JPS5315547A - Inspection method for digital protective relays - Google Patents

Inspection method for digital protective relays

Info

Publication number
JPS5315547A
JPS5315547A JP9055876A JP9055876A JPS5315547A JP S5315547 A JPS5315547 A JP S5315547A JP 9055876 A JP9055876 A JP 9055876A JP 9055876 A JP9055876 A JP 9055876A JP S5315547 A JPS5315547 A JP S5315547A
Authority
JP
Japan
Prior art keywords
inspection method
digital protective
protective relays
relays
digital
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
JP9055876A
Other languages
Japanese (ja)
Inventor
Hisashi Goto
Toshihisa Funahashi
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
Tokyo Electric Power Company Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
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 Tokyo Electric Power Co Inc, Meidensha Electric Manufacturing Co Ltd filed Critical Tokyo Electric Power Co Inc
Priority to JP9055876A priority Critical patent/JPS5315547A/en
Publication of JPS5315547A publication Critical patent/JPS5315547A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To perform fewer times of operation than protective operation for the function of an arithmetic unit for simple and rapid relay inspection.
COPYRIGHT: (C)1978,JPO&Japio
JP9055876A 1976-07-28 1976-07-28 Inspection method for digital protective relays Pending JPS5315547A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9055876A JPS5315547A (en) 1976-07-28 1976-07-28 Inspection method for digital protective relays

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9055876A JPS5315547A (en) 1976-07-28 1976-07-28 Inspection method for digital protective relays

Publications (1)

Publication Number Publication Date
JPS5315547A true JPS5315547A (en) 1978-02-13

Family

ID=14001732

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9055876A Pending JPS5315547A (en) 1976-07-28 1976-07-28 Inspection method for digital protective relays

Country Status (1)

Country Link
JP (1) JPS5315547A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5286183A (en) * 1991-05-13 1994-02-15 Pirelli Cavi S.P.A. Extruder head for applying coatings of polymeric material to semifinished products of elongated cylindrical conformation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50102783A (en) * 1974-01-25 1975-08-14

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50102783A (en) * 1974-01-25 1975-08-14

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5286183A (en) * 1991-05-13 1994-02-15 Pirelli Cavi S.P.A. Extruder head for applying coatings of polymeric material to semifinished products of elongated cylindrical conformation

Similar Documents

Publication Publication Date Title
JPS5315547A (en) Inspection method for digital protective relays
JPS545547A (en) Inspection system for digital current difference protective device
JPS5228643A (en) Digital protective relay
JPS536854A (en) Digital protective relay inspection system
JPS51150647A (en) Digital set method
JPS5228641A (en) Digital protective relay
JPS5312054A (en) Setting method of digital type protective relay
JPS5441442A (en) Protective relay
JPS5228646A (en) Relay with plural inputs
JPS5361035A (en) Setting system for digital protective relay
JPS5310846A (en) Inspection for digital protective device
JPS53104831A (en) Memory element for protective relay
JPS51118053A (en) Digital type protective relay system
JPS53114048A (en) Digital protective element inspection
JPS51111027A (en) N+1 stand-by test method
JPS5310840A (en) Detector for fault contact between different pedestal
JPS51143483A (en) Method of deoxidizing disposal of foods and to preserve the same
JPS5228653A (en) Current comparation relay
JPS5442634A (en) Protective relay inspection circuit
JPS5310845A (en) Digital protective relay system
JPS5240755A (en) Digital relay
JPS51118052A (en) Digital protective relay system
JPS527639A (en) Digital output unit
JPS53129837A (en) Digital relay with time limit characteristic
JPS5220248A (en) Converter circuit proteceive relay means