这个仪器记录每一个模型在既定时间段产生的电压。

This recorded the voltage that each model made over a period of time.

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当电流一定时，电压的提高意味着电弧焓值的提高和切割能力的提高。

When the current, voltage must be improved means that the improvement of arc enthalpy and cutting capability is improved.

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在满足测试技术指标的前提下，能够完成对13种定时机构产品的电压、电流、时间和绝缘阻抗等性能的测试，取代了原有的13个不同的测试仪器。

While fulfilling the qualification of test technique, it can test the voltage, current, time and insulation impedance for 13 kinds of time mechanisms, and has replaced 13 primary test equipments.

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