3.9 Overvoltage Protection and Grounding

3.9.1 The neutral grounding of the power generation system,power supply and distribution system in water and hydropowerprojects shall meet the following requirements:1 Neutral points of 6-66kV system shall be ungroundedor grounded via arc suppression coil ......（本文共 7042 字 ）     [閱讀本文] >>