| 摘要 |
Disclosed is an air conditioner in which a plurality of compressors (110) retains a constant oil level. The air conditioner includes a plurality of compressors (110) configured to compress a refrigerant, a plurality of oil separators (171) connected respectively to the plurality of compressors and serving to separate oil contained in the refrigerant compressed in and discharged from the compressors, a plurality of oil return pipes (177) configured to allow the oil separated in the plurality of oil separators to be returned into the plurality of compressors, a plurality of oil return valves (176) installed respectively to the plurality of oil return pipes to open or close the plurality of oil return pipes respectively, and a resistor (175) configured to connect the plurality of oil return pipes to each other. |
