JPS588889U - Lightning arrester operation display device - Google Patents
Lightning arrester operation display deviceInfo
- Publication number
- JPS588889U JPS588889U JP10249581U JP10249581U JPS588889U JP S588889 U JPS588889 U JP S588889U JP 10249581 U JP10249581 U JP 10249581U JP 10249581 U JP10249581 U JP 10249581U JP S588889 U JPS588889 U JP S588889U
- Authority
- JP
- Japan
- Prior art keywords
- operation display
- circuit
- display device
- parallel
- lightning arrester
- 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
Links
Landscapes
- Thermistors And Varistors (AREA)
- Testing Electric Properties And Detecting Electric Faults (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図は従来の避雷器の漏れ電流測定装置と動作表示装
置の接続図、第２図は従来の動作表示装置の一例を示す
回路図、第３図は従来の漏れ電流測定装置の一例を示す
回路図、第４図は本幸考案の避雷器動作表示装置を示す
回路図、第５図は本考社の避雷器動作表示装置を構成す
る各回路の■−■硫性を示す図である。
６は主回路、８は漏れ電流測定回路、９は動作表示装置
回路、ＺＡｌ、ＺＡ２．・・・・・・は酸化亜鉛バリス
タ、ＲＡ、ＲＢは過電流防止抵抗、Ａは電流計、Ｃはコ
ンデンサ、ＣＴはカウンタ。Fig. 1 is a connection diagram of a conventional lightning arrester leakage current measuring device and an operation display device, Fig. 2 is a circuit diagram showing an example of a conventional operation display device, and Fig. 3 is an example of a conventional leakage current measuring device. FIG. 4 is a circuit diagram showing the lightning arrester operation display device devised by Honkosha, and FIG. 5 is a diagram showing the ■-■ sulfur properties of each circuit constituting Honkosha's lightning arrester operation display device. 6 is a main circuit, 8 is a leakage current measuring circuit, 9 is an operation display circuit, ZAl, ZA2. ... is a zinc oxide varistor, RA and RB are overcurrent prevention resistors, A is an ammeter, C is a capacitor, and CT is a counter.
Claims (1)
個を並列に接続してなる主回路と、電流計とダイオード
の並列回路に抵抗を直列接続してなる漏れ電流測定回路
と、コンデンサとカウンタの並列回路に酸化亜鉛バリス
タと抵抗を直列接続してなる動作表示装置回路とを備え
、これら主回路と漏れ電流測定回路と動作表示装置回路
とを並列に接続したことを特徴とする避電器動作表示装
置。A main circuit consisting of one or more nonlinear resistance elements whose main component is zinc oxide connected in parallel, a leakage current measurement circuit consisting of a parallel circuit of an ammeter and a diode, and a resistor connected in series, and a capacitor. and an operation display circuit formed by connecting a zinc oxide varistor and a resistor in series to the parallel circuit of the counter, and these main circuits, a leakage current measuring circuit, and an operation display circuit are connected in parallel. Electrical operation display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10249581U JPS588889U (en) | 1981-07-10 | 1981-07-10 | Lightning arrester operation display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10249581U JPS588889U (en) | 1981-07-10 | 1981-07-10 | Lightning arrester operation display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS588889U true JPS588889U (en) | 1983-01-20 |
| JPS6247180Y2 JPS6247180Y2 (en) | 1987-12-25 |
Family
ID=29897138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10249581U Granted JPS588889U (en) | 1981-07-10 | 1981-07-10 | Lightning arrester operation display device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS588889U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012138305A (en) * | 2010-12-27 | 2012-07-19 | Toshiba Corp | Discharge frequency meter |
-
1981
- 1981-07-10 JP JP10249581U patent/JPS588889U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012138305A (en) * | 2010-12-27 | 2012-07-19 | Toshiba Corp | Discharge frequency meter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6247180Y2 (en) | 1987-12-25 |
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