JPS52137651A - Protection circuit - Google Patents
Protection circuitInfo
- Publication number
- JPS52137651A JPS52137651A JP5445977A JP5445977A JPS52137651A JP S52137651 A JPS52137651 A JP S52137651A JP 5445977 A JP5445977 A JP 5445977A JP 5445977 A JP5445977 A JP 5445977A JP S52137651 A JPS52137651 A JP S52137651A
- Authority
- JP
- Japan
- Prior art keywords
- protection circuit
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Protection Of Transformers (AREA)
- Protection Of Static Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/685,825 US4074346A (en) | 1976-05-13 | 1976-05-13 | Power supply protective circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52137651A true JPS52137651A (en) | 1977-11-17 |
Family
ID=24753828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5445977A Pending JPS52137651A (en) | 1976-05-13 | 1977-05-13 | Protection circuit |
Country Status (7)
Country | Link |
---|---|
US (1) | US4074346A (ja) |
JP (1) | JPS52137651A (ja) |
AU (1) | AU2457977A (ja) |
BR (1) | BR7703020A (ja) |
FR (1) | FR2351525A1 (ja) |
IT (1) | IT1080833B (ja) |
MX (1) | MX145727A (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5432740A (en) * | 1977-08-17 | 1979-03-10 | Mitsubishi Electric Corp | Device for detecting break of fuse |
FR2564206B1 (fr) * | 1984-05-10 | 1986-09-19 | Alsthom Cgee | Dispositif pour elaborer un signal indicatif d'un defaut survenant dans un circuit electrique branche sur le reseau |
US5519600A (en) * | 1995-03-31 | 1996-05-21 | International Business Machines Corporation | Three-phase self-balancing power supply |
CN1200585A (zh) * | 1997-05-22 | 1998-12-02 | 张旭俊 | 三相互不相扰配电变压器、开关组合装置 |
US6404265B1 (en) | 1999-08-13 | 2002-06-11 | York International Corporation | Highly efficient driver circuit for a solid state switch |
US6404346B1 (en) | 1999-08-13 | 2002-06-11 | York International Corporation | Method and apparatus for detecting a failed thyristor |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3456133A (en) * | 1966-09-06 | 1969-07-15 | Magnetics Inc | Phase control firing circuit |
US3566245A (en) * | 1969-01-21 | 1971-02-23 | Hewlett Packard Co | Three phase regulated d.c. power supply with control for balancing input phase current |
DE2050368A1 (de) * | 1970-10-14 | 1972-04-20 | Siemens Ag | Wechsel-oder Drehstromsteller |
US3697855A (en) * | 1970-10-26 | 1972-10-10 | Westinghouse Electric Corp | Hysteresis-loop control for a power transformer |
DE2064789A1 (de) * | 1970-12-24 | 1972-07-06 | Licentia Gmbh | Verfahren zur Überwachung der Aussteuersymmetrie steuerbarer Stromrichterbrückenschaltungen und Schaltungsanordnungen zur Durchführung des Verfahrens |
US3829794A (en) * | 1971-03-04 | 1974-08-13 | Lambda Electronics Corp | Circuit for reducing the direct current component of an alternating current output signal |
US3693069A (en) * | 1971-11-09 | 1972-09-19 | Gen Electric | Gating control for a static switching arrangement with improved conduction angle balancing means |
US3877896A (en) * | 1973-08-14 | 1975-04-15 | Vectrol Inc | Solid state voltage control system for electrostatic precipitators |
-
1976
- 1976-05-13 US US05/685,825 patent/US4074346A/en not_active Expired - Lifetime
-
1977
- 1977-04-26 AU AU24579/77A patent/AU2457977A/en not_active Expired
- 1977-05-10 BR BR7703020A patent/BR7703020A/pt unknown
- 1977-05-10 MX MX169070A patent/MX145727A/es unknown
- 1977-05-11 IT IT41599/77A patent/IT1080833B/it active
- 1977-05-13 JP JP5445977A patent/JPS52137651A/ja active Pending
- 1977-05-13 FR FR7714802A patent/FR2351525A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
AU2457977A (en) | 1978-11-02 |
BR7703020A (pt) | 1978-04-04 |
FR2351525A1 (fr) | 1977-12-09 |
IT1080833B (it) | 1985-05-16 |
US4074346A (en) | 1978-02-14 |
MX145727A (es) | 1982-03-26 |
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