AU5724173A - De-energized tap changer for transformers - Google Patents

De-energized tap changer for transformers

Info

Publication number
AU5724173A
AU5724173A AU57241/73A AU5724173A AU5724173A AU 5724173 A AU5724173 A AU 5724173A AU 57241/73 A AU57241/73 A AU 57241/73A AU 5724173 A AU5724173 A AU 5724173A AU 5724173 A AU5724173 A AU 5724173A
Authority
AU
Australia
Prior art keywords
transformers
tap changer
energized tap
energized
changer
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU57241/73A
Other versions
AU482424B2 (en
Inventor
Jan Siren And Uno Zetterlund Sivert Norman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABB Norden Holding AB
Original Assignee
Allmanna Svenska Elektriska 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 Allmanna Svenska Elektriska AB filed Critical Allmanna Svenska Elektriska AB
Application granted granted Critical
Publication of AU482424B2 publication Critical patent/AU482424B2/en
Publication of AU5724173A publication Critical patent/AU5724173A/en
Expired legal-status Critical Current

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
AU57241/73A 1972-06-27 1973-06-22 De-energized tap changer for transformers Expired AU482424B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SESE8402/72 1972-06-27
SE08402/72A SE364139B (en) 1972-06-27 1972-06-27

Publications (2)

Publication Number Publication Date
AU482424B2 AU482424B2 (en) 1975-01-09
AU5724173A true AU5724173A (en) 1975-01-09

Family

ID=

Also Published As

Publication number Publication date
DE2331360A1 (en) 1974-01-03
IT986592B (en) 1975-01-30
CA967252A (en) 1975-05-06
BR7304711D0 (en) 1974-08-22
DK134834B (en) 1977-01-24
ZA734329B (en) 1974-05-29
SE364139B (en) 1974-02-11
DK134834C (en) 1977-06-27
DE2331360C3 (en) 1978-03-23
US3824355A (en) 1974-07-16
DE2331360B2 (en) 1977-07-14

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