Oil-free Compressed Air Technology - INGERSOLL RAND - #9

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Purely better While other variable-speed drive (VSD) compressors also deliver stable pressure, soft-starting, and improved part-load efficiency over fixed-speed compressors, only Nirvana enables you to reach the full potential of variable-speed technology. With a Nirvana system, you get ultrareliability and efficiency, virtually maintenance-free operation, unlimited starts and stops, and peace of mind knowing your air is 100% pure. Real savings, real satisfaction Energy costs can be as much as 60% of the lifecycle cost of an air compressor. The Nirvana system helps you reach the full potential of variable speed through the absolute lowest energy cost and the highest efficiency possible. Nirvana HPM® Technology Nirvana technology vs. competitive VSD compressors Nirvana technology Competitive VSD compressors Maximised starts / stops Constant motor efficiency and higher power factor Long-lasting reliability with thousands installed worldwide Maintenance-free, bearingless motor design Smooth soft-starting — starting amps always below full-load amps HPM® has virtually no degradation in specific power at part-load — achieving full potential of variable-speed control Stable, constant pressure control Rotary 10-year Lifecycle Cost Fixed-speed Oil-free Rotary Competitive VSD Oil-free Nirvana Oil-free 100% 90% 80% 70% 60% 50% 40% 30% 20% 10% 0% Energy Maintenance Installation Purchase price Rotary comparison at 70% average volume capacity; 4,000 hours per year Oil-free Compressed Air Technology 09 Soft-starting Improved partload efficiency Stable pressure control