GB0817962D0 - Rcd quarterly timer - Google Patents

Rcd quarterly timer

Info

Publication number
GB0817962D0
GB0817962D0 GB0817962A GB0817962A GB0817962D0 GB 0817962 D0 GB0817962 D0 GB 0817962D0 GB 0817962 A GB0817962 A GB 0817962A GB 0817962 A GB0817962 A GB 0817962A GB 0817962 D0 GB0817962 D0 GB 0817962D0
Authority
GB
United Kingdom
Prior art keywords
rcd
quarterly
timer
rcd quarterly
quarterly timer
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Withdrawn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
GB0817962A
Other versions
GB2465816A (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.)
TURNER RYAN P
Original Assignee
TURNER RYAN P
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 TURNER RYAN P filed Critical TURNER RYAN P
Priority to GB0817962A priority Critical patent/GB2465816A/en
Publication of GB0817962D0 publication Critical patent/GB0817962D0/en
Publication of GB2465816A publication Critical patent/GB2465816A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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 unbalance of two or more currents or voltages, e.g. for differential protection
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C23/00—Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals
    • G04C23/38—Mechanisms measuring a chosen time interval independently of the time of day at which interval starts
    • G04C23/42—Mechanisms measuring a chosen time interval independently of the time of day at which interval starts acting only at the end of a single time interval
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F1/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers
    • G04F1/005—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers using electronic timing, e.g. counting means
    • 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 unbalance 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 unbalance for other protection or monitoring reasons or remote control the main function being self testing of the device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
    • H01H2300/052—Controlling, signalling or testing correct functioning of a switch
GB0817962A 2008-10-01 2008-10-01 RCD Quarterly Timer Withdrawn GB2465816A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0817962A GB2465816A (en) 2008-10-01 2008-10-01 RCD Quarterly Timer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0817962A GB2465816A (en) 2008-10-01 2008-10-01 RCD Quarterly Timer

Publications (2)

Publication Number Publication Date
GB0817962D0 true GB0817962D0 (en) 2008-11-05
GB2465816A GB2465816A (en) 2010-06-09

Family

ID=40019868

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0817962A Withdrawn GB2465816A (en) 2008-10-01 2008-10-01 RCD Quarterly Timer

Country Status (1)

Country Link
GB (1) GB2465816A (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2715516B1 (en) * 1994-01-27 1996-05-03 Hager Electro Test device for differential switch and differential switch comprising this device.
MXPA03003404A (en) * 2000-10-16 2005-01-25 Leviton Manufacturing Co Circuit interrupting device.
CN1328587C (en) * 2005-12-27 2007-07-25 通领科技集团有限公司 Life-stopping intelligent inspection and inspector for leakage protector
MY147295A (en) * 2006-04-26 2012-11-30 Fong See Ni A time alert device for use together with an earth leakage protection device

Also Published As

Publication number Publication date
GB2465816A (en) 2010-06-09

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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)