JPS52104277A - Phase detection circuit - Google Patents

Phase detection circuit

Info

Publication number
JPS52104277A
JPS52104277A JP2085076A JP2085076A JPS52104277A JP S52104277 A JPS52104277 A JP S52104277A JP 2085076 A JP2085076 A JP 2085076A JP 2085076 A JP2085076 A JP 2085076A JP S52104277 A JPS52104277 A JP S52104277A
Authority
JP
Japan
Prior art keywords
detection circuit
phase detection
phase
power supply
easily detect
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
JP2085076A
Other languages
Japanese (ja)
Inventor
Sadami Yamashita
Mitsuhiko Tokita
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP2085076A priority Critical patent/JPS52104277A/en
Publication of JPS52104277A publication Critical patent/JPS52104277A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To easily detect the direction of phase rotation of a 3-phase AC power supply by means of the switching operations of the switching element.
COPYRIGHT: (C)1977,JPO&Japio
JP2085076A 1976-02-27 1976-02-27 Phase detection circuit Pending JPS52104277A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2085076A JPS52104277A (en) 1976-02-27 1976-02-27 Phase detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2085076A JPS52104277A (en) 1976-02-27 1976-02-27 Phase detection circuit

Publications (1)

Publication Number Publication Date
JPS52104277A true JPS52104277A (en) 1977-09-01

Family

ID=12038556

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2085076A Pending JPS52104277A (en) 1976-02-27 1976-02-27 Phase detection circuit

Country Status (1)

Country Link
JP (1) JPS52104277A (en)

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