NO910417L - Innretning til symmetrering av signalkurver og differansestroem-vernebrytere med transduserkrets ved symmetrerende formagnetisering. - Google Patents

Innretning til symmetrering av signalkurver og differansestroem-vernebrytere med transduserkrets ved symmetrerende formagnetisering.

Info

Publication number
NO910417L
NO910417L NO91910417A NO910417A NO910417L NO 910417 L NO910417 L NO 910417L NO 91910417 A NO91910417 A NO 91910417A NO 910417 A NO910417 A NO 910417A NO 910417 L NO910417 L NO 910417L
Authority
NO
Norway
Prior art keywords
symmetration
symmetrating
magnetization
signal curves
circuit
Prior art date
Application number
NO91910417A
Other languages
English (en)
Other versions
NO910417D0 (no
NO180768B (no
NO180768C (no
Inventor
Dieter Harr
Original Assignee
Siemens 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
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of NO910417D0 publication Critical patent/NO910417D0/no
Publication of NO910417L publication Critical patent/NO910417L/no
Publication of NO180768B publication Critical patent/NO180768B/no
Publication of NO180768C publication Critical patent/NO180768C/no

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/156—Arrangements in which a continuous pulse train is transformed into a train having a desired pattern
    • H03K5/1565—Arrangements in which a continuous pulse train is transformed into a train having a desired pattern the output pulses having a constant duty cycle
    • 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
    • H02H3/332—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means responsive to dc component in the fault current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Breakers (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Control Of Eletrric Generators (AREA)
  • Control Of Electric Motors In General (AREA)
NO910417A 1990-02-05 1991-02-04 Differensialströmvernebryter NO180768C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90102239A EP0440835B1 (de) 1990-02-05 1990-02-05 Differenzstromschutzschalter mit Transduktorschaltung mit Einrichtung zum Symmetrieren von Signalkurven

Publications (4)

Publication Number Publication Date
NO910417D0 NO910417D0 (no) 1991-02-04
NO910417L true NO910417L (no) 1991-08-06
NO180768B NO180768B (no) 1997-03-03
NO180768C NO180768C (no) 1997-06-11

Family

ID=8203591

Family Applications (1)

Application Number Title Priority Date Filing Date
NO910417A NO180768C (no) 1990-02-05 1991-02-04 Differensialströmvernebryter

Country Status (6)

Country Link
EP (1) EP0440835B1 (no)
AT (1) ATE128283T1 (no)
DE (1) DE59009689D1 (no)
DK (1) DK0440835T3 (no)
ES (1) ES2077593T3 (no)
NO (1) NO180768C (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5426384A (en) * 1993-12-27 1995-06-20 Motorola, Inc. Voltage controlled oscillator (VCO) with symmetrical output and logic gate for use in same
DE19735412A1 (de) 1997-08-14 1999-02-18 Siemens Ag Fehlerstrom-Schutzeinrichtung
DE19736220A1 (de) 1997-08-20 1999-02-25 Siemens Ag Fehlerstrom-Schutzeinrichtung
DE19755857A1 (de) * 1997-12-16 1999-06-17 Siemens Ag Differenzstromschutzeinrichtung mit einer Transduktorschaltung
DE102008037830A1 (de) * 2008-08-14 2010-02-25 Siemens Aktiengesellschaft Fehlerstromerfassungsgerät
DE102008037831B4 (de) * 2008-08-14 2016-10-13 Siemens Aktiengesellschaft Verfahren zum Betreiben eines Fehlerstromschutzschalters sowie Fehlerstromschutzschalter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2430680A1 (fr) * 1978-07-05 1980-02-01 Saparel Detecteur de courant de defaut continu ou alternatif
DE3007227A1 (de) * 1980-02-27 1981-10-22 Schupa Elektro-GmbH + Co KG, 5885 Schalksmühle Hochempfindlicher, allstromsensitiver fehlerstromschutzschalter
EP0167079B1 (de) * 1984-07-06 1989-01-25 Siemens Aktiengesellschaft Differenzstromschutzschalter
DE3718183C2 (de) * 1987-05-29 1994-06-01 Siemens Ag Differenzstromschutzschalter

Also Published As

Publication number Publication date
DK0440835T3 (da) 1996-02-12
ES2077593T3 (es) 1995-12-01
EP0440835A1 (de) 1991-08-14
ATE128283T1 (de) 1995-10-15
EP0440835B1 (de) 1995-09-20
NO910417D0 (no) 1991-02-04
NO180768B (no) 1997-03-03
NO180768C (no) 1997-06-11
DE59009689D1 (de) 1995-10-26

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