AU466358B2 - Overload interrupt system for three-phase electric motor - Google Patents

Overload interrupt system for three-phase electric motor

Info

Publication number
AU466358B2
AU466358B2 AU49230/72A AU4923072A AU466358B2 AU 466358 B2 AU466358 B2 AU 466358B2 AU 49230/72 A AU49230/72 A AU 49230/72A AU 4923072 A AU4923072 A AU 4923072A AU 466358 B2 AU466358 B2 AU 466358B2
Authority
AU
Australia
Prior art keywords
electric motor
phase electric
interrupt system
overload interrupt
overload
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU49230/72A
Other languages
English (en)
Other versions
AU4923072A (en
Inventor
Hantz Gil
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanina Ltd And Gil Hantz
Original Assignee
Shanina Ltd And Gil Hantz
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 Shanina Ltd And Gil Hantz filed Critical Shanina Ltd And Gil Hantz
Publication of AU4923072A publication Critical patent/AU4923072A/en
Application granted granted Critical
Publication of AU466358B2 publication Critical patent/AU466358B2/en
Expired legal-status Critical Current

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
AU49230/72A 1971-12-27 1972-11-23 Overload interrupt system for three-phase electric motor Expired AU466358B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ILIL38457 1971-12-27
IL38457A IL38457A (en) 1971-12-27 1971-12-27 Overload interrupt systems for three-phase induction motor

Publications (2)

Publication Number Publication Date
AU4923072A AU4923072A (en) 1974-05-23
AU466358B2 true AU466358B2 (en) 1975-10-30

Family

ID=11046269

Family Applications (1)

Application Number Title Priority Date Filing Date
AU49230/72A Expired AU466358B2 (en) 1971-12-27 1972-11-23 Overload interrupt system for three-phase electric motor

Country Status (12)

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

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
ES410087A1 (es) 1975-12-01
ZA728249B (en) 1973-08-29
AU4923072A (en) 1974-05-23
AT324475B (de) 1975-09-10
NL7217420A (enrdf_load_stackoverflow) 1973-06-29
FR2165985A1 (enrdf_load_stackoverflow) 1973-08-10
FR2165985B1 (enrdf_load_stackoverflow) 1977-04-22
IL38457A0 (en) 1972-02-29
IL38457A (en) 1975-02-10
GB1423158A (en) 1976-01-28
BE793355A (fr) 1973-04-16
RO64898A (fr) 1979-07-15
DE2260786A1 (de) 1973-07-05
CH547025A (de) 1974-03-15

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