| 摘要 |
PROBLEM TO BE SOLVED: To provide a control panel device installed in field where a control panel installed in a high-ambient temperature place such as in a site building is surely cooled. SOLUTION: There are provided a cooling device 3 for cooling inside a control panel 1 installed in a building 9 and a blower 4, which takes in the outside air of the building 9 and supplies air to the cooling device 3 and the control panel 1. The blower 4 is operated, when the temperature inside the control panel 1 reaches to a set value, and when the temperature in the panel rises higher than the set value, ventilating operation with the blower or cooling operation with the cooling device 3, or in combination, is carried out. |
