KR100865287B1 - 직류개폐장치 - Google Patents
직류개폐장치 Download PDFInfo
- Publication number
- KR100865287B1 KR100865287B1 KR1020070023208A KR20070023208A KR100865287B1 KR 100865287 B1 KR100865287 B1 KR 100865287B1 KR 1020070023208 A KR1020070023208 A KR 1020070023208A KR 20070023208 A KR20070023208 A KR 20070023208A KR 100865287 B1 KR100865287 B1 KR 100865287B1
- Authority
- KR
- South Korea
- Prior art keywords
- plate
- switchgear
- contact
- stainless steel
- iron core
- Prior art date
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Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/10—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for automatic control superimposed on human control to limit the acceleration of the vehicle, e.g. to prevent excessive motor current
- B60L15/12—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for automatic control superimposed on human control to limit the acceleration of the vehicle, e.g. to prevent excessive motor current with circuits controlled by relays or contactors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
- H01H71/2454—Electromagnetic mechanisms characterised by the magnetic circuit or active magnetic elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
- B23B2222/80—Stainless steel
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
Description
Claims (3)
- 요크, 요크에 마주보게 접합된 플레이트, 상기 플레이트의 중앙 홀에 삽입된 고정철심, 상기 고정철심에 접극면이 마주보는 구조로 위치한 가동철심, 상기 고정철심과 가동철심을 감싸며 코일을 지지하는 보빈과 코일에 접속된 코일단자를 구비하는 여자권선으로 구성되는 액츄에이터의 자기회로와, 밑면이 상기 플레이트에 의해 형성되고 상기 자기회로에 연결되며 세라믹, 전류를 통전시켜주는 고정전극과 접촉부인 가동접점과 고정접점, 소호부의 공간을 만들어 주면서 내부 가스를 밀봉하는 금속케이스, 접촉시 상기 고정접점과 가동접점에 일정한 압력을 유지시켜주는 접압스프링을 갖는 아크 소호부를 구비하는 직류개폐장치에 있어서,상기 플레이트는 자기소둔 열처리된 스테인리스강인 직류개폐장치.
- 제 1 항에 있어서,상기 플레이트는 850℃에서 10시간동안 열처리된 것을 특징으로 하는 직류개폐장치.
- 제 1 항에 있어서,상기 스테인리스강은 STS430 이 사용되는 것을 특징으로 하는 직류개폐장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070023208A KR100865287B1 (ko) | 2007-03-08 | 2007-03-08 | 직류개폐장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070023208A KR100865287B1 (ko) | 2007-03-08 | 2007-03-08 | 직류개폐장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080082393A KR20080082393A (ko) | 2008-09-11 |
KR100865287B1 true KR100865287B1 (ko) | 2008-10-27 |
Family
ID=40021768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070023208A KR100865287B1 (ko) | 2007-03-08 | 2007-03-08 | 직류개폐장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100865287B1 (ko) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100298142B1 (ko) | 1996-05-28 | 2001-10-24 | 이마이 기요스케 | 밀봉접점장치,밀봉접점장치의제조방법및밀봉방법 |
KR100629323B1 (ko) | 2004-11-04 | 2006-09-29 | 박영석 | 복합층 재료 및 그 제조방법 |
-
2007
- 2007-03-08 KR KR1020070023208A patent/KR100865287B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100298142B1 (ko) | 1996-05-28 | 2001-10-24 | 이마이 기요스케 | 밀봉접점장치,밀봉접점장치의제조방법및밀봉방법 |
KR100629323B1 (ko) | 2004-11-04 | 2006-09-29 | 박영석 | 복합층 재료 및 그 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20080082393A (ko) | 2008-09-11 |
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