Listing ID #4069001
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Contact SupplierVARIAC is a continuous Variable AutoTransformer, having a single layer winding on a Toroidal Core( Donut-Shaped )  CRGO Stamping (  high-grade Cold Rolled Grain Oriented steel). On one side of the copper winding, a special durable contact surface is made.  A contact holder arm with specially selected high grade carbon brushes slides smoothly on this surface over the winding and taps of a portion of voltage across the winding. Any desired voltage within the Maximum range can be obtained by adjusting the position of the Brush.
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