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Pat. 10564207 United States, Int. Cl.22 G01R 27/18, B60L 3/00, B60L 3/04, B60L 3/12, G01R 31/40, H02H 3/16, H02M 5/458, H02H 7/12. System and method for ground fault detection : Appl. N 15/409919 : Filed 19.01.2017 : Pub. 18.02.2020 : / Rangarajan M. Tallam, Jiangang Hu, Brian P. Brown ; Assignee Rockwell Automation Technologies Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10564207/en?oq=US10564207.html (дата обращения: ДД.ММ.ГГГГ).