DK0884931T3 - Forsyningskredsløb med overspændingsbeskyttelse til udladningslamper - Google Patents

Forsyningskredsløb med overspændingsbeskyttelse til udladningslamper

Info

Publication number
DK0884931T3
DK0884931T3 DK97830185T DK97830185T DK0884931T3 DK 0884931 T3 DK0884931 T3 DK 0884931T3 DK 97830185 T DK97830185 T DK 97830185T DK 97830185 T DK97830185 T DK 97830185T DK 0884931 T3 DK0884931 T3 DK 0884931T3
Authority
DK
Denmark
Prior art keywords
circuit
supply
load circuit
discharge lamps
inverter
Prior art date
Application number
DK97830185T
Other languages
Danish (da)
English (en)
Inventor
Antonio Canova
Original Assignee
Magnetek Spa
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 Magnetek Spa filed Critical Magnetek Spa
Application granted granted Critical
Publication of DK0884931T3 publication Critical patent/DK0884931T3/da

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
    • H05B41/282—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices
    • H05B41/285—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2851—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
    • H05B41/2855—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Emergency Protection Circuit Devices (AREA)
DK97830185T 1997-04-23 1997-04-23 Forsyningskredsløb med overspændingsbeskyttelse til udladningslamper DK0884931T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97830185A EP0884931B1 (fr) 1997-04-23 1997-04-23 Alimentation pour une lampe à décharge avec protection de survoltage

Publications (1)

Publication Number Publication Date
DK0884931T3 true DK0884931T3 (da) 2000-11-20

Family

ID=8230618

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97830185T DK0884931T3 (da) 1997-04-23 1997-04-23 Forsyningskredsløb med overspændingsbeskyttelse til udladningslamper

Country Status (7)

Country Link
US (1) US6194842B1 (fr)
EP (1) EP0884931B1 (fr)
AT (1) ATE195841T1 (fr)
CA (1) CA2235355C (fr)
DE (1) DE69702896T2 (fr)
DK (1) DK0884931T3 (fr)
ES (1) ES2150751T3 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10013342A1 (de) * 2000-03-17 2001-09-27 Trilux Lenze Gmbh & Co Kg Verfahren und Schaltungsanordnung zur Erzeugung einer Zündspannung für Leuchtstofflampen
DE10100037A1 (de) * 2001-01-03 2002-07-04 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb von elektrischen Lampen
US6794829B2 (en) * 2001-09-19 2004-09-21 General Electric Company Method and apparatus for a protective ballast circuit
US6724153B2 (en) * 2002-02-19 2004-04-20 Thales Broadcast & Multimedia, Inc. Apparatus for protection of an inductive output tube (IOT) from stored energy in a linear high voltage power supply (HVPS) and its associated filter circuit during a high voltage arc
TW567518B (en) * 2002-08-09 2003-12-21 Benq Corp Discharge tube circuit with controllable lighting up time and over-voltage protection
US7310214B2 (en) * 2004-05-27 2007-12-18 Harris Corporation Inductive output tube (IOT) control circuit
US7768755B1 (en) * 2007-12-04 2010-08-03 Universal Lighting Technologies, Inc. Over-voltage protection and automatic re-strike circuit for an electronic ballast
AU2011311668B2 (en) * 2010-10-06 2014-11-27 Andritz Aktiebolag Method and device to protect an ESP power supply from transient over-voltages on the power grid
CN108459218B (zh) * 2018-02-05 2021-05-14 天地融电子（天津）有限公司 一种测试电路

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4554487A (en) * 1983-05-17 1985-11-19 Nilssen Ole K Electronic fluorescent lamp ballast with overload protection
US5322951A (en) 1987-01-05 1994-06-21 Beecham Group, P.L.C. Certain 1-(2,3-dihydro-indole)carbonyl intermediates
DE4129430A1 (de) * 1991-09-04 1993-03-11 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum betrieb einer lampe
US5332951A (en) * 1992-10-30 1994-07-26 Motorola Lighting, Inc. Circuit for driving gas discharge lamps having protection against diode operation of the lamps
US5650694A (en) * 1995-03-31 1997-07-22 Philips Electronics North America Corporation Lamp controller with lamp status detection and safety circuitry
US5635799A (en) * 1996-05-10 1997-06-03 Magnetek Lamp protection circuit for electronic ballasts
US5925990A (en) * 1997-12-19 1999-07-20 Energy Savings, Inc. Microprocessor controlled electronic ballast

Also Published As

Publication number Publication date
EP0884931B1 (fr) 2000-08-23
ATE195841T1 (de) 2000-09-15
DE69702896D1 (de) 2000-09-28
EP0884931A1 (fr) 1998-12-16
DE69702896T2 (de) 2001-01-18
ES2150751T3 (es) 2000-12-01
CA2235355C (fr) 2005-02-22
US6194842B1 (en) 2001-02-27
CA2235355A1 (fr) 1998-10-23

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