CH481538A - Schaltungsanordnung zur Schleifenstromüberwachung - Google Patents

Schaltungsanordnung zur Schleifenstromüberwachung

Info

Publication number
CH481538A
CH481538A CH1544868A CH1544868A CH481538A CH 481538 A CH481538 A CH 481538A CH 1544868 A CH1544868 A CH 1544868A CH 1544868 A CH1544868 A CH 1544868A CH 481538 A CH481538 A CH 481538A
Authority
CH
Switzerland
Prior art keywords
circuit arrangement
current monitoring
loop current
loop
monitoring
Prior art date
Application number
CH1544868A
Other languages
English (en)
Inventor
Hovorka Guenter
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of CH481538A publication Critical patent/CH481538A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/58—Arrangements for transferring received calls from one subscriber to another; Arrangements affording interim conversations between either the calling or the called party and a third party

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Interface Circuits In Exchanges (AREA)
CH1544868A 1967-10-20 1968-10-16 Schaltungsanordnung zur Schleifenstromüberwachung CH481538A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT946667A AT287074B (de) 1967-10-20 1967-10-20 Schaltungsanordnung zur Feststellung des Bestehens von Schleifenzuständen in einer Fernsprechnebenstellenanlage

Publications (1)

Publication Number Publication Date
CH481538A true CH481538A (de) 1969-11-15

Family

ID=3614390

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1544868A CH481538A (de) 1967-10-20 1968-10-16 Schaltungsanordnung zur Schleifenstromüberwachung

Country Status (3)

Country Link
AT (1) AT287074B (de)
CH (1) CH481538A (de)
DE (1) DE1803995A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007001413A1 (de) * 2007-01-09 2008-07-10 Siemens Ag Vorrichtung

Also Published As

Publication number Publication date
AT287074B (de) 1971-01-11
DE1803995A1 (de) 1969-08-21

Similar Documents

Publication Publication Date Title
FR1490908A (fr) Circuit détecteur de sous-tension
CH482283A (de) Stromunterbrechungsschalter
DK137556B (da) Strømbegrænsende kredsløbsafbryder.
BR6803645D0 (pt) Circuitos eletricos
CH456725A (de) Flüssigkeitsarmer Leistungsschalter
AT286373B (de) Schaltungsanordnung zur Überwachung von Taktgebern
CH494478A (de) Mikrowellenschaltung
CH495560A (de) Nullindikatorschaltung
CH481538A (de) Schaltungsanordnung zur Schleifenstromüberwachung
AT292072B (de) Schaltungsanordnung zur Begrenzung des Strahlstromes
NL149614B (nl) Elektrische koelinrichting.
CH448224A (de) Regelschaltung
CH460139A (de) Fehlerstromschutzgerät mit Prüfstromkreis
AT275605B (de) Elektrische Filterschaltung
CH460875A (de) Anordnung zur Rufstromsteuerung
CH496365A (de) Filterschaltung
FR1536887A (fr) Circuit anti-local
CH487546A (de) Filterschaltung
AT278145B (de) Leitungsschutzschalter
AT288524B (de) Fehlerstromschutzschalter mit Temperaturüberwachung
BR6801786D0 (pt) Circuito eletrico
DE1802583B2 (de) Multivibratorschaltkreis
IL30771A0 (en) Line current sensing circuit
FR1528323A (fr) Circuit de surveillance de courant
AT280401B (de) Abtrennbarer Leistungsschalter

Legal Events

Date Code Title Description
PL Patent ceased