DE2542852A1 - - Google Patents

Info

Publication number
DE2542852A1
DE2542852A1 DE19752542852 DE2542852A DE2542852A1 DE 2542852 A1 DE2542852 A1 DE 2542852A1 DE 19752542852 DE19752542852 DE 19752542852 DE 2542852 A DE2542852 A DE 2542852A DE 2542852 A1 DE2542852 A1 DE 2542852A1
Authority
DE
Germany
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
DE19752542852
Other languages
German (de)
Other versions
DE2542852B1 (de
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 filed Critical
Priority to DE19752542852 priority Critical patent/DE2542852B1/de
Publication of DE2542852B1 publication Critical patent/DE2542852B1/de
Publication of DE2542852A1 publication Critical patent/DE2542852A1/de
Priority to JP11531776A priority patent/JPS5241877A/ja
Pending legal-status Critical Current

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
    • H02H3/34—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 of a three-phase system
    • H02H3/347—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 of a three-phase system 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Breakers (AREA)
DE19752542852 1975-09-25 1975-09-25 Fehlerstromschutzschalter Pending DE2542852B1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19752542852 DE2542852B1 (de) 1975-09-25 1975-09-25 Fehlerstromschutzschalter
JP11531776A JPS5241877A (en) 1975-09-25 1976-09-25 Leakage breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752542852 DE2542852B1 (de) 1975-09-25 1975-09-25 Fehlerstromschutzschalter

Publications (2)

Publication Number Publication Date
DE2542852B1 DE2542852B1 (de) 1976-09-16
DE2542852A1 true DE2542852A1 (US07922777-20110412-C00004.png) 1976-09-16

Family

ID=5957437

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752542852 Pending DE2542852B1 (de) 1975-09-25 1975-09-25 Fehlerstromschutzschalter

Country Status (2)

Country Link
JP (1) JPS5241877A (US07922777-20110412-C00004.png)
DE (1) DE2542852B1 (US07922777-20110412-C00004.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2480998A1 (fr) * 1980-04-16 1981-10-23 Felten & Guilleaume Ag Disjoncteur a courant de fuite sans transformateur totalisateur de courant

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4851950A (en) * 1987-06-09 1989-07-25 Bassani Ticino, S.P.A. Electrical apparatus for magnetothermal and differential protection
US5509194A (en) * 1995-01-17 1996-04-23 The Whitaker Corporation Power crimping tool for tape feed products
DE102017217411A1 (de) * 2017-09-29 2019-04-04 Siemens Aktiengesellschaft Fehlerstromschutzschalter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2480998A1 (fr) * 1980-04-16 1981-10-23 Felten & Guilleaume Ag Disjoncteur a courant de fuite sans transformateur totalisateur de courant

Also Published As

Publication number Publication date
DE2542852B1 (de) 1976-09-16
JPS5241877A (en) 1977-03-31

Similar Documents

Publication Publication Date Title
DE2542852A1 (US07922777-20110412-C00004.png)
FR2304445B1 (US07922777-20110412-C00004.png)
JPS5197181A (US07922777-20110412-C00004.png)
JPS5281888U (US07922777-20110412-C00004.png)
JPS5431786Y2 (US07922777-20110412-C00004.png)
JPS5431173Y2 (US07922777-20110412-C00004.png)
JPS5225186Y1 (US07922777-20110412-C00004.png)
JPS5250008U (US07922777-20110412-C00004.png)
JPS51115909U (US07922777-20110412-C00004.png)
JPS51157653U (US07922777-20110412-C00004.png)
CH606118A5 (US07922777-20110412-C00004.png)
CH603814A5 (US07922777-20110412-C00004.png)
CH600766A5 (US07922777-20110412-C00004.png)
CH429375A4 (US07922777-20110412-C00004.png)
CH583396A5 (US07922777-20110412-C00004.png)
BG22617A1 (US07922777-20110412-C00004.png)
BG22264A1 (US07922777-20110412-C00004.png)
BG22187A1 (US07922777-20110412-C00004.png)
BG21517A1 (US07922777-20110412-C00004.png)
BG23047A1 (US07922777-20110412-C00004.png)
CH584804B5 (US07922777-20110412-C00004.png)
CH585472A5 (US07922777-20110412-C00004.png)
CH586353A5 (US07922777-20110412-C00004.png)
CH587405A5 (US07922777-20110412-C00004.png)
CH600619A5 (US07922777-20110412-C00004.png)

Legal Events

Date Code Title Description
B1 Publication of the examined application without previous publication of unexamined application