KR890008925Y1 - 대용량 기기의 과전압 방지 회로 - Google Patents
대용량 기기의 과전압 방지 회로 Download PDFInfo
- Publication number
- KR890008925Y1 KR890008925Y1 KR2019870013439U KR870013439U KR890008925Y1 KR 890008925 Y1 KR890008925 Y1 KR 890008925Y1 KR 2019870013439 U KR2019870013439 U KR 2019870013439U KR 870013439 U KR870013439 U KR 870013439U KR 890008925 Y1 KR890008925 Y1 KR 890008925Y1
- Authority
- KR
- South Korea
- Prior art keywords
- diode
- terminal
- resistor
- large capacity
- protection circuit
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
Landscapes
- Electronic Switches (AREA)
Abstract
Description
Claims (1)
- 입력전원(SC)에 병렬접속된 릴레이(RLY)와 브리지다이오드(LED)의 입력단을 연결하고, 브리지다이오드(BD)의 출력단(+,-)에 접속된 저항(R1, R2)의 접속점에 저항(R3, R4)과 제너다이오드(ZD)와 콘덴서(C1)를 통해서 사이리스터(SCR)위 게이트단자(G)를 연결하며, 애노우드단자(A)가 출력단(+)에 접속된 브리지다이오드(BD)의 출력단(-)에 사이리스터(SCR)의 캐소오드단자(K)를 연결하고, 릴레이(RLY)의 평상개방부(CO)에 저항(R5)과 다이도드(D1)를 통해 발광다이오드(LED)와 콘덴서(C2)를 연결하며, 평상접촉부(CC)를 부하의 바리스터(VS)에 연결하는 것을 특징으로 하는 대용량기기의 과전압 방지회로.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019870013439U KR890008925Y1 (ko) | 1987-08-12 | 1987-08-12 | 대용량 기기의 과전압 방지 회로 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019870013439U KR890008925Y1 (ko) | 1987-08-12 | 1987-08-12 | 대용량 기기의 과전압 방지 회로 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR890005736U KR890005736U (ko) | 1989-04-21 |
| KR890008925Y1 true KR890008925Y1 (ko) | 1989-12-09 |
Family
ID=19266379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019870013439U Expired KR890008925Y1 (ko) | 1987-08-12 | 1987-08-12 | 대용량 기기의 과전압 방지 회로 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR890008925Y1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100465107B1 (ko) * | 1997-05-22 | 2005-04-06 | 삼성전자주식회사 | 과전압보호회로 |
-
1987
- 1987-08-12 KR KR2019870013439U patent/KR890008925Y1/ko not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| KR890005736U (ko) | 1989-04-21 |
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