JPH0268633U - - Google Patents
Info
- Publication number
- JPH0268633U JPH0268633U JP14836588U JP14836588U JPH0268633U JP H0268633 U JPH0268633 U JP H0268633U JP 14836588 U JP14836588 U JP 14836588U JP 14836588 U JP14836588 U JP 14836588U JP H0268633 U JPH0268633 U JP H0268633U
- Authority
- JP
- Japan
- Prior art keywords
- conductive layer
- outer periphery
- voltage
- switch
- peripheral surface
- 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
- 239000012212 insulator Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000004804 winding Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
- Emergency Protection Circuit Devices (AREA)
Description
第１図イは本考案に関わる電圧電流センサー付
き開閉器の碍管部の断面図、ロは電圧電流センサ
ー部の断面拡大図、第２図はコンデンサー分圧器
による零相電圧検出のための結線図、第３図は従
来の電圧電流センサー付き開閉器の碍管部の断面
図、第４図は配電系統の地絡保護に関する部分を
抽出した回路図である。
１１……接続端子、１２……一次導体、１３…
…碍管、１４……スリーブ、１５……フランジ、
１６……タンク、１７……ガスケツト、１８……
シリコンゴム、２０……電圧電流センサー、２１
……環状鉄心、２２……二次コイル、２３……第
１の導電層、２４……第２の導電層、２５……絶
縁層、２６……第２の絶縁層、３０……電圧検出
電極、３１……ガード電極、３２……絶縁カバー
、３３……電磁シールド、３４……リード線、４
０……変流器、４１……変流器カバー。
Figure 1A is a cross-sectional view of the insulator tube part of a switch with a voltage and current sensor related to the present invention, B is an enlarged cross-sectional view of the voltage and current sensor part, and Figure 2 is a wiring diagram for zero-sequence voltage detection using a capacitor voltage divider. , FIG. 3 is a sectional view of the insulator tube portion of a conventional switch with a voltage and current sensor, and FIG. 4 is a circuit diagram extracting a portion related to earth fault protection of the power distribution system. 11... Connection terminal, 12... Primary conductor, 13...
...Insulator, 14...Sleeve, 15...Flange,
16...Tank, 17...Gasket, 18...
Silicone rubber, 20...Voltage and current sensor, 21
... Annular iron core, 22 ... Secondary coil, 23 ... First conductive layer, 24 ... Second conductive layer, 25 ... Insulating layer, 26 ... Second insulating layer, 30 ... Voltage detection Electrode, 31... Guard electrode, 32... Insulating cover, 33... Electromagnetic shield, 34... Lead wire, 4
0...Current transformer, 41...Current transformer cover.
Claims (1)
二次コイルを巻回した変流器を開閉器の容器内部
に挿入された碍管のスリーブの外周に嵌着すると
共に、前記二次コイルの外周を第一の絶縁層で被
覆し、その貫通孔内側周面に第１の導電層を、ま
た、前記第１の導電層の部分を除く前記二次巻線
の全周面に第２の導電層を設け、前記第１、第２
の導電層の外周に第２の絶縁層を設けて、前記第
１の導電層を電圧検出電極とした電圧電流センサ
ー付き開閉器。 A current transformer in which a secondary coil is wound around an annular core having a through hole through which the primary conductor passes is fitted onto the outer periphery of an insulator sleeve inserted into the container of the switch, and the outer periphery of the secondary coil is The secondary winding is coated with a first insulating layer, a first conductive layer is provided on the inner peripheral surface of the through hole, and a second conductive layer is provided on the entire peripheral surface of the secondary winding except for a portion of the first conductive layer. and the first and second
A switch with a voltage and current sensor, wherein a second insulating layer is provided on the outer periphery of the conductive layer, and the first conductive layer is used as a voltage detection electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988148365U JPH0635339Y2 (en) | 1988-11-14 | 1988-11-14 | Switch with voltage and current sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988148365U JPH0635339Y2 (en) | 1988-11-14 | 1988-11-14 | Switch with voltage and current sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0268633U true JPH0268633U (en) | 1990-05-24 |
| JPH0635339Y2 JPH0635339Y2 (en) | 1994-09-14 |
Family
ID=31419621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988148365U Expired - Fee Related JPH0635339Y2 (en) | 1988-11-14 | 1988-11-14 | Switch with voltage and current sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0635339Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101269617B1 (en) * | 2012-12-20 | 2013-06-05 | (주)신성건축사사무소 | Current transformer for sensing a surge current and voltage |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58166270A (en) * | 1982-03-26 | 1983-10-01 | Tokyo Electric Power Co Inc:The | Phase detector |
-
1988
- 1988-11-14 JP JP1988148365U patent/JPH0635339Y2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58166270A (en) * | 1982-03-26 | 1983-10-01 | Tokyo Electric Power Co Inc:The | Phase detector |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0635339Y2 (en) | 1994-09-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |