GB2556141B - Arrangement for detecting and clearing fault currents - Google Patents

Arrangement for detecting and clearing fault currents

Info

Publication number
GB2556141B
GB2556141B GB1712980.0A GB201712980A GB2556141B GB 2556141 B GB2556141 B GB 2556141B GB 201712980 A GB201712980 A GB 201712980A GB 2556141 B GB2556141 B GB 2556141B
Authority
GB
United Kingdom
Prior art keywords
detecting
arrangement
fault currents
clearing fault
clearing
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.)
Active
Application number
GB1712980.0A
Other versions
GB201712980D0 (en
GB2556141A (en
Inventor
Adlhoch Manfred
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 GB201712980D0 publication Critical patent/GB201712980D0/en
Publication of GB2556141A publication Critical patent/GB2556141A/en
Application granted granted Critical
Publication of GB2556141B publication Critical patent/GB2556141B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H02H3/325—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 involving voltage comparison
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
GB1712980.0A 2016-09-14 2017-08-14 Arrangement for detecting and clearing fault currents Active GB2556141B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102016217470.3A DE102016217470B4 (en) 2016-09-14 2016-09-14 Arrangement for detecting and switching off fault currents

Publications (3)

Publication Number Publication Date
GB201712980D0 GB201712980D0 (en) 2017-09-27
GB2556141A GB2556141A (en) 2018-05-23
GB2556141B true GB2556141B (en) 2018-12-05

Family

ID=59895986

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1712980.0A Active GB2556141B (en) 2016-09-14 2017-08-14 Arrangement for detecting and clearing fault currents

Country Status (3)

Country Link
CN (1) CN107819319B (en)
DE (1) DE102016217470B4 (en)
GB (1) GB2556141B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0157054A1 (en) * 1984-01-23 1985-10-09 Duraplug Electricals Limited Residual current circuit breaker

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4432643B4 (en) * 1994-09-14 2005-12-01 Aeg Niederspannungstechnik Gmbh & Co Kg Contact arrangement for a residual current circuit breaker
CN100517896C (en) * 2006-07-24 2009-07-22 苏州松宝电气有限公司 Steering circuit for earthing fault breaker
DE102010034001A1 (en) * 2010-08-11 2012-02-16 Siemens Aktiengesellschaft Direct current (DC) fault current detection and deactivation arrangement for earth-leakage circuit breaker, has magnetic trigger element to open switching contact by not canceling magnetic fluxes during existence of fault current
DE102011107721B4 (en) * 2011-07-14 2014-02-13 Ean Elektroschaltanlagen Gmbh Method and device for measuring electrical currents using a current transformer
CN202190052U (en) * 2011-08-17 2012-04-11 佛山市中格威电子有限公司 Testing circuit for leakage current protection
DE102013225732B4 (en) * 2013-12-12 2023-08-17 Bayerische Motoren Werke Aktiengesellschaft High-voltage fuse for vehicles

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0157054A1 (en) * 1984-01-23 1985-10-09 Duraplug Electricals Limited Residual current circuit breaker

Also Published As

Publication number Publication date
DE102016217470B4 (en) 2020-10-01
GB201712980D0 (en) 2017-09-27
CN107819319A (en) 2018-03-20
GB2556141A (en) 2018-05-23
CN107819319B (en) 2020-06-12
DE102016217470A1 (en) 2018-03-15

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