JPS5820385U - Control circuit for alternate operation of two pumps - Google Patents
Control circuit for alternate operation of two pumpsInfo
- Publication number
- JPS5820385U JPS5820385U JP11444981U JP11444981U JPS5820385U JP S5820385 U JPS5820385 U JP S5820385U JP 11444981 U JP11444981 U JP 11444981U JP 11444981 U JP11444981 U JP 11444981U JP S5820385 U JPS5820385 U JP S5820385U
- Authority
- JP
- Japan
- Prior art keywords
- pumps
- level detection
- water level
- contact
- control circuit
- 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
Landscapes
- Details Of Reciprocating Pumps (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の制御回路を装備した２台のポンプ交互運
転設備の概略図、第２図はその制御回路 −゛の電気
回路図である。第３図および第４図は本発明の２台のポ
ンプの交互運転における制御回路の一実施例を示し、第
３図はその制御回路を装備した２台のポンプ交互運転設
備の概略図、第４図はその制御回路の電気回路図である
。
１・・・第１ポンプ、２・・・第２ポンプ、３・・・放
流管、４・・・水槽、５・・・流入管、６・・・第２レ
ベルスイツチ、８・・・第２レベルスイツチ、２８・・
・制御部。FIG. 1 is a schematic diagram of a facility for alternate operation of two pumps equipped with a conventional control circuit, and FIG. 2 is an electrical circuit diagram of the control circuit. 3 and 4 show an embodiment of a control circuit for alternately operating two pumps according to the present invention, and FIG. 3 is a schematic diagram of equipment for alternately operating two pumps equipped with the control circuit, and FIG. FIG. 4 is an electrical circuit diagram of the control circuit. DESCRIPTION OF SYMBOLS 1... 1st pump, 2... 2nd pump, 3... Outflow pipe, 4... Water tank, 5... Inflow pipe, 6... Second level switch, 8... No. 2 level switch, 28...
・Control unit.
Claims (1)
台のポンプを配設し、該水槽内に水位検出接点を設ける
と共に、２台のポンプをそれぞれ含む回路を交互に構成
する切換接点を設け、その切換接点を前記水位検出接点
に接続し、２台のポンプを交互に運転させるように構成
した２台のポンプの交互運転において、前記水槽内に前
記水位検出接点より上位のところに異常水位検出接点を
設け、その異常水位検出接点を前記切換接点に、該異常
該異常水位検出接点が作動すると切換接点を切換えてそ
のえてその状態を保持する制御部を介して接続し、運転
中のポンプが故障等により停止したとき他方のポンプを
運転させるべく構成したことを特徴とする２台のポンプ
の交互運転における制御回路。An aquarium is provided with an inflow part and an outflow part, and two
2 pumps are disposed, water level detection contacts are provided in the water tank, and switching contacts are provided that alternately configure circuits each containing two pumps, and the switching contacts are connected to the water level detection contacts; In alternate operation of two pumps configured to operate one pump in turn, an abnormal water level detection contact is provided in the water tank at a position above the water level detection contact, and the abnormal water level detection contact is connected to the switching contact. When the abnormal water level detection contact is activated, it is connected via a control unit that switches the switching contact and maintains that state, so that when the pump in operation stops due to a failure, the other pump can be operated. A control circuit for alternate operation of two pumps, characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11444981U JPS5820385U (en) | 1981-08-03 | 1981-08-03 | Control circuit for alternate operation of two pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11444981U JPS5820385U (en) | 1981-08-03 | 1981-08-03 | Control circuit for alternate operation of two pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5820385U true JPS5820385U (en) | 1983-02-08 |
Family
ID=29908725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11444981U Pending JPS5820385U (en) | 1981-08-03 | 1981-08-03 | Control circuit for alternate operation of two pumps |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5820385U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03246395A (en) * | 1990-02-23 | 1991-11-01 | Ebara Corp | Automatic operating device for submersible drainage pump |
| JPH04362293A (en) * | 1991-06-07 | 1992-12-15 | Hitachi Ltd | Water supply device |
-
1981
- 1981-08-03 JP JP11444981U patent/JPS5820385U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03246395A (en) * | 1990-02-23 | 1991-11-01 | Ebara Corp | Automatic operating device for submersible drainage pump |
| JPH04362293A (en) * | 1991-06-07 | 1992-12-15 | Hitachi Ltd | Water supply device |
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