DC SWITCH, AND ELECTRIC EQUIPMENT USING DC SWITCH

摘要

PROBLEM TO BE SOLVED: To provide a DC switch for opening and closing a direct current passage. SOLUTION: This switch comprises a mechanical opening and closing switch 15 and an electronic opening and closing switch 15 inserted for opening or closing a passage for carrying direct current; a switch control circuit 14 for controlling the opening and closing time difference between the mechanical switch 26 and the electronic switch 15; and a control switch 17. After the electronic switch 15 is closed, the mechanical switch 16 is opened. COPYRIGHT: (C)2007,JPO&INPIT