PT68348A - FAULT CURRENT PROTECTION SWITCH WITH PRESSURE SWITCH - Google Patents

FAULT CURRENT PROTECTION SWITCH WITH PRESSURE SWITCH

Info

Publication number
PT68348A
PT68348A PT6834878A PT6834878A PT68348A PT 68348 A PT68348 A PT 68348A PT 6834878 A PT6834878 A PT 6834878A PT 6834878 A PT6834878 A PT 6834878A PT 68348 A PT68348 A PT 68348A
Authority
PT
Portugal
Prior art keywords
switch
fault current
current protection
pressure
pressure switch
Prior art date
Application number
PT6834878A
Other languages
German (de)
Portuguese (pt)
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of PT68348A publication Critical patent/PT68348A/en

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
    • H01H83/02—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
    • H01H2083/045—Auxiliary switch opening testing circuit in synchronism with the main circuit
PT6834878A 1977-07-27 1978-07-25 FAULT CURRENT PROTECTION SWITCH WITH PRESSURE SWITCH PT68348A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772733837 DE2733837C2 (en) 1977-07-27 1977-07-27 Residual current circuit breaker with test button

Publications (1)

Publication Number Publication Date
PT68348A true PT68348A (en) 1978-08-01

Family

ID=6014943

Family Applications (1)

Application Number Title Priority Date Filing Date
PT6834878A PT68348A (en) 1977-07-27 1978-07-25 FAULT CURRENT PROTECTION SWITCH WITH PRESSURE SWITCH

Country Status (4)

Country Link
DE (1) DE2733837C2 (en)
ES (1) ES471847A1 (en)
FR (1) FR2399117A1 (en)
PT (1) PT68348A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3107687C2 (en) * 1981-02-28 1985-05-09 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Mechanism for a residual current release combined with a miniature circuit breaker
DE3825479A1 (en) * 1988-07-27 1990-02-01 Asea Brown Boveri Fault current protection switch
DE19513029A1 (en) * 1995-04-06 1996-10-10 Siemens Ag Error current protection switch with testing arrangement

Also Published As

Publication number Publication date
FR2399117B3 (en) 1981-04-30
DE2733837C2 (en) 1979-08-30
DE2733837B1 (en) 1979-01-04
ES471847A1 (en) 1979-02-01
FR2399117A1 (en) 1979-02-23

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