1.Wrold famous brand new type and high efficient screw-rotor compressor, with efficiency 20%~30% higher than those common ones;
2.Capacity control apply to four-step(100%-75%-50%-25%), three-steep(100%-66%-33%) and no step control system;
3.Designed with efficient silicon steel and special slots, and equipped with the inside and outside all around design to cool the flow channel so to ensure maximum efficiency of the compressor motor under any load;
4.Built-in oil pressing system ensure compressor maintaining the optional lubricity without oil pump;
5.High efficiency double filtration oil separator ensures maximum heat exchange;
6.Various options of refrigerants, R22, environment-friendly R134A, R407C;
7.All-wave compressor volume ratio(VI=2.2/2.6/3.0/3.5) for selection to avoid the extra energy consumption caused by over or under compression.