JPH0546769B2 - - Google Patents

Info

Publication number
JPH0546769B2
JPH0546769B2 JP61127156A JP12715686A JPH0546769B2 JP H0546769 B2 JPH0546769 B2 JP H0546769B2 JP 61127156 A JP61127156 A JP 61127156A JP 12715686 A JP12715686 A JP 12715686A JP H0546769 B2 JPH0546769 B2 JP H0546769B2
Authority
JP
Japan
Prior art keywords
amount
vector addition
current
addition amount
equal
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
JP61127156A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62285616A (ja
Inventor
Toshio Anzai
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 JP61127156A priority Critical patent/JPS62285616A/ja
Publication of JPS62285616A publication Critical patent/JPS62285616A/ja
Publication of JPH0546769B2 publication Critical patent/JPH0546769B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP61127156A 1986-06-03 1986-06-03 保護継電器 Granted JPS62285616A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61127156A JPS62285616A (ja) 1986-06-03 1986-06-03 保護継電器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61127156A JPS62285616A (ja) 1986-06-03 1986-06-03 保護継電器

Publications (2)

Publication Number Publication Date
JPS62285616A JPS62285616A (ja) 1987-12-11
JPH0546769B2 true JPH0546769B2 (enrdf_load_stackoverflow) 1993-07-14

Family

ID=14953019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61127156A Granted JPS62285616A (ja) 1986-06-03 1986-06-03 保護継電器

Country Status (1)

Country Link
JP (1) JPS62285616A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS62285616A (ja) 1987-12-11

Similar Documents

Publication Publication Date Title
US5963404A (en) Restricted earth fault protection for transformers using a directional element
WO2001029949A1 (en) Improved restraint-type differential relay
US7199991B2 (en) Electrical bus protection method & apparatus
US12278479B2 (en) Restricted earth fault relay
JPH0546769B2 (enrdf_load_stackoverflow)
JP3768441B2 (ja) 母線保護リレ−
JPH0546768B2 (enrdf_load_stackoverflow)
JPH0447545B2 (enrdf_load_stackoverflow)
JPS6356121A (ja) 比率差動リレ−装置
JP2971298B2 (ja) 保護継電装置
JPH0363299B2 (enrdf_load_stackoverflow)
JP3305084B2 (ja) 比率作動保護継電装置
JPH11326393A (ja) 直流電流検出器の異常検出回路
JP2002017037A (ja) Ｐｃｍキャリアーリレー
JPH0438118A (ja) 変化幅検出装置
JP3746493B2 (ja) 比率差動継電装置
JPS6011722Y2 (ja) デイジタル保護継電装置
JPH0514502B2 (enrdf_load_stackoverflow)
JP3833821B2 (ja) 母線保護継電装置
JP3207643B2 (ja) 短絡事故高速判定回路
JPS607453B2 (ja) デイジタル差動リレ−
WO2025099829A1 (ja) 高圧直流送電の帰線保護リレー、帰線保護システム、および帰線保護方法
JPH0158734B2 (enrdf_load_stackoverflow)
JPH09261844A (ja) 地絡回線選択継電装置
JPS63121424A (ja) デイジタル形電流差動リレ−