GB201406786D0 - Circuit state sensing - Google Patents

Circuit state sensing

Info

Publication number
GB201406786D0
GB201406786D0 GBGB1406786.2A GB201406786A GB201406786D0 GB 201406786 D0 GB201406786 D0 GB 201406786D0 GB 201406786 A GB201406786 A GB 201406786A GB 201406786 D0 GB201406786 D0 GB 201406786D0
Authority
GB
United Kingdom
Prior art keywords
circuit state
state sensing
sensing
circuit
state
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Withdrawn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
GBGB1406786.2A
Other versions
GB2525206A (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.)
BAE Systems PLC
Original Assignee
BAE Systems 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 BAE Systems PLC filed Critical BAE Systems PLC
Priority to GB1406786.2A priority Critical patent/GB2525206A/en
Publication of GB201406786D0 publication Critical patent/GB201406786D0/en
Priority to EP15718566.1A priority patent/EP3132540A1/en
Priority to PCT/GB2015/051117 priority patent/WO2015159057A1/en
Priority to US15/304,303 priority patent/US10374597B2/en
Publication of GB2525206A publication Critical patent/GB2525206A/en
Withdrawn legal-status Critical Current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
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • H01H9/167—Circuits for remote indication
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/18—Modifications for indicating state of switch
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
GB1406786.2A 2014-04-15 2014-04-15 Circuit state sensing Withdrawn GB2525206A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1406786.2A GB2525206A (en) 2014-04-15 2014-04-15 Circuit state sensing
EP15718566.1A EP3132540A1 (en) 2014-04-15 2015-04-14 Circuit state sensing
PCT/GB2015/051117 WO2015159057A1 (en) 2014-04-15 2015-04-14 Circuit state sensing
US15/304,303 US10374597B2 (en) 2014-04-15 2015-04-14 Circuit state sensing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1406786.2A GB2525206A (en) 2014-04-15 2014-04-15 Circuit state sensing

Publications (2)

Publication Number Publication Date
GB201406786D0 true GB201406786D0 (en) 2014-05-28
GB2525206A GB2525206A (en) 2015-10-21

Family

ID=50845050

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1406786.2A Withdrawn GB2525206A (en) 2014-04-15 2014-04-15 Circuit state sensing

Country Status (1)

Country Link
GB (1) GB2525206A (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58141029A (en) * 1982-02-16 1983-08-22 Fuji Facom Corp Receiving circuit
GB2159285B (en) * 1984-05-11 1987-10-14 Cambridge Instr Ltd Circuit monitor
US5083116A (en) * 1989-12-29 1992-01-21 Judd Daniel R Contact sensing module embodying loop power supply and state sensing for relays and other contacts
NL9201111A (en) * 1992-06-24 1994-01-17 Waters Beheer B V Method for discriminating between the high and low impedance state of a switching element

Also Published As

Publication number Publication date
GB2525206A (en) 2015-10-21

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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)