SE7507412L - Kopplingsanordning for att skydda rotorn i en elektrisk maskin. - Google Patents

Kopplingsanordning for att skydda rotorn i en elektrisk maskin.

Info

Publication number
SE7507412L
SE7507412L SE7507412A SE7507412A SE7507412L SE 7507412 L SE7507412 L SE 7507412L SE 7507412 A SE7507412 A SE 7507412A SE 7507412 A SE7507412 A SE 7507412A SE 7507412 L SE7507412 L SE 7507412L
Authority
SE
Sweden
Prior art keywords
temperature
rotor
current
value
protecting
Prior art date
Application number
SE7507412A
Other languages
Unknown language ( )
English (en)
Other versions
SE404280B (sv
Inventor
H Krall
R Richter
Original Assignee
Bbc Brown Boveri & Cie
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of SE7507412L publication Critical patent/SE7507412L/sv
Publication of SE404280B publication Critical patent/SE404280B/sv

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
    • H02H7/0856—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 characterised by the protection measure taken
    • H02H7/0859—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 characterised by the protection measure taken avoiding restarting after fault condition has disappeared
    • 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
SE7507412A 1974-07-01 1975-06-27 Kopplingsanordning for att skydda rotorn i en elektrisk maskin mot for hog temperatur SE404280B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742431540 DE2431540C2 (de) 1974-07-01 1974-07-01 Schaltungsanordnung zum Schutz einer elektrischen Maschine gegen zu hohe Erwärmung mit einer Simulationseinrichtung

Publications (2)

Publication Number Publication Date
SE7507412L true SE7507412L (sv) 1976-01-02
SE404280B SE404280B (sv) 1978-09-25

Family

ID=5919403

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7507412A SE404280B (sv) 1974-07-01 1975-06-27 Kopplingsanordning for att skydda rotorn i en elektrisk maskin mot for hog temperatur

Country Status (9)

Country Link
AT (1) AT338364B (sv)
BE (1) BE830861A (sv)
CH (1) CH591775A5 (sv)
DE (1) DE2431540C2 (sv)
FR (1) FR2277513A7 (sv)
GB (1) GB1508505A (sv)
IT (1) IT1040771B (sv)
NL (1) NL7507740A (sv)
SE (1) SE404280B (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2847765C2 (de) * 1978-11-03 1984-02-16 Kaltenbach & Voigt Gmbh & Co, 7950 Biberach Schaltungsanordnung zum Schutz eines Antriebsmotors vor Überlastung, insbesondere für ein zahnärztliches Arbeitsgerät
DE3046860A1 (de) * 1980-12-12 1982-07-15 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Optische anzeige zur ueberwachung der temperatur der waermeempfindlichen teile eines elektrowerkzeugs
DE3203682A1 (de) * 1982-02-04 1983-08-11 Brown, Boveri & Cie Ag, 6800 Mannheim Antriebssystem fuer fahrzeuge mit einer gleichstrommaschine
DE3311771A1 (de) * 1983-03-31 1984-10-04 Vorwerk & Co Interholding Gmbh, 5600 Wuppertal Ueberwachungsschaltung fuer elektromotoren
DE3519472A1 (de) * 1984-07-03 1986-01-16 Keiper Recaro GmbH & Co, 5630 Remscheid Schutzschaltung
US4550277A (en) * 1984-09-24 1985-10-29 Black & Decker Inc. Overload detection and warning system for electric motors in power tools and the like
DE3638946A1 (de) * 1986-11-14 1988-05-26 Bbc Brown Boveri & Cie Verfahren zum schutz des elektroantriebes eines fahrzeuges gegen ueberlast
FR2685986B1 (fr) * 1992-01-03 1994-06-24 Valeo Electronique Procede et dispositif de controle thermique d'un moteur electrique embarque a bord d'un vehicule et application a un systeme de direction assistee.
US7307396B2 (en) 2004-12-13 2007-12-11 Caterpillar Inc. Overload protection system for an electrical device
DE102007013551A1 (de) 2007-03-19 2008-09-25 Siemens Ag Verfahren zum selbsttätigen Einstellen eines einen Überstromauslöser aufweisenden Schutzgerätes, insbesondere eines Niederspannungsleistungsschalters

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1255184B (de) * 1962-05-19 1967-11-30 Siemens Ag Verfahren und Einrichtung zur Regelung der Vorschubgeschwindigkeit einer durch einenElektromotor angetriebenen Vorschubeinrichtung in Abhaengigkeit von der Belastung des Antriebsmotors der zugehoerigen Arbeitsmaschine

Also Published As

Publication number Publication date
DE2431540C2 (de) 1984-09-13
ATA498375A (de) 1976-12-15
DE2431540A1 (de) 1976-01-22
SE404280B (sv) 1978-09-25
CH591775A5 (sv) 1977-09-30
NL7507740A (nl) 1976-01-05
AT338364B (de) 1977-08-25
GB1508505A (en) 1978-04-26
IT1040771B (it) 1979-12-20
BE830861A (fr) 1975-10-16
FR2277513A7 (fr) 1976-01-30

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