JPS5242239A - Protector for electric machinery - Google Patents

Protector for electric machinery

Info

Publication number
JPS5242239A
JPS5242239A JP50117652A JP11765275A JPS5242239A JP S5242239 A JPS5242239 A JP S5242239A JP 50117652 A JP50117652 A JP 50117652A JP 11765275 A JP11765275 A JP 11765275A JP S5242239 A JPS5242239 A JP S5242239A
Authority
JP
Japan
Prior art keywords
protector
electric machinery
fault
machinery
shorting
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
JP50117652A
Other languages
Japanese (ja)
Other versions
JPS5842693B2 (en
Inventor
Seiichi Yamano
Kenichi Akiyama
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 JP50117652A priority Critical patent/JPS5842693B2/en
Publication of JPS5242239A publication Critical patent/JPS5242239A/en
Publication of JPS5842693B2 publication Critical patent/JPS5842693B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Static Devices (AREA)

Abstract

PURPOSE: To prevent expansion of fault by utilizing form restoration of metal wire having memory effect caused by fault current due to fault of electric machinery for shorting both terminals of machinery and for blowing off fuse.
COPYRIGHT: (C)1977,JPO&Japio
JP50117652A 1975-10-01 1975-10-01 Denkikikinohogosouchi Expired JPS5842693B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50117652A JPS5842693B2 (en) 1975-10-01 1975-10-01 Denkikikinohogosouchi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50117652A JPS5842693B2 (en) 1975-10-01 1975-10-01 Denkikikinohogosouchi

Publications (2)

Publication Number Publication Date
JPS5242239A true JPS5242239A (en) 1977-04-01
JPS5842693B2 JPS5842693B2 (en) 1983-09-21

Family

ID=14716963

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50117652A Expired JPS5842693B2 (en) 1975-10-01 1975-10-01 Denkikikinohogosouchi

Country Status (1)

Country Link
JP (1) JPS5842693B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56141727A (en) * 1980-04-02 1981-11-05 Mitsubishi Electric Corp Device for protecting electric equipment
JPS56141729A (en) * 1980-04-02 1981-11-05 Mitsubishi Electric Corp Device for protecting electric equipment
JPS56141728A (en) * 1980-04-02 1981-11-05 Mitsubishi Electric Corp Device for protecting electric equipment
JPS61127577U (en) * 1985-01-29 1986-08-11

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS486530U (en) * 1971-06-08 1973-01-25

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS486530U (en) * 1971-06-08 1973-01-25

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56141727A (en) * 1980-04-02 1981-11-05 Mitsubishi Electric Corp Device for protecting electric equipment
JPS56141729A (en) * 1980-04-02 1981-11-05 Mitsubishi Electric Corp Device for protecting electric equipment
JPS56141728A (en) * 1980-04-02 1981-11-05 Mitsubishi Electric Corp Device for protecting electric equipment
JPS61127577U (en) * 1985-01-29 1986-08-11

Also Published As

Publication number Publication date
JPS5842693B2 (en) 1983-09-21

Similar Documents

Publication Publication Date Title
JPS5226411A (en) Generator main field transient current controllng circuit
JPS5249443A (en) Power source circuit
YU97776A (en) Arrangement for interrupting the failing current in an electric plant
AT314021B (en) Electrical circuit breaker for fault current, overcurrent and short circuit protection
JPS5242239A (en) Protector for electric machinery
AT339991B (en) FAULT CURRENT OR FAULT VOLTAGE CIRCUIT BREAKER OR DGL.
JPS5281544A (en) Trip circuit of circuit breaker
JPS5210748A (en) Automatic supervisory system
ATA90476A (en) FUSIBLE CONDUCTORS FOR FUSES IN ELECTRICAL CIRCUITS
JPS534876A (en) Flame resisting electric cable
JPS5223616A (en) Protector
JPS52106428A (en) Power source equipment
JPS51140104A (en) Winding of three-phase electric machinery
JPS5325849A (en) Distance relay device
JPS53104832A (en) Protective equipment for dc motor
JPS51119928A (en) Inverter protecting device
JPS51133748A (en) Lightning conductor
JPS5217645A (en) Overcurrent supervisory system
JPS5245040A (en) Arrester for enclosed type switching equipment
JPS5365952A (en) Multi-terminal protective relay system
JPS5251548A (en) Abnormal voltage protection circuit
JPS5380538A (en) Earth protection relay
JPS52143468A (en) Control circuit of switchgear device
JPS536850A (en) Overcurrent protection circuit
JPS5253213A (en) Protective device of thyristor leonard circuit