High efficiency, energy saving 1.High effciency,The compressor about 5:6 non-symmetry bear design,large volume ,high ... effciency2.the units abopt multi stage adjustment,each unit can realize 25%-50%-70%-100%,Volume control ,suit for ... .4.High precision manfacturing process.aboid any leakage,increase the compressor effciency. 100TON Haier air-cooled screw chiller unit