IT8621927A0 - RESIDUAL CURRENT SWITCH. - Google Patents

RESIDUAL CURRENT SWITCH.

Info

Publication number
IT8621927A0
IT8621927A0 IT8621927A IT2192786A IT8621927A0 IT 8621927 A0 IT8621927 A0 IT 8621927A0 IT 8621927 A IT8621927 A IT 8621927A IT 2192786 A IT2192786 A IT 2192786A IT 8621927 A0 IT8621927 A0 IT 8621927A0
Authority
IT
Italy
Prior art keywords
current switch
residual current
residual
switch
current
Prior art date
Application number
IT8621927A
Other languages
Italian (it)
Other versions
IT8621927A1 (en
IT1197365B (en
Inventor
Douglas John Akehurst
Original Assignee
Duraplug Elect Ltd
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 Duraplug Elect Ltd filed Critical Duraplug Elect Ltd
Publication of IT8621927A0 publication Critical patent/IT8621927A0/en
Publication of IT8621927A1 publication Critical patent/IT8621927A1/en
Application granted granted Critical
Publication of IT1197365B publication Critical patent/IT1197365B/en

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
    • 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
    • H02H3/02—Details
    • H02H3/021—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/548—Electromechanical and static switch connected in series

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Breakers (AREA)
IT21927/86A 1985-10-07 1986-10-07 RESIDUAL CURRENT SWITCH IT1197365B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858524705A GB8524705D0 (en) 1985-10-07 1985-10-07 Residual current circuit breaker

Publications (3)

Publication Number Publication Date
IT8621927A0 true IT8621927A0 (en) 1986-10-07
IT8621927A1 IT8621927A1 (en) 1988-04-07
IT1197365B IT1197365B (en) 1988-11-30

Family

ID=10586311

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21927/86A IT1197365B (en) 1985-10-07 1986-10-07 RESIDUAL CURRENT SWITCH

Country Status (6)

Country Link
DE (1) DE3633787C2 (en)
ES (1) ES2002795A6 (en)
FR (1) FR2588415B1 (en)
GB (2) GB8524705D0 (en)
IT (1) IT1197365B (en)
NL (1) NL8602442A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2182812B (en) * 1985-10-15 1989-09-27 Mk Electric Ltd Current supply apparatus
FR2608853B1 (en) * 1986-12-19 1992-10-16 Sames Sa METHOD FOR MONITORING AND PROTECTING AGAINST ELECTRIC ARCS IN A HIGH VOLTAGE GENERATOR DEVICE AND DEVICE CARRYING OUT SAID METHOD
GB8712461D0 (en) * 1987-05-27 1987-07-01 Robin Electronics Ltd Circuit testing
ATE102761T1 (en) * 1987-06-19 1994-03-15 Festo Kg CIRCUIT ARRANGEMENT FOR PROTECTION AGAINST FAULT CURRENT.
FR2618270B1 (en) * 1987-07-17 1993-05-14 Telemecanique Electrique CIRCUIT AND APPARATUS FOR THE PROTECTED SUPPLY OF A LOAD USING STATIC AND ELECTROMECHANICAL SWITCHES.
GB9109477D0 (en) * 1991-05-02 1991-06-26 Mk Electric Ltd Electrical protection devices
DE4230544A1 (en) 1992-09-09 1994-03-10 Siemens Ag Thyristor headset with overcurrent release
DE10003064C2 (en) * 2000-01-25 2002-06-27 Wacker Werke Kg Tool with an electrical consumer and a protective device
EP1207622B1 (en) * 2000-11-21 2013-02-27 Omron Corporation Semiconductor relay system
US9767969B2 (en) 2010-09-24 2017-09-19 Siemens Aktiengesellschaft Subsea power switching device and methods of operating the same
CA2972702A1 (en) 2015-01-08 2016-07-14 Sondex Wireline Limited Sensitive dc current imbalance detector and calibration method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3259803A (en) * 1962-11-29 1966-07-05 Itt Electronic circuit breakers
US3312862A (en) * 1964-10-12 1967-04-04 Dow Corning Semiconductor leakage detector and control circuit
US3621334A (en) * 1970-01-21 1971-11-16 Hubbell Inc Harvey Ground fault sensing circuit
US3723815A (en) * 1970-12-28 1973-03-27 Stanley Works Electronic circuit protective device
US3641393A (en) * 1971-01-25 1972-02-08 Douglas A Florance Automatic ground fault circuit interrupter
FR2525386A1 (en) * 1982-04-15 1983-10-21 Anectron Controlled switch circuit for resistive and inductive loads - has parallel connected semiconductor switch and electromagnetic relay switching in sequence across load, and zero-crossing detector
GB8401699D0 (en) * 1984-01-23 1984-02-22 Duraplug Elect Ltd Residual current circuit breakers

Also Published As

Publication number Publication date
IT8621927A1 (en) 1988-04-07
FR2588415B1 (en) 1992-10-23
GB2181599A (en) 1987-04-23
GB2181599B (en) 1989-09-13
IT1197365B (en) 1988-11-30
DE3633787A1 (en) 1987-04-09
GB8624002D0 (en) 1986-11-12
ES2002795A6 (en) 1988-10-01
FR2588415A1 (en) 1987-04-10
NL8602442A (en) 1987-05-04
DE3633787C2 (en) 1996-07-25
GB8524705D0 (en) 1985-11-13

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