摘要：【中文】本发明实施例涉及一种电力互感器一次绕组快速切换校验装置和方法，包括大电流升流器、标准电流互感器、被检电流互感器、电流负载箱、互感器校验仪和至少5个断路器。该校验装置通过被检电流互感器的额定电流比将其一次绕组输入连接端通过多个断路器分别接到大电流升流器和标准电流互感器的不同接线连接端，采用控制断路器的闭合和断开来控制被检电流互感器、电流升流器和标准电流互感器之间组成不同电流比的检测回路，实现快速切换检定回路，提高工作效率，减少工作量，避免现有每检测一次不同的电流比均需要人工重新连接检测回路。该装置检测便捷，操作简单，解决了现有检定电力互感器的工作效率低且工作量大的问题。 【EN】The embodiment of the invention relates to a device and a method for quickly switching and checking a primary winding of a power transformer, which comprise a large-current booster, a standard current transformer, a current transformer to be checked, a current load box, a transformer checking instrument and at least 5 circuit breakers. The calibration device is characterized in that a primary winding input connecting end of the primary winding input connecting end is connected to different wiring connecting ends of a large-current booster and a standard current transformer through a plurality of circuit breakers respectively through the rated current ratio of the current transformer to be detected, the circuit breakers are controlled to be closed and opened to control detection loops with different current ratios formed among the current booster and the standard current transformer, the rapid switching verification loops are realized, the working efficiency is improved, the workload is reduced, and the detection loops are prevented from being manually reconnected when the current ratios are different every time. The device detects conveniently, and easy operation has solved the low and big problem of work load of work efficiency of current examination power transformer.