JPH03124703U - - Google Patents
Info
- Publication number
- JPH03124703U JPH03124703U JP3253990U JP3253990U JPH03124703U JP H03124703 U JPH03124703 U JP H03124703U JP 3253990 U JP3253990 U JP 3253990U JP 3253990 U JP3253990 U JP 3253990U JP H03124703 U JPH03124703 U JP H03124703U
- Authority
- JP
- Japan
- Prior art keywords
- box body
- electrically insulating
- electrical circuit
- meter
- protective cover
- 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
- 230000005674 electromagnetic induction Effects 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims 1
Landscapes
- Patch Boards (AREA)
Description
第１図は本考案実施例の電磁誘導の影響を防止
した配電盤を示すもので後記する第２図をＤ−Ｄ
から見た右側側面図、第２図は第１図を矢印Ａか
ら見た正面図、第３図は第１図のＢ−Ｂ断面図、
第４図は第１図の一点鎖線の円Ｃの部分の拡大側
面図、第５図および第６図は従来の配電盤を示す
前記第３図に相当する断面図で、第５図は計器が
電路による電磁誘導の影響を受けている状態を示
す図、第６図は箱体の奥行寸法を大きくして計器
の取付位置を電路から離して、電磁誘導の影響を
受けない距離まで遠ざけて取付けている状態を示
す図である。
１……配電盤、２……箱体、２ａ……正面、２
ｂ……後面、３……計器、４……電路、５，１５
……保護カバー、７……奥行寸法。
Figure 1 shows a switchboard that prevents the influence of electromagnetic induction according to the embodiment of the present invention.
2 is a front view of FIG. 1 viewed from arrow A, FIG. 3 is a sectional view taken along line B-B in FIG. 1,
Fig. 4 is an enlarged side view of the part circled by the dashed line in Fig. 1, Figs. Figure 6 shows a state where the instrument is affected by electromagnetic induction due to the electric circuit, and the depth of the box is increased and the instrument is mounted away from the electric circuit to a distance where it will not be affected by electromagnetic induction. FIG. 1...Switchboard, 2...Box, 2a...Front, 2
b...Rear, 3...Instrument, 4...Electric circuit, 5,15
...Protective cover, 7...Depth dimension.
Claims (1)
に配設した電路と、この電路と前記計器との間に
配設した電気絶縁性の保護カバーとを備えた配電
盤において、この保護カバーとして高透磁率の材
料を芯部にしてこの芯部の両面に電気絶縁性の保
護部を組合わせた保護カバーを備えることを特徴
とする電磁誘導の影響を防止した配電盤。 This protection is provided in a switchboard equipped with a box body with a meter arranged on the front, an electrical circuit arranged inside this box body, and an electrically insulating protective cover arranged between this electrical circuit and the meter. A power distribution board that prevents the influence of electromagnetic induction, characterized in that the cover is equipped with a protective cover that has a core made of a material with high magnetic permeability and electrically insulating protective parts on both sides of the core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3253990U JPH03124703U (en) | 1990-03-28 | 1990-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3253990U JPH03124703U (en) | 1990-03-28 | 1990-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03124703U true JPH03124703U (en) | 1991-12-17 |
Family
ID=31535553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3253990U Pending JPH03124703U (en) | 1990-03-28 | 1990-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03124703U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55141906A (en) * | 1979-04-20 | 1980-11-06 | Hitachi Ltd | Enclosed switchboard |
-
1990
- 1990-03-28 JP JP3253990U patent/JPH03124703U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55141906A (en) * | 1979-04-20 | 1980-11-06 | Hitachi Ltd | Enclosed switchboard |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH03124703U (en) | ||
| JPS6348309U (en) | ||
| JPS6358758U (en) | ||
| JPH0367488U (en) | ||
| JPH0425302U (en) | ||
| JPH042196U (en) | ||
| JPS61126731U (en) | ||
| JPH0128626Y2 (en) | ||
| JPH048278U (en) | ||
| JPH0181841U (en) | ||
| JPH0413880U (en) | ||
| JPH02115U (en) | ||
| JPS63160020U (en) | ||
| JPS6291515U (en) | ||
| JPH0224521U (en) | ||
| JPS63202108U (en) | ||
| JPH0417604U (en) | ||
| JPH02133089U (en) | ||
| JPS58129167U (en) | magnetic sensor | |
| JPS6041097U (en) | magnetic shielding device | |
| JPS6319272U (en) | ||
| JPH03109254U (en) | ||
| JPH0165115U (en) | ||
| JPS6284914U (en) | ||
| JPS6358760U (en) |