公开(公告)号：US11990791B2

公开(公告)日：2024-05-21

申请号：US17274706

申请日：2019-09-03

Applicant: LS ELECTRIC CO., LTD.

Inventor： Jiheon Lee ,  Younggeun Kim ,  Heejung Kim ,  Ilhyung Lim

IPC: H02J9/06 ,  H02J3/32 ,  H02J3/38

CPC classification number: H02J9/063 ,  H02J3/32 ,  H02J3/38

Abstract: The present specification relates to a power supply device and a power supply system which enable uninterruptible power supply, wherein a circuit breaker is provided in a power bus to which a plurality of power supply devices are connected, so as to switch on/off the connected power supply devices, and thus the UPS function can be performed among the plurality of power supply devices by opening or closing the circuit breaker according to various situations occurring in the system to control power reception and supply.

公开(公告)号：US12095308B2

公开(公告)日：2024-09-17

申请号：US17274703

申请日：2019-09-10

Applicant: LS ELECTRIC CO., LTD.

Inventor： Jiheon Lee ,  Younggeun Kim ,  Heejung Kim ,  Ilhyung Lim

IPC: H02J9/06 ,  H02J3/32 ,  H02J3/38

CPC classification number: H02J9/063 ,  H02J3/32 ,  H02J3/38

Abstract: The present specification relates to a power supply device and a power supply system capable of uninterrupted power supply, which includes a circuit breaker for regulating connection to a power bus to which a plurality of power supply devices are connected, wherein the circuit breaker is opened or closed according to various situations occurring in the system so as to control power supply and demand.