Rotary Screw Compressor ZR 500 VSD Atlas Copco Features Purpose Usage Supplies Reserve Model ZR 500 VSD Flow rate 79.0 m³/min Pressure 8.6 Bar Motor 525 kW Oil-free. Water cooled. Frequency controlled. No built-in dryer. Your name (*) Your E-mail (*) Subject Your message (*) All (*) fields are required. 2017-07-05