4.6 Relay Protection and System Safety Automatic Devices

4.6. 1 For hydropower plants and pumping stations,relay protection of electric equipment and safety automatic device of powergrid shall be designed in compliance with GB 14285.4.6.2 Relay protection should be of microcomputerized or othertypes of devices. ......（本文共 515 字 ）     [阅读本文] >>