GR78226B - - Google Patents

Info

Publication number
GR78226B
GR78226B GR67472A GR820167472A GR78226B GR 78226 B GR78226 B GR 78226B GR 67472 A GR67472 A GR 67472A GR 820167472 A GR820167472 A GR 820167472A GR 78226 B GR78226 B GR 78226B
Authority
GR
Greece
Prior art keywords
totalising
housing
current transformer
accessible
terminals
Prior art date
Application number
GR67472A
Other languages
Greek (el)
English (en)
Inventor
Mentel Fritz
Baldauf Josef
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of GR78226B publication Critical patent/GR78226B/el

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
  • Gas-Insulated Switchgears (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Switch Cases, Indication, And Locking (AREA)
GR67472A 1981-03-05 1982-03-03 GR78226B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813108393 DE3108393A1 (de) 1981-03-05 1981-03-05 "schutzschalter mit von aussen zugaenglichem summenstromwandler"

Publications (1)

Publication Number Publication Date
GR78226B true GR78226B (de) 1984-09-26

Family

ID=6126424

Family Applications (1)

Application Number Title Priority Date Filing Date
GR67472A GR78226B (de) 1981-03-05 1982-03-03

Country Status (7)

Country Link
EP (1) EP0059890B1 (de)
JP (1) JPS57157432A (de)
AT (1) ATE10242T1 (de)
DE (1) DE3108393A1 (de)
ES (1) ES271969Y (de)
GR (1) GR78226B (de)
ZA (1) ZA821434B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398141B (de) * 1987-09-15 1994-09-26 Felten & Guilleaume Ag Oester Schaltgerätekombination
JPH03210726A (ja) * 1990-01-12 1991-09-13 Mitsubishi Electric Corp 漏電警報機能付き配線用遮断器
IT1313953B1 (it) * 1999-12-16 2002-09-26 Abb Ricerca Spa Dispositivo di interruzione e protezione di un circuito dialimentazione di un carico contro i guasti verso terra.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1438003A1 (de) * 1962-08-03 1969-02-13 Licentia Gmbh Selbstschalter,der aus einzelnen,in in sich abgeschlossenen Bauelementen,z.B. baukastenmaessig zusammengesetzt ist
US3761774A (en) * 1970-03-20 1973-09-25 Black & Decker Mfg Co Ground fault protective apparatus
US3784940A (en) * 1972-09-15 1974-01-08 Federal Pacific Electric Co Circuit breaker with overcurrent and auxiliary releases
DE2737618C3 (de) * 1977-08-20 1980-03-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anschluß des Stromwandlers eines mit Leitungsschutzschaltern kombinierten Fehlerstromauslösers
DE2834327C2 (de) * 1978-08-04 1983-01-13 Heinrich Kopp Gmbh & Co Kg, 8756 Kahl Elektrischer Vollschutzschalter

Also Published As

Publication number Publication date
DE3108393C2 (de) 1989-08-10
EP0059890B1 (de) 1984-11-07
ES271969Y (es) 1984-05-01
ZA821434B (en) 1983-01-26
DE3108393A1 (de) 1982-09-16
JPS57157432A (en) 1982-09-29
ATE10242T1 (de) 1984-11-15
EP0059890A1 (de) 1982-09-15
JPH0145692B2 (de) 1989-10-04
ES271969U (es) 1983-11-01

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