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DE59500653D1 - DC economy circuit - Google Patents

DC economy circuit

Info

Publication number
DE59500653D1
DE59500653D1 DE59500653T DE59500653T DE59500653D1 DE 59500653 D1 DE59500653 D1 DE 59500653D1 DE 59500653 T DE59500653 T DE 59500653T DE 59500653 T DE59500653 T DE 59500653T DE 59500653 D1 DE59500653 D1 DE 59500653D1
Authority
DE
Germany
Prior art keywords
economy circuit
economy
circuit
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 - Fee Related
Application number
DE59500653T
Other languages
German (de)
Inventor
Kurt Held
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.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
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 Siemens AG, Siemens Corp filed Critical Siemens AG
Application granted granted Critical
Publication of DE59500653D1 publication Critical patent/DE59500653D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
    • H01F7/1805—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current
    • H01F7/1833—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current by changing number of parallel-connected turns or windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
    • H01F7/1805—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current
    • H01F7/1816—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current making use of an energy accumulator

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Relay Circuits (AREA)
DE59500653T 1994-03-11 1995-03-08 DC economy circuit Expired - Fee Related DE59500653D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4408296 1994-03-11

Publications (1)

Publication Number Publication Date
DE59500653D1 true DE59500653D1 (en) 1997-10-23

Family

ID=6512546

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59500653T Expired - Fee Related DE59500653D1 (en) 1994-03-11 1995-03-08 DC economy circuit

Country Status (2)

Country Link
EP (1) EP0671747B1 (en)
DE (1) DE59500653D1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1014694C2 (en) * 2000-03-20 2001-09-21 Actuant Corp Method and device for controlling a number of solenoid valves of a hydraulic system. Method for controlling coils of an electromagnetic control device and such a device suitable for applying the method.
WO2013044446A1 (en) * 2011-09-27 2013-04-04 Siemens Aktiengesellschaft Contactor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1170073B (en) * 1961-09-13 1964-05-14 Ibm Deutschland Switching arrangement to reduce the pick-up time for relays
US3361939A (en) * 1965-03-22 1968-01-02 Whittaker Corp Electrical actuator
GB2170669A (en) * 1985-02-05 1986-08-06 Era Patents Ltd Solenoid energisation circuit
JP2609654B2 (en) * 1988-01-19 1997-05-14 群馬日本電気株式会社 Flexible disk device

Also Published As

Publication number Publication date
EP0671747A3 (en) 1995-11-29
EP0671747B1 (en) 1997-09-17
EP0671747A2 (en) 1995-09-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee