JPS5811685U - Operation circuit for multiple refrigeration cycles - Google Patents
Operation circuit for multiple refrigeration cyclesInfo
- Publication number
- JPS5811685U JPS5811685U JP10385581U JP10385581U JPS5811685U JP S5811685 U JPS5811685 U JP S5811685U JP 10385581 U JP10385581 U JP 10385581U JP 10385581 U JP10385581 U JP 10385581U JP S5811685 U JPS5811685 U JP S5811685U
- Authority
- JP
- Japan
- Prior art keywords
- refrigeration cycles
- circuit
- series
- operation circuit
- protection
- 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
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図は従来機の操作回路図、第２図は本考案の操作回
路図である。
２・・・第１の冷凍サイクルの保護回路、３・・・第２
の冷凍サイクルの保護回路、４・・・第１の冷凍サイク
ルの切換スイッチ、５・・・第２の冷凍サイクルの切換
スイッチ、６・・・第１の冷凍サイクルの補助リレーの
正接点、７・・・第２の冷凍サイクルの補助リレーの正
接点、８，９・・・補助１月／−１１０，１１・・・逆
接点。FIG. 1 is an operating circuit diagram of a conventional machine, and FIG. 2 is an operating circuit diagram of the present invention. 2... First refrigeration cycle protection circuit, 3... Second
protection circuit of the refrigeration cycle, 4... changeover switch of the first refrigeration cycle, 5... changeover switch of the second refrigeration cycle, 6... positive contact of the auxiliary relay of the first refrigeration cycle, 7 ... Positive contact of the auxiliary relay of the second refrigeration cycle, 8, 9... Auxiliary January/-110, 11... Reverse contact.
Claims (1)
モスタットなどの自動運転手段を備えた操作回路におい
て、第１と第２の冷凍サイクルのそれぞれの保護回路を
並列に接続し、該各保護回路に上記第１と第２のそれぞ
れの冷凍サイクルの切換スイッチの接点を直列に接続し
、上記保護回路の自己保持用接点を上記各切換スイッチ
の接点に並列に接続し、かつ上記切換スイッチと連動す
る逆接点を上記各保護回路に直列に接続したことを特徴
とする複数冷凍サイクル用操作回路。In an operation circuit in which each of a plurality of refrigeration cycles is provided with a protection circuit and automatic operation means such as a chilled water thermostat, the respective protection circuits of the first and second refrigeration cycles are connected in parallel, and each of the protection circuits is connected to the first protection circuit. and a second refrigeration cycle changeover switch are connected in series, a self-holding contact of the protection circuit is connected in parallel to the contact of each of the changeover switches, and a reverse contact that operates in conjunction with the changeover switch is connected in series. An operating circuit for multiple refrigeration cycles, characterized in that it is connected in series to each of the protection circuits described above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10385581U JPS5811685U (en) | 1981-07-15 | 1981-07-15 | Operation circuit for multiple refrigeration cycles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10385581U JPS5811685U (en) | 1981-07-15 | 1981-07-15 | Operation circuit for multiple refrigeration cycles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5811685U true JPS5811685U (en) | 1983-01-25 |
Family
ID=29898463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10385581U Pending JPS5811685U (en) | 1981-07-15 | 1981-07-15 | Operation circuit for multiple refrigeration cycles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5811685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS644273U (en) * | 1987-06-30 | 1989-01-11 |
-
1981
- 1981-07-15 JP JP10385581U patent/JPS5811685U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS644273U (en) * | 1987-06-30 | 1989-01-11 |
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