It is thoaght that there are some problems in the oil-minimum breaker of the high voltage switchgear cubicle and leading way of control and protection power supply.

• 介绍宝钢某电气室高压开关柜通过检查、试验、单线路的分析,认为高压开关柜中少油断路器及控制保护电源引入方式存在问题,改善高压开关柜,正确选择控制保护电源的引入方法。