CA483297A - Protective relays - Google Patents
Protective relaysInfo
- Publication number
- CA483297A CA483297A CA483297A CA483297DA CA483297A CA 483297 A CA483297 A CA 483297A CA 483297 A CA483297 A CA 483297A CA 483297D A CA483297D A CA 483297DA CA 483297 A CA483297 A CA 483297A
- Authority
- CA
- Canada
- Prior art keywords
- protective relays
- relays
- protective
- 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
- 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
- H02H3/08—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 excess current
- H02H3/081—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 excess current and depending on the direction
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA483297T | |||
US144401A US2565127A (en) | 1950-02-16 | 1950-02-16 | Protective relay |
Publications (1)
Publication Number | Publication Date |
---|---|
CA483297A true CA483297A (en) | 1952-05-13 |
Family
ID=73042966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA483297A Expired CA483297A (en) | 1950-02-16 | Protective relays |
Country Status (2)
Country | Link |
---|---|
US (1) | US2565127A (en) |
CA (1) | CA483297A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2879453A (en) * | 1954-11-19 | 1959-03-24 | Gen Electric | Fault responsive protective system for an electric power transmission line |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2379905A (en) * | 1942-09-01 | 1945-07-10 | Westinghouse Electric Corp | High-speed relay |
US2432328A (en) * | 1943-07-16 | 1947-12-09 | Gen Electric | Current responsive time delay relay |
-
0
- CA CA483297A patent/CA483297A/en not_active Expired
-
1950
- 1950-02-16 US US144401A patent/US2565127A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US2565127A (en) | 1951-08-21 |
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