three-stage overcurrent protectiondefinite time overcurrent protectioncurrent instantaneous trip protectiontime limited current instantaneaus protectioninverse time overcurrent protectionsensitivity coefficientminimum action timetime current coordin
三阶段过电流保护 定时限过电流保护 电流速断保护 限时电流速断保护 反时限过电流保护 灵敏度系数 最小动作时间 时间电流配合曲线
2024