JPS6234712U - - Google Patents
Info
- Publication number
- JPS6234712U JPS6234712U JP12640485U JP12640485U JPS6234712U JP S6234712 U JPS6234712 U JP S6234712U JP 12640485 U JP12640485 U JP 12640485U JP 12640485 U JP12640485 U JP 12640485U JP S6234712 U JPS6234712 U JP S6234712U
- Authority
- JP
- Japan
- Prior art keywords
- water detection
- power cable
- wires
- cable
- detection wires
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 3
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 230000007423 decrease Effects 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000004020 conductor Substances 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Insulated Conductors (AREA)
Description
図面は本考案に係る水検知線付電力ケーブルの
実施例を示し、第１図は電力ケーブルの断面図、
第２図、第３図は水検知線の布線状態の斜視図で
ある。
符号１は導体、２は内部半導電層、３は絶縁層
、４は外部半導電層、５は金属遮蔽層、６はケー
ブルシース、７ａ，７ｂは水検知線である。
The drawings show an embodiment of the power cable with water detection wire according to the present invention, and FIG. 1 is a cross-sectional view of the power cable;
FIG. 2 and FIG. 3 are perspective views of the wiring state of the water detection line. 1 is a conductor, 2 is an inner semiconducting layer, 3 is an insulating layer, 4 is an outer semiconducting layer, 5 is a metal shielding layer, 6 is a cable sheath, and 7a and 7b are water detection wires.
Claims (1)
を縦沿えして配線し、これらの水検知線の絶縁被
覆は含水により絶縁抵抗が低下する材料としたこ
とを特徴とする水検知線付電力ケーブル。 ２ 前記２本の水検知線はケーブルシースと金属
遮蔽層との間に介在した実用新案登録請求の範囲
第１項に記載の水検知線付電力ケーブル。 ３ 前記２本の水検知線は分離して反対方向にス
パイラル状に巻き付けるようにした実用新案登録
請求の範囲第１項に記載の水検知線付電力ケーブ
ル。 ４ 前記２本の水検知線は隣接するようにした実
用新案登録請求の範囲第１項に記載の水検知線付
電力ケーブル。[Scope of Claim for Utility Model Registration] 1. Two water detection wires are wired vertically in an outer layer than the cable insulation layer, and the insulation coating of these water detection wires is made of a material whose insulation resistance decreases due to water content. A power cable with a water detection wire featuring the following. 2. The power cable with water detection wires according to claim 1, wherein the two water detection wires are interposed between the cable sheath and the metal shielding layer. 3. The power cable with a water detection wire according to claim 1, wherein the two water detection wires are separated and wound spirally in opposite directions. 4. The power cable with a water detection line according to claim 1, wherein the two water detection lines are adjacent to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985126404U JPH0338899Y2 (en) | 1985-08-19 | 1985-08-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985126404U JPH0338899Y2 (en) | 1985-08-19 | 1985-08-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6234712U true JPS6234712U (en) | 1987-02-28 |
| JPH0338899Y2 JPH0338899Y2 (en) | 1991-08-16 |
Family
ID=31020176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985126404U Expired JPH0338899Y2 (en) | 1985-08-19 | 1985-08-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0338899Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06150729A (en) * | 1992-10-30 | 1994-05-31 | Hitachi Cable Ltd | Cable for conduit and manufacture thereof |
| JP2009278549A (en) * | 2008-05-16 | 2009-11-26 | Chugoku Electric Power Co Inc:The | Water immersion detection system, water immersion detection method using the same, and waveguide |
-
1985
- 1985-08-19 JP JP1985126404U patent/JPH0338899Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06150729A (en) * | 1992-10-30 | 1994-05-31 | Hitachi Cable Ltd | Cable for conduit and manufacture thereof |
| JP2009278549A (en) * | 2008-05-16 | 2009-11-26 | Chugoku Electric Power Co Inc:The | Water immersion detection system, water immersion detection method using the same, and waveguide |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0338899Y2 (en) | 1991-08-16 |