BE776004A - Transformateur electrique - Google Patents

Transformateur electrique

Info

Publication number
BE776004A
BE776004A BE776004A BE776004A BE776004A BE 776004 A BE776004 A BE 776004A BE 776004 A BE776004 A BE 776004A BE 776004 A BE776004 A BE 776004A BE 776004 A BE776004 A BE 776004A
Authority
BE
Belgium
Prior art keywords
electric transformer
transformer
electric
Prior art date
Application number
BE776004A
Other languages
English (en)
Inventor
A I Keto
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of BE776004A publication Critical patent/BE776004A/fr

Links

Classifications

    • 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
    • H01H85/0013—Means for preventing damage, e.g. by ambient influences to the fuse
    • H01H85/0021—Means for preventing damage, e.g. by ambient influences to the fuse water or dustproof devices
    • H01H85/0026—Means for preventing damage, e.g. by ambient influences to the fuse water or dustproof devices casings for the fuse and its base contacts
    • 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
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/10—Adaptation for built-in fuses
    • H01H9/102—Fuses mounted on or constituting the movable contact parts of the switch
    • 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
    • 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
    • H01F2027/406—Temperature sensor or protection
BE776004A 1970-12-03 1971-11-30 Transformateur electrique BE776004A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9484670A 1970-12-03 1970-12-03

Publications (1)

Publication Number Publication Date
BE776004A true BE776004A (fr) 1972-05-30

Family

ID=22247516

Family Applications (1)

Application Number Title Priority Date Filing Date
BE776004A BE776004A (fr) 1970-12-03 1971-11-30 Transformateur electrique

Country Status (4)

Country Link
US (1) US3628092A (fr)
JP (1) JPS5134107B1 (fr)
BE (1) BE776004A (fr)
CA (1) CA947376A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3792215A (en) * 1972-05-17 1974-02-12 Westinghouse Electric Corp Electrical load-break apparatus
US3916260A (en) * 1974-04-08 1975-10-28 Kuhlman Corp Fuse holder assembly
US3984651A (en) * 1975-05-01 1976-10-05 Mcgraw-Edison Company Electrical loadbreak arc quenching and containing assembly
US4059816A (en) * 1975-11-20 1977-11-22 Mcgraw-Edison Company Electrical loadbreak fuse and canister assembly
US4342978A (en) * 1979-03-19 1982-08-03 S&C Electric Company Explosively-actuated switch and current limiting, high voltage fuse using same
US4240122A (en) * 1979-03-26 1980-12-16 Mcgraw-Edison Company Protective device
US4275372A (en) * 1979-12-17 1981-06-23 Westinghouse Electric Corp. Protected electrical inductive apparatus
US4318150A (en) * 1979-12-17 1982-03-02 Westinghouse Electric Corp. Protected electrical inductive apparatus
US4321576A (en) * 1980-03-28 1982-03-23 Rte Corporation Fuse holder-under oil drywell loadbreak device
US4373772A (en) * 1981-03-27 1983-02-15 Rte Corporation Bayonet-type circuit breaker having a multiple finger integrated contact band
US4807082A (en) * 1987-05-14 1989-02-21 General Electric Corporation Current surge protector for power fuses
US5204654A (en) * 1991-10-31 1993-04-20 Cooper Industries, Inc. Fuse housing having fluid sealing assembly
AU6823594A (en) * 1993-04-29 1994-11-21 Lindsey Manufacturing Company Integrated electrical system
US5576682A (en) * 1994-03-21 1996-11-19 Kuhlman Electric Corporation Fuse holder and method for assembling
US5661280A (en) * 1995-08-02 1997-08-26 Abb Power T&D Company Inc. Combination of a gas-filled interrupter and oil-filled transformer
DE19608310C1 (de) * 1996-02-22 1997-07-17 Hartmann & Braun Ag Differenzdruckmeßumformereinheit mit einem Überlastschutzsystem
US5721406A (en) * 1996-03-01 1998-02-24 Abb Power T&D Company Inc. Arc-resistant enclosure employing arc-quenching contact disconnect and method for avoiding arcing in the enclosure
US5903209A (en) * 1998-08-07 1999-05-11 Thomas & Betts International, Inc. Encapsulated fuse with corona shield
US11133145B2 (en) * 2017-12-30 2021-09-28 Abb Power Grids Switzerland Ag Draw-out current limiting fuse

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3365616A (en) * 1965-04-01 1968-01-23 Gen Electric Overvoltage protection system for electrical apparatus with current limiting fuse and removable oil fuse in series on line side
US3480898A (en) * 1967-04-12 1969-11-25 Gen Electric Combined fuse and switch operator assembly
US3475693A (en) * 1967-07-18 1969-10-28 Westinghouse Electric Corp Electrical apparatus having fuse and insulated and sealed electrical connections

Also Published As

Publication number Publication date
US3628092A (en) 1971-12-14
JPS5134107B1 (fr) 1976-09-24
JPS4712168A (fr) 1972-06-21
CA947376A (en) 1974-05-14

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTINGHOUSE ELECTRIC CORP.

Effective date: 19871130