JPH0175868U - - Google Patents
Info
- Publication number
- JPH0175868U JPH0175868U JP1987171186U JP17118687U JPH0175868U JP H0175868 U JPH0175868 U JP H0175868U JP 1987171186 U JP1987171186 U JP 1987171186U JP 17118687 U JP17118687 U JP 17118687U JP H0175868 U JPH0175868 U JP H0175868U
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- capacitance
- conductor
- ratio
- voltage 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
Links
- 239000004020 conductor Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Description
第１図はこの考案の装置の一実施例を示す接続
図、第２図はこの考案を説明するための電流ベク
トル図、第３図は従来装置を示す接続図、第４図
は第３図を説明するための電流ベクトル図である
。
２Ｒ〜２Ｔ……導体、１ＲＳＴ……電極、Ｃ１
，Ｃ２……静電容量、３ＴＴ……検電端子、ＶＤ
……検電器。
Fig. 1 is a connection diagram showing one embodiment of the device of this invention, Fig. 2 is a current vector diagram to explain this invention, Fig. 3 is a connection diagram showing a conventional device, and Fig. 4 is Fig. 3. FIG. 2 is a current vector diagram for explaining. 2R~2T...Conductor, 1RST...Electrode, C 1
, C 2 ... Capacitance, 3TT ... Voltage detection terminal, VD
...Electric detector.
Claims (1)
の静電容量に基き前記導体の検電を行うものにお
いて、３相の導体に対して共通の電極を設けこの
電極の１部分の静電容量を２に、他の２つの部分
の静電容量をそれぞれ１の比率で設定し、この電
極に検電端子を接続したことを特徴とする３相一
括検電装置。 In a device in which a conductor and an electrode are arranged opposite to this conductor, and the voltage of the conductor is detected based on the capacitance between the two, a common electrode is provided for the three-phase conductors, and the electrostatic charge of a part of this electrode is A three-phase collective voltage detection device characterized in that the capacitance is set at a ratio of 2, the capacitance of the other two parts is set at a ratio of 1, and a voltage detection terminal is connected to this electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987171186U JPH0175868U (en) | 1987-11-09 | 1987-11-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987171186U JPH0175868U (en) | 1987-11-09 | 1987-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0175868U true JPH0175868U (en) | 1989-05-23 |
Family
ID=31462793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987171186U Pending JPH0175868U (en) | 1987-11-09 | 1987-11-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0175868U (en) |
-
1987
- 1987-11-09 JP JP1987171186U patent/JPH0175868U/ja active Pending
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