JPS5811924U - AC power supply instantaneous power failure detection device - Google Patents
AC power supply instantaneous power failure detection deviceInfo
- Publication number
- JPS5811924U JPS5811924U JP10396981U JP10396981U JPS5811924U JP S5811924 U JPS5811924 U JP S5811924U JP 10396981 U JP10396981 U JP 10396981U JP 10396981 U JP10396981 U JP 10396981U JP S5811924 U JPS5811924 U JP S5811924U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- detection device
- power
- failure detection
- 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.)
- Pending
Links
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の技術の回路系統図、第2図は従来の技術
の信号波形図、第3図は本考案の回路系統図、第4図は
本考案の信号波形図である。
12・・・AC電源、14−・・整流器、15・・・コ
ンパレータ、16・・・ワンショット・パルスージエネ
レシータ、20・・・発信器。FIG. 1 is a circuit diagram of the prior art, FIG. 2 is a signal waveform diagram of the prior art, FIG. 3 is a circuit diagram of the present invention, and FIG. 4 is a signal waveform diagram of the present invention. 12--AC power source, 14--rectifier, 15--comparator, 16--one shot pulse generator, 20-- oscillator.
Claims (1)
と呼ぶ)を検出する装置において、AC電源用整流器、
コンパレータ、ワン・ショット回路、周期取出回路、発
振器、カウンタ回路、記憶回路、表示回路で構成され、
前記整流器によりAC電源表整流した信号から電源の周
期を検出1、その周期中に発振器の出力をカウントして
記憶し、以後各周期ごとに発振器出力をカウントしてこ
れと比較することによりAC電源の瞬停サイクル数を検
出することを特徴とするAC電源瞬停検出装置。A short power outage of AC power (“instantaneous power outage” less than a few cycles of power outage)
A rectifier for AC power supply,
Consists of a comparator, one-shot circuit, period extraction circuit, oscillator, counter circuit, memory circuit, and display circuit.
Detect the cycle of the power supply from the signal rectified by the rectifier 1, count and store the output of the oscillator during that cycle, and thereafter count and compare the output of the oscillator for each cycle to determine the AC power supply. An AC power supply instantaneous power failure detection device characterized by detecting the number of instantaneous power failure cycles.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10396981U JPS5811924U (en) | 1981-07-15 | 1981-07-15 | AC power supply instantaneous power failure detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10396981U JPS5811924U (en) | 1981-07-15 | 1981-07-15 | AC power supply instantaneous power failure detection device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5811924U true JPS5811924U (en) | 1983-01-25 |
Family
ID=29898575
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10396981U Pending JPS5811924U (en) | 1981-07-15 | 1981-07-15 | AC power supply instantaneous power failure detection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5811924U (en) |
-
1981
- 1981-07-15 JP JP10396981U patent/JPS5811924U/en active Pending
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