CH567332A5 - - Google Patents

Info

Publication number
CH567332A5
CH567332A5 CH952574A CH952574A CH567332A5 CH 567332 A5 CH567332 A5 CH 567332A5 CH 952574 A CH952574 A CH 952574A CH 952574 A CH952574 A CH 952574A CH 567332 A5 CH567332 A5 CH 567332A5
Authority
CH
Switzerland
Application number
CH952574A
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 CH567332A5 publication Critical patent/CH567332A5/xx

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 unbalance 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 unbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
CH952574A 1973-11-06 1974-07-10 CH567332A5 (xx)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH567332A5 true CH567332A5 (xx) 1975-09-30

Family

ID=5897283

Family Applications (1)

Application Number Title Priority Date Filing Date
CH952574A CH567332A5 (xx) 1973-11-06 1974-07-10

Country Status (9)

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

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 (xx) * 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
FR2250194A1 (xx) 1975-05-30
ES428010A1 (es) 1976-07-16
DK132480C (da) 1976-05-17
DK132480B (da) 1975-12-08
IT1015562B (it) 1977-05-20
ATA504074A (de) 1975-08-15
DE2355306C2 (de) 1974-12-05
BE816233A (fr) 1974-09-30
DE2355306B1 (de) 1974-05-09
DK576074A (xx) 1975-06-30
GB1472422A (en) 1977-05-04
AT329663B (de) 1976-05-25
FR2250194B1 (xx) 1979-05-04

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Legal Events

Date Code Title Description
PL Patent ceased