思？

2025-03-15 07:25:36
推荐回答（1个）
回答1：

通用的有VCC代表电源正极
GND代表电源地
其他是一些功能简称，具体要看是什么板子，你那个图的字我根本看不清。

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