IT962992B - Sezionatore differenziale autocon trollato per la protezione di con sumatori di energia elettrica a bassa tensione - Google Patents

Sezionatore differenziale autocon trollato per la protezione di con sumatori di energia elettrica a bassa tensione

Info

Publication number
IT962992B
IT962992B IT27170/72A IT2717072A IT962992B IT 962992 B IT962992 B IT 962992B IT 27170/72 A IT27170/72 A IT 27170/72A IT 2717072 A IT2717072 A IT 2717072A IT 962992 B IT962992 B IT 962992B
Authority
IT
Italy
Prior art keywords
sumers
disconnector
self
protection
low voltage
Prior art date
Application number
IT27170/72A
Other languages
English (en)
Original Assignee
Panayotis Coroneou Loukidis
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 Panayotis Coroneou Loukidis filed Critical Panayotis Coroneou Loukidis
Application granted granted Critical
Publication of IT962992B publication Critical patent/IT962992B/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current additionally responsive to some other abnormal electrical conditions
    • H02H3/105—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current additionally responsive to some other abnormal electrical conditions responsive to excess current and fault current to earth
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/24—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to undervoltage or no-voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Protection Of Transformers (AREA)
  • Breakers (AREA)
  • Electromagnets (AREA)
IT27170/72A 1971-07-20 1972-07-19 Sezionatore differenziale autocon trollato per la protezione di con sumatori di energia elettrica a bassa tensione IT962992B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GR4291171 1971-07-20
GR4476572 1972-04-22

Publications (1)

Publication Number Publication Date
IT962992B true IT962992B (it) 1973-12-31

Family

ID=26316346

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27170/72A IT962992B (it) 1971-07-20 1972-07-19 Sezionatore differenziale autocon trollato per la protezione di con sumatori di energia elettrica a bassa tensione

Country Status (4)

Country Link
US (1) US3780348A (it)
FR (1) FR2146404B1 (it)
GB (1) GB1389121A (it)
IT (1) IT962992B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3142575A1 (de) * 1981-10-27 1983-05-05 Friedrich Dipl.-Ing. 8000 München Lauerer Fehlerstromschutzeinrichtung
US5459444A (en) * 1991-05-16 1995-10-17 Felchar Manufacturing Corporation Circuit breaker for use in wall mounted plug
US5424894A (en) * 1992-11-24 1995-06-13 Briscall; W. Brian Electrical line-fault detector and circuit breaker device
US6608741B1 (en) * 2000-03-04 2003-08-19 Pass & Seymour, Inc. Two winding resonating arc fault sensor which boosts arc fault signals while rejecting arc mimicking noise
AU2002950581A0 (en) 2002-08-02 2002-09-12 Wayne Callen Electrical safety circuit
JP4683950B2 (ja) * 2004-05-11 2011-05-18 株式会社リコー スイッチ装置及び電気機器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2594022A (en) * 1950-08-05 1952-04-22 Westinghouse Electric Corp Magnetic amplifier relay circuits
US2676284A (en) * 1950-09-13 1954-04-20 Bendix Aviat Corp Fault protective system
US3579038A (en) * 1969-08-14 1971-05-18 Square D Co Electrical fault protection system

Also Published As

Publication number Publication date
FR2146404A1 (it) 1973-03-02
FR2146404B1 (it) 1976-01-16
DE2234056B2 (de) 1976-09-02
GB1389121A (en) 1975-04-03
DE2234056A1 (de) 1973-02-15
US3780348A (en) 1973-12-18

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