Variable Speed with Two-Stage Airend and HPM™ Motor Ingersoll Rand’s Nirvana VSD Premium Efficiency packages unleash the full potential of VSD compressors through the use of our unique two-stage airends. These packages are renowned for trouble-free operation and are coupled with the exclusive Hybrid Permanent Magnet™ (HPM™) motor.
FeaturesHPM™ motor provides unmatched reliability and efficiency with unlimited starts/stops, constant pressure control and smooth soft starting with starting amps always below full load Conserves energy by shutting off rather than run unloaded Intuitive controller with easily adjustable operating parameters, onboard diagnostics, multiple language interface and built in energy savings calculator The Premium Efficiency compressor delivers up to 15% more air than a single-stage compressor while consuming the same amount of energy Higher efficiency and durability through low compression ratios in each stage and reduced bearing thrust load Unique coolant curtain reduces energy consumption by injecting atomized oil into the compressed air stream, significantly lowering the energy required for compression Blower speed adaptable to ambient temperature Rated for continuous duty—100% load, 24/7, 115°F (46°C)—to reduce downtime and lost productionVoltage and frequency fluctuation protection Removable hinged doors allow easy access to internal components
R-Series 90-160 kW (125-200 hp) Brochure