JPS5210542A - Protection device for static ward-leonard system - Google Patents

Protection device for static ward-leonard system

Info

Publication number
JPS5210542A
JPS5210542A JP50086188A JP8618875A JPS5210542A JP S5210542 A JPS5210542 A JP S5210542A JP 50086188 A JP50086188 A JP 50086188A JP 8618875 A JP8618875 A JP 8618875A JP S5210542 A JPS5210542 A JP S5210542A
Authority
JP
Japan
Prior art keywords
protection device
static
ward
leonard system
leonard
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
JP50086188A
Other languages
Japanese (ja)
Inventor
Yoshihiro Asaba
Umekichi Hamazaki
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 JP50086188A priority Critical patent/JPS5210542A/en
Publication of JPS5210542A publication Critical patent/JPS5210542A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Generators And Motors (AREA)
  • Protection Of Static Devices (AREA)
  • Control Of Direct Current Motors (AREA)

Abstract

PURPOSE: A protection device to do both current limiting and auto circuit closing by the trouble current basing on the commutation failure at the time of AC power side stoppage at the inverter operation of a static Leonard System.
COPYRIGHT: (C)1977,JPO&Japio
JP50086188A 1975-07-16 1975-07-16 Protection device for static ward-leonard system Pending JPS5210542A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50086188A JPS5210542A (en) 1975-07-16 1975-07-16 Protection device for static ward-leonard system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50086188A JPS5210542A (en) 1975-07-16 1975-07-16 Protection device for static ward-leonard system

Publications (1)

Publication Number Publication Date
JPS5210542A true JPS5210542A (en) 1977-01-26

Family

ID=13879781

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50086188A Pending JPS5210542A (en) 1975-07-16 1975-07-16 Protection device for static ward-leonard system

Country Status (1)

Country Link
JP (1) JPS5210542A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016025779A (en) * 2014-07-23 2016-02-08 富士電機株式会社 Motor drive device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016025779A (en) * 2014-07-23 2016-02-08 富士電機株式会社 Motor drive device

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