发布时间:2025-01-23 07:02:25
应该选用双投的的转换开关,它的动触点接线端子接用电输出,两边的静触点分别接发电机输出和市电,
交换机推荐tplink 普联 tlsl2226p 24口fe2口ge2口sfp千兆上联网管poe交换机
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