ATE166765T1 - Schutzschaltung für eine leistungsversorgung einer beleuchtungsrohre - Google Patents

Schutzschaltung für eine leistungsversorgung einer beleuchtungsrohre

Info

Publication number
ATE166765T1
ATE166765T1 AT94301694T AT94301694T ATE166765T1 AT E166765 T1 ATE166765 T1 AT E166765T1 AT 94301694 T AT94301694 T AT 94301694T AT 94301694 T AT94301694 T AT 94301694T AT E166765 T1 ATE166765 T1 AT E166765T1
Authority
AT
Austria
Prior art keywords
power supply
attenuator
filter
detector
shut
Prior art date
Application number
AT94301694T
Other languages
English (en)
Inventor
David R Pacholok
Original Assignee
Everbrite Inc
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 Everbrite Inc filed Critical Everbrite Inc
Application granted granted Critical
Publication of ATE166765T1 publication Critical patent/ATE166765T1/de

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
    • 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

  • Emergency Protection Circuit Devices (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
AT94301694T 1993-03-09 1994-03-09 Schutzschaltung für eine leistungsversorgung einer beleuchtungsrohre ATE166765T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2827793A 1993-03-09 1993-03-09

Publications (1)

Publication Number Publication Date
ATE166765T1 true ATE166765T1 (de) 1998-06-15

Family

ID=21842541

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94301694T ATE166765T1 (de) 1993-03-09 1994-03-09 Schutzschaltung für eine leistungsversorgung einer beleuchtungsrohre

Country Status (6)

Country Link
US (1) US5680286A (de)
EP (1) EP0615403B1 (de)
AT (1) ATE166765T1 (de)
CA (1) CA2118624A1 (de)
DE (1) DE69410510T2 (de)
ES (1) ES2121150T3 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5949261A (en) 1996-12-17 1999-09-07 Cypress Semiconductor Corp. Method and circuit for reducing power and/or current consumption
US6127788A (en) * 1997-05-15 2000-10-03 Denso Corporation High voltage discharge lamp device
JP4252117B2 (ja) 1997-05-16 2009-04-08 株式会社デンソー 放電灯装置
US5949197A (en) * 1997-06-30 1999-09-07 Everbrite, Inc. Apparatus and method for dimming a gas discharge lamp
US6111732A (en) * 1998-04-23 2000-08-29 Transfotec International Ltee Apparatus and method for detecting ground fault
ITMI981110A1 (it) * 1998-05-20 1999-11-20 Beghelli Spa Sistema elettronico di controllo del funzionamento di lampade per l'illuminazione di emergenza
CA2380464C (en) * 2000-06-01 2006-05-09 Everbrite, Inc. Gas-discharge lamp including a fault protection circuit
US6650517B2 (en) 2002-01-22 2003-11-18 Koninklijke Philips Electronics N.V. Ballast safety circuit
US6863652B2 (en) 2002-03-13 2005-03-08 Draeger Medical Systems, Inc. Power conserving adaptive control system for generating signal in portable medical devices
US6813125B1 (en) * 2002-07-01 2004-11-02 Universal Lighting Technologies, Inc. Secondary ground fault protected luminous tube transformer
US6965307B2 (en) * 2003-01-31 2005-11-15 Pearson Jr Joseph Sign sentry
DE102006008486A1 (de) * 2006-02-23 2007-08-30 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Schaltungsanordnung mit einer Übertragungsvorrichtung und Betriebsverfahren für eine Lampe an einer Schaltungsanordnung mit einer Übertragungsvorrichtung
CN102035224A (zh) * 2009-09-29 2011-04-27 鸿富锦精密工业（深圳）有限公司 具有防虚电功能的电子装置及方法
JP5695736B2 (ja) * 2011-03-24 2015-04-08 東芝三菱電機産業システム株式会社 地絡検出回路
CN109870639B (zh) * 2019-03-04 2020-12-08 合肥工业大学 一种开绕组电驱动变流系统开关管开路故障诊断方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3843908A (en) * 1973-12-03 1974-10-22 Coilcraft Inc Voltage failure sensing circuit
US4855860A (en) * 1982-08-30 1989-08-08 Nilssen Ole K Ground-fault protected ballast
USRE32904E (en) * 1984-03-19 1989-04-11 Power supply for gas discharge devices
US4613934A (en) * 1984-03-19 1986-09-23 Pacholok David R Power supply for gas discharge devices
GB2211038A (en) * 1987-10-14 1989-06-21 Sum Wing Lau Protective electronic ballast circuit for fluorescent lamps
FR2646538B1 (fr) * 1989-04-26 1991-08-23 Valeo Vision Dispositif d'eclairage de vehicule automobile comportant des moyens de protection contre les courts-circuits
US5029269A (en) * 1990-04-12 1991-07-02 Rockwell International Corporation Delayed power supply overvoltage shutdown apparatus
US5103138A (en) * 1990-04-26 1992-04-07 Orenstein Edward D Switching excitation supply for gas discharge tubes having means for eliminating the bubble effect
US5089752A (en) * 1990-09-28 1992-02-18 Everbrite, Inc. High frequency luminous tube power supply with ground fault protection
JP2638766B2 (ja) * 1990-12-28 1997-08-06 株式会社戸上電機製作所 断線自動検出装置
JPH0521182A (ja) * 1990-12-30 1993-01-29 Toshiba Lighting & Technol Corp 放電灯点灯装置および照明器具
DE4117589A1 (de) * 1991-05-29 1992-12-03 Hella Kg Hueck & Co Vorschaltgeraet fuer hochdruck-gasentladungslampen in kraftfahrzeugen

Also Published As

Publication number Publication date
EP0615403A3 (de) 1994-11-02
EP0615403B1 (de) 1998-05-27
ES2121150T3 (es) 1998-11-16
US5680286A (en) 1997-10-21
DE69410510D1 (de) 1998-07-02
EP0615403A2 (de) 1994-09-14
DE69410510T2 (de) 1999-02-18
CA2118624A1 (en) 1994-09-10

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Legal Events

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