JPS6238536U - - Google Patents
Info
- Publication number
- JPS6238536U JPS6238536U JP13000785U JP13000785U JPS6238536U JP S6238536 U JPS6238536 U JP S6238536U JP 13000785 U JP13000785 U JP 13000785U JP 13000785 U JP13000785 U JP 13000785U JP S6238536 U JPS6238536 U JP S6238536U
- Authority
- JP
- Japan
- Prior art keywords
- air conditioner
- opening
- closing means
- control circuit
- power supply
- 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 4
- 239000003990 capacitor Substances 0.000 description 2
Description
第１図は本考案に係る制御電源回路を空気調和
機に適用した実施例を示す回路図、第２図は第１
図の回路において保護回路が作動した状態の回路
図、第３図は正常定格電圧印加時の電解コンデン
サの充電電圧と第２の開閉器の動作との関係を示
す図、第４図は異常高電圧印加時の電解コンデン
サの充電電圧と第２の開閉器の動作との関係を示
す図である。
図中、８は制御電源回路、９は第１の開閉手段
、１０は第２の開閉手段、１３は正特性サーミス
タ、１６はリレーコイルである。
FIG. 1 is a circuit diagram showing an embodiment in which the control power supply circuit according to the present invention is applied to an air conditioner, and FIG.
Figure 3 is a diagram showing the relationship between the charging voltage of the electrolytic capacitor and the operation of the second switch when normal rated voltage is applied, and Figure 4 is a diagram showing the state in which the protection circuit is activated in the circuit shown in the figure. FIG. 7 is a diagram showing the relationship between the charging voltage of the electrolytic capacitor and the operation of the second switch when voltage is applied. In the figure, 8 is a control power supply circuit, 9 is a first switching means, 10 is a second switching means, 13 is a positive characteristic thermistor, and 16 is a relay coil.
Claims (1)
部に、これに所定定格電圧を越えた異常高電圧が
印加されたときこれを検出して上記制御回路への
作動入力を遮断する第１の開閉手段と、該第１の
開閉手段と並列に設けられ、上記制御回路の作動
開始後、所定時間遅延させた後接点を閉じて上記
空気調和機等への動作電流を通過させる第２の開
閉手段とにより構成された保護回路を設けたこと
を特徴とする空気調和機等の制御電源回路。 A first system that detects when an abnormally high voltage exceeding a predetermined rated voltage is applied to a power supply section of a control circuit that controls the operation of an air conditioner, etc., and cuts off the operational input to the control circuit. an opening/closing means, and a second opening/closing means provided in parallel with the first opening/closing means, which closes the contact after a predetermined time delay after the start of operation of the control circuit to pass the operating current to the air conditioner, etc. 1. A control power supply circuit for an air conditioner, etc., characterized in that a protection circuit is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13000785U JPS6238536U (en) | 1985-08-28 | 1985-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13000785U JPS6238536U (en) | 1985-08-28 | 1985-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6238536U true JPS6238536U (en) | 1987-03-07 |
Family
ID=31027099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13000785U Pending JPS6238536U (en) | 1985-08-28 | 1985-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6238536U (en) |
-
1985
- 1985-08-28 JP JP13000785U patent/JPS6238536U/ja active Pending
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