Discover the unrivaled efficiency and formidable power of the Energy-Saving Permanent Magnet VFD Screw Air Compressor, masterfully crafted by Sanzhi (Henan) Compressor Co., Ltd. This exceptional system is designed to meet a wide range of industrial demands, offering an impressive selection of power capabilities. From 7.5kw, 11kw, 15kw, 22kw, 30kw, 37kw, 45kw, 55kw, 75kw, 90kw, 110kw, 132kw, 160kw, 185kw, 200kw, to 250kw, find the ideal fit for your energy-conserving requirements. Meticulously engineered to provide outstanding performance, this state-of-the-art compressor serves as your premier choice for boosting productivity and optimizing efficiency across diverse industrial environments.
| Model |
Power |
Pressure |
Free air delivery* of unit at working pressure |
Cooling System |
Working Temperature |
Voltage |
Frequency |
Noise Level |
Air outlet discharge size |
Weight |
Dimensions |
| KW |
Mpa |
m³/min |
ºC |
V |
Hz |
dB(A) |
Inch |
Kg |
L*W*H(mm) |
| SZ08VF |
7.5 |
0.8 |
1.15 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
65 |
G3/4 |
320 |
900*700*920 |
| 1.0 |
1.00 |
| SZ11VF |
11 |
0.8 |
1.00-1.60 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
65 |
G3/4 |
330 |
900*700*920 |
| 1.0 |
0.90-1.50 |
| 1.3 |
0.82-1.20 |
| SZ15VF |
15 |
0.8 |
2.30 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
65 |
G1 |
450 |
1040*800*990 |
| 1.0 |
2.20 |
| 1.3 |
1.70 |
| SZ22VF |
22 |
0.8 |
1.00-3.60 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
65 |
G1 |
550 |
1040*800*990 |
| 1.0 |
0.90-3.00 |
| 1.3 |
0.82-2.80 |
| SZ37VF |
37 |
0.8 |
6.60 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
68 |
G1½ |
750 |
1430*1000*1300 |
| 1.0 |
6.00 |
| 1.3 |
4.80 |
| SZ45VF |
45 |
0.8 |
2.10-8.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
68 |
G1½ |
1050 |
1430*1000*1300 |
| 1.0 |
1.90-6.50 |
| 1.3 |
1.80-5.60 |
| SZ55VF |
55 |
0.8 |
10.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
72 |
G2 |
1450 |
1800*1200*1500 |
| 1.0 |
8.80 |
| 1.3 |
7.80 |
| SZ75VF |
75 |
0.8 |
3.30-13.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
72 |
G2 |
1750 |
1800*1200*1500 |
| 1.0 |
3.10-11.20 |
| 1.3 |
2.70-10.5 |
| SZ90VF |
90 |
0.8 |
16.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
72 |
G2 |
2000 |
2000*1200*1500 |
| 1.0 |
11.20 |
| 1.3 |
10.50 |
| SZ110VF |
110 |
0.8 |
5.20-20.50 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
2550 |
2500*1500*1700 |
| 1.0 |
4.90-19.00 |
| 1.3 |
4.40-16.50 |
| SZ132VF |
132 |
0.8 |
24.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
2950 |
2500*1500*1700 |
| 1.0 |
22.00 |
| 1.3 |
19.00 |
| SZ160VF |
160 |
0.8 |
7.30-29.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
3150 |
2650*1650*1800 |
| 1.0 |
6.50-26.20 |
| 1.3 |
5.30-24.50 |
| SZ185VF |
185 |
0.8 |
32.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
3500 |
2650*1650*1800 |
| 1.0 |
29.00 |
| 1.3 |
26.00 |
| SZ200VF |
200 |
0.8 |
36.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
3860 |
2650*1650*1800 |
| 1.0 |
33.00 |
| 1.3 |
29.00 |
| SZ250VF |
250 |
0.8 |
40.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
3860 |
2650*1650*1800 |
| 1.0 |
36.00 |
| 1.3 |
32.00 |
| Due to product updates, the above parameters are subject to deviation in kind. |
Working Principle
Discover the groundbreaking innovation that defines our permanent magnet frequency conversion air compressor system. At the heart of this advanced technology is a network of sophisticated pressure sensors, which meticulously monitor real-time usage pressure and air consumption within your ecosystem. Leveraging precise electronic and frequency converter controls, this cutting-edge system dynamically adjusts the motor speed while ensuring motor torque is consistently maintained. This allows for seamless regulation of system pressure that aligns perfectly with the required compressed air output. In scenarios where air consumption wanes, leading to excess compressor output, the intelligent inverter air compressor gracefully slows down, conserving energy by decreasing compressed air output. Conversely, when demand escalates, the system adeptly increases motor speed, boosting the compressed air supply and maintaining rock-solid system pressure stability.
Unleash the potential of our advanced unit, armed with state-of-the-art vector control technology, delivering unmatched efficiency across a wide range of speeds while simultaneously minimizing motor temperature rise. This guarantees optimal torque, facilitating the flawless operation of the air compressor. The motor's current, composed of torque and other values, is intelligently optimized through vector control technology. Vector control techniques expertly tackle voltage discrepancies at the motor's end, enabling maximum torque output without raising current levels, ensuring peak performance and reliability.
Advantages of Permanent Magnet Variable Frequency Screw Air Compressor
High Efficiency and Energy Savings
Our system, designed with frequency conversion regulation, significantly reduces actual power consumption, ensuring that every bit of energy is effectively utilized for optimal air compression efficiency.
Cost Reduction
Thanks to the innovative permanent magnet frequency conversion technology, our system dramatically cuts energy costs by an impressive 35% and reduces overall compressor lifecycle expenses by an average of 22%. The initial investment in the compressor is typically recouped swiftly within just 1 to 2 years, offering a highly attractive return on investment.
Steady Pressure
Employing the sophisticated PID (proportional, differential, integral) methodology, our exclusive compressor is expertly calibrated to maintain exquisite precision in system pressure stability.
Extended Lifespan
By employing a frequency conversion start mechanism, our system reduces stress on both the power grid and mechanical components, significantly extending the system's operational lifespan for enduring performance.
Top Quality
Our compressors epitomize top-tier quality, featuring premium imported bearings and cutting-edge rotor profile advancements. The large rotor design, coupled with substantial displacement, low speed, and minimal noise, elevates efficiency and production quality to unparalleled levels.
1. Unmatched Price Advantage
By providing unbeatable direct ex-factory prices, we empower our clients to stay ahead in a competitive market, delivering more affordable and efficient solutions.
2. Direct and Seamless Dealings
With our offerings originating straight from the factory, we ensure you receive the most cost-effective solutions, eliminating intermediary costs.
3. Versatile OEM & ODM Services
Equipped with superior production and management capabilities, our factory is ready to offer comprehensive OEM/ODM services, precisely tailored to meet your unique needs.
4. Tailored Customization Service
We eagerly accommodate non-standard and export orders, providing bespoke customization options for voltage, power, pressure, and more. Contact us to discuss your specific requirements.
5. Welcoming Small Orders with Open Arms
Embark on your journey with a small trial order to experience firsthand the premium excellence of our products.
6. Rapid and Efficient Delivery
We pride ourselves on delivering top-quality products promptly and efficiently, ensuring your satisfaction with each and every order.
7. Full Authorization for Confidence
For our distributors, we provide complete authorization certificates, enabling you to market our esteemed SANZHI brand products with absolute confidence.
Sanzhi (Henan) Compressor Co., Ltd. stands proudly as a leader in the industry, celebrated for our innovative screw air compressors and screw vacuum pumps. With over a decade of dedicated expertise, we have crafted a diverse and sophisticated product portfolio. Our range includes normal and low-pressure screw air compressors, permanent magnet frequency conversion screw air compressors, and pioneering two-stage compression screw air compressors. We also specialize in screw air compressors designed for laser cutting, alongside single-tank and double-tank mobile screw air compressors available in electric and diesel variants. Our advanced screw vacuum pumps and more cater to a wide array of industrial needs.
Harnessing state-of-the-art, multi-air compressor assembly lines that are both lean and ultra-modern, we achieve unparalleled production efficiency. Our team of over 50 skilled professionals is dedicated to continuously enhancing our management systems, including ERP, significantly reducing lead times and ensuring the swift delivery of products that set the standard for quality.
Our factory consistently upholds the pinnacle of standards, having proudly achieved ISO9001 quality management system certification. We meticulously apply rigorous quality management protocols to ensure every machine undergoes thorough material inspections, precise production inspections, and meticulous pre-delivery inspections, guaranteeing unmatched quality and reliability.
In the realm of customer service, our expert pre-sales team provides invaluable guidance, assisting customers in selecting air equipment that precisely matches their unique facility requirements. We offer extensive customization options, including tailor-made OEM products to meet specific dealer needs. Post-sales, our responsive sales and service team is dedicated to delivering prompt support and solutions, ensuring complete customer satisfaction.
At Sanzhi (Henan) Compressor Co., Ltd., we are passionately committed to delivering superior, stable products while nurturing enduring customer relationships. With our promise of efficient delivery, top-tier machines, and highly competitive pricing, we are your reliable partner for all your compressed air solutions.
Our factory is ideally situated in the vibrant Xinzheng City, Henan Province, China. For our clients' convenience, we offer complimentary pick-up services from Xinzheng International Airport, just 30 kilometers away, approximately a one-hour journey to our facility. We warmly invite you to visit our company and experience our hospitality firsthand!
Successful Cases
FAQ
Q1. Are you a trading company or manufacturer?
A: Proudly, we are a distinguished manufacturer with a strong focus on screw air compressors. With over ten years of unwavering commitment, we deliver exceptional quality and mastery in every product, setting benchmark standards.
Q2. How do you control quality?
A: 1. We conduct comprehensive inspections on all raw materials, ensuring they meet the pinnacle of industry standards.
2. Our installation protocols are executed with utmost precision, ensuring meticulous accuracy.
3. Each machine is subjected to at least 5 hours of continuous testing before it leaves our facility, guaranteeing superior performance and reliability.
Q3. What information must I provide to get the suitable machine?
1. Define the air delivery capacity you require (Unit: CFM or m³/Min).
2. Outline the working pressure specifications (Unit: PSI, Bar, or Mpa).
3. Provide the voltage and frequency pertinent to your country (V/Hz).
4. Indicate any additional accessories required, such as air tanks, filters, or air dryers.
Share these specifics with us, and we'll craft a bespoke solution just for you!
Q4. What is the general unit conversion?
1 Bar = 0.1 Mpa = 14.5 PSI
1 m³/min = 35.32 cfm
1 KW = 1.34 HP
Q5. What is the available voltage air compressor?
A: At Sanzhi, we provide an array of voltage options: 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p. Customizations are available to perfectly match your unique specifications.
Q6. How long is the delivery time?
A: For standard voltage configurations, delivery is prompt within 15 working days post order confirmation. For customized units, kindly connect with our sales team for a detailed timeline.
Q7. What's the payment term?
A: Our flexible payment terms include a 30% T/T advance, 40% T/T prior to shipment, and the final 30% T/T upon the B/L copy. Payments are accepted in both USD and RMB.
Q8. How about your warranty?
A: Our comprehensive warranty encompasses one year for the entire machine and an extended two-year warranty for the screw air compressor, exclusive of consumable spare parts.
Q9. What about the maintenance?
A: Initial maintenance is recommended after 500 operational hours. Subsequent maintenance should be conducted every 2000-3000 hours, fine-tuned to the specific operating environment.
Q10. Can machines be run in high-temperature environment?
A: Certainly, our machines are meticulously engineered to function efficiently in high-temperature conditions, capable of operating in a range of -20° to 45°C (-4ºF-113ºF).
Q11. Do you offer OEM service?
A: Indeed, we eagerly embrace both OEM and ODM orders, supported by our expert design team poised to fulfill your unique requirements with precision.
Q12. How long could your air compressor be used?
A: On average, our air compressors are engineered for longevity, boasting an impressive lifespan that surpasses 10 years, providing reliable performance and peace of mind.
Q13. Will you provide some spare parts for the machines?
A: Absolutely, we are unwavering in our commitment to offer a comprehensive suite of spare parts for all our machines. This dedication ensures you experience minimal to no downtime, keeping your operations running smoothly.
Q14. What can you expect from our after-sales service?
A: We pride ourselves on delivering exceptional after-sales support. Our services include detailed online guidance for both installation and commissioning. Furthermore, to enhance your experience, we can dispatch our adept engineers to your site for in-person training and installation assistance, ensuring everything operates seamlessly.
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