IT1037934B - CIRCUITAL DEVICE SERVING TO PROTECT AGAINST OVERLOAD AN ELECTRONIC CIRCUIT DEVICE WORKING IN OPERATION ON OFF - Google Patents

CIRCUITAL DEVICE SERVING TO PROTECT AGAINST OVERLOAD AN ELECTRONIC CIRCUIT DEVICE WORKING IN OPERATION ON OFF

Info

Publication number
IT1037934B
IT1037934B IT23108/75A IT2310875A IT1037934B IT 1037934 B IT1037934 B IT 1037934B IT 23108/75 A IT23108/75 A IT 23108/75A IT 2310875 A IT2310875 A IT 2310875A IT 1037934 B IT1037934 B IT 1037934B
Authority
IT
Italy
Prior art keywords
electronic circuit
protect against
circuital
against overload
circuit device
Prior art date
Application number
IT23108/75A
Other languages
Italian (it)
Original Assignee
Boehringer A
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 Boehringer A filed Critical Boehringer A
Application granted granted Critical
Publication of IT1037934B publication Critical patent/IT1037934B/en

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
    • H02H7/10—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 converters; for rectifiers
    • H02H7/12—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 converters; for rectifiers for static converters or rectifiers
    • 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
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/29—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using pulse modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Electronic Switches (AREA)
IT23108/75A 1974-05-08 1975-05-07 CIRCUITAL DEVICE SERVING TO PROTECT AGAINST OVERLOAD AN ELECTRONIC CIRCUIT DEVICE WORKING IN OPERATION ON OFF IT1037934B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2422351A DE2422351A1 (en) 1974-05-08 1974-05-08 OVERLOAD PROTECTION FOR POWER TRANSISTORS, IN PARTICULAR IN PARALLEL OPERATION

Publications (1)

Publication Number Publication Date
IT1037934B true IT1037934B (en) 1979-11-20

Family

ID=5915018

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23108/75A IT1037934B (en) 1974-05-08 1975-05-07 CIRCUITAL DEVICE SERVING TO PROTECT AGAINST OVERLOAD AN ELECTRONIC CIRCUIT DEVICE WORKING IN OPERATION ON OFF

Country Status (4)

Country Link
DE (1) DE2422351A1 (en)
FR (1) FR2270705B1 (en)
GB (1) GB1512073A (en)
IT (1) IT1037934B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2617883A1 (en) * 1976-04-23 1977-11-10 Bosch Gmbh Robert PULSE CONTROL CIRCUIT FOR ELECTRIC CONSUMERS
FR2380654A1 (en) * 1977-02-11 1978-09-08 Dba Current limiting system for parallel power amplifiers - is for motor supply circuits and prevents overloading of individual amplifiers using threshold detector
IT1110628B (en) * 1979-01-30 1985-12-23 Sp El Srl CIRCUIT FOR THE AUTOMATIC PROTECTION OF POWER TRANSISTORS, ESPECIALLY FOR SWITCHING CONVERTERS OR SIMILAR
FR2541639B1 (en) * 1983-02-25 1988-06-03 Marchal Equip Auto WIPER SYSTEM WITH OVERLOAD SENSOR CONTROLLING THE REVERSAL OF THE DIRECTION OF BRUSHES
GB2236919B (en) * 1989-10-04 1994-03-30 Kone Elevator Gmbh Overload and short-circuit protection circuit
US5091816A (en) * 1989-10-10 1992-02-25 Kone Elevator Gmbh Procedure and device for overload and short-circuit protection of output drivers

Also Published As

Publication number Publication date
DE2422351A1 (en) 1975-11-20
FR2270705A1 (en) 1975-12-05
GB1512073A (en) 1978-05-24
FR2270705B1 (en) 1979-04-27

Similar Documents

Publication Publication Date Title
IT1089623B (en) PROTECTION DEVICE FOR ELECTRONIC CIRCUITS AGAINST OVERVOLTAGES
SE399343B (en) ELECTRICAL CIRCUIT PROTECTION DEVICE
PH12750A (en) Circuit breaker with solid state passive overcurrent sensing device
SE7509581L (en) COOLING DEVICE FOR STAND WITH CIRCUIT CARD
IT1049596B (en) PROTECTION DEVICE FOR AN INTEGRATED CIRCUIT POWER ELEMENT
NL7609492A (en) ELECTRONIC OVERLOAD DETECTION DEVICE.
SE7512824L (en) ELECTRONIC DEVICE
SE411965B (en) ELECTRONIC DEVICE FOR HAZARD GAMES
SE7507691L (en) ELECTRONIC TENDER DEVICE.
IT1037934B (en) CIRCUITAL DEVICE SERVING TO PROTECT AGAINST OVERLOAD AN ELECTRONIC CIRCUIT DEVICE WORKING IN OPERATION ON OFF
NL7504416A (en) ELECTRONIC OVERVOLTAGE PROTECTION CIRCUIT.
CH422964A (en) Electronic circuit breaker device
IT1029679B (en) PRESENTATION DEVICE FOR ELECTRONIC LOGS
SE410544B (en) CIRCUIT DEVICE CONNECTED BETWEEN A TELEPHONE LINE AND AT LEAST ONE TELEPHONE PART
AT248742B (en) Electronic monitoring device
IT1049038B (en) PROTECTION DEVICE AGAINST CURRENT OVERLOADS
SE406990B (en) INTEGRATED CIRCUIT DEVICE
SE7510361L (en) DEVICE FOR ELECTRONIC GATES
SE386024B (en) OVERLOAD AND SHORT CIRCUIT PROTECTION DEVICE FOR AN ELECTRONIC SWITCH
SE380699B (en) ELECTRONIC SPEED CIRCUIT FOR A CENTRAL BATTERY-RATED TELEPHONE DEVICE.
NL166600C (en) ELECTRONIC SWITCHING DEVICE.
DK145962C (en) CIRCUIT DEVICE FOR CREATING SPEED-CONTROL IMPACT
SE403528B (en) OPERATION SYSTEM FOR AN ELECTRONIC TAXAMETER
AT346401B (en) OVERVOLTAGE PROTECTION CIRCUIT
AT337253B (en) SHORT CIRCUIT AND OVERLOAD PROTECTION DEVICE FOR AN AMPLIFIER EQUIPPED WITH SEMICONDUCTOR ELEMENTS