Patent ID: 6813129
Filing Date: 2004-11-02
Classification: H01H,H02H,H03K

Abstract:
A self diagnostic solid state relay, comprising:a three dimensional housing enclosing a printed circuit board; a field effect transistor, at least one female circuit board terminal, and at least two LED elements being electrically communicable with said printed circuit board and located on a first side of said printed circuit board, said LEDs being viewable from an exterior location of said housing; a fuse engageable with said at least one female terminal through an opening defined in said housing; a plurality of male circuit board terminals being in electrical communication with said printed circuit board and located on a second side of said printed circuit board, and extending from further selected exterior locations of said housing, said field effect transistor, LED elements, fuse and male and female terminals in electrical communication via the printed circuit board; and a first circuit switching condition resulting in a first illuminating depiction of one LED element and indicating an open circuit operating condition of said relay, a second circuit switching condition resulting in a second illuminating depiction of another LED element and indicating a partially open circuit operating condition.