IT999384B - PROTECTION CIRCUIT FOR AN ELECTRIC DRIVE MOTOR - Google Patents

PROTECTION CIRCUIT FOR AN ELECTRIC DRIVE MOTOR

Info

Publication number
IT999384B
IT999384B IT3132873A IT3132873A IT999384B IT 999384 B IT999384 B IT 999384B IT 3132873 A IT3132873 A IT 3132873A IT 3132873 A IT3132873 A IT 3132873A IT 999384 B IT999384 B IT 999384B
Authority
IT
Italy
Prior art keywords
drive motor
protection circuit
electric drive
electric
protection
Prior art date
Application number
IT3132873A
Other languages
Italian (it)
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of IT999384B publication Critical patent/IT999384B/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
    • H02H7/085—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
    • H02H7/0858—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 by reversing, cycling or reducing the power supply to the motor
    • 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
    • H02H7/0852—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 directly responsive to abnormal temperature by using a temperature sensor
IT3132873A 1972-11-16 1973-11-15 PROTECTION CIRCUIT FOR AN ELECTRIC DRIVE MOTOR IT999384B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722256134 DE2256134A1 (en) 1972-11-16 1972-11-16 SAFETY CIRCUIT FOR AN ELECTRIC DRIVE MOTOR

Publications (1)

Publication Number Publication Date
IT999384B true IT999384B (en) 1976-02-20

Family

ID=5861873

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3132873A IT999384B (en) 1972-11-16 1973-11-15 PROTECTION CIRCUIT FOR AN ELECTRIC DRIVE MOTOR

Country Status (3)

Country Link
DE (1) DE2256134A1 (en)
FR (1) FR2213610B1 (en)
IT (1) IT999384B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4701902A (en) 1984-04-27 1987-10-20 Pioneer Electronic Corporation Automatic loading disc player

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE699563C (en) * 1937-11-20 1940-12-02 Voigt & Haeffner Akt Ges Remote-controlled circuit breaker for portable, electrically driven machines
FR1428859A (en) * 1964-03-23 1966-02-18 Licentia Gmbh Operating device for automatic disconnection of electrical appliances in the event of abnormal heating
DE7021203U (en) * 1970-06-06 1971-12-02 Bosch Gmbh Robert OVERLOAD PROTECTION DEVICE FOR ELECTRIC MACHINERY WITH GRINDING BRUSHES.

Also Published As

Publication number Publication date
FR2213610A1 (en) 1974-08-02
DE2256134A1 (en) 1974-05-30
FR2213610B1 (en) 1977-03-11

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