Lsis Co., Ltd.

Ls Electric Co., Ltd.

Kyu-Ho Lee

Sang-Chul Lee

Seung-Pil Yang

An arc extinction apparatus according to an embodiment of the present disclosure comprises a chamber unit, a division unit, a filter unit, and a cover unit. A discharge port is formed in the chamber unit such that a fluid in the chamber unit is discharged to the outside. An insertion groove is provided on inner faces of the chamber unit that face each other. The division unit is coupled to the inside of the chamber unit. In addition, the division unit divides a path of the fluid discharged through the discharge port into multiple paths. The filter unit is disposed in the discharge port and filters out at least one predetermined material from the fluid passing through the discharge port. The cover unit comprises a plurality of exhaust pipes and is coupled to the discharge port from the outside of the filter unit.

Arc extinction apparatus of air circuit breaker

Disclosed herein is a magnetic trip device. The magnetic trip device maintains a failure state indication through a latch, a lever, and a trip bar which are provided in the magnetic trip device and thus a switching part can be operated or maintained with a more simplified structure.

Magnetic trip device of air circuit breaker

One or more arc gas outlet holes are formed in a trip device such that an effect of easily venting an arc gas, which flows into the trip device, to the outside through the arc gas outlet holes is provided.

Growing community of inventors

Anyang-si, South Korea

Kyu-Ho Lee