JPS63110690U - - Google Patents
Info
- Publication number
- JPS63110690U JPS63110690U JP334687U JP334687U JPS63110690U JP S63110690 U JPS63110690 U JP S63110690U JP 334687 U JP334687 U JP 334687U JP 334687 U JP334687 U JP 334687U JP S63110690 U JPS63110690 U JP S63110690U
- Authority
- JP
- Japan
- Prior art keywords
- contact
- temperature
- relay
- discharge temperature
- thermocouple
- 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
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案に係るオイルフリースクリユ圧
縮機の吐出温度保護回路の回路図、第２図は従来
の同上回路図である。
ＴＥ…熱電対、ＴＳ…吐出温度スイツチ、ａ，
ｂ，ｔ，ｘ１…接点、Ｔ…タイマーリレー、Ｘ１
…リレー、Ｍ…モータ。
FIG. 1 is a circuit diagram of a discharge temperature protection circuit for an oil-free screw compressor according to the present invention, and FIG. 2 is a conventional circuit diagram of the same. TE...Thermocouple, TS...Discharge temperature switch, a,
b, t, x1...Contact, T...Timer relay, X1
...Relay, M...Motor.
Claims (1)
出した温度が吐出温度の許容最高温度より所定値
だけ低い設定温度に達すると閉じる接点ａ、およ
び上記熱電対が上記許容最高温度に達すると閉じ
る接点ｂを備えた吐出温度スイツチと、接点ａの
開閉によりオンオフするタイマーリレーＴと、接
点ｂの開閉によりオンオフするリレーＸ１と、タ
イマーリレーＴの接点ｔ、およびリレーＸ１の接
点ｘ１が閉じることにより圧縮機を停止させる負
荷開閉用回路とからなることを特徴とするオイル
フリースクリユ圧縮機の吐出温度保護回路。 A thermocouple that detects the discharge temperature, a contact a that closes when the temperature detected by the thermocouple reaches a set temperature that is a predetermined value lower than the maximum allowable temperature of the discharge temperature, and a contact a that closes when the thermocouple reaches the maximum allowable temperature. A discharge temperature switch equipped with contact b, a timer relay T that is turned on and off by opening and closing contact a, a relay X1 that is turned on and off by opening and closing contact b, and a contact t of timer relay T and contact x1 of relay X1 are closed. A discharge temperature protection circuit for an oil-free screw compressor, comprising a load switching circuit for stopping the compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP334687U JPS63110690U (en) | 1987-01-12 | 1987-01-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP334687U JPS63110690U (en) | 1987-01-12 | 1987-01-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63110690U true JPS63110690U (en) | 1988-07-15 |
Family
ID=30783017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP334687U Pending JPS63110690U (en) | 1987-01-12 | 1987-01-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63110690U (en) |
-
1987
- 1987-01-12 JP JP334687U patent/JPS63110690U/ja active Pending