JPS5045253A - - Google Patents
Info
- Publication number
- JPS5045253A JPS5045253A JP49089141A JP8914174A JPS5045253A JP S5045253 A JPS5045253 A JP S5045253A JP 49089141 A JP49089141 A JP 49089141A JP 8914174 A JP8914174 A JP 8914174A JP S5045253 A JPS5045253 A JP S5045253A
- 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
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/28—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
- H02H3/30—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel
- H02H3/302—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel involving phase comparison
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00387070A US3832601A (en) | 1973-08-09 | 1973-08-09 | Phase comparison relaying apparatus with two-count by-pass circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5045253A true JPS5045253A (US07902200-20110308-C00004.png) | 1975-04-23 |
Family
ID=23528331
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49089141A Pending JPS5045253A (US07902200-20110308-C00004.png) | 1973-08-09 | 1974-08-05 | |
| JP1980095681U Pending JPS562723U (US07902200-20110308-C00004.png) | 1973-08-09 | 1980-07-09 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980095681U Pending JPS562723U (US07902200-20110308-C00004.png) | 1973-08-09 | 1980-07-09 |
Country Status (6)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62165102A (ja) * | 1986-01-16 | 1987-07-21 | Tokyo Keiki Co Ltd | 渦電流型センサの信号伝達機構 |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5828811B2 (ja) * | 1973-06-11 | 1983-06-18 | 三菱電機株式会社 | 位相比較継電装置 |
| US3983455A (en) * | 1975-01-15 | 1976-09-28 | Westinghouse Electric Corporation | Direct transfer-trip relaying system |
| GB1501351A (en) * | 1975-02-07 | 1978-02-15 | Westinghouse Electric Corp | Protective relaying system |
| US3986079A (en) * | 1975-02-07 | 1976-10-12 | Westinghouse Electric Corporation | Offset keying technique for segregated phase comparison relaying |
| US4057841A (en) * | 1976-08-20 | 1977-11-08 | Westinghouse Electric Corporation | Unsupervised trip keying for phase comparison relaying apparatus |
| JPS59136022A (ja) * | 1983-01-24 | 1984-08-04 | 株式会社日立製作所 | 位相比較形距離継電器 |
| JPH0623612Y2 (ja) * | 1987-03-11 | 1994-06-22 | ニスコ株式会社 | 建物における壁用パネルの固定装置 |
| GB2213213B (en) * | 1987-12-05 | 1991-07-03 | John Charnley | An improved clutch |
| AT398867B (de) * | 1989-12-12 | 1995-02-27 | Siemens Ag Oesterreich | Schaltungsanordnung zur bestimmung der phasenlage von unterschiedlichen versorgungsspannungen, insbesondere für netzgeführte stromrichter |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3295019A (en) * | 1964-06-29 | 1966-12-27 | Westinghouse Electric Corp | Phase comparison relaying device |
| US3470418A (en) * | 1967-06-06 | 1969-09-30 | Westinghouse Electric Corp | Phase comparison relaying network |
| US3590324A (en) * | 1969-06-27 | 1971-06-29 | Westinghouse Electric Corp | Phase comparison relaying network |
| US3612952A (en) * | 1970-06-30 | 1971-10-12 | Westinghouse Electric Corp | Time delay signal device especially for phase comparison protective relaying system |
| US3710189A (en) * | 1971-07-22 | 1973-01-09 | Westinghouse Electric Corp | Time delay signal device especially for phase comparison protective relaying system |
-
1973
- 1973-08-09 US US00387070A patent/US3832601A/en not_active Expired - Lifetime
- 1973-10-30 GB GB5032773A patent/GB1452616A/en not_active Expired
- 1973-11-15 DE DE2356959A patent/DE2356959A1/de not_active Ceased
- 1973-11-23 ES ES1973197868U patent/ES197868Y/es not_active Expired
-
1974
- 1974-07-26 CA CA205,734A patent/CA1022666A/en not_active Expired
- 1974-08-05 JP JP49089141A patent/JPS5045253A/ja active Pending
-
1980
- 1980-07-09 JP JP1980095681U patent/JPS562723U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62165102A (ja) * | 1986-01-16 | 1987-07-21 | Tokyo Keiki Co Ltd | 渦電流型センサの信号伝達機構 |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1452616A (en) | 1976-10-13 |
| CA1022666A (en) | 1977-12-13 |
| JPS562723U (US07902200-20110308-C00004.png) | 1981-01-12 |
| ES197868Y (es) | 1975-10-16 |
| ES197868U (es) | 1975-05-01 |
| DE2356959A1 (de) | 1975-02-20 |
| US3832601A (en) | 1974-08-27 |
