FR1520183A - Transformateur totalisateur de courant pour disjoncteurs de protection contre les courants de défaut - Google Patents

Transformateur totalisateur de courant pour disjoncteurs de protection contre les courants de défaut

Info

Publication number
FR1520183A
FR1520183A FR103786A FR103786A FR1520183A FR 1520183 A FR1520183 A FR 1520183A FR 103786 A FR103786 A FR 103786A FR 103786 A FR103786 A FR 103786A FR 1520183 A FR1520183 A FR 1520183A
Authority
FR
France
Prior art keywords
current
protection circuit
circuit breakers
fault current
totalizing 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.)
Expired
Application number
FR103786A
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.)
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
Priority to DE19661563332 priority Critical patent/DE1563332A1/de
Priority to AT315067A priority patent/AT271620B/de
Application filed by Siemens AG filed Critical Siemens AG
Priority to FR103786A priority patent/FR1520183A/fr
Application granted granted Critical
Publication of FR1520183A publication Critical patent/FR1520183A/fr
Expired 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)
FR103786A 1966-04-22 1967-04-21 Transformateur totalisateur de courant pour disjoncteurs de protection contre les courants de défaut Expired FR1520183A (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19661563332 DE1563332A1 (de) 1966-04-22 1966-04-22 Summenstromwandler fuer Fehlerstromschutzschalter
AT315067A AT271620B (de) 1966-04-22 1967-03-31 Summenstromwandler für Fehlerstromschutzschalter
FR103786A FR1520183A (fr) 1966-04-22 1967-04-21 Transformateur totalisateur de courant pour disjoncteurs de protection contre les courants de défaut

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
FR1520183A true FR1520183A (fr) 1968-04-05

Family

ID=55588695

Family Applications (1)

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

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
FR2423043A1 (fr) * 1978-04-10 1979-11-09 Siemens Ag Transformateur differentiel, notamment pour disjoncteurs de protection contre les courants de defaut

Families Citing this family (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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2423043A1 (fr) * 1978-04-10 1979-11-09 Siemens Ag Transformateur differentiel, notamment pour disjoncteurs de protection contre les courants de defaut

Also Published As

Publication number Publication date
AT271620B (de) 1969-06-10
DE1563332A1 (de) 1970-01-29

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