GB8805593D0 - Residual current circuit breakers - Google Patents

Residual current circuit breakers

Info

Publication number
GB8805593D0
GB8805593D0 GB888805593A GB8805593A GB8805593D0 GB 8805593 D0 GB8805593 D0 GB 8805593D0 GB 888805593 A GB888805593 A GB 888805593A GB 8805593 A GB8805593 A GB 8805593A GB 8805593 D0 GB8805593 D0 GB 8805593D0
Authority
GB
United Kingdom
Prior art keywords
current circuit
circuit breakers
residual current
residual
breakers
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.)
Withdrawn
Application number
GB888805593A
Other versions
GB2203907A (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.)
QUALCAST GARDEN PROD
Original Assignee
QUALCAST GARDEN PROD
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 GB878705438A external-priority patent/GB8705438D0/en
Priority claimed from GB878705437A external-priority patent/GB8705437D0/en
Priority claimed from GB878722867A external-priority patent/GB8722867D0/en
Application filed by QUALCAST GARDEN PROD filed Critical QUALCAST GARDEN PROD
Publication of GB8805593D0 publication Critical patent/GB8805593D0/en
Publication of GB2203907A publication Critical patent/GB2203907A/en
Withdrawn legal-status Critical Current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
    • H02H3/33—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
    • H02H3/334—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 to produce an artificial imbalance for other protection or monitoring reasons or remote control
    • H02H3/335—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 to produce an artificial imbalance for other protection or monitoring reasons or remote control the main function being self testing of the device
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • H01R13/713—Structural association with built-in electrical component with built-in switch the switch being a safety switch
    • H01R13/7135—Structural association with built-in electrical component with built-in switch the switch being a safety switch with ground fault protector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/001—Means for preventing or breaking contact-welding

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
GB08805593A 1987-03-09 1988-03-09 Testing residual current circuit breakers Withdrawn GB2203907A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB878705438A GB8705438D0 (en) 1987-03-09 1987-03-09 Residual current circuit breakers
GB878705437A GB8705437D0 (en) 1987-03-09 1987-03-09 Residual current circuit breakers
GB878722867A GB8722867D0 (en) 1987-03-09 1987-09-29 Residual current circuit breakers

Publications (2)

Publication Number Publication Date
GB8805593D0 true GB8805593D0 (en) 1988-04-07
GB2203907A GB2203907A (en) 1988-10-26

Family

ID=27263341

Family Applications (2)

Application Number Title Priority Date Filing Date
GB08805593A Withdrawn GB2203907A (en) 1987-03-09 1988-03-09 Testing residual current circuit breakers
GB8805595A Expired - Fee Related GB2204198B (en) 1987-03-09 1988-03-09 Residual current circuit breakers

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB8805595A Expired - Fee Related GB2204198B (en) 1987-03-09 1988-03-09 Residual current circuit breakers

Country Status (1)

Country Link
GB (2) GB2203907A (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR930010685B1 (en) * 1990-03-15 1993-11-05 미쯔비시 덴끼 가부시기가이샤 Circuit breaker
DE4106652A1 (en) * 1991-03-02 1992-09-10 Abb Patent Gmbh Fault current protection switch
US5459444A (en) * 1991-05-16 1995-10-17 Felchar Manufacturing Corporation Circuit breaker for use in wall mounted plug
US5177657A (en) * 1991-05-16 1993-01-05 Felchar Manufacturing Corporation Ground fault interruptor circuit with electronic latch
US5309310A (en) * 1992-01-21 1994-05-03 Felchar Manufacturing Corporation Combined ground fault interrupter circuit and remote control on/off device
DE4205208A1 (en) * 1992-02-20 1993-08-26 Siemens Ag Fault current protection switch
DE4340737A1 (en) * 1993-11-30 1995-06-01 Kopp Heinrich Ag Residual current circuit breaker
GB9416569D0 (en) * 1994-08-16 1994-10-12 Crabtree Electrical Ind Ltd Residual current devices
NZ335414A (en) * 1997-01-30 2000-10-27 Fisher & Paykel Dishwasher chamber having drain pump impeller with upper disc sealing against casing, and lower blade roots radially spaced from hub to allow air accumulation for priming
GB9806648D0 (en) * 1998-03-27 1998-05-27 Compliance Techn Ltd Electrical risk monitoring devices
GB0226111D0 (en) * 2002-11-08 2002-12-18 Delta Electrical Ltd Residual current devices
ATE341122T1 (en) * 2004-04-19 2006-10-15 Trinity S A METHOD AND SAFETY DEVICE FOR AN EARTH FAULT PROTECTION CIRCUIT
EP1591797A1 (en) * 2004-04-28 2005-11-02 Megger Limited Circuit breakers test device
DE102006053397A1 (en) 2006-11-10 2008-05-15 Cedes Ag Safety switching device
RU2478246C2 (en) * 2011-05-16 2013-03-27 Общество с ограниченной ответственностью "ЭнергоТест" (ООО "ЭнергоТест") Protection device of electric appliances against increased and decreased voltage in ac mains and impact of phase voltage on zero conductor
DE102012220692B4 (en) * 2012-11-13 2019-05-29 Bender Gmbh & Co. Kg Method and device for monitoring a test interval for a residual current device
GB2533365B (en) 2014-12-18 2017-02-08 Shakira Ltd Residual Current Devices
EP3237916B1 (en) * 2014-12-23 2022-10-19 Eaton Intelligent Power Limited Testing and monitoring of an electrical connection
CN104575203A (en) * 2015-01-06 2015-04-29 国家电网公司 Three-level residual current operated protection simulated practice training system
US10704827B2 (en) 2015-12-28 2020-07-07 Eaton Intelligent Power Limited Systems and methods for testing electrical connectors
SG11201807873PA (en) 2016-03-23 2018-10-30 Eaton Intelligent Power Ltd Adapters for testing electrical equipment
DE102018101639A1 (en) * 2018-01-25 2019-07-25 Eaton Intelligent Power Limited Test signaling device and attachment for a protective switching device
EP4050349A1 (en) * 2021-02-25 2022-08-31 ABB Schweiz AG A residual current device for low voltage electric lines

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786356A (en) * 1972-06-30 1974-01-15 Federal Pacific Electric Co Ground fault detector
US3787708A (en) * 1973-01-02 1974-01-22 Gen Electric Monitor system for ground fault relay
US4002951A (en) * 1975-09-22 1977-01-11 Cutler-Hammer, Inc. Electrical receptacle mounted ground fault interrupter with automatic plug insertion testing
US4031431A (en) * 1975-10-01 1977-06-21 The Gillette Company Ground fault circuit interrupter
GB1585826A (en) * 1978-05-15 1981-03-11 B & R Relays Ltd Circuit breakers
US4351013A (en) * 1980-04-15 1982-09-21 Westinghouse Electric Corp. Circuit interrupter with multiple display and parameter entry means

Also Published As

Publication number Publication date
GB8805595D0 (en) 1988-04-07
GB2204198B (en) 1991-04-24
GB2203907A (en) 1988-10-26
GB2204198A (en) 1988-11-02

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)