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  • 电动车充电器常见故障维修方法

       2026-10-09 网络整理佚名1990
    Key Point:1:电源不启动:插电源,大电容有300V电压、拔掉电源再次测量大电容2端还是300V电压不下降。给电容放电后,将启动电阻换掉即可。启动电阻在电源输入部分,阻值150K,功率2W。
     
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