FR1087001A - Differential thermal relay - Google Patents
Differential thermal relayInfo
- Publication number
- FR1087001A FR1087001A FR1087001DA FR1087001A FR 1087001 A FR1087001 A FR 1087001A FR 1087001D A FR1087001D A FR 1087001DA FR 1087001 A FR1087001 A FR 1087001A
- Authority
- FR
- France
- Prior art keywords
- differential thermal
- thermal relay
- relay
- differential
- thermal
- 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
- H02H3/26—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
- H02H3/32—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 corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/34—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 corresponding points in different conductors of a single system, e.g. of currents in go and return conductors of a three-phase system
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1087001T | 1953-09-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1087001A true FR1087001A (en) | 1955-02-18 |
Family
ID=9613057
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1087001D Expired FR1087001A (en) | 1953-09-04 | 1953-09-04 | Differential thermal relay |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1087001A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2889749A (en) * | 1956-07-02 | 1959-06-09 | Olin Mathieson | Sprocket type feeding for a gas piston gun |
-
1953
- 1953-09-04 FR FR1087001D patent/FR1087001A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2889749A (en) * | 1956-07-02 | 1959-06-09 | Olin Mathieson | Sprocket type feeding for a gas piston gun |
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