FR2249414A1 - - Google Patents

Info

Publication number
FR2249414A1
FR2249414A1 FR7434903A FR7434903A FR2249414A1 FR 2249414 A1 FR2249414 A1 FR 2249414A1 FR 7434903 A FR7434903 A FR 7434903A FR 7434903 A FR7434903 A FR 7434903A FR 2249414 A1 FR2249414 A1 FR 2249414A1
Authority
FR
France
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
FR7434903A
Other languages
French (fr)
Other versions
FR2249414B1 (en
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.)
Elster Kromschroeder GmbH
Original Assignee
G Kromschroeder AG
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 DE19732353396 external-priority patent/DE2353396A1/en
Priority claimed from DE2420037A external-priority patent/DE2420037A1/en
Application filed by G Kromschroeder AG filed Critical G Kromschroeder AG
Publication of FR2249414A1 publication Critical patent/FR2249414A1/fr
Application granted granted Critical
Publication of FR2249414B1 publication Critical patent/FR2249414B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
    • H01H47/32—Energising current supplied by semiconductor device
    • H01H47/325—Energising current supplied by semiconductor device by switching regulator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Relay Circuits (AREA)
FR7434903A 1973-10-25 1974-10-17 Expired FR2249414B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19732353396 DE2353396A1 (en) 1973-10-25 1973-10-25 Electromagnet switching from attraction to holding excitation - uses only one winding designed for reduced holding current and accepting initial attraction current
DE2420037A DE2420037A1 (en) 1974-04-25 1974-04-25 Electromagnet excitation circuit - holding current is reduced by phase chopping control after initial full power excitation

Publications (2)

Publication Number Publication Date
FR2249414A1 true FR2249414A1 (en) 1975-05-23
FR2249414B1 FR2249414B1 (en) 1979-02-16

Family

ID=25766002

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7434903A Expired FR2249414B1 (en) 1973-10-25 1974-10-17

Country Status (4)

Country Link
FR (1) FR2249414B1 (en)
GB (1) GB1482815A (en)
IT (1) IT1022723B (en)
NL (1) NL7411941A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0440498A2 (en) * 1990-02-01 1991-08-07 Eaton Corporation Electrical contactor with controlled closure characteristic

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2170669A (en) * 1985-02-05 1986-08-06 Era Patents Ltd Solenoid energisation circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0440498A2 (en) * 1990-02-01 1991-08-07 Eaton Corporation Electrical contactor with controlled closure characteristic
EP0440498A3 (en) * 1990-02-01 1992-07-22 Westinghouse Electric Corporation Electrical contactor with controlled closure characteristic

Also Published As

Publication number Publication date
NL7411941A (en) 1975-04-29
GB1482815A (en) 1977-08-17
FR2249414B1 (en) 1979-02-16
IT1022723B (en) 1978-04-20

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Legal Events

Date Code Title Description
ST Notification of lapse