ATA341381A - COMBINATION OF A MOTOR WITH A HEAT PROTECTOR DEVICE WITH TWO TIME CONSTANT CIRCUITS - Google Patents

COMBINATION OF A MOTOR WITH A HEAT PROTECTOR DEVICE WITH TWO TIME CONSTANT CIRCUITS

Info

Publication number
ATA341381A
ATA341381A AT813413A AT341381A ATA341381A AT A341381 A ATA341381 A AT A341381A AT 813413 A AT813413 A AT 813413A AT 341381 A AT341381 A AT 341381A AT A341381 A ATA341381 A AT A341381A
Authority
AT
Austria
Prior art keywords
motor
combination
time constant
protector device
heat protector
Prior art date
Application number
AT813413A
Other languages
German (de)
Other versions
AT389961B (en
Inventor
Christian Cadet
Gilles Baurand
Bernard Dumortier
Georges Souques
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 ATA341381A publication Critical patent/ATA341381A/en
Application granted granted Critical
Publication of AT389961B publication Critical patent/AT389961B/en

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
AT0341381A 1980-08-04 1981-08-03 COMBINATION OF A MOTOR WITH A HEAT PROTECTOR DEVICE WITH TWO TIME CONSTANT CIRCUITS AT389961B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8017424A FR2488458A1 (en) 1980-08-04 1980-08-04 THERMAL PROTECTION CIRCUIT OF AN ELECTRIC MOTOR COMPRISING TWO TIME-CONSTANT ORGANS

Publications (2)

Publication Number Publication Date
ATA341381A true ATA341381A (en) 1989-07-15
AT389961B AT389961B (en) 1990-02-26

Family

ID=9244980

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0341381A AT389961B (en) 1980-08-04 1981-08-03 COMBINATION OF A MOTOR WITH A HEAT PROTECTOR DEVICE WITH TWO TIME CONSTANT CIRCUITS

Country Status (11)

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

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 (en) * 1972-05-23 1973-02-28 Sprecher & Schuh Ag Electronic motor protection relay with current-dependent tripping
CH540587A (en) * 1972-08-22 1973-08-15 Sprecher & Schuh Ag Circuit arrangement that represents a thermal image of electrical equipment that is dependent on electrical losses
DE2600472C3 (en) * 1976-01-08 1981-12-10 Siemens AG, 1000 Berlin und 8000 München Overload protection device for an electrical machine
DE2939938C2 (en) * 1979-09-28 1984-05-30 Siemens AG, 1000 Berlin und 8000 München Overload protection arrangement for an electrical machine
FR2468238A1 (en) * 1979-10-16 1981-04-30 Telemecanique Electrique Phase loss or overvoltage protector for motor - has signal fed to comparator via Zener network and driving cut=off relay in motor supply

Also Published As

Publication number Publication date
DE3129730A1 (en) 1982-02-25
SE8104643L (en) 1982-02-05
DE3129730C2 (en) 1990-05-31
AT389961B (en) 1990-02-26
GB2081995A (en) 1982-02-24
FR2488458A1 (en) 1982-02-12
NO812629L (en) 1982-02-05
CH642199A5 (en) 1984-03-30
FR2488458B1 (en) 1984-05-18
SE447685B (en) 1986-12-01
IT8123345A0 (en) 1981-08-03
ES504510A0 (en) 1982-09-16
NL8103660A (en) 1982-03-01
IT1137790B (en) 1986-09-10
NO159470B (en) 1988-09-19
GB2081995B (en) 1985-01-09
ES8207661A1 (en) 1982-09-16
NO159470C (en) 1989-01-04
BE889836A (en) 1981-12-01

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee