GB294574A - Improvements in and relating to electric control systems - Google Patents

Improvements in and relating to electric control systems

Info

Publication number
GB294574A
GB294574A GB20741/28A GB2074128A GB294574A GB 294574 A GB294574 A GB 294574A GB 20741/28 A GB20741/28 A GB 20741/28A GB 2074128 A GB2074128 A GB 2074128A GB 294574 A GB294574 A GB 294574A
Authority
GB
United Kingdom
Prior art keywords
relating
electric control
control systems
systems
electric
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
GB20741/28A
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 GB294574A publication Critical patent/GB294574A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/04—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
GB20741/28A 1927-07-26 1928-07-17 Improvements in and relating to electric control systems Expired GB294574A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US294574XA 1927-07-26 1927-07-26

Publications (1)

Publication Number Publication Date
GB294574A true GB294574A (en) 1929-07-18

Family

ID=21849105

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20741/28A Expired GB294574A (en) 1927-07-26 1928-07-17 Improvements in and relating to electric control systems

Country Status (2)

Country Link
BE (1) BE353082A (en)
GB (1) GB294574A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012022901A1 (en) * 2010-07-28 2012-02-23 Societe Nouvelle Transfix Toulon Protection system for electric transformer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012022901A1 (en) * 2010-07-28 2012-02-23 Societe Nouvelle Transfix Toulon Protection system for electric transformer

Also Published As

Publication number Publication date
BE353082A (en)

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