how lightning strikes and transformer energizing results in voltage sag ? Home › Electrical Engineering Forum › General Discussion › how lightning strikes and transformer energizing results in voltage sag ? This topic has 1 reply, 2 voices, and was last updated 13 years, 7 months ago by Chris2011. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts 2010/12/12 at 11:53 am #10300 Ahmed FikriParticipant any idea ? or any website could be useful ? your help guys ,,, 2011/01/21 at 10:18 am #11470 Chris2011Participant maybe you can find some information from this website http://www.fatech-surge-protection.com Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In