JPS51119944A - Field ground-fault protect relay - Google Patents

Field ground-fault protect relay

Info

Publication number
JPS51119944A
JPS51119944A JP4430575A JP4430575A JPS51119944A JP S51119944 A JPS51119944 A JP S51119944A JP 4430575 A JP4430575 A JP 4430575A JP 4430575 A JP4430575 A JP 4430575A JP S51119944 A JPS51119944 A JP S51119944A
Authority
JP
Japan
Prior art keywords
field ground
protect relay
relay
fault protect
fault
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.)
Pending
Application number
JP4430575A
Other languages
Japanese (ja)
Inventor
Yuzuru Imamura
Satoru Kitamura
Yoshiyuki Nagasawa
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4430575A priority Critical patent/JPS51119944A/en
Publication of JPS51119944A publication Critical patent/JPS51119944A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Generators And Motors (AREA)

Abstract

PURPOSE: To prevent the error action of ground-short portect relay 9 at turningon of the rectifier source in the field (magnetic) circuit using a short-voltage prevent circuit.
COPYRIGHT: (C)1976,JPO&Japio
JP4430575A 1975-04-14 1975-04-14 Field ground-fault protect relay Pending JPS51119944A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4430575A JPS51119944A (en) 1975-04-14 1975-04-14 Field ground-fault protect relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4430575A JPS51119944A (en) 1975-04-14 1975-04-14 Field ground-fault protect relay

Publications (1)

Publication Number Publication Date
JPS51119944A true JPS51119944A (en) 1976-10-20

Family

ID=12687771

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4430575A Pending JPS51119944A (en) 1975-04-14 1975-04-14 Field ground-fault protect relay

Country Status (1)

Country Link
JP (1) JPS51119944A (en)

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