JPS59149692U - Cooling equipment for electrical equipment - Google Patents
Cooling equipment for electrical equipmentInfo
- Publication number
- JPS59149692U JPS59149692U JP4307083U JP4307083U JPS59149692U JP S59149692 U JPS59149692 U JP S59149692U JP 4307083 U JP4307083 U JP 4307083U JP 4307083 U JP4307083 U JP 4307083U JP S59149692 U JPS59149692 U JP S59149692U
- Authority
- JP
- Japan
- Prior art keywords
- equipment
- cooling
- electrical
- electrical equipment
- current transformer
- 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
- Cooling Or The Like Of Electrical Apparatus (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図は従来の変圧器用冷却装置を示す説明図、第２図
は本考案を変圧器用冷却装置に適用した実施例を示す説
明図、第３図はサーマルリレーがオンまたはオフすると
きの変圧器に流れる電流と周囲温度との関係を示す特性
図、第４図はサーマルリレーの動作線図、第５図は変圧
器及びサーマルリレーの時定数の特性図である。
１・・・変圧器、２・・・配電盤、３・・・冷却ファン
、４、・・・温度検出器、５・・・変流器、６・・・サ
ーマルリレー、６１・・・サーマルリレーの接点。Fig. 1 is an explanatory diagram showing a conventional transformer cooling device, Fig. 2 is an explanatory diagram showing an embodiment in which the present invention is applied to a transformer cooling device, and Fig. 3 is a diagram showing the transformer voltage when the thermal relay is turned on or off. FIG. 4 is an operating diagram of the thermal relay, and FIG. 5 is a characteristic diagram of the time constant of the transformer and thermal relay. 1... Transformer, 2... Switchboard, 3... Cooling fan, 4... Temperature detector, 5... Current transformer, 6... Thermal relay, 61... Thermal relay contact point.
Claims (1)
に流れる電流の導電路に設けられた変流器と、この変流
器に接続され、前記冷却ファンをオン、オフ制御する接
点を有するサーマルリレーとより構成されたことを特徴
とする電気機器用冷却装置。A thermal device including a cooling fan for cooling an electrical device, a current transformer provided in a conduction path for a current flowing through the electrical device, and a contact connected to the current transformer for controlling the cooling fan on and off. A cooling device for electrical equipment characterized by comprising a relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4307083U JPS59149692U (en) | 1983-03-25 | 1983-03-25 | Cooling equipment for electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4307083U JPS59149692U (en) | 1983-03-25 | 1983-03-25 | Cooling equipment for electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59149692U true JPS59149692U (en) | 1984-10-06 |
Family
ID=30173598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4307083U Pending JPS59149692U (en) | 1983-03-25 | 1983-03-25 | Cooling equipment for electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59149692U (en) |
-
1983
- 1983-03-25 JP JP4307083U patent/JPS59149692U/en active Pending
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