FR1414701A - Dispositif protecteur contre les surcharges - Google Patents
Dispositif protecteur contre les surchargesInfo
- Publication number
- FR1414701A FR1414701A FR771685A FR771685A FR1414701A FR 1414701 A FR1414701 A FR 1414701A FR 771685 A FR771685 A FR 771685A FR 771685 A FR771685 A FR 771685A FR 1414701 A FR1414701 A FR 1414701A
- Authority
- FR
- France
- Prior art keywords
- protection device
- overload protection
- overload
- protection
- 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
- 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
- H02H7/085—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 excessive load
- H02H7/0855—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 excessive load avoiding response to transient overloads, e.g. during starting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/44—Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay
-
- 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
- H02H7/085—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 excessive load
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US63539457 US2890402A (en) | 1957-01-22 | 1957-01-22 | Overload protective device for motor control systems |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1414701A true FR1414701A (fr) | 1965-10-22 |
Family
ID=52822233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR771685A Expired FR1414701A (fr) | 1957-01-22 | 1958-08-01 | Dispositif protecteur contre les surcharges |
Country Status (4)
Country | Link |
---|---|
US (1) | US2890402A (fr) |
JP (1) | JPS363226B1 (fr) |
FR (1) | FR1414701A (fr) |
GB (1) | GB840840A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112383026B (zh) * | 2020-11-05 | 2022-10-11 | 山西垣曲抽水蓄能有限公司 | 一种保护配合关系的检查方法、装置、介质及电子设备 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2735041A (en) * | 1956-02-14 | Electric protective system utilizing | ||
US1922089A (en) * | 1930-09-06 | 1933-08-15 | Union Switch & Signal Co | Slow acting relay |
US2339125A (en) * | 1942-07-21 | 1944-01-11 | Gen Electric | Electromagnetic time element device |
US2626377A (en) * | 1949-01-12 | 1953-01-20 | Electric Controller & Mfg Co | Combination of an electric switch and air core reactor for protecting electrical equipment from excessive fault currents |
-
1957
- 1957-01-22 US US63539457 patent/US2890402A/en not_active Expired - Lifetime
-
1958
- 1958-07-09 GB GB2199458A patent/GB840840A/en not_active Expired
- 1958-08-01 FR FR771685A patent/FR1414701A/fr not_active Expired
- 1958-08-13 JP JP2289258A patent/JPS363226B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US2890402A (en) | 1959-06-09 |
GB840840A (en) | 1960-07-13 |
JPS363226B1 (fr) | 1961-04-15 |
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