"u20683" . "Qualified" . "CONTACTOR" . . "A mechanical switching device having only one position of rest, operated otherwise than by hand, capable of making, carrying and breaking currents under normal circuit conditions including operating overload conditions." . "Contactors may be designated according to the method by which the force for closing the main contact is provided. IEV 441-14-33" . "CONTACTOR" . "2006.08.10" . "RDS464039" . "791200" .