JPS533636A - Aac power service interruption detector - Google Patents

Aac power service interruption detector

Info

Publication number
JPS533636A
JPS533636A JP7702276A JP7702276A JPS533636A JP S533636 A JPS533636 A JP S533636A JP 7702276 A JP7702276 A JP 7702276A JP 7702276 A JP7702276 A JP 7702276A JP S533636 A JPS533636 A JP S533636A
Authority
JP
Japan
Prior art keywords
aac
service interruption
power service
interruption detector
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
JP7702276A
Other languages
Japanese (ja)
Inventor
Kazuhisa Shimada
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.)
Advantest Corp
Original Assignee
Takeda Riken Industries 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 Takeda Riken Industries Co Ltd filed Critical Takeda Riken Industries Co Ltd
Priority to JP7702276A priority Critical patent/JPS533636A/en
Publication of JPS533636A publication Critical patent/JPS533636A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
JP7702276A 1976-07-01 1976-07-01 Aac power service interruption detector Pending JPS533636A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7702276A JPS533636A (en) 1976-07-01 1976-07-01 Aac power service interruption detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7702276A JPS533636A (en) 1976-07-01 1976-07-01 Aac power service interruption detector

Publications (1)

Publication Number Publication Date
JPS533636A true JPS533636A (en) 1978-01-13

Family

ID=13622117

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7702276A Pending JPS533636A (en) 1976-07-01 1976-07-01 Aac power service interruption detector

Country Status (1)

Country Link
JP (1) JPS533636A (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5546824A (en) * 1978-09-25 1980-04-02 Matsushita Electric Ind Co Ltd Abnormal power detector circuit
JPS5566763A (en) * 1978-11-14 1980-05-20 Ricoh Co Ltd Detecting method for electric source voltage down
JPS589035U (en) * 1981-07-13 1983-01-20 東北金属工業株式会社 Power outage detection circuit
JPS5890179A (en) * 1981-11-24 1983-05-28 Togami Electric Mfg Co Ltd Detecting device for voltage
JPS5999360A (en) * 1982-11-30 1984-06-08 Ando Electric Co Ltd Power source disconnection detecting circuit with photocoupler
JPS6244822A (en) * 1985-08-22 1987-02-26 Fujitsu Ltd Power failure processing system
JPS62158379U (en) * 1986-03-31 1987-10-07
JPS63118815A (en) * 1986-11-06 1988-05-23 Fujitsu Ltd Power failure processing system
EP0286282A2 (en) * 1987-03-27 1988-10-12 Fuji Electrochemical Co.Ltd. Method for detecting input ac voltage
WO1989001633A1 (en) * 1987-08-19 1989-02-23 Fanuc Ltd Input signal determination system
JPS6473259A (en) * 1987-09-14 1989-03-17 Nec Corp Instantaneous interruption detection for ac power supply
WO1989005982A1 (en) * 1987-12-18 1989-06-29 Fanuc Ltd Power failure detector circuit
JPH05240891A (en) * 1992-02-26 1993-09-21 Togami Electric Mfg Co Ltd Detecting device for service interruption of high voltage three-phase ac power source of isolated neutral system
JP2019052990A (en) * 2017-09-19 2019-04-04 株式会社河合楽器製作所 Power shutdown detector
JP2019191017A (en) * 2018-04-26 2019-10-31 株式会社クボタ Power supply quality detector

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5045252A (en) * 1973-08-13 1975-04-23
JPS50110368A (en) * 1974-02-06 1975-08-30

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5045252A (en) * 1973-08-13 1975-04-23
JPS50110368A (en) * 1974-02-06 1975-08-30

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5546824A (en) * 1978-09-25 1980-04-02 Matsushita Electric Ind Co Ltd Abnormal power detector circuit
JPS5566763A (en) * 1978-11-14 1980-05-20 Ricoh Co Ltd Detecting method for electric source voltage down
JPS589035U (en) * 1981-07-13 1983-01-20 東北金属工業株式会社 Power outage detection circuit
JPS5890179A (en) * 1981-11-24 1983-05-28 Togami Electric Mfg Co Ltd Detecting device for voltage
JPS5999360A (en) * 1982-11-30 1984-06-08 Ando Electric Co Ltd Power source disconnection detecting circuit with photocoupler
JPS6244822A (en) * 1985-08-22 1987-02-26 Fujitsu Ltd Power failure processing system
JPH0548482B2 (en) * 1985-08-22 1993-07-21 Fujitsu Ltd
JPS62158379U (en) * 1986-03-31 1987-10-07
JPH0480408B2 (en) * 1986-11-06 1992-12-18 Fujitsu Ltd
JPS63118815A (en) * 1986-11-06 1988-05-23 Fujitsu Ltd Power failure processing system
EP0286282A2 (en) * 1987-03-27 1988-10-12 Fuji Electrochemical Co.Ltd. Method for detecting input ac voltage
EP0286282B1 (en) * 1987-03-27 1995-05-24 Fuji Electrochemical Co.Ltd. Method for detecting input ac voltage
US5019995A (en) * 1987-08-19 1991-05-28 Fanuc Ltd. Input signal discrimination method
WO1989001633A1 (en) * 1987-08-19 1989-02-23 Fanuc Ltd Input signal determination system
JPS6473259A (en) * 1987-09-14 1989-03-17 Nec Corp Instantaneous interruption detection for ac power supply
WO1989005982A1 (en) * 1987-12-18 1989-06-29 Fanuc Ltd Power failure detector circuit
JPH05240891A (en) * 1992-02-26 1993-09-21 Togami Electric Mfg Co Ltd Detecting device for service interruption of high voltage three-phase ac power source of isolated neutral system
JP2019052990A (en) * 2017-09-19 2019-04-04 株式会社河合楽器製作所 Power shutdown detector
JP2019191017A (en) * 2018-04-26 2019-10-31 株式会社クボタ Power supply quality detector

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