ZA734329B - De-energized tap changer for transformers - Google Patents

De-energized tap changer for transformers

Info

Publication number
ZA734329B
ZA734329B ZA734329A ZA734329A ZA734329B ZA 734329 B ZA734329 B ZA 734329B ZA 734329 A ZA734329 A ZA 734329A ZA 734329 A ZA734329 A ZA 734329A ZA 734329 B ZA734329 B ZA 734329B
Authority
ZA
South Africa
Prior art keywords
transformers
tap changer
energized tap
energized
changer
Prior art date
Application number
ZA734329A
Other languages
English (en)
Inventor
S Norman
J Syren
U Zetterlund
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Publication of ZA734329B publication Critical patent/ZA734329B/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
    • H01H15/02—Details
    • H01H15/06—Movable parts; Contacts mounted thereon
    • H01H15/08—Contact arrangements for providing make-before-break operation, e.g. for on-load tap-changing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
    • H01H1/42—Knife-and-clip contacts
    • 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
    • H01H9/0005—Tap change devices
    • H01H9/0027—Operating mechanisms
ZA734329A 1972-06-27 1973-06-26 De-energized tap changer for transformers ZA734329B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE08402/72A SE364139B (xx) 1972-06-27 1972-06-27

Publications (1)

Publication Number Publication Date
ZA734329B true ZA734329B (en) 1974-05-29

Family

ID=20273976

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA734329A ZA734329B (en) 1972-06-27 1973-06-26 De-energized tap changer for transformers

Country Status (8)

Country Link
US (1) US3824355A (xx)
BR (1) BR7304711D0 (xx)
CA (1) CA967252A (xx)
DE (1) DE2331360C3 (xx)
DK (1) DK134834B (xx)
IT (1) IT986592B (xx)
SE (1) SE364139B (xx)
ZA (1) ZA734329B (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3121659C2 (de) * 1981-05-30 1985-04-18 Leopold Kostal GmbH & Co KG, 5880 Lüdenscheid Lenkstockschalter mit einem Warnblinkschalter
US4504811A (en) * 1982-11-12 1985-03-12 Westinghouse Electric Corp. Cable operated tap changer for a three-phase transformer
US4514602A (en) * 1982-12-27 1985-04-30 Owen D W Switching apparatus
US4562316A (en) * 1984-06-07 1985-12-31 Asea Electric, Inc. High voltage linear tap changer
US4644112A (en) * 1986-01-03 1987-02-17 Asea Electric, Inc. Linear transformer switch
US5744764A (en) * 1996-09-26 1998-04-28 General Signal Corporation Modular de-energized switch for transformer tap changing
DE19847745C1 (de) * 1998-10-16 2000-01-05 Reinhausen Maschf Scheubeck Stufenschalter
NO316818B1 (no) * 2002-03-25 2004-05-18 Vetco Aibel As Bryteranordning for undersjoisk kraftdistribusjon
EP2180486A1 (en) * 2008-10-27 2010-04-28 Abb Research Ltd. A switch device and a switchgear provided therewith
DE102012103490B4 (de) * 2012-04-20 2015-11-12 Maschinenfabrik Reinhausen Gmbh Verteiltransformator zur Spannungsregelung von Ortsnetzen
KR20160088570A (ko) 2015-01-16 2016-07-26 Koc 전기 주식회사 배전용 30kv 방폭 변압기

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR884371A (fr) * 1942-03-17 1943-08-11 Savoisienne Const Elec Commutateur de prises de réglage
BE468185A (xx) * 1945-02-08 1946-09-27
US2577955A (en) * 1949-04-02 1951-12-11 Hazeltine Research Inc Tuning control mechanism
US2717296A (en) * 1953-09-14 1955-09-06 Gen Electric Electrical switch contacts
US3045090A (en) * 1959-05-08 1962-07-17 Mc Graw Edison Co Tap changer movable contact
US3192328A (en) * 1963-02-01 1965-06-29 Mc Graw Edison Co Movable switch contact assembly with self-aligning bridging plate members
US3673364A (en) * 1970-11-13 1972-06-27 Westinghouse Electric Corp Transformer slide switch with contact clamping means
US3639706A (en) * 1971-03-15 1972-02-01 Stackpole Carbon Co Reciprocating switch mechanism with improved thumbwheel actuator including rack and pinion structure

Also Published As

Publication number Publication date
DE2331360A1 (de) 1974-01-03
IT986592B (it) 1975-01-30
AU5724173A (en) 1975-01-09
CA967252A (en) 1975-05-06
BR7304711D0 (pt) 1974-08-22
DK134834B (da) 1977-01-24
SE364139B (xx) 1974-02-11
DK134834C (xx) 1977-06-27
DE2331360C3 (de) 1978-03-23
US3824355A (en) 1974-07-16
DE2331360B2 (de) 1977-07-14

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