FR779750A - Control transformer - Google Patents

Control transformer

Info

Publication number
FR779750A
FR779750A FR779750DA FR779750A FR 779750 A FR779750 A FR 779750A FR 779750D A FR779750D A FR 779750DA FR 779750 A FR779750 A FR 779750A
Authority
FR
France
Prior art keywords
control transformer
transformer
control
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
Other languages
French (fr)
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.)
Siemens Schuckertwerke AG
Siemens AG
Original Assignee
Siemens Schuckertwerke AG
Siemens AG
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 Siemens Schuckertwerke AG, Siemens AG filed Critical Siemens Schuckertwerke AG
Application granted granted Critical
Publication of FR779750A publication Critical patent/FR779750A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
    • H01F29/04—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings having provision for tap-changing without interrupting the load current
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
FR779750D 1933-10-08 1934-10-05 Control transformer Expired FR779750A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES111266A DE743349C (en) 1933-10-08 1933-10-08 Switching device with two parallel, side by side, straight contact paths, each of which is passed through twice in different directions, for step transformers

Publications (1)

Publication Number Publication Date
FR779750A true FR779750A (en) 1935-04-11

Family

ID=25948154

Family Applications (1)

Application Number Title Priority Date Filing Date
FR779750D Expired FR779750A (en) 1933-10-08 1934-10-05 Control transformer

Country Status (4)

Country Link
BE (1) BE405550A (en)
DE (1) DE743349C (en)
FR (1) FR779750A (en)
SE (1) SE93348C1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH256946A (en) * 1947-06-20 1948-09-15 Bbc Brown Boveri & Cie Device for regulating alternating voltages.
NL90779C (en) * 1957-07-22 1959-04-15

Also Published As

Publication number Publication date
DE743349C (en) 1943-12-23
SE93348C1 (en) 1938-11-19
BE405550A (en) 1934-11-30

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