[go: up one dir, main page]

JPS57113720A - Current differential relay unit - Google Patents

Current differential relay unit

Info

Publication number
JPS57113720A
JPS57113720A JP56000470A JP47081A JPS57113720A JP S57113720 A JPS57113720 A JP S57113720A JP 56000470 A JP56000470 A JP 56000470A JP 47081 A JP47081 A JP 47081A JP S57113720 A JPS57113720 A JP S57113720A
Authority
JP
Japan
Prior art keywords
relay unit
current differential
differential relay
current
unit
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
JP56000470A
Other languages
Japanese (ja)
Inventor
Tetsuo Ookawa
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP56000470A priority Critical patent/JPS57113720A/en
Publication of JPS57113720A publication Critical patent/JPS57113720A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP56000470A 1981-01-07 1981-01-07 Current differential relay unit Pending JPS57113720A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56000470A JPS57113720A (en) 1981-01-07 1981-01-07 Current differential relay unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56000470A JPS57113720A (en) 1981-01-07 1981-01-07 Current differential relay unit

Publications (1)

Publication Number Publication Date
JPS57113720A true JPS57113720A (en) 1982-07-15

Family

ID=11474678

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56000470A Pending JPS57113720A (en) 1981-01-07 1981-01-07 Current differential relay unit

Country Status (1)

Country Link
JP (1) JPS57113720A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62141918A (en) * 1985-12-13 1987-06-25 ウエスチングハウス　エレクトリック　コ−ポレ−ション Active indicating line device for electromechanical differential current relay

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62141918A (en) * 1985-12-13 1987-06-25 ウエスチングハウス　エレクトリック　コ−ポレ−ション Active indicating line device for electromechanical differential current relay

Similar Documents

Publication Publication Date Title
JPS57166819A (en) Relay
GB2111752B (en) Relay
JPS57113720A (en) Current differential relay unit
JPS573518A (en) Current differential relay
JPS57211925A (en) Differential relay
JPS57211926A (en) Differential relay
JPS57211927A (en) Differential relay
JPS57172614A (en) Contactor unit
JPS57135623A (en) Current differential protection relay system
JPS57116532A (en) Carrier differential relay unit
JPS5791624A (en) Current relay
JPS57132627A (en) Magnet relay
JPS57160321A (en) Overcurrent relay unit
JPS57121121A (en) Relay unit
PL234076A1 (en) Current relay
JPS57166816A (en) Differential relay
JPS5635335A (en) Current relay
JPS57183224A (en) Distance relay
JPS57156624A (en) Distance relay
JPS56117536A (en) Voltage differential relay
JPS57126022A (en) Stationary relay unit
JPS57123623A (en) Simple relay
JPS57126230A (en) Current variation width relay
JPS57128426A (en) Relay
JPS57119612A (en) Reverse time limiting relay unit