US 12,068,125 B2
Semiconductor circuit breaker
Woonghyeob Song, Anyang-si (KR); and Jungwook Sim, Anyang-si (KR)
Assigned to LS ELECTRIC CO., LTD., Anyang-si (KR)
Appl. No. 17/923,159
Filed by LS ELECTRIC CO., LTD., Anyang-si (KR)
PCT Filed Mar. 29, 2021, PCT No. PCT/KR2021/003831
§ 371(c)(1), (2) Date Nov. 3, 2022,
PCT Pub. No. WO2021/225281, PCT Pub. Date Nov. 11, 2021.
Claims priority of application No. 10-2020-0053379 (KR), filed on May 4, 2020.
Prior Publication US 2023/0223211 A1, Jul. 13, 2023
Int. Cl. H01H 9/20 (2006.01); H01H 9/02 (2006.01); H01H 9/54 (2006.01); H01H 71/02 (2006.01); H01H 71/10 (2006.01)
CPC H01H 9/20 (2013.01) [H01H 9/0264 (2013.01); H01H 9/541 (2013.01); H01H 71/0214 (2013.01); H01H 71/10 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A semiconductor circuit breaker comprising:
a circuit breaker body connected to a main circuit, and provided with a module receiving part on an outer surface thereof; and
an interface module provided independently from the circuit breaker body, and detachably coupled to the module receiving part,
wherein the circuit breaker body comprises:
a terminal cover coupled to a terminal part of the circuit breaker body; and
an interlock member provided in the circuit breaker body to restrict or release the opening of the terminal cover, and
wherein the interface module comprises:
an interlock driver that operates the interlock member.