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Recent content by keyhan2001
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DOC protection for over head line
bacon4life : thanks for your answer. But if over voltage is not important function for 132KV line, why under voltage is recommended for this line? also why over voltage function is recommended for 230Kv line? ---------------------------------------------------- tem1234 : Distance function...- keyhan2001
- Post #4
- Forum: Electric power & transmission & distribution
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DOC protection for over head line
I have a question about protection of high voltage (over 200kv) line. Based on Siemens siprotec recommendation, high voltage line use two distance relay as sub1 and sub2 protection (main function). Also as common protection over voltage and DEF (directional earth fault) are used. My question...- keyhan2001
- Thread
- Replies: 5
- Forum: Electric power & transmission & distribution
