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Magnetic Bearing Air-Cooled Chiller with Oil-Free Magnetic Levitation 48,000 RPM High-Speed Motor and AHRI-Certified Energy Efficiency
Product Details
| Compressor Speed: | 48,000 Rpm | Motor Efficiency: | 98% |
|---|---|---|---|
| Starting Current: | ≤2A | Full-load COP: | 6.6 |
| IPLV: | 12 | Operating Noise: | ≤70dB(A) |
Product Description
Magnetic Bearing Air-Cooled Chiller for Data Center Applications
Core Technology: Oil-Free Magnetic Levitation Variable-Speed Centrifugal Compressor
Designed in accordance with international standards and verified under US standard test specifications.
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Electromagnetic Bearing Suspension with Zero Lubrication Requirement
- Rotor operates at high speed via electromagnetic levitation with no mechanical friction
- Completely eliminates entire lubrication system including oil pumps, oil separators and oil filters
- Prevents gradual energy efficiency attenuation caused by oil film adhesion on heat exchangers
- All performance indicators strictly verified by third-party laboratories complying with US standards
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High-Speed Permanent Magnet Direct-Drive Motor
- Maximum rotational speed of 48,000 rpm with motor efficiency up to 98%
- Avoids gear transmission losses
- Intelligent anti-surge control system capable of resisting hundreds of consecutive surge conditions
- Delivers stable performance under ANSI/AHRI rated and variable-load operating conditions
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Ultra-Low Inrush Soft Start
- Starting current limited to no more than 2A of rated current
- Avoids power grid impact and eliminates need for transformer capacity expansion
- Supports 20-second quick restart
- Complies with ASHRAE safety design criteria
Outstanding Energy Efficiency: AHRI-Certified Performance
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Full Range Certified to AHRI Standard 550/590 for Air-Cooled Chillers
- Cooling capacity, full-load COP and IPLV tested and certified by independent North American third-party laboratories
- Official records available for public inquiry on AHRI database
- Mandatory market access requirement for US government procurement, commercial buildings and industrial projects
- Qualifies for North American energy efficiency incentives and LEED green building credits
- Maximum full-load COP reaches 6.6 and highest IPLV hits 12
- 35%~45% annual power savings compared with conventional screw chillers
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Stable Operation at Ultra-Low 2% Part Load
- Verified per ANSI/AHRI Variable-Load Protocols
- Runs smoothly at only 2% load vs traditional screw chillers limited to 25% minimum
- Avoids frequent start-stop energy waste
- Superior part-load efficiency validated under ANSI/AHRI variable-condition testing
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Optional Three-Mode Free Cooling System
- Complies with North American PUE Control Requirements
- Automatically switches among mechanical refrigeration, combined mechanical & free cooling, and 100% ambient free cooling
- Free cooling delivers over 30% annual power savings in low outdoor temperature environments
- Effectively reduces PUE of data centers
- EC variable-speed fans with continuously adjustable airflow from 15% to 100%
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Refrigerant Compliance with US Environmental Regulations
- R134a low-ODP refrigerant standard, with low-GWP alternatives available
- Complies with EPA environmental regulations and ASHRAE 90.1 energy conservation standards
Air-Cooled Design Advantages
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Simplified System Reduces Civil Engineering Investment
- No cooling towers, cooling water pumps or circulating cooling water pipelines required
- Units directly installed on rooftops or open outdoor areas
- No large-scale civil renovation needed
- Meets North American project schedule controls and space-efficient construction requirements
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Modular Design for Flexible Capacity Expansion
- Compact dimensions for easy transportation
- Up to 8 units can be paralleled for staged capacity expansion
- Phased commissioning matches North American construction project models
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US-Standard Anti-Corrosion & Wide Ambient Temperature Design
- V-type high-efficiency air-side heat exchanger with hydrophilic anti-corrosion aluminium foil
- Heavy salt-spray resistant coatings optional
- Passed US-standard salt fog durability tests
- Operates reliably within ambient range of -15℃ to 52℃
- Suitable for high-temperature regions, coastal areas, and water-scarce industrial zones
Operation & Maintenance Benefits
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Dramatic Reduction in Annual Maintenance Workloads
- Oil-free design eliminates routine refrigerant oil replacement, filter replacement and pipeline cleaning
- Avoids approximately 80% of lubrication-related failures
- Only regular heat exchanger cleaning required throughout 30-year design service life
- Maintenance schemes aligned with North American HVAC industry standards
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Redundant Multi-Compressor Configuration for On-Line Maintenance
- Individual compressors can be isolated for maintenance while other units remain operational
- Eliminates production downtime risks
- Meets North American industrial continuous-operation safety codes
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Low Noise & Vibration Control
- Operating noise limited to ≤70dB(A)
- Integrated multi-stage vibration dampers and acoustic enclosures
- Meets noise control regulations for commercial and residential zones in North America
- UL-certified electrical components and variable frequency drives
- Over 20 safety interlock protections
Intelligent Control System
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AI-Enhanced Group Control with US-Standard Energy Efficiency Algorithms
- Optseek intelligent load-balancing algorithm automatically distributes cooling load
- Precise chilled water temperature control within ±0.3℃
- High-precision temperature performance validated under AHRI steady-state test conditions
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Standard Open Communication Protocols
- Modbus protocol standard for direct connection to Building Automation Systems (BAS)
- Remote cloud monitoring, real-time operational data access and fault SMS alerts
- Compatible with mainstream smart building operation frameworks in North America
- Three-level password access management complies with US industrial data security regulations
Certifications & Compliance
AHRI 550/590 Certification
ASHRAE 90.1 Compliance
UL Safety Certification
Optional ASME U-Stamp
All certifications ensure compliance with North American market requirements, safety standards, and energy efficiency regulations.
Application Scenarios
- IDC data centers and cloud computing facilities across the United States and Canada
- Pharmaceutical, electronics and fine chemical manufacturing plants requiring US-standard process cooling
- Energy-saving retrofit projects for North American commercial complexes, hotels and industrial parks
- Water-scarce regions without available cooling tower installation conditions
- Overseas infrastructure and photovoltaic carbon-neutral demonstration projects
Product Highlights
Magnetic Bearing Air-Cooled Chiller features oil-free magnetic levitation centrifugal compressors, AHRI-certified high efficiency (COP 6.6, IPLV 12), and stable operation down to 2% part load. With no cooling tower required, modular design, and UL-certified components, it reduces maintenance by 80% and saves 35-45% energy versus conventional chillers. Complies with ASHRAE 90.1, ideal for data centers and North American industrial applications.
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