FR2275922A1 - Dispositif de protection pour moteur electrique triphase - Google Patents
Dispositif de protection pour moteur electrique triphaseInfo
- Publication number
- FR2275922A1 FR2275922A1 FR7516719A FR7516719A FR2275922A1 FR 2275922 A1 FR2275922 A1 FR 2275922A1 FR 7516719 A FR7516719 A FR 7516719A FR 7516719 A FR7516719 A FR 7516719A FR 2275922 A1 FR2275922 A1 FR 2275922A1
- Authority
- FR
- France
- Prior art keywords
- phase
- motor
- main protective
- protective relay
- supply line
- 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.)
- Withdrawn
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
- H02H7/08—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 dynamo-electric motors
- H02H7/09—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 dynamo-electric motors against over-voltage; against reduction of voltage; against phase interruption
Landscapes
- Control Of Ac Motors In General (AREA)
- Motor And Converter Starters (AREA)
- Protection Of Generators And Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1281774A IT1013821B (it) | 1974-05-28 | 1974-05-28 | Dispositivo salvamotore per moto ri trifase con interruzione di corrente di fase |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2275922A1 true FR2275922A1 (fr) | 1976-01-16 |
Family
ID=11143396
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7516719A Withdrawn FR2275922A1 (fr) | 1974-05-28 | 1975-05-28 | Dispositif de protection pour moteur electrique triphase |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2523365A1 (fr) |
FR (1) | FR2275922A1 (fr) |
IT (1) | IT1013821B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0025022A1 (fr) * | 1979-09-03 | 1981-03-11 | LA PUNTIMATIC S.n.c. di Musiani Franco & C. | Dispositif détecteur de surintensités et de perte d'une ou de deux phases |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4628395A (en) * | 1983-11-21 | 1986-12-09 | Mitsubishi Denki Kabushiki Kaisha | Overload protecting circuit for an inverter device |
AT402457B (de) * | 1993-01-25 | 1997-05-26 | Halid Buric | Schutzschaltung für einen drehstrommotor |
-
1974
- 1974-05-28 IT IT1281774A patent/IT1013821B/it active
-
1975
- 1975-05-27 DE DE19752523365 patent/DE2523365A1/de active Pending
- 1975-05-28 FR FR7516719A patent/FR2275922A1/fr not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0025022A1 (fr) * | 1979-09-03 | 1981-03-11 | LA PUNTIMATIC S.n.c. di Musiani Franco & C. | Dispositif détecteur de surintensités et de perte d'une ou de deux phases |
Also Published As
Publication number | Publication date |
---|---|
DE2523365A1 (de) | 1975-12-11 |
IT1013821B (it) | 1977-03-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |