GB525056A - Improvements in and relating to electric motor control systems - Google Patents

Improvements in and relating to electric motor control systems

Info

Publication number
GB525056A
GB525056A GB4688/39A GB468839A GB525056A GB 525056 A GB525056 A GB 525056A GB 4688/39 A GB4688/39 A GB 4688/39A GB 468839 A GB468839 A GB 468839A GB 525056 A GB525056 A GB 525056A
Authority
GB
United Kingdom
Prior art keywords
motor
relay
contacts
closed
switch
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
GB4688/39A
Other languages
English (en)
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Publication of GB525056A publication Critical patent/GB525056A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/40—Synchronising a generator for connection to a network or to another generator
    • H02J3/42—Synchronising a generator for connection to a network or to another generator with automatic parallel connection when synchronisation is achieved

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor And Converter Starters (AREA)
  • Control Of Ac Motors In General (AREA)
GB4688/39A 1938-02-12 1939-02-13 Improvements in and relating to electric motor control systems Expired GB525056A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US525056XA 1938-02-12 1938-02-12

Publications (1)

Publication Number Publication Date
GB525056A true GB525056A (en) 1940-08-21

Family

ID=21978052

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4688/39A Expired GB525056A (en) 1938-02-12 1939-02-13 Improvements in and relating to electric motor control systems

Country Status (2)

Country Link
BE (1) BE525056A (fr)
GB (1) GB525056A (fr)

Also Published As

Publication number Publication date
BE525056A (fr) 1956-04-27

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