JPH0524730B2 - - Google Patents

Info

Publication number
JPH0524730B2
JPH0524730B2 JP7601485A JP7601485A JPH0524730B2 JP H0524730 B2 JPH0524730 B2 JP H0524730B2 JP 7601485 A JP7601485 A JP 7601485A JP 7601485 A JP7601485 A JP 7601485A JP H0524730 B2 JPH0524730 B2 JP H0524730B2
Authority
JP
Japan
Prior art keywords
line
ground fault
zero
lines
current
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 - Lifetime
Application number
JP7601485A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61236320A (ja
Inventor
Sumitaka Inoki
Akinobu Kobayashi
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.)
Meidensha Electric Manufacturing Co Ltd
Original Assignee
Meidensha Electric Manufacturing 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 Meidensha Electric Manufacturing Co Ltd filed Critical Meidensha Electric Manufacturing Co Ltd
Priority to JP7601485A priority Critical patent/JPS61236320A/ja
Publication of JPS61236320A publication Critical patent/JPS61236320A/ja
Publication of JPH0524730B2 publication Critical patent/JPH0524730B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP7601485A 1985-04-10 1985-04-10 平行多回線の地絡検出方式 Granted JPS61236320A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7601485A JPS61236320A (ja) 1985-04-10 1985-04-10 平行多回線の地絡検出方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7601485A JPS61236320A (ja) 1985-04-10 1985-04-10 平行多回線の地絡検出方式

Publications (2)

Publication Number Publication Date
JPS61236320A JPS61236320A (ja) 1986-10-21
JPH0524730B2 true JPH0524730B2 (enrdf_load_html_response) 1993-04-08

Family

ID=13592963

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7601485A Granted JPS61236320A (ja) 1985-04-10 1985-04-10 平行多回線の地絡検出方式

Country Status (1)

Country Link
JP (1) JPS61236320A (enrdf_load_html_response)

Also Published As

Publication number Publication date
JPS61236320A (ja) 1986-10-21

Similar Documents

Publication Publication Date Title
US8300369B2 (en) System and method for polyphase ground-fault circuit-interrupters
CA1187555A (en) Protective relaying methods and apparatus
JPS6084919A (ja) 保護継電器
JPS5810934B2 (ja) 地絡故障検出装置
US4110808A (en) Ground fault protection system for multiple source distribution networks
JP2012075250A (ja) 貰いロック付絶縁地絡監視装置
JP7347952B2 (ja) 保護装置
US3585452A (en) Ground fault protection for ungrounded systems
JPH0524730B2 (enrdf_load_html_response)
RU2845610C1 (ru) Селективное устройство защиты кабельной линии электропередачи из трех кабелей от однофазного замыкания на землю в сети с изолированной нейтралью
RU2845609C1 (ru) Устройство защиты линии электропередачи из двух параллельно соединенных кабелей от однофазного замыкания на землю
JP2001339847A (ja) 低圧電路用地絡方向継電器
JPH07236226A (ja) 地絡保護装置
JP3824804B2 (ja) 保護リレー装置
JPH0510512Y2 (enrdf_load_html_response)
JPH0210654B2 (enrdf_load_html_response)
JPH07143666A (ja) 地絡保護装置
JPH0210770Y2 (enrdf_load_html_response)
JPS6341804Y2 (enrdf_load_html_response)
JPH0323802Y2 (enrdf_load_html_response)
JPH0548139Y2 (enrdf_load_html_response)
JPS61293116A (ja) 地絡保護装置
JPH0515606U (ja) 単相３線式分電盤の中性線欠相保護機構
JPS6084918A (ja) 表示線継電装置
JPH05276648A (ja) 母線保護リレー試験用端子の配線方法