GRR Resistance calculation.Home › Electrical Engineering Forum › General Discussion › GRR Resistance calculation.This topic has 0 replies, 1 voice, and was last updated 13 years, 2 months ago by biswajit2157.Viewing 1 post (of 1 total)AuthorPosts 2013/02/06 at 7:01 pm #10961 biswajit2157ParticipantIf the slip ring induction motor’s rotor voltage is 1250 v & roator amps is 450 amp then how do i calculate the resistance needed for speedcontrol of a delta connected GRR. for required 18 nos of step? any answers are appriciatedAuthorPostsViewing 1 post (of 1 total)You must be logged in to reply to this topic.Log In Username: Password: Keep me signed inLog In