IT1033878B - Interruttore di sicurezza per correnti di guasto - Google Patents

Interruttore di sicurezza per correnti di guasto

Info

Publication number
IT1033878B
IT1033878B IT1256975A IT1256975A IT1033878B IT 1033878 B IT1033878 B IT 1033878B IT 1256975 A IT1256975 A IT 1256975A IT 1256975 A IT1256975 A IT 1256975A IT 1033878 B IT1033878 B IT 1033878B
Authority
IT
Italy
Prior art keywords
safety switch
fault currents
currents
fault
safety
Prior art date
Application number
IT1256975A
Other languages
English (en)
Italian (it)
Original Assignee
Condor Werk Frede Kg Geb
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 Condor Werk Frede Kg Geb filed Critical Condor Werk Frede Kg Geb
Application granted granted Critical
Publication of IT1033878B publication Critical patent/IT1033878B/it

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
    • H01H83/14—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)
  • Switch Cases, Indication, And Locking (AREA)
IT1256975A 1974-08-21 1975-04-15 Interruttore di sicurezza per correnti di guasto IT1033878B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742440048 DE2440048C3 (de) 1974-08-21 1974-08-21 Fehlerstrom-Schutzschalter

Publications (1)

Publication Number Publication Date
IT1033878B true IT1033878B (it) 1979-08-10

Family

ID=5923714

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1256975A IT1033878B (it) 1974-08-21 1975-04-15 Interruttore di sicurezza per correnti di guasto

Country Status (4)

Country Link
DE (1) DE2440048C3 (fr)
ES (1) ES435987A1 (fr)
FR (1) FR2282715A1 (fr)
IT (1) IT1033878B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT353884B (de) * 1978-03-02 1979-12-10 Felten & Guilleaume Ag Oester Fehlerstromschutzschalter fuer steckmontage
FR2475291A1 (fr) * 1980-01-31 1981-08-07 Merlin Gerin Interrupteur differentiel multipolaire pour reseau a basse tension
FR2500209A1 (fr) * 1981-02-18 1982-08-20 Merlin Gerin Adaptateur a interrupteur differentiel
DE4011336A1 (de) * 1990-04-07 1991-10-10 Felten & Guilleaume Energie Fehlerstromschutzschalter in modulbauweise

Also Published As

Publication number Publication date
DE2440048A1 (de) 1976-03-04
FR2282715B1 (fr) 1981-03-20
DE2440048C3 (de) 1979-09-06
DE2440048B2 (de) 1977-06-23
ES435987A1 (es) 1976-12-16
FR2282715A1 (fr) 1976-03-19

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