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低压验电笔是一种常用的电工用具,通过验电可以验证设备是否带电压,以防止触电事故的发生。验电必须采用合格的验电笔。合格的验电笔就是:(1)验电笔的额定电压和设备电压等级相适应;(2)验电前、后均应检查验电笔是否完好(可在明
Low-voltage test pencil is a commonly used electrical appliances, through the power test can verify whether the device with a voltage to prevent the occurrence of electric shock accident. Electrical test must be qualified test pencil. Qualified test pen is: (1) test the rated voltage of the pen and equipment voltage level to adapt; (2) before and after the test should check whether the pen is intact