[go: up one dir, main page]

ZA948692B - Fail-safe immersed polyphase electrical transformer - Google Patents

Fail-safe immersed polyphase electrical transformer

Info

Publication number
ZA948692B
ZA948692B ZA948692A ZA948692A ZA948692B ZA 948692 B ZA948692 B ZA 948692B ZA 948692 A ZA948692 A ZA 948692A ZA 948692 A ZA948692 A ZA 948692A ZA 948692 B ZA948692 B ZA 948692B
Authority
ZA
South Africa
Prior art keywords
sensor
transformer
immersed
power supply
protection against
Prior art date
Application number
ZA948692A
Other languages
English (en)
Inventor
Pierre Mangin
Michel Sacotte
Andre Devalland
Original Assignee
France Transfo Sa
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 France Transfo Sa filed Critical France Transfo Sa
Publication of ZA948692B publication Critical patent/ZA948692B/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • H01F2027/404—Protective devices specially adapted for fluid filled transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/0241—Structural association of a fuse and another component or apparatus
    • H01H2085/0291—Structural association with a current transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Regulation Of General Use Transformers (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Cable Accessories (AREA)
  • Gas-Insulated Switchgears (AREA)
  • Paints Or Removers (AREA)
  • Insulating Of Coils (AREA)
  • Fuses (AREA)
  • Secondary Cells (AREA)
  • Protection Of Static Devices (AREA)
ZA948692A 1993-11-15 1994-11-03 Fail-safe immersed polyphase electrical transformer ZA948692B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9313700A FR2712730B1 (fr) 1993-11-15 1993-11-15 Transformateur électrique imergé protégé.

Publications (1)

Publication Number Publication Date
ZA948692B true ZA948692B (en) 1995-07-03

Family

ID=9452921

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA948692A ZA948692B (en) 1993-11-15 1994-11-03 Fail-safe immersed polyphase electrical transformer

Country Status (9)

Country Link
EP (1) EP0653765B1 (xx)
AT (1) ATE187843T1 (xx)
DE (1) DE69422142T2 (xx)
EG (1) EG20461A (xx)
ES (1) ES2142393T3 (xx)
FR (1) FR2712730B1 (xx)
MA (1) MA23366A1 (xx)
OA (1) OA09967A (xx)
ZA (1) ZA948692B (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2730357A1 (fr) * 1995-02-08 1996-08-09 Alsthom Gec Systeme permettant de deconnecter electriquement de son alimentation un appareillage electrique a isolation par un dielectrique liquide
FR2747245B1 (fr) * 1996-04-04 1998-05-15 Gec Alsthom T & D Sa Systeme de protection d'un transformateur de distribution triphase a isolation dans un dielectrique liquide
FI102329B (fi) * 1997-02-06 1998-11-13 Abb Transmit Oy Kytkin sähköisen laitteen erottamiseksi sähköverkosta
FR2782409B1 (fr) * 1998-08-14 2002-11-29 Schneider Electric Ind Sa Transformateur immerge auto-protege par un dispositif incluant un disjoncteur et des fusibles
FR2822601B1 (fr) * 2001-03-21 2004-12-24 Transfix Toulon Soc Nouv Poste de transformation evolutif pour reseaux en coupure d'artere
ES2527091T3 (es) 2007-12-28 2015-01-20 Constructora De Transformadores De Distribución Cotradis, S.L.U. Equipo eléctrico para red de distribución con sistema de detección, desconexión y eliminación de faltas
FR2942353B1 (fr) * 2009-02-19 2011-06-17 Transfix Toulon Sa Soc Nouv Procede, dispositif et systeme de protection d'un appareil electrique, ainsi que transformateur et poste comportant un tel dispositif ou systeme

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4223364A (en) * 1978-05-25 1980-09-16 Sangster Harold L Pressure and temperature responsive protective devices
US4435690A (en) * 1982-04-26 1984-03-06 Rte Corporation Primary circuit breaker
DE3543584A1 (de) * 1985-12-10 1987-06-11 Volta Werke Electricitaet Transformator mit sicherungseinrichtung

Also Published As

Publication number Publication date
MA23366A1 (fr) 1995-07-01
ATE187843T1 (de) 2000-01-15
EP0653765B1 (fr) 1999-12-15
ES2142393T3 (es) 2000-04-16
EG20461A (fr) 1999-05-31
DE69422142D1 (de) 2000-01-20
EP0653765A1 (fr) 1995-05-17
DE69422142T2 (de) 2000-08-24
FR2712730B1 (fr) 1995-12-29
OA09967A (fr) 1995-12-11
FR2712730A1 (fr) 1995-05-24

Similar Documents

Publication Publication Date Title
US4672500A (en) Protective device for electrostatic sprayer equipment
US7035066B2 (en) Arc-default detecting circuit breaker system
US4410925A (en) Ground fault detector and shutdown system
CA1094194A (en) Conductive probe level control
ZA948692B (en) Fail-safe immersed polyphase electrical transformer
US5099382A (en) Electrical recloser having external mounting arrangement for electronics assembly
GB2123627A (en) Electrical circuit interruption
CA2099733A1 (en) Overcurrent protection device
US5907467A (en) Trip device for an electric powered trip unit
CA1194105A (en) Open circuit current transformer protection circuit
US3660720A (en) Automatic grounding switch
JP2538029Y2 (ja) 切離し装置付き避雷器
DE2635552A1 (de) Elektromotoren in zuendschutzart d druckfeste kapselung
FR2702315B1 (fr) Interrupteur différentiel de protection contre les courants de défaut et les surtensions.
SU1339732A2 (ru) Устройство дл защиты статора генератора в блоке с трансформатором от замыканий на землю
SU588869A1 (ru) Устройство дл максимально-токовой защиты
KR870001386Y1 (ko) 서어지 전류 방지회로
SU1012384A1 (ru) Устройство дл защиты автономной электроэнергетической установки и потребителей от короткого замыкани
GB2083310A (en) Voltage detector circuits
JPS55103095A (en) Protector for scherbius apparatus
SU1224892A1 (ru) Устройство дл защиты блоков генератор-трансформатор от замыканий на землю
JPS60177609A (ja) ガス絶縁変圧器の負荷時タツプ切換器
DE59306338D1 (de) Ableitertrennschalter
GB2068607A (en) Voltage regulator circuit
SU599703A1 (ru) Устройство дл защиты заземлител установки плавки гололеда посто нным током