JPS306248B1 - - Google Patents
Info
- Publication number
- JPS306248B1 JPS306248B1 JP1340054A JP1340054A JPS306248B1 JP S306248 B1 JPS306248 B1 JP S306248B1 JP 1340054 A JP1340054 A JP 1340054A JP 1340054 A JP1340054 A JP 1340054A JP S306248 B1 JPS306248 B1 JP S306248B1
- Authority
- JP
- Japan
- 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
- H02H6/00—Emergency protective circuit arrangements responsive to undesired changes from normal non-electric working conditions using simulators of the apparatus being protected, e.g. using thermal images
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US364702A US2834920A (en) | 1953-06-29 | 1953-06-29 | Circuit for simulating transformer winding hot spot temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS306248B1 true JPS306248B1 (ro) | 1955-09-03 |
Family
ID=23435695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1340054A Pending JPS306248B1 (ro) | 1953-06-29 | 1954-06-28 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2834920A (ro) |
| JP (1) | JPS306248B1 (ro) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3002128A (en) * | 1957-08-29 | 1961-09-26 | Gen Electric | Overload protective means for electrical apparatus |
| US3155877A (en) * | 1960-11-01 | 1964-11-03 | Westinghouse Electric Corp | Safety circuits for electric motors |
| US3260116A (en) * | 1963-05-15 | 1966-07-12 | Gen Electric | Remote reading temperature indicating system |
| US3365618A (en) * | 1965-10-21 | 1968-01-23 | Texas Instruments Inc | Thermally responsive protection circuit |
| US4654806A (en) * | 1984-03-30 | 1987-03-31 | Westinghouse Electric Corp. | Method and apparatus for monitoring transformers |
| US4623265A (en) * | 1984-09-26 | 1986-11-18 | Westinghouse Electric Corp. | Transformer hot-spot temperature monitor |
| US4754405A (en) * | 1986-02-14 | 1988-06-28 | Qualitrol Corporation | Tri-phase electronic temperature controller |
| US4775245A (en) * | 1986-12-12 | 1988-10-04 | Qualitrol Corporation | Multi-phase electronic temperature controller |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2403372A (en) * | 1943-05-19 | 1946-07-02 | Gen Electric | Thermal protection of electric apparatus |
| US2491798A (en) * | 1944-01-05 | 1949-12-20 | Gen Electric | Protected electrical apparatus |
-
1953
- 1953-06-29 US US364702A patent/US2834920A/en not_active Expired - Lifetime
-
1954
- 1954-06-28 JP JP1340054A patent/JPS306248B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US2834920A (en) | 1958-05-13 |