| 摘要 |
PROBLEM TO BE SOLVED: To achieve energy saving in operation and cost reduction in an air conditioner equipped with a humidifying unit. SOLUTION: A rotor heating section 41 is constructed by providing and extending into a humidifying unit 4 a piping section between a four-way changeover valve 22 for connecting a discharge side of a compressor 21 to a gas pipe closing valve 28 side. |
