Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

Register Log in
  • Congratulations waross on being selected by the Tek-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  1. claghe

    CT ration for solidly grounded XFR's

    Thank you all for the quick responses I was referring to the EF protection against EFs also in the associated system components. I’m not very familiar with the protection relaying but I read in some book that the pick-up current of the EF relay should be in the range of 10-25% of full load...
  2. claghe

    CT ration for solidly grounded XFR's

    Hi to all, I have a power transformer MV/LV with its secondary solidly grounded. What would be the ration of the CT used in the grounding circuit for the grounding protection? Should this CT match the CT’s used in the secondary phase o/c protection? As an example 2MVA, 13,8/0,48kV, solidly...
Back
Top