JPH01135637U - - Google Patents
Info
- Publication number
- JPH01135637U JPH01135637U JP3280388U JP3280388U JPH01135637U JP H01135637 U JPH01135637 U JP H01135637U JP 3280388 U JP3280388 U JP 3280388U JP 3280388 U JP3280388 U JP 3280388U JP H01135637 U JPH01135637 U JP H01135637U
- Authority
- JP
- Japan
- Prior art keywords
- completely sealed
- earth leakage
- contact
- operates
- operated
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 235000014676 Phragmites communis Nutrition 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims description 2
- 230000005389 magnetism Effects 0.000 claims 1
- 238000011084 recovery Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
Landscapes
- Breakers (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Description
第１図は地下坑道等における従来の漏電しや断
器取付例、第２図は地下坑道等における最近の漏
電しや断器の取付例、第３図は本件の考案による
完全密閉型漏電しや断器第１の実施例の断面図、
第４図は磁気検出して動作する接点を試験動作手
段に用いた場合の回路図、第５図は同じく動作復
帰手段に用いた場合の回路図、第６図は従来の例
の断面図、第７図は本件の考案による完全密閉型
漏電しや断器の第２の実施例の断面図。
７……外函、８……電子回路、９……リレー、
１０……零相変流器、１１……電源側コネクター
、１２……負荷側コネクター、１３……リードリ
レー、１４……磁石、１６，１７……接点、１８
……可動接点板、２１……磁性体。
Figure 1 shows an example of conventional leakage and disconnection installation in underground tunnels, etc., Figure 2 shows an example of recent installation of earth leakage and disconnection in underground tunnels, etc., and Figure 3 shows a completely sealed type of leakage and disconnection installed in underground tunnels, etc. and a sectional view of the first embodiment of the disconnector,
FIG. 4 is a circuit diagram when a contact that operates by magnetic detection is used as a test operation means, FIG. 5 is a circuit diagram when it is also used as an operation return means, and FIG. 6 is a sectional view of a conventional example. FIG. 7 is a sectional view of a second embodiment of the completely sealed earth leakage switch and disconnector according to the present invention. 7...outer box, 8...electronic circuit, 9...relay,
10... Zero-phase current transformer, 11... Power supply side connector, 12... Load side connector, 13... Reed relay, 14... Magnet, 16, 17... Contact, 18
...Movable contact plate, 21...Magnetic material.
Claims (1)
、主回路開閉手段と、試験動作手段、又は動作復
帰手段を有し、前記試験動作手段、又は動作復帰
手段は、前記完全密閉された外函内壁近傍に設置
された、磁気検出して動作する接点により機能す
ることを特徴とする完全密閉型漏電しや断器。 (2) 前記磁気検出して動作する接点は、リード
リレーであることを特徴とする実用新案登録請求
の範囲第(1)項記載の完全密閉型漏電しや断器。 (3) 前記磁気検出して動作する接点は、可動接
点板の一部を磁性体とし、該可動接点板が、外函
壁側に動くことにより、閉状態となるような接点
であることを特徴とする実用新案登録請求の範囲
第(1)項記載の完全密閉型漏電しや断器。[Claims for Utility Model Registration] (1) An earth leakage detection means, a main circuit opening/closing means, a test operation means, or an operation recovery means are provided in a completely sealed outer case, and the test operation means or operation The completely sealed type earth leakage and disconnection switch is characterized in that the return means is operated by a contact that is operated by magnetic detection and is installed near the inner wall of the completely sealed outer box. (2) The completely sealed earth leakage circuit breaker according to claim (1), wherein the contact that operates by magnetic detection is a reed relay. (3) The contact that operates by detecting magnetism is a contact in which a part of the movable contact plate is made of a magnetic material, and the movable contact plate is brought into a closed state by moving toward the outer case wall. A completely sealed type earth leakage switch and disconnector as described in claim (1) of the utility model registration claim characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3280388U JPH01135637U (en) | 1988-03-11 | 1988-03-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3280388U JPH01135637U (en) | 1988-03-11 | 1988-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01135637U true JPH01135637U (en) | 1989-09-18 |
Family
ID=31259377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3280388U Pending JPH01135637U (en) | 1988-03-11 | 1988-03-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01135637U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5920539B2 (en) * | 1975-08-13 | 1984-05-14 | モナ−ク・マ−キング・システムズ・インコ−ポレ−テツド | Label roll, its creation method, and label distribution method |
| JPS6160448B2 (en) * | 1978-05-22 | 1986-12-20 | Shaapu Kk |
-
1988
- 1988-03-11 JP JP3280388U patent/JPH01135637U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5920539B2 (en) * | 1975-08-13 | 1984-05-14 | モナ−ク・マ−キング・システムズ・インコ−ポレ−テツド | Label roll, its creation method, and label distribution method |
| JPS6160448B2 (en) * | 1978-05-22 | 1986-12-20 | Shaapu Kk |
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