AT315949B - Fehlerstromschutzschalter - Google Patents

Fehlerstromschutzschalter

Info

Publication number
AT315949B
AT315949B AT779671A AT779671A AT315949B AT 315949 B AT315949 B AT 315949B AT 779671 A AT779671 A AT 779671A AT 779671 A AT779671 A AT 779671A AT 315949 B AT315949 B AT 315949B
Authority
AT
Austria
Prior art keywords
circuit breaker
current circuit
residual current
residual
breaker
Prior art date
Application number
AT779671A
Other languages
German (de)
English (en)
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 claimed from DE19702044302 external-priority patent/DE2044302B2/de
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT315949B publication Critical patent/AT315949B/de

Links

Classifications

    • 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
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/25—Magnetic cores made from strips or ribbons
    • 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
    • H01F38/22—Instruments transformers for single phase AC
    • H01F38/28—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
    • 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)
  • Transformers For Measuring Instruments (AREA)
  • Breakers (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Transformers (AREA)
  • Protection Of Generators And Motors (AREA)
AT779671A 1970-09-08 1971-09-08 Fehlerstromschutzschalter AT315949B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19702044302 DE2044302B2 (de) 1970-09-08 1970-09-08 Fehlerstromschutzschalter
DE2062694A DE2062694B2 (de) 1970-09-08 1970-12-19 Fehlerstromschutzschalter

Publications (1)

Publication Number Publication Date
AT315949B true AT315949B (de) 1974-06-25

Family

ID=25759694

Family Applications (1)

Application Number Title Priority Date Filing Date
AT779671A AT315949B (de) 1970-09-08 1971-09-08 Fehlerstromschutzschalter

Country Status (8)

Country Link
JP (2) JPS476429A (enrdf_load_stackoverflow)
AT (1) AT315949B (enrdf_load_stackoverflow)
BE (1) BE847794Q (enrdf_load_stackoverflow)
CH (1) CH538773A (enrdf_load_stackoverflow)
DE (1) DE2062694B2 (enrdf_load_stackoverflow)
DK (1) DK142664C (enrdf_load_stackoverflow)
FR (1) FR2106374B1 (enrdf_load_stackoverflow)
GB (1) GB1369817A (enrdf_load_stackoverflow)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU78600A1 (de) * 1977-11-28 1979-06-13 Gath N Fehlerstromschutzschalter
US4366520A (en) * 1981-03-25 1982-12-28 Magnetic Metals Corporation Differential transformer core for pulse currents
FR2520164A1 (fr) * 1982-01-19 1983-07-22 Merlin Gerin Dispositif de declenchement differentiel a propre courant
DE3202320A1 (de) * 1982-01-26 1983-07-28 Siemens AG, 1000 Berlin und 8000 München Fehlerstromschutzschalter, der auf fehlerstroeme mit gleichstromkomponenten anspricht
DE3244670A1 (de) * 1982-12-02 1984-06-07 Siemens AG, 1000 Berlin und 8000 München Fehlerstromschutzschalter
US4622846A (en) * 1985-11-05 1986-11-18 Halliburton Company Consistency and static gel strength measuring device and method
FR2653610B1 (fr) * 1989-10-25 1991-12-27 Etude Realisa Disjoncteurs Interrupteur differentiel selectif a courant de defaut.
DE19907320C2 (de) * 1999-02-20 2001-03-08 Aloys Wobben Ringkern und dessen Verwendung
AU2002950581A0 (en) 2002-08-02 2002-09-12 Wayne Callen Electrical safety circuit
FR2993058B1 (fr) * 2012-07-05 2014-08-08 Hager Electro Sas Dispositif de protection differentiel.
KR102539688B1 (ko) 2016-04-28 2023-06-07 엘에스일렉트릭(주) 누전 차단기
CN107658092B (zh) * 2016-07-25 2020-06-05 施耐德电气工业公司 铁氧体磁芯、电流互感器以及漏电保护开关
US20210384854A1 (en) * 2018-11-08 2021-12-09 Tdk Corporation Electromagnetic induction power generator

Also Published As

Publication number Publication date
GB1369817A (en) 1974-10-09
JPS476429A (enrdf_load_stackoverflow) 1972-04-10
CH538773A (de) 1973-06-30
JPS4712829A (enrdf_load_stackoverflow) 1972-06-28
DK142664C (da) 1981-09-14
DE2062694A1 (de) 1972-06-29
FR2106374A1 (enrdf_load_stackoverflow) 1972-05-05
DE2062694B2 (de) 1975-05-28
DK142664B (da) 1980-12-08
FR2106374B1 (enrdf_load_stackoverflow) 1976-04-30
BE847794Q (fr) 1977-02-14

Similar Documents

Publication Publication Date Title
CH534958A (fr) Coupe-circuit
BE761451A (fr) Commutateur electrique
AT315949B (de) Fehlerstromschutzschalter
AT318052B (de) Fehlerstromschutzschalter
BE777472A (fr) Circuit electronique
DK122847B (da) Strømbegrænsende automatafbryder.
DK136284C (da) Elektrisk afbryder
AT307559B (de) Mehrpoliger Fehlerstromschutzschalter
CH523591A (de) Vakuumleistungsschalter
BE776765A (fr) Interrupteur de circuit
GB1345783A (en) Circuit breaker
AT310852B (de) Fehlerstromschutzschalter
AT314645B (de) Auslöser für Fehlerstrom-Schutzschalter
CH518633A (de) Schaltanlagenklemme
CH519779A (de) Hochspannungs-Leistungsschalter
AT306147B (de) Fehlerstromschutzschalter
CH475661A (de) Fehlerstromschutzschalter
AT307555B (de) Fehlerstromschutzschalter
GB1349594A (en) Electrical circuit breaker
DK134373C (da) Beskyttelsesafbryder navnlig fejlstrombeskyttelsesafbryder
AT280388B (de) Fehlerstrom-Schutzschalter
GB1349593A (en) Electrical circuit breaker
CH515603A (de) Flüssigkeitsarmer Leistungsschalter
AT310849B (de) Schutzschalter
AR194210A1 (es) Un conmutador electrico

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee