Title:
DRAWER-TYPE BREAKER
Document Type and Number:
WIPO Patent Application WO/2019/116498
Kind Code:
A1
Abstract:
This drawer-type breaker is provided with: a drawer frame; a terminal device disposed within the drawer frame; a breaker body capable of being drawn out from within the drawer frame; and a shutter mechanism having a plurality of openings (512a, 512b) into which a plurality of breaker-side conductors of the breaker body are inserted and covering the plurality of openings (512a, 512b) when the breaker body is drawn out from within the drawer frame. The terminal device is provided with an insulating base (21) having: a plurality of terminal housing portions (211, 212) for housing a plurality of drawer frame-side conductors (22-2, 23-2); and a ventilation path portion (215) including one or more ventilation paths (2151, 2152, 2153, 2154) connected to at least one of the plurality of terminal housing portions (211, 212).
Inventors:
AKASAKA KENICHI (JP)
MATSUDA KAZUHISA (JP)
MATSUDA KAZUHISA (JP)
Application Number:
PCT/JP2017/044901
Publication Date:
June 20, 2019
Filing Date:
December 14, 2017
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02B11/02
Foreign References:
| JP2004227905A | 2004-08-12 | |||
| JPH07241008A | 1995-09-12 | |||
| JPH01180108U | 1989-12-25 | |||
| JP2014113035A | 2014-06-19 | |||
| JP2007166853A | 2007-06-28 | |||
| JPH0622418A | 1994-01-28 |
Other References:
See also references of EP 3726676A4
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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