Electrical transmission or interconnection systems – Switching systems – Switch actuation
Patent
1997-10-23
1999-04-20
Paladini, Albert W.
Electrical transmission or interconnection systems
Switching systems
Switch actuation
307125, 361 88, 340644, H02H 3027
Patent
active
058959890
ABSTRACT:
A power supply unit adapted to supply power from a power supply section to a load via a plurality of power supply lines connected by an on/off switch and connectors. The power supply unit includes a load open detection section for detecting an open state between the on/off switch and the load, a monitor section for monitoring the number of times the open state has been entered per unit time based on the detection result of the load open detection section, and a control section for controlling the on/off switch off when the number of times the open state has been entered per unit time is greater than a predetermined number of times.
REFERENCES:
patent: 4023073 (1977-05-01), Georgi
patent: 4088988 (1978-05-01), Berger
patent: 4688223 (1987-08-01), Motika et al.
patent: 5304935 (1994-04-01), Rathke et al.
patent: 5327016 (1994-07-01), Su et al.
Hanaoka Hiromichi
Imaizumi Nobuhiro
Oniishi Tatsuaki
Paladini Albert W.
Yazaki -Corporation
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