NL8103660A - Keten voor het thermisch beveiligen van een elektrische motor. - Google Patents

Keten voor het thermisch beveiligen van een elektrische motor. Download PDF

Info

Publication number
NL8103660A
NL8103660A NL8103660A NL8103660A NL8103660A NL 8103660 A NL8103660 A NL 8103660A NL 8103660 A NL8103660 A NL 8103660A NL 8103660 A NL8103660 A NL 8103660A NL 8103660 A NL8103660 A NL 8103660A
Authority
NL
Netherlands
Prior art keywords
voltage
capacitor
time constant
motor
current
Prior art date
Application number
NL8103660A
Other languages
English (en)
Dutch (nl)
Original Assignee
Telemecanique Electrique
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 Telemecanique Electrique filed Critical Telemecanique Electrique
Publication of NL8103660A publication Critical patent/NL8103660A/nl

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

Landscapes

  • Protection Of Generators And Motors (AREA)
  • Control Of Direct Current Motors (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
NL8103660A 1980-08-04 1981-08-03 Keten voor het thermisch beveiligen van een elektrische motor. NL8103660A (nl)

Applications Claiming Priority (2)

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
FR8017424 1980-08-04

Publications (1)

Publication Number Publication Date
NL8103660A true NL8103660A (nl) 1982-03-01

Family

ID=9244980

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8103660A NL8103660A (nl) 1980-08-04 1981-08-03 Keten voor het thermisch beveiligen van een elektrische motor.

Country Status (11)

Country Link
AT (1) AT389961B (de)
BE (1) BE889836A (de)
CH (1) CH642199A5 (de)
DE (1) DE3129730A1 (de)
ES (1) ES8207661A1 (de)
FR (1) FR2488458A1 (de)
GB (1) GB2081995B (de)
IT (1) IT1137790B (de)
NL (1) NL8103660A (de)
NO (1) NO159470C (de)
SE (1) SE447685B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE3129730A1 (de) 1982-02-25
DE3129730C2 (de) 1990-05-31
CH642199A5 (fr) 1984-03-30
AT389961B (de) 1990-02-26
NO812629L (no) 1982-02-05
NO159470B (no) 1988-09-19
GB2081995A (en) 1982-02-24
FR2488458B1 (de) 1984-05-18
IT1137790B (it) 1986-09-10
GB2081995B (en) 1985-01-09
IT8123345A0 (it) 1981-08-03
FR2488458A1 (fr) 1982-02-12
ES504510A0 (es) 1982-09-16
BE889836A (fr) 1981-12-01
SE8104643L (sv) 1982-02-05
NO159470C (no) 1989-01-04
SE447685B (sv) 1986-12-01
ES8207661A1 (es) 1982-09-16
ATA341381A (de) 1989-07-15

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed