EG24765A - Electrical device with differential protection. - Google Patents

Electrical device with differential protection.

Info

Publication number
EG24765A
EG24765A EG2008091517A EG2008091517A EG24765A EG 24765 A EG24765 A EG 24765A EG 2008091517 A EG2008091517 A EG 2008091517A EG 2008091517 A EG2008091517 A EG 2008091517A EG 24765 A EG24765 A EG 24765A
Authority
EG
Egypt
Prior art keywords
electrical device
differential protection
differential
protection
electrical
Prior art date
Application number
EG2008091517A
Inventor
Bernard Lebeau
Nicolas Bernhard
Original Assignee
Schneider Electric Ind Sas
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 Schneider Electric Ind Sas filed Critical Schneider Electric Ind Sas
Application granted granted Critical
Publication of EG24765A publication Critical patent/EG24765A/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
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/002—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00 with provision for switching the neutral conductor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H01H71/025—Constructional details of housings or casings not concerning the mounting or assembly of the different internal parts
EG2008091517A 2007-09-11 2008-09-10 Electrical device with differential protection. EG24765A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0706344A FR2920911B1 (en) 2007-09-11 2007-09-11 ELECTRICAL DEVICE WITH DIFFERENTIAL PROTECTION

Publications (1)

Publication Number Publication Date
EG24765A true EG24765A (en) 2010-08-03

Family

ID=39148416

Family Applications (1)

Application Number Title Priority Date Filing Date
EG2008091517A EG24765A (en) 2007-09-11 2008-09-10 Electrical device with differential protection.

Country Status (7)

Country Link
EP (1) EP2037477B1 (en)
CN (1) CN101388309B (en)
BR (1) BRPI0804085B1 (en)
EG (1) EG24765A (en)
ES (1) ES2398991T3 (en)
FR (1) FR2920911B1 (en)
UA (1) UA97636C2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011127654A1 (en) * 2010-04-14 2011-10-20 Abb Spa Residual current protection device
ITBG20100062A1 (en) * 2010-11-17 2012-05-18 Abb Spa ELECTRIC SWITCHING DEVICE.
FR2969369A1 (en) * 2010-12-20 2012-06-22 Schneider Electric Ind Sas ELECTRICAL PROTECTION APPARATUS COMPRISING THE DIFFERENTIAL PROTECTION FUNCTION

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2512582A1 (en) 1981-09-10 1983-03-11 Merlin Gerin Tamperproof differential relay - uses screw-in cover to clip together two modules of earth leakage relay
AT384907B (en) * 1985-12-02 1988-01-25 Felten & Guilleaume Ag Oester Fault current circuit breaker and circuit breaker (residual current device)
FR2715767B1 (en) 1994-02-02 1996-04-26 Legrand Sa Unipolar and neutral differential circuit breaker.
FR2725071B1 (en) * 1994-09-28 1996-12-13 Schneider Electric Sa DIFFERENTIAL SWITCH ASSOCIATED WITH ONE OR MORE CIRCUIT PROTECTIVE ELEMENTS SUCH AS FUSE OR CIRCUIT BREAKERS
GB2295275B (en) * 1994-11-15 1998-08-12 Matsushita Electric Works Ltd Circuit breaker

Also Published As

Publication number Publication date
UA97636C2 (en) 2012-03-12
FR2920911A1 (en) 2009-03-13
ES2398991T3 (en) 2013-03-25
EP2037477A1 (en) 2009-03-18
FR2920911B1 (en) 2010-02-19
CN101388309A (en) 2009-03-18
BRPI0804085B1 (en) 2020-09-29
CN101388309B (en) 2013-01-16
EP2037477B1 (en) 2012-12-12
BRPI0804085A2 (en) 2009-05-05

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