JPS60104268A - 電源判別回路 - Google Patents

電源判別回路

Info

Publication number
JPS60104268A
JPS60104268A JP21204883A JP21204883A JPS60104268A JP S60104268 A JPS60104268 A JP S60104268A JP 21204883 A JP21204883 A JP 21204883A JP 21204883 A JP21204883 A JP 21204883A JP S60104268 A JPS60104268 A JP S60104268A
Authority
JP
Japan
Prior art keywords
phase
power source
power supply
clock
circuit
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
JP21204883A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0114546B2 (enrdf_load_html_response
Inventor
Teruo Suzuki
照夫 鈴木
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP21204883A priority Critical patent/JPS60104268A/ja
Publication of JPS60104268A publication Critical patent/JPS60104268A/ja
Publication of JPH0114546B2 publication Critical patent/JPH0114546B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Dc Digital Transmission (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
JP21204883A 1983-11-11 1983-11-11 電源判別回路 Granted JPS60104268A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21204883A JPS60104268A (ja) 1983-11-11 1983-11-11 電源判別回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21204883A JPS60104268A (ja) 1983-11-11 1983-11-11 電源判別回路

Publications (2)

Publication Number Publication Date
JPS60104268A true JPS60104268A (ja) 1985-06-08
JPH0114546B2 JPH0114546B2 (enrdf_load_html_response) 1989-03-13

Family

ID=16616000

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21204883A Granted JPS60104268A (ja) 1983-11-11 1983-11-11 電源判別回路

Country Status (1)

Country Link
JP (1) JPS60104268A (enrdf_load_html_response)

Also Published As

Publication number Publication date
JPH0114546B2 (enrdf_load_html_response) 1989-03-13

Similar Documents

Publication Publication Date Title
US5243537A (en) Method and apparatus for rapid measurement of AC waveform parameters
CA1205864A (en) Gain switching device with reduced error for watt meter
US4907165A (en) Electric energy measuring method
EP0322518B1 (en) Digital protective relay
EP0371192B1 (en) Electric quantity detecting method
JPS60104268A (ja) 電源判別回路
EP0423987A2 (en) Apparatus and method for extracting the RMS value from a signal
JPH0843453A (ja) 電圧低下検出回路
JPH0367228B2 (enrdf_load_html_response)
EP0367563A2 (en) Detector of quantity of electricity
JPH02187668A (ja) 周波数検出装置
JP2541049Y2 (ja) 電力計
JPS6229962B2 (enrdf_load_html_response)
JPS6310535Y2 (enrdf_load_html_response)
JP2690646B2 (ja) 電子式電力量計
JPH04109173A (ja) 電力計
JPH04299269A (ja) 広帯域実効値測定装置
JP2520713B2 (ja) デジタル保護継電器
JPH06308173A (ja) デジタル電力計
JPH03274470A (ja) 電力測定装置
CN114137442A (zh) 一种变压器短路故障诊断方法及装置
JPS5983531A (ja) 距離継電器
JPH0561857B2 (enrdf_load_html_response)
JPS61234369A (ja) 多相交流の零相電気的量検出装置
JPS61240820A (ja) 多相交流の逆相成分検出装置