BE880418A - DIFFERENTIAL MAGNETO-THERMAL SWITCH - Google Patents

DIFFERENTIAL MAGNETO-THERMAL SWITCH

Info

Publication number
BE880418A
BE880418A BE0/198410A BE198410A BE880418A BE 880418 A BE880418 A BE 880418A BE 0/198410 A BE0/198410 A BE 0/198410A BE 198410 A BE198410 A BE 198410A BE 880418 A BE880418 A BE 880418A
Authority
BE
Belgium
Prior art keywords
thermal switch
differential magneto
magneto
differential
thermal
Prior art date
Application number
BE0/198410A
Other languages
French (fr)
Original Assignee
Ave Belli Andrea
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
Priority claimed from IT2094679U external-priority patent/IT7920946V0/en
Application filed by Ave Belli Andrea filed Critical Ave Belli Andrea
Publication of BE880418A publication Critical patent/BE880418A/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
    • H01H83/20—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 unbalance 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 unbalance of two or more currents or voltages with differential transformer
    • 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
BE0/198410A 1979-03-01 1979-12-04 DIFFERENTIAL MAGNETO-THERMAL SWITCH BE880418A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2094679U IT7920946V0 (en) 1979-03-01 1979-03-01 MAGNETOTHERMIC DIFFERENTIAL SWITCH.
FR8006895A FR2486304B1 (en) 1979-03-01 1980-03-27 DIFFERENTIAL MAGNETO-THERMAL SWITCH

Publications (1)

Publication Number Publication Date
BE880418A true BE880418A (en) 1980-04-01

Family

ID=26221687

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/198410A BE880418A (en) 1979-03-01 1979-12-04 DIFFERENTIAL MAGNETO-THERMAL SWITCH

Country Status (2)

Country Link
BE (1) BE880418A (en)
FR (1) FR2486304B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2616600A1 (en) * 1987-06-09 1988-12-16 Bassani Spa ELECTRIC MAGNETOTHERMIC AND DIFFERENTIAL PROTECTION APPARATUS

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2563375B1 (en) * 1984-04-24 1988-05-20 Legrand Sa CIRCUIT BREAKER WITH DIFFERENTIAL FUNCTION
FR2663153B1 (en) * 1990-06-07 1992-09-11 Legrand Sa DIFFERENTIAL TRIGGERING DEVICE.
DE10220622B4 (en) * 2002-05-08 2004-09-09 Siemens Ag Residual-current device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2128274B3 (en) * 1971-03-02 1974-02-15 Feme Fabbrica Equipaggia
US3855502A (en) * 1973-02-22 1974-12-17 Ite Imperial Corp Ground fault interrupter device
US3984736A (en) * 1975-02-04 1976-10-05 Thin Fay Rai Leakage protective device
US3999103A (en) * 1975-03-14 1976-12-21 Westinghouse Electric Corporation Multi-pole ground fault circuit breaker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2616600A1 (en) * 1987-06-09 1988-12-16 Bassani Spa ELECTRIC MAGNETOTHERMIC AND DIFFERENTIAL PROTECTION APPARATUS

Also Published As

Publication number Publication date
FR2486304A1 (en) 1982-01-08
FR2486304B1 (en) 1986-03-14

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: AVE DI BELLI ANDREA & C.

Effective date: 19841204