Microcomputer relay protection device

Relay protection device as an automatic device is used to monitor and protect the generator, transformer, bus bar, transmission lines and other electrical components. It can emit the faulty unit out of operation command or warning signal, when the relative elements are short circuited or abnormal state.
Together with the other automatic devices (such as automatic reclosing device matched with the), the relay protection device can greatly improve the safety level of the power system.