AT324475B - Schaltungsanordnung zur unterbrechung der stromzufuhr zu einem drehstrommotor - Google Patents

Schaltungsanordnung zur unterbrechung der stromzufuhr zu einem drehstrommotor

Info

Publication number
AT324475B
AT324475B AT1071272A AT1071272A AT324475B AT 324475 B AT324475 B AT 324475B AT 1071272 A AT1071272 A AT 1071272A AT 1071272 A AT1071272 A AT 1071272A AT 324475 B AT324475 B AT 324475B
Authority
AT
Austria
Prior art keywords
interrupting
phase
motor
power supply
circuit arrangement
Prior art date
Application number
AT1071272A
Other languages
English (en)
Original Assignee
Sharnoa Ltd
Hagiz Gil
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 Sharnoa Ltd, Hagiz Gil filed Critical Sharnoa Ltd
Application granted granted Critical
Publication of AT324475B publication Critical patent/AT324475B/de

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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/38—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/38—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current
    • H02H3/382—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
AT1071272A 1971-12-27 1972-12-15 Schaltungsanordnung zur unterbrechung der stromzufuhr zu einem drehstrommotor AT324475B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL38457A IL38457A (en) 1971-12-27 1971-12-27 Overload interrupt systems for three-phase induction motor

Publications (1)

Publication Number Publication Date
AT324475B true AT324475B (de) 1975-09-10

Family

ID=11046269

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1071272A AT324475B (de) 1971-12-27 1972-12-15 Schaltungsanordnung zur unterbrechung der stromzufuhr zu einem drehstrommotor

Country Status (12)

Country Link
AT (1) AT324475B (de)
AU (1) AU466358B2 (de)
BE (1) BE793355A (de)
CH (1) CH547025A (de)
DE (1) DE2260786A1 (de)
ES (1) ES410087A1 (de)
FR (1) FR2165985B1 (de)
GB (1) GB1423158A (de)
IL (1) IL38457A (de)
NL (1) NL7217420A (de)
RO (1) RO64898A (de)
ZA (1) ZA728249B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2704820A1 (de) * 1977-02-05 1978-08-17 Eller Vertriebs Ingbuero Ueberlastschutzschaltung fuer elektrische motoren
DE3617452A1 (de) * 1986-05-23 1987-11-26 Klein Schanzlin & Becker Ag Verfahren zur ueberwachung einer asynchronmaschine

Also Published As

Publication number Publication date
RO64898A (fr) 1979-07-15
NL7217420A (de) 1973-06-29
GB1423158A (en) 1976-01-28
FR2165985B1 (de) 1977-04-22
ZA728249B (en) 1973-08-29
BE793355A (fr) 1973-04-16
IL38457A (en) 1975-02-10
ES410087A1 (es) 1975-12-01
AU466358B2 (en) 1975-10-30
DE2260786A1 (de) 1973-07-05
AU4923072A (en) 1974-05-23
IL38457A0 (en) 1972-02-29
FR2165985A1 (de) 1973-08-10
CH547025A (de) 1974-03-15

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