FR2156671B3 - - Google Patents

Info

Publication number
FR2156671B3
FR2156671B3 FR7234632A FR7234632A FR2156671B3 FR 2156671 B3 FR2156671 B3 FR 2156671B3 FR 7234632 A FR7234632 A FR 7234632A FR 7234632 A FR7234632 A FR 7234632A FR 2156671 B3 FR2156671 B3 FR 2156671B3
Authority
FR
France
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
Application number
FR7234632A
Other languages
French (fr)
Other versions
FR2156671A1 (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.)
Fujitsu Services Ltd
Original Assignee
Fujitsu Services 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 Fujitsu Services Ltd filed Critical Fujitsu Services Ltd
Publication of FR2156671A1 publication Critical patent/FR2156671A1/fr
Application granted granted Critical
Publication of FR2156671B3 publication Critical patent/FR2156671B3/fr
Expired 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
    • H02H3/24—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 undervoltage or no-voltage
    • 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
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G01R19/16547—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies voltage or current in AC supplies
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/28—Supervision thereof, e.g. detecting power-supply failure by out of limits supervision

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
FR7234632A 1971-10-01 1972-09-29 Expired FR2156671B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4577271A GB1366377A (en) 1971-10-01 1971-10-01 Supply monitoring apparatus

Publications (2)

Publication Number Publication Date
FR2156671A1 FR2156671A1 (en) 1973-06-01
FR2156671B3 true FR2156671B3 (en) 1975-10-17

Family

ID=10438536

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7234632A Expired FR2156671B3 (en) 1971-10-01 1972-09-29

Country Status (4)

Country Link
AU (1) AU464574B2 (en)
DE (1) DE2247598C2 (en)
FR (1) FR2156671B3 (en)
GB (1) GB1366377A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245150A (en) * 1979-02-26 1981-01-13 International Business Machines Corporation Power line disturbance detector circuit
FR2538643B1 (en) * 1982-12-23 1986-02-21 Pretel METHOD AND DEVICE FOR MONITORING AN ELECTRICAL DISTRIBUTION NETWORK

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1130911B (en) * 1961-06-10 1962-06-07 Telefunken Patent Circuit arrangement for monitoring the mains voltage in switching devices which are used to control communication devices, in particular directional radio devices
US3571707A (en) * 1969-04-18 1971-03-23 Nasa Voltage dropout sensor

Also Published As

Publication number Publication date
AU4699072A (en) 1974-03-28
AU464574B2 (en) 1975-08-28
DE2247598A1 (en) 1973-04-05
FR2156671A1 (en) 1973-06-01
DE2247598C2 (en) 1984-07-05
GB1366377A (en) 1974-09-11

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