GB1020863A - Improvements relating to protective systems - Google Patents

Improvements relating to protective systems

Info

Publication number
GB1020863A
GB1020863A GB3671965A GB3671965A GB1020863A GB 1020863 A GB1020863 A GB 1020863A GB 3671965 A GB3671965 A GB 3671965A GB 3671965 A GB3671965 A GB 3671965A GB 1020863 A GB1020863 A GB 1020863A
Authority
GB
United Kingdom
Prior art keywords
protective systems
improvements relating
protective
systems
deltaconnected
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
GB3671965A
Inventor
John Brian Patrickson
Denis Robertson
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.)
A Reyrolle and Co Ltd
Original Assignee
A Reyrolle and 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 A Reyrolle and Co Ltd filed Critical A Reyrolle and Co Ltd
Priority to GB3671965A priority Critical patent/GB1020863A/en
Publication of GB1020863A publication Critical patent/GB1020863A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/16—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass
    • H02H3/162—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass for ac systems
    • H02H3/165—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass for ac systems for three-phase systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Details Of Television Scanning (AREA)
  • Coils Of Transformers For General Uses (AREA)

Abstract

1,020,863. Protective systems. A. REYROLLE & CO. Ltd. April 26, 1962 [March 27, 1961], No. 36719/65. Divided out of 1,020,862. Heading H2K. The subject-matter is the same as that of Specification 1,020;862, but the claims relate to the provision of the transformer with deltaconnected secondary windings with a resistance connected in series in the delta.
GB3671965A 1961-03-27 1961-03-27 Improvements relating to protective systems Expired GB1020863A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3671965A GB1020863A (en) 1961-03-27 1961-03-27 Improvements relating to protective systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3671965A GB1020863A (en) 1961-03-27 1961-03-27 Improvements relating to protective systems

Publications (1)

Publication Number Publication Date
GB1020863A true GB1020863A (en) 1966-02-23

Family

ID=10390640

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3671965A Expired GB1020863A (en) 1961-03-27 1961-03-27 Improvements relating to protective systems

Country Status (1)

Country Link
GB (1) GB1020863A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2387542A1 (en) * 1977-04-14 1978-11-10 Siemens Ag EARTH FAULT DETECTOR DEVICE IN A STATIC CURRENT CONVERTER

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2387542A1 (en) * 1977-04-14 1978-11-10 Siemens Ag EARTH FAULT DETECTOR DEVICE IN A STATIC CURRENT CONVERTER

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