Main specifications and technical parameters: for distribution electric energy, protect circuit, prevent power suffered from overload, owe voltage, short circuit, such as the dangers of one-phase ground fault. has a variety of intelligent protection function, can do selective protection, avoid unnecessary power outages. over current protection features for the adjustment of set, be helpful for and protection facilities reasonable matching, improve the security of the power network operation, and reliability. can provide remote measure, remote communication, remote the news, remote control four control functions, the product to adapt to the power grid automation movement and monitoring. Product details.