The relay protection personnel should pay attention to the process of wiring. Can you upload the pictures of actual wiring on site for your reference and exchange
[This post was finally edited by shang rila on November 27, 2008 at 16:17]
Due to years of misoperation, the 110KV.10KV bus protection needs to be modified, including bus differential protection, bus coupler relay protection and bus charging protection. If the bus protection is modified, are they all replaced?