JPS51137847A - An earth trouble detecting apparatus with a detection circuit - Google Patents

An earth trouble detecting apparatus with a detection circuit

Info

Publication number
JPS51137847A
JPS51137847A JP50061651A JP6165175A JPS51137847A JP S51137847 A JPS51137847 A JP S51137847A JP 50061651 A JP50061651 A JP 50061651A JP 6165175 A JP6165175 A JP 6165175A JP S51137847 A JPS51137847 A JP S51137847A
Authority
JP
Japan
Prior art keywords
detecting apparatus
detection circuit
trouble detecting
earth
earth trouble
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.)
Granted
Application number
JP50061651A
Other languages
Japanese (ja)
Other versions
JPS5758852B2 (en
Inventor
Nobuo Eda
Sadahito Kashiwara
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP50061651A priority Critical patent/JPS51137847A/en
Publication of JPS51137847A publication Critical patent/JPS51137847A/en
Publication of JPS5758852B2 publication Critical patent/JPS5758852B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: In an earth trouble detecting apparatus operating according to the zerophase voltage introduced by a voltage transformer, the detecting circuit detects any wire snapping of the secondary lead wires of the transformer.
COPYRIGHT: (C)1976,JPO&Japio
JP50061651A 1975-05-22 1975-05-22 An earth trouble detecting apparatus with a detection circuit Granted JPS51137847A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50061651A JPS51137847A (en) 1975-05-22 1975-05-22 An earth trouble detecting apparatus with a detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50061651A JPS51137847A (en) 1975-05-22 1975-05-22 An earth trouble detecting apparatus with a detection circuit

Publications (2)

Publication Number Publication Date
JPS51137847A true JPS51137847A (en) 1976-11-29
JPS5758852B2 JPS5758852B2 (en) 1982-12-11

Family

ID=13177333

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50061651A Granted JPS51137847A (en) 1975-05-22 1975-05-22 An earth trouble detecting apparatus with a detection circuit

Country Status (1)

Country Link
JP (1) JPS51137847A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57145525A (en) * 1981-02-27 1982-09-08 Tokyo Shibaura Electric Co Automatic monitoring circuit for ground- fault relay

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57145525A (en) * 1981-02-27 1982-09-08 Tokyo Shibaura Electric Co Automatic monitoring circuit for ground- fault relay
JPH0216649B2 (en) * 1981-02-27 1990-04-17 Tokyo Shibaura Electric Co

Also Published As

Publication number Publication date
JPS5758852B2 (en) 1982-12-11

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