RESIDUAL CURRENT CIRCUIT BREAKER AND SYSTEM INCLUDING THE RESIDUAL CURRENT CIRCUIT BREAKER
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United States of America Patent
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Issued Date -
Mar 27, 2025
app pub date -
Nov 22, 2023
filing date -
Nov 22, 2023
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Abstract
A residual current circuit breaker and a system including the residual current circuit breaker are provided. The residual current circuit breaker includes: a first switch connected in series between a power supply of the residual current circuit breaker and a load; a second switch connected in series between a standby power supply and the load; and a control means that controls to open the first switch and close the second switch in response to a residual current of a main loop of the residual current circuit breaker exceeding a predetermined threshold, wherein a voltage of the standby power supply is higher than a lowest value of a voltage required for the load to operate and lower than a highest value of a safe voltage, and wherein the first switch and the second switch are mutually exclusive.
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