... , 50HZ; or 380~420V, 3PH, 50Hz.Capacity: Cooling 2600W (while heating 2900W), 3200W (3500W), 3500W (3800W), 6000W (6600+500W), 7200W ... in research, innovation, design, manufacturing and exporting of hybrid solar air conditioner, at present the production capacity is 50,000 ... years, the R&D team scientists study the same solar energy absorption technology as China aerospace and satellite scientists do ...