BE872090A - ELECTRICAL CONTROL UNIT - Google Patents

ELECTRICAL CONTROL UNIT

Info

Publication number
BE872090A
BE872090A BE191787A BE191787A BE872090A BE 872090 A BE872090 A BE 872090A BE 191787 A BE191787 A BE 191787A BE 191787 A BE191787 A BE 191787A BE 872090 A BE872090 A BE 872090A
Authority
BE
Belgium
Prior art keywords
control unit
electrical control
electrical
unit
control
Prior art date
Application number
BE191787A
Other languages
French (fr)
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of BE872090A publication Critical patent/BE872090A/en

Links

Classifications

    • 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
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/42—Impedances connected with contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/16—Impedances connected with contacts
    • H01H33/161—Variable impedances
    • H01H2033/163—Variable impedances using PTC elements
BE191787A 1977-11-18 1978-11-17 ELECTRICAL CONTROL UNIT BE872090A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772751452 DE2751452C2 (en) 1977-11-18 1977-11-18 Electrical switchgear

Publications (1)

Publication Number Publication Date
BE872090A true BE872090A (en) 1979-03-16

Family

ID=6023982

Family Applications (1)

Application Number Title Priority Date Filing Date
BE191787A BE872090A (en) 1977-11-18 1978-11-17 ELECTRICAL CONTROL UNIT

Country Status (3)

Country Link
BE (1) BE872090A (en)
DE (1) DE2751452C2 (en)
FR (1) FR2409593A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4598187A (en) * 1984-11-26 1986-07-01 General Electric Company Current limiting circuit breaker
DE3824027A1 (en) * 1988-07-15 1990-01-18 Asea Brown Boveri ELECTRICAL SWITCHGEAR
FR2677485A1 (en) * 1991-06-07 1992-12-11 Stopcircuit Sa LOAD CUTTING APPARATUS FOR ELECTRICAL CIRCUIT.
CN106098485B (en) * 2016-08-04 2018-03-20 厦门大恒科技有限公司 Circuit breaker

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE464688C (en) * 1925-06-13 1928-08-22 Elfa Elektrotechnische Fabrik Installation circuit breaker
DE452815C (en) * 1925-12-11 1927-11-22 Siemens Schuckertwerke G M B H High-speed switch with arc extinguishing, in which a resistor is continuously switched on parallel to its interruption contacts
FR1029845A (en) * 1950-12-19 1953-06-08 Arc Suppression Circuit Switches
FR65454E (en) * 1951-02-05 1956-02-21 Fast resistance regulator, more specifically circuit breaker
DE1177713B (en) * 1960-08-10 1964-09-10 Siemens Ag Electric switch for alternating current
NL288703A (en) * 1963-02-23
DE2439066C2 (en) * 1974-08-14 1982-06-03 Brown, Boveri & Cie Ag, 6800 Mannheim Device for limiting currents
CH589351A5 (en) * 1975-08-19 1977-06-30 Bbc Brown Boveri & Cie

Also Published As

Publication number Publication date
FR2409593A1 (en) 1979-06-15
FR2409593B1 (en) 1983-04-29
DE2751452A1 (en) 1979-05-23
DE2751452C2 (en) 1986-10-23

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BROWN BOVERI & CIE A.G.

Effective date: 19841117