IT1042217B - PROTECTION DEVICE FOR A ROTATING ELECTRIC MACHINE - Google Patents

PROTECTION DEVICE FOR A ROTATING ELECTRIC MACHINE

Info

Publication number
IT1042217B
IT1042217B IT2679375A IT2679375A IT1042217B IT 1042217 B IT1042217 B IT 1042217B IT 2679375 A IT2679375 A IT 2679375A IT 2679375 A IT2679375 A IT 2679375A IT 1042217 B IT1042217 B IT 1042217B
Authority
IT
Italy
Prior art keywords
electric machine
protection device
rotating electric
rotating
protection
Prior art date
Application number
IT2679375A
Other languages
Italian (it)
Original Assignee
Unelec
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 Unelec filed Critical Unelec
Application granted granted Critical
Publication of IT1042217B publication Critical patent/IT1042217B/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
    • H02H7/0852—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
IT2679375A 1974-09-02 1975-09-02 PROTECTION DEVICE FOR A ROTATING ELECTRIC MACHINE IT1042217B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7429833A FR2283570A1 (en) 1974-09-02 1974-09-02 THERMAL PROTECTION DEVICE

Publications (1)

Publication Number Publication Date
IT1042217B true IT1042217B (en) 1980-01-30

Family

ID=9142739

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2679375A IT1042217B (en) 1974-09-02 1975-09-02 PROTECTION DEVICE FOR A ROTATING ELECTRIC MACHINE

Country Status (7)

Country Link
BE (1) BE832419A (en)
BR (1) BR7505580A (en)
CH (1) CH600642A5 (en)
DE (1) DE2537950A1 (en)
FR (1) FR2283570A1 (en)
GB (1) GB1522836A (en)
IT (1) IT1042217B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0019012A1 (en) * 1979-05-18 1980-11-26 Philips Kommunikations Industrie AG Protection device with two temperature monitoring circuits for electric machines
US4405558A (en) * 1980-10-15 1983-09-20 Westinghouse Electric Corp. Nuclear reactor shutdown system
JPS61185231U (en) * 1985-05-04 1986-11-19
US5003208A (en) * 1988-08-31 1991-03-26 Mabuchi Motor Co. Ltd. Miniature motor having positive-coefficient thermistor
CN113364221B (en) * 2021-06-23 2022-07-26 珠海格力电器股份有限公司 Motor rotor temperature detection system and motor comprising same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2044917A5 (en) * 1969-02-28 1971-02-26 Pretnar Jozef
JPS4731241Y1 (en) * 1969-12-16 1972-09-19
FR2096641B2 (en) * 1970-03-10 1973-10-19 Comp Generale Electricite
US3651379A (en) * 1970-10-30 1972-03-21 Motorola Inc Temperature responsive circuit for protecting an electron device

Also Published As

Publication number Publication date
CH600642A5 (en) 1978-06-30
BE832419A (en) 1976-02-16
GB1522836A (en) 1978-08-31
FR2283570A1 (en) 1976-03-26
FR2283570B1 (en) 1979-06-01
DE2537950A1 (en) 1976-03-11
BR7505580A (en) 1976-08-03

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