
Oil-Free Magnetic Bearing Centrifugal Chiller for Central Air Conditioning. Oil-Free Magnetic Bearing Technology: Eliminates oil system, reduces maintenance costs and prevents efficiency loss from oil contamination. High Energy Efficiency: Saves at least 30% energy compared to screw chillers with 42%+ operational cost reduction. Ultra Low Noise Operation: Runs 6-10dBA quieter than conventional compressors with zero vibration impact. Rapid Payback Period: Investment recovery achieved in just 2-3 years due to significant energy savings. Intelligent PLC Control: Features adaptive control logic for real-time optimization and 30%-100% capacity auto control. Remote Monitoring System: 24/7 remote control and monitoring available via exclusive online platform. Environmentally Friendly Refrigerant: Uses R134a with zero ODP for clean and safe operation.