JPS5347925A - Inverter overvoltage protection system - Google Patents

Inverter overvoltage protection system

Info

Publication number
JPS5347925A
JPS5347925A JP12243476A JP12243476A JPS5347925A JP S5347925 A JPS5347925 A JP S5347925A JP 12243476 A JP12243476 A JP 12243476A JP 12243476 A JP12243476 A JP 12243476A JP S5347925 A JPS5347925 A JP S5347925A
Authority
JP
Japan
Prior art keywords
protection system
overvoltage protection
inverter
inverter overvoltage
failure
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
JP12243476A
Other languages
Japanese (ja)
Other versions
JPS5653270B2 (en
Inventor
Kunihiko Sawa
Toshihiko Hoshi
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.)
Fuji Electric Co Ltd
Original Assignee
Fuji 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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Priority to JP12243476A priority Critical patent/JPS5347925A/en
Publication of JPS5347925A publication Critical patent/JPS5347925A/en
Publication of JPS5653270B2 publication Critical patent/JPS5653270B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Inverter Devices (AREA)
  • Protection Of Static Devices (AREA)

Abstract

PURPOSE: To stop AC voltage shortage in a short time by reducing inverter output through overvoltage detection signals to zero at shortcircuit failure and restoring the inverter to output state when the power swtich of a failure is opned.
COPYRIGHT: (C)1978,JPO&Japio
JP12243476A 1976-10-13 1976-10-13 Inverter overvoltage protection system Granted JPS5347925A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12243476A JPS5347925A (en) 1976-10-13 1976-10-13 Inverter overvoltage protection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12243476A JPS5347925A (en) 1976-10-13 1976-10-13 Inverter overvoltage protection system

Publications (2)

Publication Number Publication Date
JPS5347925A true JPS5347925A (en) 1978-04-28
JPS5653270B2 JPS5653270B2 (en) 1981-12-17

Family

ID=14835739

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12243476A Granted JPS5347925A (en) 1976-10-13 1976-10-13 Inverter overvoltage protection system

Country Status (1)

Country Link
JP (1) JPS5347925A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57173378A (en) * 1981-04-20 1982-10-25 Sanken Electric Co Ltd Operating method for inverter

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS64174U (en) * 1987-06-22 1989-01-05

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57173378A (en) * 1981-04-20 1982-10-25 Sanken Electric Co Ltd Operating method for inverter

Also Published As

Publication number Publication date
JPS5653270B2 (en) 1981-12-17

Similar Documents

Publication Publication Date Title
JPS5347925A (en) Inverter overvoltage protection system
JPS5361023A (en) Thyristor converter
JPS5366548A (en) Grounding fault detector for dc circuit
JPS51121153A (en) Overloading protection system for static inverter
JPS5258833A (en) Non-interrupting power supply device
JPS5471347A (en) State detector
JPS5213641A (en) Power failure detector
JPS5320530A (en) Inverter
JPS5321733A (en) Protective device for inverter
JPS5216647A (en) Protection device for excess voltage
JPS52146831A (en) Commutation capacitor voltage detecting circuit for current type inverter
JPS5284423A (en) Invertor protection device
JPS5288747A (en) Protecting system for inverter
JPS5213627A (en) D-c power source
JPS52140831A (en) Surge absorption circuit for power converter
JPS543223A (en) Inverter parallel operation system
JPS5321717A (en) Electric sewing machine erroneous action prevention system
JPS5336654A (en) Scr control circuit
JPS54120841A (en) Ac power unit
JPS5331A (en) Ram back-up unit
JPS52147731A (en) Fault detector in thyristor rectifiers
JPS52149072A (en) Faults detecting circuit in circuit for detecting inverse voltage of thyristor
JPS5340847A (en) Reclosing protector for converter
JPS52145728A (en) Protection method of parallel inverter
JPS5361947A (en) Differential comparator circuit