Please consult the experts. According to the specification, the motor of 2000kW and above is equipped with differential protection. What is the reason for this? Many data have been checked, but no analysis has been made in this regard. Is the installation of differential protection for high-power motors due to the internal reasons such as large induction electromotive force and inter turn short circuit, or the setting problem
The district manager is not coming now. He is a very old engineer in a factory. He has rich practical experience, but his theoretical level is average.Differential protection is introduced because the sensitivity of large motor and large transformer quick break protection may not be enough.
