JPH0451738U - - Google Patents
Info
- Publication number
- JPH0451738U JPH0451738U JP9460090U JP9460090U JPH0451738U JP H0451738 U JPH0451738 U JP H0451738U JP 9460090 U JP9460090 U JP 9460090U JP 9460090 U JP9460090 U JP 9460090U JP H0451738 U JPH0451738 U JP H0451738U
- Authority
- JP
- Japan
- Prior art keywords
- pressure drop
- detection device
- ocr
- gas switch
- display device
- 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 13
- 230000003213 activating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 238000004146 energy storage Methods 0.000 description 1
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Description
第１図は本考案に係るＳＯＧ形ガス開閉器の実
施例を示す回路図、第２図はその結線図、第３図
は本考案の第２実施例を示す回路図、第４図はそ
の結線図、第５図は従来の実施例を示す回路図、
第６図はその結線図である。
１……無電圧検出装置、２，３……蓄勢回路、
４……リレー、５……圧力低下表示装置、１１，
１４……接点、ＯＣＲ……過電流検出装置、ＰＲ
Ｓ……圧力低下検出装置、Ｓ……主接触子連動ス
イツチ、ＶＴＣ……トリツプ機構、ＺＣＴ……零
相変流器、ＧＲ……地絡電流検出装置。
Fig. 1 is a circuit diagram showing an embodiment of the SOG type gas switch according to the present invention, Fig. 2 is a wiring diagram thereof, Fig. 3 is a circuit diagram showing a second embodiment of the present invention, and Fig. 4 is its wiring diagram. A wiring diagram, FIG. 5 is a circuit diagram showing a conventional embodiment,
FIG. 6 is a wiring diagram thereof. 1... No-voltage detection device, 2, 3... Energy storage circuit,
4...Relay, 5...Pressure drop indicator, 11,
14...Contact, OCR...Overcurrent detection device, PR
S...Pressure drop detection device, S...Main contact interlocking switch, VTC...Trip mechanism, ZCT...Zero phase current transformer, GR...Ground fault current detection device.
Claims (1)
検出装置ＰＲＳ及び開閉器のトリツプ機構ＶＴＣ
を備えたガス開閉器と、少なくとも前記過電流検
出装置ＯＣＲの作動により前記トリツプ機構ＶＴ
Ｃを作動させるためのリレー４及び圧力低下表示
装置５を備えた制御装置とよりなり、同制御装置
と前記ガス開閉器との間の信号の伝送を制御線で
行う圧力低下表示装置付ガス開閉器において、 前記ガス開閉器側の過電流検出装置ＯＣＲの出
力端子と前記圧力低下検出装置ＰＲＳの出力端子
とをリレー作動用制御線に共通に接続し、前記制
御装置側において、前記リレー作動用制御線によ
つて接続されているリレー４のラインに並列に前
記圧力低下表示装置５を接続したことを特徴とす
る圧力低下表示装置付ガス開閉器。 ２ 過電流検出装置ＯＣＲの作動接点を圧力低下
検出装置ＰＲＳの作動接点の常閉接点側とトリツ
プ機構との間に接続したことを特徴とする請求項
１記載の圧力低下表示装置付ガス開閉器。[Claims for Utility Model Registration] 1. At least the overcurrent detection device OCR, the pressure drop detection device PRS, and the switch trip mechanism VTC
the trip mechanism VT by the operation of at least the overcurrent detection device OCR;
A gas switch with a pressure drop display device, which comprises a control device equipped with a relay 4 for activating C and a pressure drop display device 5, and transmits signals between the control device and the gas switch via a control line. In the device, the output terminal of the overcurrent detection device OCR on the gas switch side and the output terminal of the pressure drop detection device PRS are commonly connected to a control line for relay operation, and on the control device side, the output terminal of the overcurrent detection device OCR and the output terminal of the pressure drop detection device A gas switch with a pressure drop display device, characterized in that the pressure drop display device 5 is connected in parallel to a line of a relay 4 connected by a control line. 2. The gas switch with pressure drop display device according to claim 1, wherein the operating contact of the overcurrent detection device OCR is connected between the normally closed contact side of the operating contact of the pressure drop detection device PRS and the trip mechanism. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9460090U JPH0451738U (en) | 1990-09-06 | 1990-09-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9460090U JPH0451738U (en) | 1990-09-06 | 1990-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0451738U true JPH0451738U (en) | 1992-04-30 |
Family
ID=31832691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9460090U Pending JPH0451738U (en) | 1990-09-06 | 1990-09-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451738U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62225116A (en) * | 1986-03-27 | 1987-10-03 | 株式会社東芝 | Gis gas pressure monitoring method |
-
1990
- 1990-09-06 JP JP9460090U patent/JPH0451738U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62225116A (en) * | 1986-03-27 | 1987-10-03 | 株式会社東芝 | Gis gas pressure monitoring method |
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