GB2253956B - A fast acting protection device for use with a power supply - Google Patents

A fast acting protection device for use with a power supply

Info

Publication number
GB2253956B
GB2253956B GB9205055A GB9205055A GB2253956B GB 2253956 B GB2253956 B GB 2253956B GB 9205055 A GB9205055 A GB 9205055A GB 9205055 A GB9205055 A GB 9205055A GB 2253956 B GB2253956 B GB 2253956B
Authority
GB
United Kingdom
Prior art keywords
power supply
protection device
fast acting
acting protection
fast
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.)
Expired - Lifetime
Application number
GB9205055A
Other versions
GB2253956A (en
GB9205055D0 (en
Inventor
Robert Graham Harris
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.)
MECO ELECTRONICS Ltd
Original Assignee
MECO ELECTRONICS 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 MECO ELECTRONICS Ltd filed Critical MECO ELECTRONICS Ltd
Publication of GB9205055D0 publication Critical patent/GB9205055D0/en
Publication of GB2253956A publication Critical patent/GB2253956A/en
Application granted granted Critical
Publication of GB2253956B publication Critical patent/GB2253956B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H02H3/02—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
    • H02H3/023—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order by short-circuiting
    • 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
    • H02H3/44—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 the rate of change of electrical quantities
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/008—Intrinsically safe circuits
GB9205055A 1991-03-19 1992-03-09 A fast acting protection device for use with a power supply Expired - Lifetime GB2253956B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919105805A GB9105805D0 (en) 1991-03-19 1991-03-19 A fast acting protection device for use with a power supply

Publications (3)

Publication Number Publication Date
GB9205055D0 GB9205055D0 (en) 1992-04-22
GB2253956A GB2253956A (en) 1992-09-23
GB2253956B true GB2253956B (en) 1994-09-14

Family

ID=10691824

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919105805A Pending GB9105805D0 (en) 1991-03-19 1991-03-19 A fast acting protection device for use with a power supply
GB9205055A Expired - Lifetime GB2253956B (en) 1991-03-19 1992-03-09 A fast acting protection device for use with a power supply

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919105805A Pending GB9105805D0 (en) 1991-03-19 1991-03-19 A fast acting protection device for use with a power supply

Country Status (1)

Country Link
GB (2) GB9105805D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU215453U1 (en) * 2022-10-19 2022-12-14 Акционерное общество "Информационная внедренческая компания" A device for limiting the DC output voltage without breaking the power circuit when exposed to high-voltage pulses at the input

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1047036C (en) * 1996-12-26 1999-12-01 浙江大学 Short-circuit protection circuit
DE10049994A1 (en) 2000-10-10 2002-04-11 Endress Hauser Gmbh Co Supply voltage monitoring and/or regulating circuit compares at least one of two supply voltages with permissible range for controlling electronic shunt circuit
US7876544B2 (en) 2004-07-05 2011-01-25 Pepperl + Fuchs Gmbh Electrical circuit with incendive arc prevention means
US20130099762A1 (en) * 2011-10-20 2013-04-25 Qualcomm Atheros, Inc. Systems and methods for counteracting overvoltage events

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569784A (en) * 1968-11-21 1971-03-09 Atomic Energy Commission Solid state crowbar circuit
GB1449607A (en) * 1972-10-03 1976-09-15 Davis Son Derby Ltd John Electrical power supply systems
WO1991002395A1 (en) * 1989-08-07 1991-02-21 Sigma Instruments Division Current adaptive fault indicator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569784A (en) * 1968-11-21 1971-03-09 Atomic Energy Commission Solid state crowbar circuit
GB1449607A (en) * 1972-10-03 1976-09-15 Davis Son Derby Ltd John Electrical power supply systems
WO1991002395A1 (en) * 1989-08-07 1991-02-21 Sigma Instruments Division Current adaptive fault indicator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU215453U1 (en) * 2022-10-19 2022-12-14 Акционерное общество "Информационная внедренческая компания" A device for limiting the DC output voltage without breaking the power circuit when exposed to high-voltage pulses at the input

Also Published As

Publication number Publication date
GB9105805D0 (en) 1991-05-01
GB2253956A (en) 1992-09-23
GB9205055D0 (en) 1992-04-22

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20120308