JPS5226446A - Grounding relay apparatus - Google Patents

Grounding relay apparatus

Info

Publication number
JPS5226446A
JPS5226446A JP10207875A JP10207875A JPS5226446A JP S5226446 A JPS5226446 A JP S5226446A JP 10207875 A JP10207875 A JP 10207875A JP 10207875 A JP10207875 A JP 10207875A JP S5226446 A JPS5226446 A JP S5226446A
Authority
JP
Japan
Prior art keywords
relay apparatus
grounding relay
phase voltage
grounding
proportion
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
JP10207875A
Other languages
Japanese (ja)
Inventor
Kiyoshi Kawamata
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP10207875A priority Critical patent/JPS5226446A/en
Publication of JPS5226446A publication Critical patent/JPS5226446A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: The boosting circuit is provided in proportion with the size of the zero-phase voltage generating at the time of grounding accident to be detected efficiently even in case of smaller phase voltage.
COPYRIGHT: (C)1977,JPO&Japio
JP10207875A 1975-08-25 1975-08-25 Grounding relay apparatus Pending JPS5226446A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10207875A JPS5226446A (en) 1975-08-25 1975-08-25 Grounding relay apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10207875A JPS5226446A (en) 1975-08-25 1975-08-25 Grounding relay apparatus

Publications (1)

Publication Number Publication Date
JPS5226446A true JPS5226446A (en) 1977-02-28

Family

ID=14317727

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10207875A Pending JPS5226446A (en) 1975-08-25 1975-08-25 Grounding relay apparatus

Country Status (1)

Country Link
JP (1) JPS5226446A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4988732U (en) * 1972-11-21 1974-08-01

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4988732U (en) * 1972-11-21 1974-08-01
JPS58395Y2 (en) * 1972-11-21 1983-01-06 カブシキガイシヤ サンパツク Senkouhouden Hatsukousouchi

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