JPS5343826A - Inverter protecting device - Google Patents

Inverter protecting device

Info

Publication number
JPS5343826A
JPS5343826A JP11719976A JP11719976A JPS5343826A JP S5343826 A JPS5343826 A JP S5343826A JP 11719976 A JP11719976 A JP 11719976A JP 11719976 A JP11719976 A JP 11719976A JP S5343826 A JPS5343826 A JP S5343826A
Authority
JP
Japan
Prior art keywords
protecting device
fuse
detected
inverter protecting
inverter
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
JP11719976A
Other languages
Japanese (ja)
Inventor
Yasuhiro Yamazaki
Akira Kobayashi
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP11719976A priority Critical patent/JPS5343826A/en
Publication of JPS5343826A publication Critical patent/JPS5343826A/en
Pending legal-status Critical Current

Links

Landscapes

  • Inverter Devices (AREA)

Abstract

PURPOSE: To enable protecting a failure not to be protected by a fuse completely, by detecting even an abnormal current which can not be detected by a fuse when it is continuing during a certain period of a time, and by making this detected signal as an operating signal of a breaker.
COPYRIGHT: (C)1978,JPO&Japio
JP11719976A 1976-10-01 1976-10-01 Inverter protecting device Pending JPS5343826A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11719976A JPS5343826A (en) 1976-10-01 1976-10-01 Inverter protecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11719976A JPS5343826A (en) 1976-10-01 1976-10-01 Inverter protecting device

Publications (1)

Publication Number Publication Date
JPS5343826A true JPS5343826A (en) 1978-04-20

Family

ID=14705838

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11719976A Pending JPS5343826A (en) 1976-10-01 1976-10-01 Inverter protecting device

Country Status (1)

Country Link
JP (1) JPS5343826A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4875245A (en) * 1972-01-11 1973-10-11
JP2019080379A (en) * 2017-10-20 2019-05-23 株式会社日立製作所 Power conversion device and elevator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4875245A (en) * 1972-01-11 1973-10-11
JP2019080379A (en) * 2017-10-20 2019-05-23 株式会社日立製作所 Power conversion device and elevator

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