DE1563332A1 - Summenstromwandler fuer Fehlerstromschutzschalter - Google Patents

Summenstromwandler fuer Fehlerstromschutzschalter

Info

Publication number
DE1563332A1
DE1563332A1 DE19661563332 DE1563332A DE1563332A1 DE 1563332 A1 DE1563332 A1 DE 1563332A1 DE 19661563332 DE19661563332 DE 19661563332 DE 1563332 A DE1563332 A DE 1563332A DE 1563332 A1 DE1563332 A1 DE 1563332A1
Authority
DE
Germany
Prior art keywords
secondary winding
turns
circuit breaker
iron core
current transformer
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.)
Pending
Application number
DE19661563332
Other languages
German (de)
English (en)
Inventor
Helmut Roesch
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
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 DE1563332A1 publication Critical patent/DE1563332A1/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/38—Instruments transformers for polyphase ac
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
    • H01H2083/146—Provisions for avoiding disadvantages of having asymetrical primaries, e.g. induction of a magnetic field even by zero difference current
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
DE19661563332 1966-04-22 1966-04-22 Summenstromwandler fuer Fehlerstromschutzschalter Pending DE1563332A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DES0103329 1966-04-22
FR103786A FR1520183A (fr) 1966-04-22 1967-04-21 Transformateur totalisateur de courant pour disjoncteurs de protection contre les courants de défaut

Publications (1)

Publication Number Publication Date
DE1563332A1 true DE1563332A1 (de) 1970-01-29

Family

ID=55588695

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19661563332 Pending DE1563332A1 (de) 1966-04-22 1966-04-22 Summenstromwandler fuer Fehlerstromschutzschalter

Country Status (3)

Country Link
AT (1) AT271620B (fr)
DE (1) DE1563332A1 (fr)
FR (1) FR1520183A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4410076A1 (de) * 1994-03-23 1995-09-28 Valentron Ag Fehlerstromschutzschalter

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7810616U1 (de) * 1978-04-10 1979-09-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Summenstromwandler, insbesondere fuer fehlerstromschutzschalter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4410076A1 (de) * 1994-03-23 1995-09-28 Valentron Ag Fehlerstromschutzschalter

Also Published As

Publication number Publication date
FR1520183A (fr) 1968-04-05
AT271620B (de) 1969-06-10

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