JPS6356121A - 比率差動リレ−装置 - Google Patents

比率差動リレ−装置

Info

Publication number
JPS6356121A
JPS6356121A JP61198887A JP19888786A JPS6356121A JP S6356121 A JPS6356121 A JP S6356121A JP 61198887 A JP61198887 A JP 61198887A JP 19888786 A JP19888786 A JP 19888786A JP S6356121 A JPS6356121 A JP S6356121A
Authority
JP
Japan
Prior art keywords
output
ratio differential
relay
current
differential relay
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
JP61198887A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0550207B2 (enrdf_load_stackoverflow
Inventor
宏 佐々木
博之 工藤
和芳 吉田
松沢　邦夫
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
Tokyo Electric Power Co Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
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 Tokyo Electric Power Co Inc, Hitachi Ltd filed Critical Tokyo Electric Power Co Inc
Priority to JP61198887A priority Critical patent/JPS6356121A/ja
Publication of JPS6356121A publication Critical patent/JPS6356121A/ja
Publication of JPH0550207B2 publication Critical patent/JPH0550207B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP61198887A 1986-08-27 1986-08-27 比率差動リレ−装置 Granted JPS6356121A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61198887A JPS6356121A (ja) 1986-08-27 1986-08-27 比率差動リレ−装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61198887A JPS6356121A (ja) 1986-08-27 1986-08-27 比率差動リレ−装置

Publications (2)

Publication Number Publication Date
JPS6356121A true JPS6356121A (ja) 1988-03-10
JPH0550207B2 JPH0550207B2 (enrdf_load_stackoverflow) 1993-07-28

Family

ID=16398583

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61198887A Granted JPS6356121A (ja) 1986-08-27 1986-08-27 比率差動リレ−装置

Country Status (1)

Country Link
JP (1) JPS6356121A (enrdf_load_stackoverflow)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5082165A (en) * 1989-07-28 1992-01-21 Mitsubishi Denki Kabushiki Kaisha Device for forwarding semiconductor lead frames and method of operating the same
JPH0530636A (ja) * 1991-07-16 1993-02-05 Mitsubishi Electric Corp 比率差動継電装置
US5951283A (en) * 1997-07-17 1999-09-14 Kabushiki Kaisha Shinkawa Substrate transporting device
US6135270A (en) * 1998-03-31 2000-10-24 Kabushiki Kaisha Shinkawa Guide rail mechanism for a bonding apparatus
US6145651A (en) * 1998-03-31 2000-11-14 Kabushiki Kaisha Shinkawa Guide rail mechanism for a bonding apparatus
JP2010207032A (ja) * 2009-03-05 2010-09-16 Toshiba Corp 母線保護継電装置
JP2011061934A (ja) * 2009-09-08 2011-03-24 Toshiba Corp 電流差動保護継電装置
JP2011193609A (ja) * 2010-03-12 2011-09-29 Toshiba Corp 電流差動継電装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5242460A (en) * 1975-10-01 1977-04-02 Shiyuukichi Inatome Method of making stainless steel melting vessel by deep drawing
JPS5814626A (ja) * 1981-07-20 1983-01-27 Hitachi Ltd マイクロプロセッサ
JPS58139628A (ja) * 1982-02-09 1983-08-19 株式会社東芝 送電線保護装置
JPS6016121A (ja) * 1983-07-07 1985-01-26 株式会社東芝 比率差動継電器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5242460A (en) * 1975-10-01 1977-04-02 Shiyuukichi Inatome Method of making stainless steel melting vessel by deep drawing
JPS5814626A (ja) * 1981-07-20 1983-01-27 Hitachi Ltd マイクロプロセッサ
JPS58139628A (ja) * 1982-02-09 1983-08-19 株式会社東芝 送電線保護装置
JPS6016121A (ja) * 1983-07-07 1985-01-26 株式会社東芝 比率差動継電器

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5082165A (en) * 1989-07-28 1992-01-21 Mitsubishi Denki Kabushiki Kaisha Device for forwarding semiconductor lead frames and method of operating the same
JPH0530636A (ja) * 1991-07-16 1993-02-05 Mitsubishi Electric Corp 比率差動継電装置
US5951283A (en) * 1997-07-17 1999-09-14 Kabushiki Kaisha Shinkawa Substrate transporting device
US6135270A (en) * 1998-03-31 2000-10-24 Kabushiki Kaisha Shinkawa Guide rail mechanism for a bonding apparatus
US6145651A (en) * 1998-03-31 2000-11-14 Kabushiki Kaisha Shinkawa Guide rail mechanism for a bonding apparatus
JP2010207032A (ja) * 2009-03-05 2010-09-16 Toshiba Corp 母線保護継電装置
JP2011061934A (ja) * 2009-09-08 2011-03-24 Toshiba Corp 電流差動保護継電装置
JP2011193609A (ja) * 2010-03-12 2011-09-29 Toshiba Corp 電流差動継電装置

Also Published As

Publication number Publication date
JPH0550207B2 (enrdf_load_stackoverflow) 1993-07-28

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term