H - Electricity – 01 – H
Patent
H - Electricity
01
H
306/74
H01H 51/00 (2006.01) H01H 9/20 (2006.01) H02H 7/22 (2006.01)
Patent
CA 1081740
ABSTRACT OF THE DISCLOSURE There is disclosed herein a latch structure for an electromagnetic contactor which comprises stationary and movable contacts, electromagnetic means for moving the movable contacts to the closed position, operative means for moving the movable contact to the open position when the electromagnetic means is deenergized, the electromagnetic means comprising and armature movable between energized and deenergized positions, latch means comprising a magnet responsive to a predetermined value of load current to effect movement of latch means to the latch position of the armature and a frame mounting the magnet, the latch means being operative to effect latching of the armature in the ener- gized position to hold the contacts in the closed position in the event the load current exceeds a predetermined value even though the electromagnetic means is deenergized, the latch means also comprising a latch lever and lever-engaging roller-pin which lever is on the frame and the lever-engaging roller-pin being on the armature, and the latch means being unlatchable to effect opening of the contacts if the magnet is deenergized when the load current decays to a second predetermined value. -1-
270854
Mcconnell And Fox
Westinghouse Electric Corporation
LandOfFree
Overcurrent latch for magnetic contactor does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Overcurrent latch for magnetic contactor, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Overcurrent latch for magnetic contactor will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-522805