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AU4865985A - Fan motor monitoring circuit - Google Patents

Fan motor monitoring circuit

Info

Publication number
AU4865985A
AU4865985A AU48659/85A AU4865985A AU4865985A AU 4865985 A AU4865985 A AU 4865985A AU 48659/85 A AU48659/85 A AU 48659/85A AU 4865985 A AU4865985 A AU 4865985A AU 4865985 A AU4865985 A AU 4865985A
Authority
AU
Australia
Prior art keywords
fan motor
monitoring circuit
motor monitoring
fan
circuit
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.)
Granted
Application number
AU48659/85A
Other versions
AU576009B2 (en
Inventor
John Robert Feeney
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.)
Scott Health and Safety Ltd
Original Assignee
Protector Safety 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
Priority claimed from GB848422981A external-priority patent/GB8422981D0/en
Priority claimed from GB08501089A external-priority patent/GB2154961B/en
Priority claimed from GB858519128A external-priority patent/GB8519128D0/en
Application filed by Protector Safety Ltd filed Critical Protector Safety Ltd
Publication of AU4865985A publication Critical patent/AU4865985A/en
Application granted granted Critical
Publication of AU576009B2 publication Critical patent/AU576009B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Direct Current Motors (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Control Of Multiple Motors (AREA)
  • Control Of Electric Motors In General (AREA)
AU48659/85A 1984-09-12 1985-09-12 Fan motor monitoring circuit Ceased AU576009B2 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB848422981A GB8422981D0 (en) 1984-09-12 1984-09-12 Fan motor monitoring circuit
GB8422981 1984-09-12
GB08501089A GB2154961B (en) 1984-01-27 1985-01-16 Improvements in or relating to vehicle axle arrangements
GB8501089 1985-01-16
GB858519128A GB8519128D0 (en) 1985-07-30 1985-07-30 Fan motor monitoring circuit
GB8519128 1985-07-30

Publications (2)

Publication Number Publication Date
AU4865985A true AU4865985A (en) 1986-04-08
AU576009B2 AU576009B2 (en) 1988-08-11

Family

ID=27262460

Family Applications (1)

Application Number Title Priority Date Filing Date
AU48659/85A Ceased AU576009B2 (en) 1984-09-12 1985-09-12 Fan motor monitoring circuit

Country Status (5)

Country Link
EP (1) EP0229062A1 (en)
AU (1) AU576009B2 (en)
DK (1) DK218486D0 (en)
FI (1) FI871093A7 (en)
WO (1) WO1986001904A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI80606C (en) * 1987-10-05 1990-07-10 Kemira Oy FOERFARANDE FOER REGLERING AV LUFTMAONGDEN SOM MATAS IN I EN GASMASK SAMT EN GASMASK SOM GENOMFOER DENNA FOERFARANDE.
GB2224172B (en) * 1988-10-19 1992-05-06 Hoover Plc Suction cleaner
RU2153678C2 (en) * 1998-10-12 2000-07-27 Открытое акционерное общество "Ракетно-космическая корпорация "Энергия" им. С.П. Королева" Device for visual monitoring of voltage value
US6795321B2 (en) 2001-07-20 2004-09-21 Power Integrations, Inc. Method and apparatus for sensing current and voltage in circuits with voltage across an LED
EP1750137A3 (en) * 2001-07-20 2007-07-11 Power Integrations, Inc. Method and apparatus for low cost current and voltage sensing in circuits as a function of a voltage drop
CN100576678C (en) * 2005-08-02 2009-12-30 台达电子工业股份有限公司 Power supply monitoring device of fan
SE1051100A1 (en) * 2010-10-22 2012-04-23 Scania Cv Ab Apparatus and method for function detection of a feeding configuration
EP3124988B1 (en) * 2015-07-31 2019-02-20 Siemens Mobility GmbH Light emitting diode control circuit for a signal generator of an illuminating signal system
CN109139528B (en) * 2018-09-25 2024-03-22 东莞市觅智智能家居有限公司 Fan detection system and detection method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU503786B2 (en) * 1977-03-21 1979-09-20 Cattleman's Equipment Pty. Ltd Electric fence energisers
DE2713645A1 (en) * 1977-03-28 1978-10-05 Lmt Lichtmesstechnik Gmbh Berl Circuit testing battery charge condition - uses diode indicators for small weight and vol. with successive diodes extinguished as battery level falls
US4240072A (en) * 1979-03-19 1980-12-16 Research Products Corporation Load indicator for an air cleaner
US4282866A (en) * 1979-06-12 1981-08-11 The Gillette Company Battery operated portable hydromassage appliance
US4523187A (en) * 1980-08-29 1985-06-11 Norman W. Hutchinson & Sons Pty. Ltd. Alarm system for electric fences
DE3104548A1 (en) * 1981-02-10 1982-08-19 Daimler-Benz Ag, 7000 Stuttgart Test instrument for electrical devices, particularly for solenoid valves

Also Published As

Publication number Publication date
WO1986001904A1 (en) 1986-03-27
FI871093L (en) 1987-03-12
DK218486A (en) 1986-05-12
EP0229062A1 (en) 1987-07-22
AU576009B2 (en) 1988-08-11
FI871093A0 (en) 1987-03-12
FI871093A7 (en) 1987-03-12
DK218486D0 (en) 1986-05-12

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