Contactor, and device and method for controlling same
US11843380B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2020 |
| Grant date | Dec 12, 2023 |
| Priority date | — |
| Expiry date | Jan 12, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K2217/0072
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
The present disclosure relates to contactor, and device and method for controlling same. A control device for a contactor comprises a high side control unit, a first low side control unit, a second low side control unit, a freewheeling unit, and a controller. The high side control unit is configured to switch on or switch off the connection of the first magnetic unit and the second magnetic unit of the contactor with a power supply. The first low side control unit is configured to switch on or switch off the connection of the first magnetic unit with the reference voltage node. The second low side control unit is configured to switch on or switch off the connection of the second magnetic unit with the reference voltage node. The freewheeling unit is connected across a branch comprising a first magnetic unit and a first low side control unit and connected across a branch comprising a second magnetic unit and a second low side control unit. The controller is configured to control the operation of the high side control unit, the first low side control unit, and the second low side control unit. Embodiments of the present disclosure may enable intelligent control of contactors with sim…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.