温度继电器检测电动机温度，超过额定温度发出信号，接触器切断主电路，完成电机保护。
Temperature relay tests temperature of motor, if it exceeds rating temperature to send a signal, contactor cut off main circuit to complete protection of motor.
温度继电器检测电动机温度，超过额定温度发出信号，接触器切断主电路，完成电机保护。
Temperature relay tests temperature of motor, if it exceeds rating temperature to send a signal, contactor cut off main circuit to complete protection of motor.
应用推荐