Accurate protection, automatic breaking in the case of overcurrent, phase loss, voltage loss, undervoltage and overvoltage;
Has reclosing function, breaking when loss of voltage or undervoltage, automatic closing when the voltage returns to normal;
Fully meet the requirements of electromagnetic compatibility, can still work normally under strong electromagnetic interference;
With communication interface, can achieve "remote control, remote measure, remote adjust, remote message" function,to meet the requirements of control automation;
Flexible wiring, horizontal, vertical, mixed wiring.

