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GB1115588A - Circuit for automatically adjusting a load to different dc supply voltages - Google Patents

Circuit for automatically adjusting a load to different dc supply voltages

Info

Publication number
GB1115588A
GB1115588A GB5410866A GB5410866A GB1115588A GB 1115588 A GB1115588 A GB 1115588A GB 5410866 A GB5410866 A GB 5410866A GB 5410866 A GB5410866 A GB 5410866A GB 1115588 A GB1115588 A GB 1115588A
Authority
GB
United Kingdom
Prior art keywords
transistor
load
circuit
resistor
supply voltages
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
GB5410866A
Other languages
English (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.)
TDK Micronas GmbH
ITT Inc
Original Assignee
Deutsche ITT Industries GmbH
ITT Industries Inc
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 Deutsche ITT Industries GmbH, ITT Industries Inc filed Critical Deutsche ITT Industries GmbH
Publication of GB1115588A publication Critical patent/GB1115588A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
    • H02H11/006—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage
    • H02H11/007—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage involving automatic switching for adapting the protected apparatus to the supply voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P4/00—Arrangements specially adapted for regulating or controlling the speed or torque of electric motors that can be connected to two or more different electric power supplies

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Control Of Direct Current Motors (AREA)
  • Electronic Switches (AREA)
GB5410866A 1965-12-06 1966-12-02 Circuit for automatically adjusting a load to different dc supply voltages Expired GB1115588A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEJ0029523 1965-12-06

Publications (1)

Publication Number Publication Date
GB1115588A true GB1115588A (en) 1968-05-29

Family

ID=7203628

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5410866A Expired GB1115588A (en) 1965-12-06 1966-12-02 Circuit for automatically adjusting a load to different dc supply voltages

Country Status (4)

Country Link
BE (1) BE690745A (de)
DE (1) DE1513214B2 (de)
GB (1) GB1115588A (de)
NL (1) NL6617158A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4496941A (en) * 1982-01-07 1985-01-29 Restbury Limited Switch protection device
GB2181311A (en) * 1985-10-02 1987-04-15 Sanyo Electric Co Dual voltage electric heating apparatus

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3564640D1 (en) * 1984-05-29 1988-09-29 Siemens Ag Arrangement for the excitation of relays

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4496941A (en) * 1982-01-07 1985-01-29 Restbury Limited Switch protection device
GB2181311A (en) * 1985-10-02 1987-04-15 Sanyo Electric Co Dual voltage electric heating apparatus
GB2181311B (en) * 1985-10-02 1989-09-27 Sanyo Electric Co Electric heating apparatus

Also Published As

Publication number Publication date
DE1513214B2 (de) 1970-10-15
NL6617158A (de) 1967-06-07
DE1513214A1 (de) 1969-07-03
BE690745A (de) 1967-06-06

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