ATA223886A - Einrichtung zur erfassung der nulldurchgaenge - Google Patents

Einrichtung zur erfassung der nulldurchgaenge

Info

Publication number
ATA223886A
ATA223886A AT223886A AT223886A ATA223886A AT A223886 A ATA223886 A AT A223886A AT 223886 A AT223886 A AT 223886A AT 223886 A AT223886 A AT 223886A AT A223886 A ATA223886 A AT A223886A
Authority
AT
Austria
Prior art keywords
detecting
zero transitions
transitions
zero
Prior art date
Application number
AT223886A
Other languages
English (en)
Other versions
AT391230B (de
Inventor
Joerg Dipl Ing Strobl
Klaus Dipl Ing Schreiber
Original Assignee
Elin Union Ag
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 Elin Union Ag filed Critical Elin Union Ag
Priority to AT223886A priority Critical patent/AT391230B/de
Priority to CH267687A priority patent/CH673713A5/de
Priority to DE19873723263 priority patent/DE3723263A1/de
Publication of ATA223886A publication Critical patent/ATA223886A/de
Application granted granted Critical
Publication of AT391230B publication Critical patent/AT391230B/de

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
    • G01R19/175—Indicating the instants of passage of current or voltage through a given value, e.g. passage through zero
AT223886A 1986-08-20 1986-08-20 Einrichtung zur erfassung der nulldurchgaenge AT391230B (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT223886A AT391230B (de) 1986-08-20 1986-08-20 Einrichtung zur erfassung der nulldurchgaenge
CH267687A CH673713A5 (de) 1986-08-20 1987-07-14
DE19873723263 DE3723263A1 (de) 1986-08-20 1987-07-14 Einrichtung zur erfassung der nulldurchgaenge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT223886A AT391230B (de) 1986-08-20 1986-08-20 Einrichtung zur erfassung der nulldurchgaenge

Publications (2)

Publication Number Publication Date
ATA223886A true ATA223886A (de) 1987-11-15
AT391230B AT391230B (de) 1990-09-10

Family

ID=3530596

Family Applications (1)

Application Number Title Priority Date Filing Date
AT223886A AT391230B (de) 1986-08-20 1986-08-20 Einrichtung zur erfassung der nulldurchgaenge

Country Status (3)

Country Link
AT (1) AT391230B (de)
CH (1) CH673713A5 (de)
DE (1) DE3723263A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000258469A (ja) * 1999-03-11 2000-09-22 Mitsubishi Electric Corp 電力系統保護・制御装置
CN101833031A (zh) * 2010-05-24 2010-09-15 中国北车股份有限公司大连电力牵引研发中心 交流信号过零检测电路

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1422346A (de) * 1972-11-28 1976-01-28
CH579330A5 (de) * 1974-12-20 1976-08-31 Bbc Brown Boveri & Cie
US4076974A (en) * 1975-12-17 1978-02-28 Technitron, Inc. Current control device and method
EP0045105B1 (de) * 1980-07-28 1984-11-28 BBC Aktiengesellschaft Brown, Boveri & Cie. Verfahren und Einrichtung für den Differentialschutz von elektrischen Anlagen
DE3112045A1 (de) * 1981-03-24 1982-10-07 Siemens AG, 1000 Berlin und 8000 München Nullspannungsschaltanordnung
CH655581B (de) * 1981-05-19 1986-04-30

Also Published As

Publication number Publication date
AT391230B (de) 1990-09-10
DE3723263A1 (de) 1988-02-25
CH673713A5 (de) 1990-03-30

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee