JPS5249437A - Differentaial protective relay and its inspection method - Google Patents

Differentaial protective relay and its inspection method

Info

Publication number
JPS5249437A
JPS5249437A JP50125030A JP12503075A JPS5249437A JP S5249437 A JPS5249437 A JP S5249437A JP 50125030 A JP50125030 A JP 50125030A JP 12503075 A JP12503075 A JP 12503075A JP S5249437 A JPS5249437 A JP S5249437A
Authority
JP
Japan
Prior art keywords
differentaial
inspection method
protective relay
inspection
coils
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
JP50125030A
Other languages
Japanese (ja)
Inventor
Ryoichi Taira
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
Toshiba Corp
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP50125030A priority Critical patent/JPS5249437A/en
Publication of JPS5249437A publication Critical patent/JPS5249437A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To perform inspection easily and quickly by installing inspection coils on each of a plurality of input transformers for taking out operational/restraining electrical amount of differential relay, and applying inspection input after connecting properly with said coils.
COPYRIGHT: (C)1977,JPO&Japio
JP50125030A 1975-10-17 1975-10-17 Differentaial protective relay and its inspection method Pending JPS5249437A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50125030A JPS5249437A (en) 1975-10-17 1975-10-17 Differentaial protective relay and its inspection method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50125030A JPS5249437A (en) 1975-10-17 1975-10-17 Differentaial protective relay and its inspection method

Publications (1)

Publication Number Publication Date
JPS5249437A true JPS5249437A (en) 1977-04-20

Family

ID=14900100

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50125030A Pending JPS5249437A (en) 1975-10-17 1975-10-17 Differentaial protective relay and its inspection method

Country Status (1)

Country Link
JP (1) JPS5249437A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5013940A (en) * 1973-06-09 1975-02-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5013940A (en) * 1973-06-09 1975-02-13

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