Title:
過電流引外し装置およびこれを用いた回路遮断器
Document Type and Number:
Japanese Patent JP7412600
Kind Code:
B2
Abstract:
To obtain an overcurrent trip device which can realize a reduction in the size of the device and a circuit breaker using the same. An overcurrent trip device (100) includes a conductor (3) connected to a main circuit of a circuit breaker (200); a stationary core (1) which is formed so as to enclose the conductor (3) and one portion of which is opened; and a moving core (2) which is disposed in the opened position of the stationary core (1) with a magnetic gap (4) interposed between the moving core and the stationary core (1), is disposed so as to be movable by an electromagnetic force of when an overcurrent flows through the conductor (3), wherein the stationary core (1) is disposed in abutment with the conductor (3), and the moving core (2) is in contact with the conductor (3) when no overcurrent flows through the conductor (3) before in operation.
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Inventors:
Hiroshi Sasaki
Application Number:
JP2022569411A
Publication Date:
January 12, 2024
Filing Date:
December 17, 2020
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
H01H73/36; H01H33/38
Domestic Patent References:
| JP1060334U | ||||
| JP2108236U | ||||
| JP60119705A | ||||
| JP9198974A |
Attorney, Agent or Firm:
Parumo Patent Attorneys Office