JPS5280182A - Line voltage deviation detector for 3 phase alternating current - Google Patents

Line voltage deviation detector for 3 phase alternating current

Info

Publication number
JPS5280182A
JPS5280182A JP15886975A JP15886975A JPS5280182A JP S5280182 A JPS5280182 A JP S5280182A JP 15886975 A JP15886975 A JP 15886975A JP 15886975 A JP15886975 A JP 15886975A JP S5280182 A JPS5280182 A JP S5280182A
Authority
JP
Japan
Prior art keywords
line voltage
voltage deviation
alternating current
phase alternating
deviation detector
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
JP15886975A
Other languages
Japanese (ja)
Inventor
Susumu Kido
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 JP15886975A priority Critical patent/JPS5280182A/en
Publication of JPS5280182A publication Critical patent/JPS5280182A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To increase the accuracy of line voltage deviation detection levels and increase the rate of response by storing line voltage peak-to-peak values of varying phases in capacitors so that output gates are opened only during detection period.
COPYRIGHT: (C)1977,JPO&Japio
JP15886975A 1975-12-26 1975-12-26 Line voltage deviation detector for 3 phase alternating current Pending JPS5280182A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15886975A JPS5280182A (en) 1975-12-26 1975-12-26 Line voltage deviation detector for 3 phase alternating current

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15886975A JPS5280182A (en) 1975-12-26 1975-12-26 Line voltage deviation detector for 3 phase alternating current

Publications (1)

Publication Number Publication Date
JPS5280182A true JPS5280182A (en) 1977-07-05

Family

ID=15681171

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15886975A Pending JPS5280182A (en) 1975-12-26 1975-12-26 Line voltage deviation detector for 3 phase alternating current

Country Status (1)

Country Link
JP (1) JPS5280182A (en)

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