JPS59178370A - 三相の相回転検出回路 - Google Patents

三相の相回転検出回路

Info

Publication number
JPS59178370A
JPS59178370A JP5237483A JP5237483A JPS59178370A JP S59178370 A JPS59178370 A JP S59178370A JP 5237483 A JP5237483 A JP 5237483A JP 5237483 A JP5237483 A JP 5237483A JP S59178370 A JPS59178370 A JP S59178370A
Authority
JP
Japan
Prior art keywords
phase
circuit
light emitting
transistor
delta
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
JP5237483A
Other languages
English (en)
Japanese (ja)
Other versions
JPH046913B2 (enExample
Inventor
Takashi Kato
喬 加藤
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 JP5237483A priority Critical patent/JPS59178370A/ja
Publication of JPS59178370A publication Critical patent/JPS59178370A/ja
Publication of JPH046913B2 publication Critical patent/JPH046913B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP5237483A 1983-03-30 1983-03-30 三相の相回転検出回路 Granted JPS59178370A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5237483A JPS59178370A (ja) 1983-03-30 1983-03-30 三相の相回転検出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5237483A JPS59178370A (ja) 1983-03-30 1983-03-30 三相の相回転検出回路

Publications (2)

Publication Number Publication Date
JPS59178370A true JPS59178370A (ja) 1984-10-09
JPH046913B2 JPH046913B2 (enExample) 1992-02-07

Family

ID=12913028

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5237483A Granted JPS59178370A (ja) 1983-03-30 1983-03-30 三相の相回転検出回路

Country Status (1)

Country Link
JP (1) JPS59178370A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8107204B2 (en) 2007-11-13 2012-01-31 Emerson Climate Technologies, Inc. Three-phase detection module

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5597576U (enExample) * 1978-12-27 1980-07-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5597576U (enExample) * 1978-12-27 1980-07-07

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8107204B2 (en) 2007-11-13 2012-01-31 Emerson Climate Technologies, Inc. Three-phase detection module
US8724275B2 (en) 2007-11-13 2014-05-13 Emerson Climate Technologies, Inc. Three-phase detection module
US9557389B2 (en) 2007-11-13 2017-01-31 Emerson Climate Technologies, Inc. Three-phase detection module

Also Published As

Publication number Publication date
JPH046913B2 (enExample) 1992-02-07

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term