本文通过对电子、电气设备安全标准的理解和耐压试验的工作实践，对试验中存在的判定电流设定、升压速度控制、耐压试验结果判定和设备性能要求等问题进行了探讨。

Based on the understanding to the safety standards of electronic and electrical equipment and on the practice, this paper discussed the issues on setting the trip current, speed of rising H.

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空气线路断路器空气线路断路器的功能是当电流大小超过断路器的过流跳脱设定值后自动断开。

Air circuit breaker An air circuit breaker automatically interrupts the current flowing through it when the current exceeds the trip rating of the breaker.

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该断路器通过拨码开关完成整定电流、脱扣时间、瞬动倍数等参数的设定。

Through dial switches the circuit breaker can set rated current, tripping time, instantaneous multiple and so on.

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