JPS5438536A - Earth-fault contact detector - Google Patents

Earth-fault contact detector

Info

Publication number
JPS5438536A
JPS5438536A JP10527377A JP10527377A JPS5438536A JP S5438536 A JPS5438536 A JP S5438536A JP 10527377 A JP10527377 A JP 10527377A JP 10527377 A JP10527377 A JP 10527377A JP S5438536 A JPS5438536 A JP S5438536A
Authority
JP
Japan
Prior art keywords
earth
fault contact
contact detector
power source
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
JP10527377A
Other languages
Japanese (ja)
Inventor
Hidemasa Koishi
Shinji Kanayama
Toshio Kusumoto
Sunao Suzuki
Yoshiro Noguchi
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.)
Kansai Electric Power Co Inc
Mitsubishi Electric Corp
Original Assignee
Kansai Electric Power Co Inc
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 Kansai Electric Power Co Inc, Mitsubishi Electric Corp filed Critical Kansai Electric Power Co Inc
Priority to JP10527377A priority Critical patent/JPS5438536A/en
Publication of JPS5438536A publication Critical patent/JPS5438536A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)

Abstract

PURPOSE: To make a detection correctly capable for an earth and fault contact in and a fault contact between power sources, without being affected by a surge of protected power source, by using a different DC power source from the protected power source.
COPYRIGHT: (C)1979,JPO&Japio
JP10527377A 1977-09-01 1977-09-01 Earth-fault contact detector Pending JPS5438536A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10527377A JPS5438536A (en) 1977-09-01 1977-09-01 Earth-fault contact detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10527377A JPS5438536A (en) 1977-09-01 1977-09-01 Earth-fault contact detector

Publications (1)

Publication Number Publication Date
JPS5438536A true JPS5438536A (en) 1979-03-23

Family

ID=14403048

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10527377A Pending JPS5438536A (en) 1977-09-01 1977-09-01 Earth-fault contact detector

Country Status (1)

Country Link
JP (1) JPS5438536A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012073836A1 (en) * 2010-11-29 2012-06-07 Ｊｘ日鉱日石エネルギー株式会社 Ground fault detection device, ground fault detection method, solar energy generator system, and ground fault detection program

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012073836A1 (en) * 2010-11-29 2012-06-07 Ｊｘ日鉱日石エネルギー株式会社 Ground fault detection device, ground fault detection method, solar energy generator system, and ground fault detection program
JP2012119382A (en) * 2010-11-29 2012-06-21 Jx Nippon Oil & Energy Corp Ground fault detection device, ground fault detection method, photovoltaic power generation system, and ground fault detection program

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