NO159470C - Anordning for varmebeskyttelse av en elektrisk motor. - Google Patents
Anordning for varmebeskyttelse av en elektrisk motor.Info
- Publication number
- NO159470C NO159470C NO812629A NO812629A NO159470C NO 159470 C NO159470 C NO 159470C NO 812629 A NO812629 A NO 812629A NO 812629 A NO812629 A NO 812629A NO 159470 C NO159470 C NO 159470C
- Authority
- NO
- Norway
- Prior art keywords
- heat protection
- electric engine
- engine
- electric
- protection
- Prior art date
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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H6/00—Emergency protective circuit arrangements responsive to undesired changes from normal non-electric working conditions using simulators of the apparatus being protected, e.g. using thermal images
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8017424A FR2488458A1 (fr) | 1980-08-04 | 1980-08-04 | Circuit de protection thermique d'un moteur electrique comportant deux organes a constante de temps |
Publications (3)
Publication Number | Publication Date |
---|---|
NO812629L NO812629L (no) | 1982-02-05 |
NO159470B NO159470B (no) | 1988-09-19 |
NO159470C true NO159470C (no) | 1989-01-04 |
Family
ID=9244980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO812629A NO159470C (no) | 1980-08-04 | 1981-08-03 | Anordning for varmebeskyttelse av en elektrisk motor. |
Country Status (11)
Country | Link |
---|---|
AT (1) | AT389961B (fr) |
BE (1) | BE889836A (fr) |
CH (1) | CH642199A5 (fr) |
DE (1) | DE3129730A1 (fr) |
ES (1) | ES8207661A1 (fr) |
FR (1) | FR2488458A1 (fr) |
GB (1) | GB2081995B (fr) |
IT (1) | IT1137790B (fr) |
NL (1) | NL8103660A (fr) |
NO (1) | NO159470C (fr) |
SE (1) | SE447685B (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4819118A (en) * | 1988-06-02 | 1989-04-04 | Westinghouse Electric Corp. | Electromagnetic contactor tandem control system for thermal protection of a bidirectional motor drive |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH534444A (de) * | 1972-05-23 | 1973-02-28 | Sprecher & Schuh Ag | Elektronisches Motorschutzrelais mit stromabhängiger Auslösung |
CH540587A (de) * | 1972-08-22 | 1973-08-15 | Sprecher & Schuh Ag | Schaltungsanordnung, welche ein von elektrischen Verlusten abhängiges thermisches Abbild eines elektrischen Betriebsmittels darstellt |
DE2600472C3 (de) * | 1976-01-08 | 1981-12-10 | Siemens AG, 1000 Berlin und 8000 München | Überlastschutzeinrichtung für eine elektrische Maschine |
DE2939938C2 (de) * | 1979-09-28 | 1984-05-30 | Siemens AG, 1000 Berlin und 8000 München | Überlast-Schutzanordnung für eine elektrische Maschine |
FR2468238A1 (fr) * | 1979-10-16 | 1981-04-30 | Telemecanique Electrique | Dispositif electronique de protection d'un moteur electrique contre les surcharges et la perte d'une phase de la tension alternative triphasee d'alimentation |
-
1980
- 1980-08-04 FR FR8017424A patent/FR2488458A1/fr active Granted
-
1981
- 1981-07-28 DE DE19813129730 patent/DE3129730A1/de active Granted
- 1981-08-03 BE BE0/205565A patent/BE889836A/fr not_active IP Right Cessation
- 1981-08-03 NL NL8103660A patent/NL8103660A/nl not_active Application Discontinuation
- 1981-08-03 CH CH499781A patent/CH642199A5/fr not_active IP Right Cessation
- 1981-08-03 NO NO812629A patent/NO159470C/no unknown
- 1981-08-03 SE SE8104643A patent/SE447685B/sv not_active IP Right Cessation
- 1981-08-03 IT IT23345/81A patent/IT1137790B/it active
- 1981-08-03 AT AT0341381A patent/AT389961B/de not_active IP Right Cessation
- 1981-08-03 ES ES504510A patent/ES8207661A1/es not_active Expired
- 1981-08-04 GB GB8123751A patent/GB2081995B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE8104643L (sv) | 1982-02-05 |
FR2488458A1 (fr) | 1982-02-12 |
IT1137790B (it) | 1986-09-10 |
GB2081995B (en) | 1985-01-09 |
GB2081995A (en) | 1982-02-24 |
NO159470B (no) | 1988-09-19 |
AT389961B (de) | 1990-02-26 |
BE889836A (fr) | 1981-12-01 |
SE447685B (sv) | 1986-12-01 |
NL8103660A (nl) | 1982-03-01 |
IT8123345A0 (it) | 1981-08-03 |
DE3129730A1 (de) | 1982-02-25 |
DE3129730C2 (fr) | 1990-05-31 |
ES504510A0 (es) | 1982-09-16 |
ATA341381A (de) | 1989-07-15 |
CH642199A5 (fr) | 1984-03-30 |
NO812629L (no) | 1982-02-05 |
FR2488458B1 (fr) | 1984-05-18 |
ES8207661A1 (es) | 1982-09-16 |
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