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AIPU engineered variable speed oil-free scroll air compressors deliver certified ISO 8573-1 Class 0 clean air combined with dynamic inverter energy savings. Designed for industrial facilities requiring absolute contamination-free pneumatic utilities, continuous duty cycles, and precise flow matching.
Integrated R&D and Manufacturing:
Complete in-house production system combining research, component processing, assembly, and testing to ensure strict quality control prior to shipment.
Rigorous Whole-Machine Testing:
Every completed unit undergoes comprehensive electrical, operational, and control testing rather than relying solely on individual component inspections.
Application-Based Selection:
Custom configurations are determined through a thorough evaluation of working pressure, load variations, operating hours, and ambient conditions rather than motor power alone.
OEM and Project Support:
Full customization capabilities covering performance specs, control logic, electrical parameters, dimensions, and project labeling.
|
Technical Parameter |
Specification Range |
|
Capacity (FAD) |
0.18 to 2.50 cubic meters per minute (6.4 to 88.3 CFM) |
|
Working Pressure |
7.0 to 10.0 bar (100 to 145 PSI) |
|
Motor Power |
2.2 to 37 kW (3 to 50 HP, modular multi-scroll) |
|
Air Purity Class |
ISO 8573-1 Class 0 (0.00 mg per cubic meter residual oil) |
|
Drive Technology |
Variable Speed Drive with Permanent Magnet Motor |
|
Noise Level |
52 to 68 dB(A) at 1 meter distance |
|
Cooling System |
Forced air cooling via oversized aluminum coolers |
|
Discharge Interface |
G1/2 inch to G2 inch threaded or flanged connection |
Inverter-Controlled Output:
The onboard frequency converter adjusts motor RPM dynamically, matching air delivery precisely to system consumption without pressure fluctuation.
Elimination of Unload Power:
Removes idle power consumption phases common in fixed-speed machines, lowering specific energy requirements across partial loads.
Soft Starting Mechanism:
Ramp-up control limits electrical starting surges to nominal levels, reducing mechanical wear on bearings, shafts, and switchgear.
Stable System Pressure:
Maintains discharge pressure within a narrow plus or minus 0.1 bar window, safeguarding downstream actuators from pressure shock.
Scroll Compression Mechanism: Utilizes one fixed scroll and one orbiting scroll to generate continuous compression pockets with minimal moving parts.
Low Noise and Vibration: Balanced scroll orbit kinematics eliminate reciprocating inertial forces, enabling direct placement inside production areas.
Extended Maintenance Intervals: Absence of oil in the compression chamber eliminates oil separators, oil filters, and hydrocarbon condensate treatment.
Compact Footprint: Multi-scroll modular internal layout houses multiple independent pump units within a single acoustic cabinet to save floor space.
Pharmaceutical Manufacturing:
Pure instrument air supply for tablet coating, blister packaging, fermentation sparging, and pneumatic sorting lines.
01
Food and Beverage Processing:
Direct contact air for bottling, food sorting, ingredient mixing, and aseptic packaging operations.
02
Electronics and Semiconductor Assembly:
High-purity utility air for chip pick-and-place machinery, wire bonding, PCB cleaning, and photolithography positioning.
03
Medical and Laboratory Facilities:
Clean medical air supply for dental clinics, hospital surgical suites, laboratory analyzers, and research incubators.
04
Precision Chemical and Instrumentation:
Analytical equipment purge air, valve actuation in chemical synthesis, and cleanroom automation.
05
Demand Sensing:
A high-precision pressure transducer monitors system line pressure continuously and feeds real-time signals to the central controller.
Speed Modulation:
The controller calculates the exact motor frequency adjustment required to align compressor output with current plant air consumption.
Inverter Execution:
The frequency converter alters the electrical supply frequency to the drive motor, instantly increasing or decreasing orbiting scroll speed.
Equilibrium Maintenance:
The system sustains a steady-state equilibrium where volumetric output equals pneumatic demand, eliminating over-pressurization.
Peak versus Average Flow Analysis: Calculate both peak volumetric demand and baseline operational load to determine the optimal VSD turndown ratio.
Pressure Requirement Assessment: Select the lowest acceptable working pressure threshold; each 1 bar reduction yields approximately 7 percent energy savings.
Ambient Operating Conditions: Evaluate local ambient temperature and ventilation parameters to ensure adequate heat dissipation headroom.
Duty Cycle Evaluation: Match the compressor displacement profile to intermittent or continuous factory shifts to maximize inverter efficiency returns.
Intelligent PLC Controller: Microprocessor-based control panel featuring a color touchscreen interface, real-time pressure trending, and maintenance logs.
Modbus and Industrial Network Integration: Supports RS485 communication protocols and Ethernet interfaces for remote monitoring and SCADA connectivity.
Multi-Scroll Sequencing: Automatically stages individual scroll modules on multi-pump frames to match stepped load demands while equalizing operating hours.
Integrated Air Treatment Options: Available with integrated refrigerated air dryers and multi-stage particulate filters for turnkey dry air delivery.
Raw Material Inspection: Spectral analysis and dimensional verification of cast iron scroll housings, aluminum alloy wraps, and forged steel drive shafts.
Precision Machining: CNC multi-axis milling of scroll profile involute curves to micron-level tolerances required for internal non-contact sealing.
Dynamic Balancing: Rotor assemblies and motor armatures balanced to ISO 1940 Grade G2.5 standards to eliminate mechanical vibration.
Factory Performance Validation: 100 percent computerized test bench logging of flow rate, power consumption, vibration velocity, and discharge temperature.
Private Labeling and Branding:
Custom color powder coating, corporate logo integration on control panels, and tailored technical documentation.
Electrical Voltage Adaptation:
Customizable control and motor winding configurations for global electrical grids (380V, 415V, 440V at 50Hz or 60Hz).
Specialized Skid Engineering:
Custom frame-mounted packages integrating receiver tanks, auxiliary filtration skids, and bypass valving.
Documentation Support:
Comprehensive submittal packages including certified GA drawings, electrical schematics, and material test reports.
ISPM 15 Export Crating: Heavy-duty fumigated wooden crates with internal moisture barrier vacuum sealing, desiccants, and shock-absorbent cushioning.
Corrosion Protection: Anti-rust internal component treatment and hermetic port sealing to withstand prolonged maritime transport.
Logistics Coordination: Comprehensive shipping support including container loading, customs documentation, and global port delivery coordination.
Spare Parts Support: Standardized maintenance kits stocked for rapid dispatch to support international service networks.
Air Requirement Details: Required air delivery, average consumption, and peak demand.
Pressure & Power Specs: Target working pressure and point-of-use requirements.
Electrical & Site Conditions: Local voltage/frequency, phase, daily operating hours, and ambient temperature.
Order Logistics: Required quantity, destination port, and any OEM/customization needs.
As one of the most professional variable speed oil-free scroll compressors manufacturers and suppliers in China, we're featured by good service and competitive price. Please rest assured to buy high quality variable speed oil-free scroll compressors at competitive price from our factory.
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