JPH0241035U - - Google Patents
Info
- Publication number
- JPH0241035U JPH0241035U JP12016288U JP12016288U JPH0241035U JP H0241035 U JPH0241035 U JP H0241035U JP 12016288 U JP12016288 U JP 12016288U JP 12016288 U JP12016288 U JP 12016288U JP H0241035 U JPH0241035 U JP H0241035U
- Authority
- JP
- Japan
- Prior art keywords
- detection signal
- overcurrent detector
- air conditioner
- command
- outputs
- 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
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000003507 refrigerant Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 6
- 230000002159 abnormal effect Effects 0.000 claims 1
- 230000002441 reversible effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Air Conditioning Control Device (AREA)
Description
第１図は本考案の実施例にかかる空気調和機に
おけるフアンモータ回路を示す回路図、第２図は
本考案の実施例にかかる空気調和機における制御
装置を示すブロツク図、第３図は本考案の実施例
にかかる空気調和機の冷媒回路図、第４図は本考
案の実施例にかかる空気調和機の作用を説明する
ためのフローチヤート、第５図は本考案の実施例
にかかる空気調和機における制御装置の他の例を
示すリレー回路図、第６図は本考案の実施例にか
かる空気調和機におけるデイアイサーを示す回路
図である。
１……圧縮機、２……四路切換弁、３……室外
側熱交換器、４……暖房用膨張弁、５……冷房用
膨張弁、６……室内側熱交換器、８……室外フア
ン、９……室内フアン、１２……フアンモータ、
１３……第１過電流検出器、１４……第２過電流
検出器、１５……制御装置、１８……デイアイサ
ー、Ａ……冷媒回路。
FIG. 1 is a circuit diagram showing a fan motor circuit in an air conditioner according to an embodiment of the present invention, FIG. 2 is a block diagram showing a control device in an air conditioner according to an embodiment of the present invention, and FIG. FIG. 4 is a flowchart for explaining the operation of the air conditioner according to the embodiment of the invention; FIG. 5 is a refrigerant circuit diagram of the air conditioner according to the embodiment of the invention; FIG. 6 is a relay circuit diagram showing another example of a control device in a conditioner. FIG. 6 is a circuit diagram showing a de-icer in an air conditioner according to an embodiment of the present invention. 1...Compressor, 2...Four-way switching valve, 3...Outdoor heat exchanger, 4...Heating expansion valve, 5...Cooling expansion valve, 6...Indoor heat exchanger, 8... ...Outdoor fan, 9...Indoor fan, 12...Fan motor,
13...First overcurrent detector, 14...Second overcurrent detector, 15...Control device, 18...Day icer, A...Refrigerant circuit.
Claims (1)
設されている室外側熱交換器３、暖房用膨張弁４
、冷房用膨張弁５および室内フアン９が付設され
ている室内側熱交換器６を順次接続し、冷媒を可
逆流通可能となした冷媒回路Ａを有する空気調和
機において、前記室外フアン８の駆動源であるフ
アンモータ１２には、該フアンモータ１２へ流れ
る電流が所定の第１設定値を超えた時検出信号を
出力する第１過電流検出器１３と、前記フアンモ
ータ１２へ流れる電流が該第１設定値より高い第
２設定値を超えた時検出信号を出力する第２過電
流検出器１４とを付設するとともに、冷房運転時
においては前記第１過電流検出器１３からの検出
信号により、暖房運転時においては前記第２過電
流検出器１４からの検出信号により装置を異常停
止させるべき指令を発する異常停止制御手段と、
暖房運転時において前記第１過電流検出器１３か
らの検出信号によりデフロスタ運転を開始させる
べき指令を発するデフロスト運転制御手段とを備
えた制御装置１５を付設したことを特徴とする空
気調和機。 ２ 前記デフロスト運転制御手段からの指令によ
るデフロスト運転開始がデイアイサー１８により
行なわれることを特徴とする前記請求項１記載の
空気調和機。[Claims for Utility Model Registration] 1. A compressor 1, a four-way switching valve 2, an outdoor heat exchanger 3 equipped with an outdoor fan 8, and a heating expansion valve 4.
, an air conditioner having a refrigerant circuit A in which an indoor heat exchanger 6 to which a cooling expansion valve 5 and an indoor fan 9 are attached are sequentially connected to enable reversible flow of refrigerant; The fan motor 12 that is the source includes a first overcurrent detector 13 that outputs a detection signal when the current flowing to the fan motor 12 exceeds a predetermined first set value, and a first overcurrent detector 13 that outputs a detection signal when the current flowing to the fan motor 12 exceeds a predetermined first setting value. A second overcurrent detector 14 that outputs a detection signal when the second set value higher than the first set value is exceeded is attached, and during cooling operation, the detection signal from the first overcurrent detector 13 is used. , an abnormal stop control means that issues a command to abnormally stop the device in response to a detection signal from the second overcurrent detector 14 during heating operation;
An air conditioner characterized in that an air conditioner is provided with a control device 15 including a defrost operation control means for issuing a command to start defroster operation in response to a detection signal from the first overcurrent detector 13 during heating operation. 2. The air conditioner according to claim 1, wherein the defrost operation is started by a de-icer 18 in response to a command from the defrost operation control means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12016288U JPH0241035U (en) | 1988-09-12 | 1988-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12016288U JPH0241035U (en) | 1988-09-12 | 1988-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0241035U true JPH0241035U (en) | 1990-03-20 |
Family
ID=31366027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12016288U Pending JPH0241035U (en) | 1988-09-12 | 1988-09-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0241035U (en) |
-
1988
- 1988-09-12 JP JP12016288U patent/JPH0241035U/ja active Pending
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