Methodology for the adjustment of the function of the unbalanced load loss protection - negative ansi 46 sequence of a SIEMENS 7UM62 relay synchronous generator

(Eng) This paper presents the theory and methodology for the adjustment of the negative sequence current protection function (PF) ANSI 46 of a synchronous generator with poles and poles, for a multifunctional relay SIEMENS 7UM62 that uses for its logic of decision the curve of time of heating allowe...