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怎样万用表测试电瓶车电瓶好坏
更新时间: 2020-09-21 00:00:00  

1、断开电瓶,测量电瓶的电压,电瓶电压明显低于标称电压,请先用充电器充好电;

2、空载电瓶电压正常,再加上负载,可以打开电动车电门,把后轮架空,在后轮上加上一定的阻力,拧加速开关;

3、此时再量电瓶电压,发现电瓶电压下降,下降不多,而且车辆加速有力,说明电瓶基本完好;

4、此时电瓶电压下降厉害,严重低于标称下限电压,且车辆加速无力,则说明电瓶已经老化。

关键词: 怎样 测试 电瓶车 电瓶 好坏

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