ES428010A1 - Un dispositivo interruptor de proteccion contra corrientes de defecto. - Google Patents

Un dispositivo interruptor de proteccion contra corrientes de defecto.

Info

Publication number
ES428010A1
ES428010A1 ES428010A ES428010A ES428010A1 ES 428010 A1 ES428010 A1 ES 428010A1 ES 428010 A ES428010 A ES 428010A ES 428010 A ES428010 A ES 428010A ES 428010 A1 ES428010 A1 ES 428010A1
Authority
ES
Spain
Prior art keywords
current transformer
circuit breakers
earth leakage
sum current
leakage circuit
Prior art date
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
ES428010A
Other languages
English (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.)
Felten & Guilleaume Schaltanl
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 ES428010A1 publication Critical patent/ES428010A1/es
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
    • H01H83/02—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 imbalance 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 imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
ES428010A 1973-11-06 1974-07-05 Un dispositivo interruptor de proteccion contra corrientes de defecto. Expired ES428010A1 (es)

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
ES428010A1 true ES428010A1 (es) 1976-07-16

Family

ID=5897283

Family Applications (1)

Application Number Title Priority Date Filing Date
ES428010A Expired ES428010A1 (es) 1973-11-06 1974-07-05 Un dispositivo interruptor de proteccion contra corrientes de defecto.

Country Status (9)

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

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 (es) * 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
DK576074A (es) 1975-06-30
IT1015562B (it) 1977-05-20
AT329663B (de) 1976-05-25
CH567332A5 (es) 1975-09-30
ATA504074A (de) 1975-08-15
FR2250194B1 (es) 1979-05-04
GB1472422A (en) 1977-05-04
DK132480C (da) 1976-05-17
DE2355306C2 (de) 1974-12-05
BE816233A (fr) 1974-09-30
FR2250194A1 (es) 1975-05-30
DK132480B (da) 1975-12-08
DE2355306B1 (de) 1974-05-09

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19930212