... 2.Mute environmental design Ingersoll Rand V Series 15KW Air Compressor Innovative Modular Design, ... The oil content can be less than 3 ppm which reaches the industry leading position ... because of cutting-out, stop up, lacking phase, overload, unbalance, etc. Prevent changeover protection, ... system.Humanizative Design, Rapid Self-service — Regulative motor and air end, simplify the structure, increase ...