public override bool Equals(object obj)
 {
     if (base.Equals(obj))
     {
         RatioTapChanger x = (RatioTapChanger)obj;
         return((x.TransformerWinding == this.TransformerWinding));
     }
     else
     {
         return(false);
     }
 }
 public RatioTapChanger(RatioTapChanger tapChanger) : base(tapChanger)
 {
     TransformerWinding = tapChanger.TransformerWinding;
 }