KR102476858B9 - Pma 조작이 가능한 부하 개폐기 - Google Patents

Pma 조작이 가능한 부하 개폐기

Info

Publication number
KR102476858B9
KR102476858B9 KR1020200126752A KR20200126752A KR102476858B9 KR 102476858 B9 KR102476858 B9 KR 102476858B9 KR 1020200126752 A KR1020200126752 A KR 1020200126752A KR 20200126752 A KR20200126752 A KR 20200126752A KR 102476858 B9 KR102476858 B9 KR 102476858B9
Authority
KR
South Korea
Prior art keywords
pma
manipulation
break switch
switch capable
load break
Prior art date
Application number
KR1020200126752A
Other languages
English (en)
Other versions
KR20220043392A (ko
KR102476858B1 (ko
Inventor
김선우
Original Assignee
김선우
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 김선우 filed Critical 김선우
Priority to KR1020200126752A priority Critical patent/KR102476858B1/ko
Publication of KR20220043392A publication Critical patent/KR20220043392A/ko
Application granted granted Critical
Publication of KR102476858B1 publication Critical patent/KR102476858B1/ko
Publication of KR102476858B9 publication Critical patent/KR102476858B9/ko

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/38—Power arrangements internal to the switch for operating the driving mechanism using electromagnet
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/16—Rectilinearly-movable armatures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/42—Driving mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
KR1020200126752A 2020-09-29 2020-09-29 Pma 조작이 가능한 부하 개폐기 KR102476858B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020200126752A KR102476858B1 (ko) 2020-09-29 2020-09-29 Pma 조작이 가능한 부하 개폐기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020200126752A KR102476858B1 (ko) 2020-09-29 2020-09-29 Pma 조작이 가능한 부하 개폐기

Publications (3)

Publication Number Publication Date
KR20220043392A KR20220043392A (ko) 2022-04-05
KR102476858B1 KR102476858B1 (ko) 2022-12-12
KR102476858B9 true KR102476858B9 (ko) 2023-04-12

Family

ID=81182237

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020200126752A KR102476858B1 (ko) 2020-09-29 2020-09-29 Pma 조작이 가능한 부하 개폐기

Country Status (1)

Country Link
KR (1) KR102476858B1 (ko)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100830930B1 (ko) * 2007-01-03 2008-05-22 헤벨 주식회사 변전설비 차단기
KR100891895B1 (ko) 2008-09-02 2009-04-03 주식회사 광명전기 스위치기어 및 배전반에 사용되는 차단기 및 부하개폐기의 수동조작장치
KR100874838B1 (ko) * 2008-09-29 2008-12-18 주식회사 광명전기 차단기 및 부하개폐기의 수동조작장치
KR101103318B1 (ko) * 2010-09-13 2012-01-11 (주)테크프로 수동조작 기능을 갖는 개폐조작 장치
KR101954637B1 (ko) * 2018-07-09 2019-03-21 디에이치파워 주식회사 전자기력을 이용한 직선 구동장치

Also Published As

Publication number Publication date
KR20220043392A (ko) 2022-04-05
KR102476858B1 (ko) 2022-12-12

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Legal Events

Date Code Title Description
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
G170 Re-publication after modification of scope of protection [patent]