REF 615 II ABB II PHYSICAL CONNECTION ازاي اوصل جهازي الحمايه بدايره الكنترول داخل السويتش جير

FACE BOOK PAGE :   / abdo19891989   OTHER YOUTUBE CHANNEL :   / @دربالذاكرين-ن5ز   ---------------------------------------------------------------------------- in this video we will talk about protection relay (REF 615 ) from ABB company , we will talk about physical connection of relay and its terminals ------------------------------------------------------------------ ref615, ref615 manual, ref615 technical manual, ref615 abb, abb ref615, rele abb ref 615, rele ref 615, ref615 relay setting, ref615 relay reset, ref615 relay testing, ref615 configuration, ref615 relay