FR2128274B3 - - Google Patents

Info

Publication number
FR2128274B3
FR2128274B3 FR7142255A FR7142255A FR2128274B3 FR 2128274 B3 FR2128274 B3 FR 2128274B3 FR 7142255 A FR7142255 A FR 7142255A FR 7142255 A FR7142255 A FR 7142255A FR 2128274 B3 FR2128274 B3 FR 2128274B3
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7142255A
Other languages
French (fr)
Other versions
FR2128274A3 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FEME FABBRICA EQUIPAGGIA
Original Assignee
FEME FABBRICA EQUIPAGGIA
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 FEME FABBRICA EQUIPAGGIA filed Critical FEME FABBRICA EQUIPAGGIA
Publication of FR2128274A3 publication Critical patent/FR2128274A3/fr
Application granted granted Critical
Publication of FR2128274B3 publication Critical patent/FR2128274B3/fr
Expired legal-status Critical Current

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
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
    • H01H83/226—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages with differential transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnets (AREA)
FR7142255A 1971-03-02 1971-11-25 Expired FR2128274B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2121271 1971-03-02

Publications (2)

Publication Number Publication Date
FR2128274A3 FR2128274A3 (en) 1972-10-20
FR2128274B3 true FR2128274B3 (en) 1974-02-15

Family

ID=11178442

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7142255A Expired FR2128274B3 (en) 1971-03-02 1971-11-25

Country Status (2)

Country Link
ES (1) ES397711A1 (en)
FR (1) FR2128274B3 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2437692A1 (en) * 1978-09-28 1980-04-25 Merlin Gerin Manually operated circuit breaker with overload cut=out - has earth fault current overload device and reset units as separate components which may be put together later
BE880418A (en) * 1979-03-01 1980-04-01 Ave Belli Andrea DIFFERENTIAL MAGNETO-THERMAL SWITCH
FR2563375B1 (en) * 1984-04-24 1988-05-20 Legrand Sa CIRCUIT BREAKER WITH DIFFERENTIAL FUNCTION
FR2578093B1 (en) * 1985-02-27 1987-03-06 Merlin Gerin UNIPOLAR AND NEUTRAL DIFFERENTIAL CIRCUIT BREAKER
FR2626104B1 (en) * 1988-01-20 1995-05-24 Hager Electro IMPROVEMENTS ON AUTOMATIC SWITCHES, ESPECIALLY DIFFERENTIAL SWITCHES AND CIRCUIT BREAKERS
US6255926B1 (en) * 1999-08-30 2001-07-03 Eaton Corporation Circuit interrupter with accessory trip interface and break-away access thereto

Also Published As

Publication number Publication date
ES397711A1 (en) 1974-06-01
FR2128274A3 (en) 1972-10-20

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