The cart has overvoltage protecting and power leakage protecting functions. 本收放车具有过压断电保护和漏电保护功能。
Fe-based nanocrystalline cores can replace permalloy, and can be applied to electronic or electromagnetic leakage protection switching transformers. 铁基纳米晶铁芯替代坡莫合金，应用于电子式或电磁式漏电保护开关互感器铁芯。
