FR2339979A1 - Relais de surcharge a semi-conducteur - Google Patents

Relais de surcharge a semi-conducteur

Info

Publication number
FR2339979A1
FR2339979A1 FR7702840A FR7702840A FR2339979A1 FR 2339979 A1 FR2339979 A1 FR 2339979A1 FR 7702840 A FR7702840 A FR 7702840A FR 7702840 A FR7702840 A FR 7702840A FR 2339979 A1 FR2339979 A1 FR 2339979A1
Authority
FR
France
Prior art keywords
semiconductor
overload relay
overload
relay
semiconductor 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.)
Granted
Application number
FR7702840A
Other languages
English (en)
Other versions
FR2339979B1 (fr
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.)
Schneider Electric USA Inc
Original Assignee
Square D Co
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
Priority claimed from US05/654,423 external-priority patent/US4048663A/en
Application filed by Square D Co filed Critical Square D Co
Publication of FR2339979A1 publication Critical patent/FR2339979A1/fr
Application granted granted Critical
Publication of FR2339979B1 publication Critical patent/FR2339979B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H02H3/02—Details
    • H02H3/06—Details with automatic reconnection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • 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
    • H02H3/02—Details
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
    • H02H3/044—Checking correct functioning of protective arrangements, e.g. by simulating a fault
    • 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
    • H02H3/08—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 excess current
    • H02H3/083—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 excess current for three-phase systems
    • 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
    • H02H3/08—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 excess current
    • H02H3/093—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 excess current with timing means
    • 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
FR7702840A 1976-02-02 1977-02-02 Relais de surcharge a semi-conducteur Granted FR2339979A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/654,423 US4048663A (en) 1977-10-10 1976-02-02 Solid state overload relay transformer circuit

Publications (2)

Publication Number Publication Date
FR2339979A1 true FR2339979A1 (fr) 1977-08-26
FR2339979B1 FR2339979B1 (fr) 1984-02-03

Family

ID=24624784

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7702840A Granted FR2339979A1 (fr) 1976-02-02 1977-02-02 Relais de surcharge a semi-conducteur

Country Status (6)

Country Link
AU (1) AU515384B2 (fr)
DE (1) DE2704337A1 (fr)
FR (1) FR2339979A1 (fr)
GB (1) GB1555214A (fr)
IT (1) IT1085308B (fr)
ZA (1) ZA77581B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0090716A1 (fr) * 1982-03-26 1983-10-05 Esswein S.A. Lave-linge à moteur d'entraînement du tambour de puissance réduite
FR2544352A2 (fr) * 1982-12-30 1984-10-19 Esswein Sa Lave-linge a energie de brassage du linge variable en fonction du couple resistant s'opposant au moteur d'entrainement du tambour

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2920055A1 (de) * 1979-05-18 1980-11-27 Barmag Barmer Maschf Antriebseinrichtung, bestehend aus mehreren drehstrommotoren
DE10148815A1 (de) * 2001-10-02 2003-04-10 Abb Patent Gmbh Verfahren und Einrichtung zur Stromwertermittlung unter Einsatz eines Stromwandlers, welcher im Bereich der Kernsättigung arbeitet
DE102020125923A1 (de) 2020-10-04 2022-04-07 EPA GmbH Absorptionsfilter sowie Verfahren zur Herstellung eines solchen

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1961686A1 (de) * 1969-12-02 1971-06-09 Siemens Ag UEberstromschutzrelais fuer Wechselstromnetze
DE2150948A1 (de) * 1971-10-13 1973-04-19 Dumser Schaltanlagenbau Josef Einrichtung zur begrenzung des einem elektrischen versorgungsnetz entnommenen stromes
FR2213609A1 (fr) * 1972-11-01 1974-08-02 Square D Co
FR2215736A1 (fr) * 1973-01-30 1974-08-23 Westinghouse Electric Corp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3875464A (en) * 1973-10-10 1975-04-01 Westinghouse Electric Corp Solid state overload relay

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1961686A1 (de) * 1969-12-02 1971-06-09 Siemens Ag UEberstromschutzrelais fuer Wechselstromnetze
DE2150948A1 (de) * 1971-10-13 1973-04-19 Dumser Schaltanlagenbau Josef Einrichtung zur begrenzung des einem elektrischen versorgungsnetz entnommenen stromes
FR2213609A1 (fr) * 1972-11-01 1974-08-02 Square D Co
FR2215736A1 (fr) * 1973-01-30 1974-08-23 Westinghouse Electric Corp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0090716A1 (fr) * 1982-03-26 1983-10-05 Esswein S.A. Lave-linge à moteur d'entraînement du tambour de puissance réduite
FR2544352A2 (fr) * 1982-12-30 1984-10-19 Esswein Sa Lave-linge a energie de brassage du linge variable en fonction du couple resistant s'opposant au moteur d'entrainement du tambour

Also Published As

Publication number Publication date
FR2339979B1 (fr) 1984-02-03
DE2704337A1 (de) 1977-08-04
IT1085308B (it) 1985-05-28
AU515384B2 (en) 1981-04-02
AU2951477A (en) 1979-04-26
ZA77581B (en) 1977-12-28
GB1555214A (en) 1979-11-07

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Legal Events

Date Code Title Description
ST Notification of lapse