The transformationratio of the original current transformer (CT) on the transformer HV side was so large that a parameter for the differential protection software exceeded its settable scope.
因变压器高压侧的电流互感器选择变比过大，以致超出差动保护软件的参数设置的范围。
2
Please specify the current transformer model name, transformationratio, accuracy class, rated burden, required installation method, when placing a purchaseder.