KR910008102U - 110/220v 전압 자동 절환장치 - Google Patents
110/220v 전압 자동 절환장치Info
- Publication number
- KR910008102U KR910008102U KR2019890015418U KR890015418U KR910008102U KR 910008102 U KR910008102 U KR 910008102U KR 2019890015418 U KR2019890015418 U KR 2019890015418U KR 890015418 U KR890015418 U KR 890015418U KR 910008102 U KR910008102 U KR 910008102U
- Authority
- KR
- South Korea
- Prior art keywords
- switching device
- automatic switching
- voltage automatic
- voltage
- switching
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/10—Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0045—Converters combining the concepts of switch-mode regulation and linear regulation, e.g. linear pre-regulator to switching converter, linear and switching converter in parallel, same converter or same transistor operating either in linear or switching mode
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890015418U KR910006297Y1 (ko) | 1989-10-23 | 1989-10-23 | 110/220v 전압 자동 절환장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890015418U KR910006297Y1 (ko) | 1989-10-23 | 1989-10-23 | 110/220v 전압 자동 절환장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910008102U true KR910008102U (ko) | 1991-05-31 |
KR910006297Y1 KR910006297Y1 (ko) | 1991-08-22 |
Family
ID=19291048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019890015418U KR910006297Y1 (ko) | 1989-10-23 | 1989-10-23 | 110/220v 전압 자동 절환장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR910006297Y1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040038189A (ko) * | 2002-10-31 | 2004-05-08 | 한국전력공사 | 단권형 강압기의 2차측 이상전압 검출 및 경보장치 |
KR200483246Y1 (ko) * | 2016-02-02 | 2017-04-19 | 한태석 | 노래반주기의 반주신호에 따른 조명등 절환용 표시기 |
-
1989
- 1989-10-23 KR KR2019890015418U patent/KR910006297Y1/ko not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040038189A (ko) * | 2002-10-31 | 2004-05-08 | 한국전력공사 | 단권형 강압기의 2차측 이상전압 검출 및 경보장치 |
KR200483246Y1 (ko) * | 2016-02-02 | 2017-04-19 | 한태석 | 노래반주기의 반주신호에 따른 조명등 절환용 표시기 |
Also Published As
Publication number | Publication date |
---|---|
KR910006297Y1 (ko) | 1991-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 19970829 Year of fee payment: 9 |
|
LAPS | Lapse due to unpaid annual fee |