JPS56117531A - Lack phase monitor and warning device - Google Patents

Lack phase monitor and warning device

Info

Publication number
JPS56117531A
JPS56117531A JP1984680A JP1984680A JPS56117531A JP S56117531 A JPS56117531 A JP S56117531A JP 1984680 A JP1984680 A JP 1984680A JP 1984680 A JP1984680 A JP 1984680A JP S56117531 A JPS56117531 A JP S56117531A
Authority
JP
Japan
Prior art keywords
warning device
phase monitor
lack phase
lack
monitor
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
JP1984680A
Other languages
Japanese (ja)
Inventor
Kazutoshi Nakao
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP1984680A priority Critical patent/JPS56117531A/en
Publication of JPS56117531A publication Critical patent/JPS56117531A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP1984680A 1980-02-19 1980-02-19 Lack phase monitor and warning device Pending JPS56117531A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984680A JPS56117531A (en) 1980-02-19 1980-02-19 Lack phase monitor and warning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984680A JPS56117531A (en) 1980-02-19 1980-02-19 Lack phase monitor and warning device

Publications (1)

Publication Number Publication Date
JPS56117531A true JPS56117531A (en) 1981-09-16

Family

ID=12010614

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984680A Pending JPS56117531A (en) 1980-02-19 1980-02-19 Lack phase monitor and warning device

Country Status (1)

Country Link
JP (1) JPS56117531A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59165967A (en) * 1983-02-17 1984-09-19 ゼネラル・エレクトリツク・カンパニイ Method and device for protecting thyristor power converting system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52147748A (en) * 1976-06-03 1977-12-08 Nippon Telegr & Teleph Corp <Ntt> Phaseless voltage detector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52147748A (en) * 1976-06-03 1977-12-08 Nippon Telegr & Teleph Corp <Ntt> Phaseless voltage detector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59165967A (en) * 1983-02-17 1984-09-19 ゼネラル・エレクトリツク・カンパニイ Method and device for protecting thyristor power converting system
JPH0442907B2 (en) * 1983-02-17 1992-07-14 Gen Electric

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