CVP-TH Series magnetic circuit protectors provide low-cost power switching, reliable circuit protection and accurate circuit control for equipment in the international marketplace. CVP-TH Series meet IEC spacing requirements . In addition, they are UL Recognized as supplementary protectors per UL 1077, TUV Approved (EN60934), CCC Approved and CE Compliant. One important feature of this protector line is a trip free action, which means the circuit will trip in the presence of an overload even though the handle is held in the ON position. The delay mechanism senses the fault and the contacts open.