GB9718117D0 - Power supply circuit and an emergency luminaire - Google Patents

Power supply circuit and an emergency luminaire

Info

Publication number
GB9718117D0
GB9718117D0 GBGB9718117.6A GB9718117A GB9718117D0 GB 9718117 D0 GB9718117 D0 GB 9718117D0 GB 9718117 A GB9718117 A GB 9718117A GB 9718117 D0 GB9718117 D0 GB 9718117D0
Authority
GB
United Kingdom
Prior art keywords
power supply
supply circuit
emergency luminaire
luminaire
emergency
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Withdrawn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
GBGB9718117.6A
Other versions
GB2316818A (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.)
JSB Electrical PLC
Original Assignee
JSB Electrical 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 JSB Electrical PLC filed Critical JSB Electrical PLC
Publication of GB9718117D0 publication Critical patent/GB9718117D0/en
Publication of GB2316818A publication Critical patent/GB2316818A/en
Withdrawn legal-status Critical Current

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
    • H05B41/2853—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal power supply conditions
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
GB9718117A 1996-08-28 1997-08-27 Emergency luminaire power supply with reduced HF emissions Withdrawn GB2316818A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9617946.0A GB9617946D0 (en) 1996-08-28 1996-08-28 Power supply circuit

Publications (2)

Publication Number Publication Date
GB9718117D0 true GB9718117D0 (en) 1997-10-29
GB2316818A GB2316818A (en) 1998-03-04

Family

ID=10799041

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9617946.0A Pending GB9617946D0 (en) 1996-08-28 1996-08-28 Power supply circuit
GB9718117A Withdrawn GB2316818A (en) 1996-08-28 1997-08-27 Emergency luminaire power supply with reduced HF emissions

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9617946.0A Pending GB9617946D0 (en) 1996-08-28 1996-08-28 Power supply circuit

Country Status (1)

Country Link
GB (2) GB9617946D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6100605A (en) * 1998-10-27 2000-08-08 Liebert Corporation Neutral bonding system for uninteruptible power supply
DE202005019739U1 (en) * 2005-12-15 2006-03-02 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Luminaire and for protection class 2

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1589131B2 (en) * 1967-07-28 1973-10-31 Ceag Dominit Ag, 4600 Dortmund Procedure for operating fluorescent lamps
US3660714A (en) * 1969-04-08 1972-05-02 Tenelux Ltd Emergency lighting system
US4101806A (en) * 1976-08-26 1978-07-18 General Electric Company Ballast emi and shock hazard reduction
US4216410A (en) * 1977-11-16 1980-08-05 Feldstein Robert S Emergency lighting system
GB2101426A (en) * 1981-06-09 1983-01-12 Szeto Lok Emergency lighting
DE3149993A1 (en) * 1981-12-17 1983-06-30 CEAG Licht- und Stromversorgungstechnik GmbH, 4600 Dortmund CIRCUIT ARRANGEMENT FOR A DISCHARGE LAMP
GB2197760A (en) * 1986-10-31 1988-05-25 Fano Int Ltd Emergency lighting unit

Also Published As

Publication number Publication date
GB2316818A (en) 1998-03-04
GB9617946D0 (en) 1996-10-09

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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)