AT329663B - Fehlerstrom-schutzschalter - Google Patents

Fehlerstrom-schutzschalter

Info

Publication number
AT329663B
AT329663B AT504074A AT504074A AT329663B AT 329663 B AT329663 B AT 329663B AT 504074 A AT504074 A AT 504074A AT 504074 A AT504074 A AT 504074A AT 329663 B AT329663 B AT 329663B
Authority
AT
Austria
Prior art keywords
circuit breaker
current circuit
fault current
fault
breaker
Prior art date
Application number
AT504074A
Other languages
English (en)
Other versions
ATA504074A (de
Original Assignee
Felten & Guilleaume Schaltanl
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 Felten & Guilleaume Schaltanl filed Critical Felten & Guilleaume Schaltanl
Publication of ATA504074A publication Critical patent/ATA504074A/de
Application granted granted Critical
Publication of AT329663B publication Critical patent/AT329663B/de

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
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
    • H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
    • 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)
AT504074A 1973-11-06 1974-06-18 Fehlerstrom-schutzschalter AT329663B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732355306 DE2355306C2 (de) 1973-11-06 1973-11-06 Fehlerstrom-Schutzschalter

Publications (2)

Publication Number Publication Date
ATA504074A ATA504074A (de) 1975-08-15
AT329663B true AT329663B (de) 1976-05-25

Family

ID=5897283

Family Applications (1)

Application Number Title Priority Date Filing Date
AT504074A AT329663B (de) 1973-11-06 1974-06-18 Fehlerstrom-schutzschalter

Country Status (9)

Country Link
AT (1) AT329663B (de)
BE (1) BE816233A (de)
CH (1) CH567332A5 (de)
DE (1) DE2355306C2 (de)
DK (1) DK132480C (de)
ES (1) ES428010A1 (de)
FR (1) FR2250194B1 (de)
GB (1) GB1472422A (de)
IT (1) IT1015562B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2915091C2 (de) * 1979-04-12 1981-07-30 Siemens AG, 1000 Berlin und 8000 München Fehlerstromschutzschalter
DE3508110A1 (de) * 1985-03-07 1986-09-11 Felten & Guilleaume Energietechnik GmbH, 5000 Köln Schaltschloss mit schnelleinschaltung
GB8519740D0 (en) * 1985-08-06 1985-09-11 Ashley Accessories Ltd Mains electrical accessories
DE4011336A1 (de) * 1990-04-07 1991-10-10 Felten & Guilleaume Energie Fehlerstromschutzschalter in modulbauweise
JPH0421046U (de) * 1990-06-12 1992-02-21
DE4428219C2 (de) * 1994-08-10 2003-11-13 Felten & Guilleaume Ag Abdeckung für Summenstromwandler

Also Published As

Publication number Publication date
DK576074A (de) 1975-06-30
IT1015562B (it) 1977-05-20
CH567332A5 (de) 1975-09-30
DE2355306B1 (de) 1974-05-09
FR2250194B1 (de) 1979-05-04
GB1472422A (en) 1977-05-04
DE2355306C2 (de) 1974-12-05
ES428010A1 (es) 1976-07-16
ATA504074A (de) 1975-08-15
FR2250194A1 (de) 1975-05-30
DK132480C (da) 1976-05-17
BE816233A (fr) 1974-09-30
DK132480B (da) 1975-12-08

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time