AU2003271893A1 - Electrical switching method and apparatus - Google Patents

Electrical switching method and apparatus

Info

Publication number
AU2003271893A1
AU2003271893A1 AU2003271893A AU2003271893A AU2003271893A1 AU 2003271893 A1 AU2003271893 A1 AU 2003271893A1 AU 2003271893 A AU2003271893 A AU 2003271893A AU 2003271893 A AU2003271893 A AU 2003271893A AU 2003271893 A1 AU2003271893 A1 AU 2003271893A1
Authority
AU
Australia
Prior art keywords
switching method
electrical switching
electrical
switching
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.)
Abandoned
Application number
AU2003271893A
Inventor
Robin Alan Radcliffe Wood
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.)
ELECTROHEAT PLC
Original Assignee
ELECTROHEAT PLC
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 ELECTROHEAT PLC filed Critical ELECTROHEAT PLC
Publication of AU2003271893A1 publication Critical patent/AU2003271893A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H01H9/541—Contacts shunted by semiconductor devices
    • H01H9/542—Contacts shunted by static switch means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H7/00—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts
    • H01H7/16—Devices for ensuring operation of the switch at a predetermined point in the ac cycle
    • 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
    • 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
    • H01H9/56—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere for ensuring operation of the switch at a predetermined point in the ac cycle

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Relay Circuits (AREA)
AU2003271893A 2002-10-03 2003-10-03 Electrical switching method and apparatus Abandoned AU2003271893A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0222881.5A GB0222881D0 (en) 2002-10-03 2002-10-03 Electrical switching method and apparatus
GB0222881.5 2002-10-03
PCT/GB2003/004282 WO2004032168A1 (en) 2002-10-03 2003-10-03 Electrical switching method and apparatus

Publications (1)

Publication Number Publication Date
AU2003271893A1 true AU2003271893A1 (en) 2004-04-23

Family

ID=9945199

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003271893A Abandoned AU2003271893A1 (en) 2002-10-03 2003-10-03 Electrical switching method and apparatus

Country Status (3)

Country Link
AU (1) AU2003271893A1 (en)
GB (2) GB0222881D0 (en)
WO (1) WO2004032168A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7961443B2 (en) 2007-04-06 2011-06-14 Watlow Electric Manufacturing Company Hybrid power relay using communications link
FR2931291B1 (en) * 2008-05-15 2010-08-13 Sagem Defense Securite ELECTROMECHANICAL / SEMICONDUCTOR MIXED PROTECTION SWITCH
US11338785B2 (en) * 2020-01-24 2022-05-24 Rockwell Automation Technologies, Inc. Extending the life of electromagnetic brake control circuits

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2466849A1 (en) * 1979-09-28 1981-04-10 Koehler Gerard EM relay for coupling to semiconductor relay - receives mercury globules in trough forming contacts with halves of toroidal magnetic circuit connected static relay
GB8421070D0 (en) * 1984-08-20 1984-09-26 Muirhead A D Power switching device
FR2696062B1 (en) * 1992-09-23 1994-12-09 Sgs Thomson Microelectronics Controlled electrical power switch and method for switching an electrical power circuit.
US5536980A (en) * 1992-11-19 1996-07-16 Texas Instruments Incorporated High voltage, high current switching apparatus
FI91115C (en) * 1992-11-30 1994-05-10 Ahlstroem Oy Method for controlling an electrical switch and an electrical switch
US6671142B2 (en) * 2001-02-27 2003-12-30 Omron Corporation Circuit for operating voltage range extension for a relay

Also Published As

Publication number Publication date
GB0222881D0 (en) 2002-11-13
GB2409771A8 (en) 2011-01-05
GB0506775D0 (en) 2005-05-11
WO2004032168A1 (en) 2004-04-15
GB2409771B (en) 2006-05-31
GB2409771B8 (en) 2011-01-05
GB2409771A (en) 2005-07-06

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase