132kw Two-Stage Compression High Efficiency Variable Speed Screw Air Compressor
Core Advantages
- Dual-Stage Energy Efficiency: The two-stage compression process reduces internal leakage and improves volumetric efficiency, delivering 30-40% energy savings over traditional single-stage or fixed-speed units.
- Ultra-High Efficiency PM Motor: The integrated Permanent Magnet motor operates at IE4/IE5 efficiency levels, consuming significantly less power than conventional induction motors without the need for brush or slip-ring maintenance.
- Intelligent Demand Control: The built-in Variable Frequency Drive (VFD) modulates motor speed in real-time to match your air consumption, eliminating the energy-wasting "unloading" cycles common in standard compressors.
- Heavy-Duty Reliability: Constructed with premium bearings, corrosion-resistant rotors, and high-grade filtration, this system ensures stable operation, minimal pressure fluctuation (±0.01 MPa), and extended service intervals.
- Industry 4.0 Ready: The user-friendly LCD touchscreen provides real-time performance data, fault diagnostics, and remote-control capabilities, allowing for predictive maintenance and seamless integration into smart factories.
Technical Parameter
| Model | EZVII-22A | EZVII-37A | EZVII-45A | EZVII-55A | EZVII-75A | EZVII-90A | EZVII-110A | EZVII-132A | |
| air flow/ pressure (M3/min/ Mpa) | 4.1/0.7 | 6.9/0.7 | 8.9/0.7 | 11.2/0.7 | 15.1/0.7 | 20.0/0.7 | 22.0/0.7 | 26.0/0.7 | |
| 4.0/0.8 | 6.8/0.8 | 8.8/0.8 | 11.0/0.8 | 15.0/0.8 | 19.8/0.8 | 21.2/0.8 | 25.8/0.8 | ||
| 3.4/1.0 | 6.2/1.0 | 7.8/1.0 | 9.7/1.0 | 12.4/1.0 | 17.9/1.0 | 19.8/1.0 | 23.5/1.0 | ||
| Air supply temperature | ≤ambient temperature +8~15ºC | ||||||||
| Motor | Power (kw/hp) | 22/30 | 37/50 | 45/60 | 55/75 | 75/100 | 90/120 | 110/150 | 132/175 |
| Start method | VSD start | ||||||||
| Voltage (v/hz) | 380V 3PH 50HZ /other voltagesd can be customized ) | ||||||||
| Drive method | intergrade air end and motor | ||||||||
| Oil content (PPM) | ≤3 | ||||||||
| Connector inch | 1" | 1 1/2" | 2" | 2" | 2" | 2 1/2" | 2 1/2" | 2 1/2" | |
| Dimension | length mm | 1254 | 1455 | 1754 | 7854 | 1914 | 2454 | 2454 | 2454 |
| width mm | 900 | 1100 | 1200 | 1300 | 1300 | 1500 | 1500 | 1500 | |
| height mm | 1190 | 1300 | 1550 | 1550 | 1600 | 1840 | 1840 | 1840 | |
| Weight (kg) | 450 | 580 | 925 | 970 | 1170 | 1746 | 1750 | 1790 | |
Application
- Manufacturing & Assembly: Powering pneumatic tools, robotic arms, and automated production lines.
- Automotive Industry: Supplying air for spray painting, tire inflation, and assembly plant operations.
- Food & Beverage: Providing oil-free, contaminant-free air for packaging, bottling, and product handling (with appropriate filtration).
- Textiles: Driving air-jet looms and spinning machinery without pressure drops.
- Pharmaceuticals & Electronics: Ensuring stable, reliable air for sensitive cleanroom environments and precision manufacturing.
- Chemical & Petrochemical: Operating control valves and conveying bulk materials safely.
FAQ
Q1: How does the two-stage compression save more energy than a single-stage unit?
A: Two-stage compression cools the air between the first and second compression stages. This reduces the overall work required to compress the air, lowers the discharge temperature, and minimizes internal air leaks. When paired with the VFD, the system operates at peak efficiency across all load ranges.
Q2: What is the noise level of this compressor?
A: Thanks to the optimized screw rotor profile and a heavy-duty soundproof enclosure, this unit operates as quietly as 65 dB, making it suitable for indoor installations and noise-sensitive environments.
Q3: Is the maintenance really "low"?
A: Yes. The Permanent Magnet Motor is maintenance-free (no brushes/slip rings). Additionally, the robust design with high-quality bearings and efficient separation/filtration systems extends oil change intervals and reduces the frequency of routine part replacements.
Q4: What happens if there is a power surge or fluctuation?
A: The integrated VFD protects the motor from power spikes and provides a soft start, which significantly reduces mechanical stress on the compressor and electrical stress on your facility's power grid.
Q5: What is the warranty coverage?
A: We offer a 1-Year Motor Warranty alongside a comprehensive manufacturer’s warranty on core components, ensuring peace of mind and confidence in your investment.
Q6: Is installation difficult?
A: Not at all. The unit features a plug-and-play integrated design. It is pre-assembled with a built-in cooling system, meaning it requires minimal piping and wiring—just connect the power, attach your air lines, and start operating.
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