AU625384B2 - Ac detection circuit - Google Patents

Ac detection circuit

Info

Publication number
AU625384B2
AU625384B2 AU53077/90A AU5307790A AU625384B2 AU 625384 B2 AU625384 B2 AU 625384B2 AU 53077/90 A AU53077/90 A AU 53077/90A AU 5307790 A AU5307790 A AU 5307790A AU 625384 B2 AU625384 B2 AU 625384B2
Authority
AU
Australia
Prior art keywords
detection circuit
detection
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.)
Ceased
Application number
AU53077/90A
Other versions
AU5307790A (en
Inventor
Bernhard Reichert
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.)
Alcatel Lucent NV
Original Assignee
Alcatel NV
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 Alcatel NV filed Critical Alcatel NV
Publication of AU5307790A publication Critical patent/AU5307790A/en
Application granted granted Critical
Publication of AU625384B2 publication Critical patent/AU625384B2/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
    • G01R19/145—Indicating the presence of current or voltage
    • G01R19/15—Indicating the presence of current
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
    • G01R25/005—Circuits for comparing several input signals and for indicating the result of this comparison, e.g. equal, different, greater, smaller, or for passing one of the input signals as output signal

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dc Digital Transmission (AREA)
AU53077/90A 1989-04-17 1990-04-06 Ac detection circuit Ceased AU625384B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3912542 1989-04-17
DE19893912542 DE3912542A1 (en) 1989-04-17 1989-04-17 Circuit for detecting AC current over large range - has transformer driving bistable circuit with rectangular wave detector

Publications (2)

Publication Number Publication Date
AU5307790A AU5307790A (en) 1990-10-18
AU625384B2 true AU625384B2 (en) 1992-07-09

Family

ID=6378831

Family Applications (1)

Application Number Title Priority Date Filing Date
AU53077/90A Ceased AU625384B2 (en) 1989-04-17 1990-04-06 Ac detection circuit

Country Status (2)

Country Link
AU (1) AU625384B2 (en)
DE (1) DE3912542A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT397881B (en) * 1991-03-11 1994-07-25 Vaillant Gmbh VOLTAGE MONITORING CIRCUIT
DE19857327B4 (en) * 1998-12-11 2004-08-05 Vacuumschmelze Gmbh Current sensor with overcurrent detection
DE10148815A1 (en) 2001-10-02 2003-04-10 Abb Patent Gmbh Method and device for current value determination using a current transformer which works in the area of core saturation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU501326B2 (en) * 1975-06-23 1979-06-14 Soc. Chimique Des Charbonnages Detecting alternating current
EP0237652A1 (en) * 1986-03-17 1987-09-23 Tektronix, Inc. AC current sensing circuit
AU4019589A (en) * 1988-08-24 1990-03-01 Unisearch Systems Limited A current sensor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU501326B2 (en) * 1975-06-23 1979-06-14 Soc. Chimique Des Charbonnages Detecting alternating current
EP0237652A1 (en) * 1986-03-17 1987-09-23 Tektronix, Inc. AC current sensing circuit
AU4019589A (en) * 1988-08-24 1990-03-01 Unisearch Systems Limited A current sensor

Also Published As

Publication number Publication date
DE3912542A1 (en) 1990-10-18
AU5307790A (en) 1990-10-18

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