JPS5272439A - Instantaneous detection for abnormal variation of voltage in aac power line - Google Patents

Instantaneous detection for abnormal variation of voltage in aac power line

Info

Publication number
JPS5272439A
JPS5272439A JP14923675A JP14923675A JPS5272439A JP S5272439 A JPS5272439 A JP S5272439A JP 14923675 A JP14923675 A JP 14923675A JP 14923675 A JP14923675 A JP 14923675A JP S5272439 A JPS5272439 A JP S5272439A
Authority
JP
Japan
Prior art keywords
aac
voltage
power line
abnormal variation
instantaneous detection
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
JP14923675A
Other languages
English (en)
Inventor
Kazuo Nakamura
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.)
SANWA DENKI KK
Original Assignee
SANWA DENKI KK
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 SANWA DENKI KK filed Critical SANWA DENKI KK
Priority to JP14923675A priority Critical patent/JPS5272439A/ja
Publication of JPS5272439A publication Critical patent/JPS5272439A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Current Or Voltage (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Manipulation Of Pulses (AREA)
JP14923675A 1975-12-15 1975-12-15 Instantaneous detection for abnormal variation of voltage in aac power line Pending JPS5272439A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14923675A JPS5272439A (en) 1975-12-15 1975-12-15 Instantaneous detection for abnormal variation of voltage in aac power line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14923675A JPS5272439A (en) 1975-12-15 1975-12-15 Instantaneous detection for abnormal variation of voltage in aac power line

Publications (1)

Publication Number Publication Date
JPS5272439A true JPS5272439A (en) 1977-06-16

Family

ID=15470843

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14923675A Pending JPS5272439A (en) 1975-12-15 1975-12-15 Instantaneous detection for abnormal variation of voltage in aac power line

Country Status (1)

Country Link
JP (1) JPS5272439A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5652975B1 (ja) * 2013-12-09 2015-01-14 山洋電気株式会社 モータ制御装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5652975B1 (ja) * 2013-12-09 2015-01-14 山洋電気株式会社 モータ制御装置

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