JPS57147069A - Three phase detector - Google Patents

Three phase detector

Info

Publication number
JPS57147069A
JPS57147069A JP56032688A JP3268881A JPS57147069A JP S57147069 A JPS57147069 A JP S57147069A JP 56032688 A JP56032688 A JP 56032688A JP 3268881 A JP3268881 A JP 3268881A JP S57147069 A JPS57147069 A JP S57147069A
Authority
JP
Japan
Prior art keywords
circuit
phase
resistances
production control
detection signal
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
JP56032688A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6140351B2 (enrdf_load_stackoverflow
Inventor
Sadao Kawamoto
Motoi Okuda
Toshikazu Itaya
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP56032688A priority Critical patent/JPS57147069A/ja
Publication of JPS57147069A publication Critical patent/JPS57147069A/ja
Publication of JPS6140351B2 publication Critical patent/JPS6140351B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/18—Indicating phase sequence; Indicating synchronism

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Emergency Protection Circuit Devices (AREA)
JP56032688A 1981-03-06 1981-03-06 Three phase detector Granted JPS57147069A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56032688A JPS57147069A (en) 1981-03-06 1981-03-06 Three phase detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56032688A JPS57147069A (en) 1981-03-06 1981-03-06 Three phase detector

Publications (2)

Publication Number Publication Date
JPS57147069A true JPS57147069A (en) 1982-09-10
JPS6140351B2 JPS6140351B2 (enrdf_load_stackoverflow) 1986-09-09

Family

ID=12365801

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56032688A Granted JPS57147069A (en) 1981-03-06 1981-03-06 Three phase detector

Country Status (1)

Country Link
JP (1) JPS57147069A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006315255A (ja) * 2005-05-11 2006-11-24 Fukushima Printing Co Ltd 通信広告冊子のプリントシステム

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5024219U (enrdf_load_stackoverflow) * 1973-06-28 1975-03-19

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5024219U (enrdf_load_stackoverflow) * 1973-06-28 1975-03-19

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006315255A (ja) * 2005-05-11 2006-11-24 Fukushima Printing Co Ltd 通信広告冊子のプリントシステム

Also Published As

Publication number Publication date
JPS6140351B2 (enrdf_load_stackoverflow) 1986-09-09

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