Presenting the extraordinary 200KW 272HP Screw-Compressor, an exquisite creation from the esteemed Sanzhi (Henan) Compressor Co., Ltd., a leading name in China's industrial landscape. Step into a new era of cost-effectiveness with our groundbreaking Permanent Magnet Variable Frequency Two-Stage Screw Air Compressor. This technological marvel is meticulously engineered with cutting-edge Centrifugal Fans, providing unparalleled energy efficiency and extraordinary operational excellence. Specifically designed for stationary applications, it stands as the pinnacle of power and precision for the most rigorous industrial environments, redefining industry standards in both performance and dependability.
Internal Structure Frontside
Internal Structure Backside
Working Principle
In the sophisticated realm of air compression, achieving optimal efficiency is akin to mastering an art form, where the delicate balance between single-stage and multi-stage compression systems is key. Ideally, the energy demand of a single-stage system would match seamlessly with that of its multi-stage counterpart. However, practical realities often demand *** due to factors like transmission energy loss, friction from bearings, and cooling effects from liquid viscosity. By adeptly minimizing the compression ratio at each stage, multi-stage compression emerges as the epitome of efficiency, consuming significantly less energy compared to its single-stage rival. This ingenious method not only boosts the overall system efficiency but also slashes excess energy consumption, setting a new benchmark in power optimization for air compressors.
Step into the future of air compression with our groundbreaking two-stage screw air compressor, a masterpiece of modern engineering innovation. This exceptional machine features an advanced dual rotary screw mechanism, where each stage utilizes an active screw that drives a passive screw through a finely-tuned external power transfer system. The first stage is fortified with a low-pressure screw assembly, expertly calibrated for optimal performance, while the second stage is meticulously designed with a high-pressure screw assembly. Vital to this operation are the sealing air films that envelop each screw, guiding the compression process through three crucial stages: the smooth intake of air, dynamic pressurization that elevates efficiency to unprecedented levels, and the final exhaust phase that concludes the cycle with remarkable precision.
First stage compression: The initiation of the two-stage screw air compressor's cycle exemplifies engineering excellence. It begins with an advanced low-pressure screw assembly, which elegantly channels gas into the compression chamber via a precisely engineered suction valve. As the rotor rotates at breathtaking speeds, the gas undergoes an initial compression phase, setting the stage for the enhanced compression that the next stage promises.
Second stage compression: As the gas advances to the second stage, it enters a distinctively engineered, more confined screw space, where pressures and temperatures are expertly escalated to extraordinary levels. The process culminates with the opening of the exhaust valve, a pivotal point that allows the high-pressure gases to gracefully exit the system, thus concluding the sophisticated compression cycle with unmatched efficiency.
The intricate journey of air compression begins with ambient air smoothly traversing through the air filter, where it mingles with a touch of lubricating oil inside the compression chamber. This mixture is first compressed to an intermediate pressure level, followed by significant cooling through intimate contact with oil mist in the cooling channel. The cooled gas then advances to the second-stage rotor, where it undergoes a secondary compression phase, achieving the desired ultimate exhaust pressure. This carefully orchestrated cycle reaches its zenith as the compressed gas is elegantly expelled through the exhaust valve, marking the finale of a comprehensive and highly efficient air compression process.
| Sanzhi (Henan) Compressor Co,. Ltd. |
| Two-Stage Compression Permanent Magnet Variable Frequency Screw Air Compressor |
| Model |
Power |
Exhaust pressure |
Free air delivery* of unit at working pressure |
Voltage |
Frequency |
Air outlet discharge size |
Weight |
Dimensions |
| KW |
Mpa |
m³/min |
V |
Hz |
Inch |
Kg |
L*W*H(mm) |
| SZ15VF-II |
15 |
0.5 |
4.00 |
380 |
50 |
G1½ |
660 |
1450*780*1180 |
| 0.8 |
3.00 |
| 1.3 |
2.00 |
| SZ19VF-II |
18.5 |
0.5 |
5.00 |
380 |
50 |
G1½ |
680 |
1450*780*1180 |
| 0.8 |
4.00 |
| 1.3 |
3.80 |
| 1.6 |
2.20 |
| SZ22VF-II |
22 |
0.5 |
6.60 |
380 |
50 |
G1½ |
730 |
1650*880*1280 |
| 0.8 |
4.20 |
| 1.3 |
3.00 |
| 1.6 |
2.50 |
| SZ30VF-II |
30 |
0.5 |
7.00 |
380 |
50 |
G1½ |
980 |
2000*1260*1560 |
| 0.8 |
6.40 |
| 1.3 |
4.00 |
| 1.6 |
3.00 |
| SZ37VF-II |
37 |
0.5 |
10.00 |
380 |
50 |
G1½ |
1080 |
2000*1260*1560 |
| 0.8 |
7.00 |
| 1.3 |
5.50 |
| 1.6 |
4.00 |
| SZ45VF-II |
45 |
0.5 |
13.00 |
380 |
50 |
G2 |
1980 |
2000*1260*1560 |
| 0.8 |
10.00 |
| 1.3 |
6.50 |
| 1.6 |
5.00 |
| SZ55VF-II |
55 |
0.5 |
17.00 |
380 |
50 |
G2 |
2180 |
2150*1300*1730 |
| 0.8 |
12.00 |
| 1.3 |
8.60 |
| 1.6 |
5.00 |
| SZ75VF-II |
75 |
0.5 |
20.00 |
380 |
50 |
G2 |
2280 |
2150*1300*1730 |
| 0.8 |
16.50 |
| 1.3 |
11.00 |
| 1.6 |
9.00 |
| SZ90VF-II |
90 |
0.5 |
24.00 |
380 |
50 |
DN65 |
3200 |
2700*1920*1820 |
| 0.8 |
20.00 |
| 1.3 |
14.00 |
| 1.6 |
11.00 |
| SZ110VF-II |
110 |
0.5 |
28.00 |
380 |
50 |
DN65 |
3360 |
2700*1920*1820 |
| 0.8 |
24.50 |
| 1.3 |
18.00 |
| 1.6 |
14.00 |
| Due to product updates, the above parameters are subject to deviation in kind. |
Dive into the realm of superior German engineering with our revolutionary centrifugal fan, a beacon of innovation and precision. This state-of-the-art system employs a high-speed rotating impeller that masterfully controls air velocity, guaranteeing supreme axial airflow into the impeller. As a result, the motor cooling efficiency is markedly enhanced. Compared to standard air-cooled fans, our pioneering design ensures rapid temperature reduction, maintaining a seamless and stable compressor operation while significantly prolonging the life of your compressor.
1) Remarkable Efficiency of PM Motor:Our cutting-edge permanent magnet (PM) motor is meticulously designed to deliver a remarkable constant torque range and a broad weak magnetic range. Its efficiency surpasses that of conventional motors by an impressive 20-30%. Even beyond the rated frequency, the PM motor sustains its excellent efficiency, guaranteeing optimal performance across all operational conditions.
2) Maintenance-Free Motor:The groundbreaking permanent magnet motor is innovatively designed to be free of internal bearings, eliminating the usual expenses tied to motor bearing upkeep and replacement. This revolutionary design choice results in a significant decrease in overall maintenance costs.
3) Integrated Frequency Converter Excellence: Endowed with China's top-tier frequency system, our compressor offers extensive speed control and unparalleled precision. The system intelligently adjusts to real gas demands, ensuring exceptional energy savings and maximizing operational efficiency.
4) Zero Transmission Loss: Boasting a direct shaft connection structure with the integrated permanent magnet motor, the compressor features a sleek and compact design. This innovative approach eradicates the need for couplings and additional transmission components, achieving impeccable 100% transmission efficiency.
5) Variable Frequency Start and Soft Start:The motor's design significantly lessens the impact on power grid equipment, shielding electrical systems from potential harm and enhancing the system's overall longevity.
6) Enhanced Energy Conservation: Featuring a frequency conversion range from an extraordinary 25% to 100% (as opposed to the traditional 50% to 100%), our system boasts over 30% energy savings compared to fixed-speed compressors. It additionally provides around 5% greater energy savings than standard variable frequency compressors, yielding considerable advantages for systems with varying gas consumption needs.
7) Unique Two-Stage Compression Air End:The ingenious two-stage compression screw machine design seamlessly unites both first and second-stage compression rotors within a unified casing. With each rotor driven by gears for optimal linear speed, the system attains maximum compression efficiency.
8) Innovative Internal Spray Curtain Cooling Method: Our high-efficiency internal spray curtain cooling method provides exceptional cooling effects, significantly reducing compressed air temperatures. This results in near-isothermal compression, diminished pressure loss between stages, lower compression ratios, and enhanced overall compression efficiency.
9) Minimized Internal Leakage:The two-stage compression system considerably reduces the compression ratio for each stage, minimizing internal leakage between high and low-pressure zones, thereby enhancing volumetric efficiency.
10) Superior Noise Reduction:The reduced compression ratio in the two-stage system significantly lessens noise levels, particularly during unloading operations, providing a quieter and more serene working environment.
11) Effortless Maintenance and Service:Despite the innovative two-stage compression design, our system's other components and structures remain akin to those of single-stage compressors, rendering maintenance straightforward and service user-friendly.
12) Removable Door Panels for Easy Access:Crafted with noise-dampening metal plates and lined with high-density sound-absorbing material, the unit conforms to international noise standards. The door panel can be conveniently opened and detached, offering 270-degree comprehensive access, which greatly aids maintenance personnel, enhancing service efficiency.
1. Unbeatable Pricing Advantage
Experience the ultimate cost-effectiveness with our irresistibly appealing ex-factory pricing. Our competitive edge ensures that you consistently stay ahead in the dynamic marketplace.
2. Seamless Direct Transactions
By providing products directly from our state-of-the-art factory, we ensure solutions that are remarkably cost-efficient and tailored precisely to your needs, enhancing both affordability and effectiveness.
3. Extensive OEM & ODM Solutions
Harness our exceptional production capabilities and management proficiency to enjoy outstanding OEM/ODM services. Each piece is meticulously crafted to align perfectly with your distinct specifications and aspirations.
4. Tailored Customization Service
We enthusiastically accept non-standard export orders, offering bespoke customization in voltage, power, and pressure. Reach out to us to discover solutions uniquely designed for your specific requirements.
5. Acceptance of Small Orders
Embark on your journey with us by starting with a small trial order, allowing you to personally witness the unparalleled quality of our products firsthand.
6. Swift Delivery
Benefit from our rapid delivery service of premium-quality products. We ensure your timelines are met, allowing your operations to proceed seamlessly without any disruption.
7. Complete Authorization
Our valued distributors receive full authorization certificates, empowering them with the confidence to proudly represent and promote the renowned SANZHI brand with distinction.
Successful Cases
Sanzhi (Henan) Compressor Co., Ltd stands as a beacon of excellence in the realm of air compression, with a legacy of over a decade of unmatched expertise and innovation. As a frontrunner in the manufacturing of air compression solutions, we showcase an impressive array of state-of-the-art products, including screw air compressors and screw vacuum pumps. Our diverse offerings encompass everything from standard and low-pressure screw air compressors to the latest in permanent magnet frequency conversion models and robust two-stage compression units. We are pioneers in creating specialized screw air compressors for laser cutting, alongside versatile single-tank and double-tank mobile screw air compressors. Our comprehensive lineup also features both electric and diesel mobile screw air compressors, all complemented by cutting-edge screw vacuum pumps, epitomizing our commitment to precision and reliability.
Our manufacturing operations are underpinned by advanced assembly lines, vital for ensuring exceptional production efficiency. With the support of a steadfast, highly skilled workforce of over 50 professionals, we continuously enhance our management systems, such as ERP, to minimize lead times, guaranteeing the swift dispatch of our top-tier products.
Our factory's dedication to management excellence is validated by our esteemed ISO9001 quality management system certification. We adhere to stringent quality protocols through rigorous control measures. Every machine is subjected to comprehensive inspections, including material verifications, production assessments, and thorough pre-delivery evaluations, ensuring that only the finest machines reach our valued clientele.
Our expertise in customer service is evident from the outset. We provide expert pre-sales consultations to assist clients in selecting the optimal air equipment for their specific needs. Our customization capabilities are unparalleled, adjusting both aesthetics and configurations to meet individual preferences while offering OEM services tailored to distinct dealer specifications. Our dedicated sales and service team ensures quick and effective responses, guaranteeing seamless after-sales support.
At Sanzhi (Henan) Compressor Co., Ltd, our steadfast commitment is to deliver superior, reliable products while fostering enduring customer relationships. We merge swift delivery with exceptional product quality and competitive pricing, positioning ourselves as your trusted partner for comprehensive compressed air solutions.
Strategically situated in Xinzheng City, Henan Province, China, our factory enhances client convenience. We offer complimentary transportation from Xinzheng International Airport, just 30 kilometers away, approximately an hour's journey. We warmly invite you to visit our prestigious facility.
FAQ
Q1. Are you a trading company or manufacturer?
A: We are a seasoned manufacturer specializing in screw air compressors, backed by over ten years of proven expertise in the field.
Q2. How do you control quality?
A: 1. We perform rigorous inspections on all raw materials to ensure they meet our high-quality standards.
2. Our installation processes are meticulously carried out to maintain excellence.
3. Each machine undergoes a minimum of 5 continuous hours of testing before departure, guaranteeing optimal performance levels.
Q3. What information must I provide to get the suitable machine?
1. Required air delivery capacity (Unit: CFM or m³/Min)
2. Desired working pressure (Unit: PSI, Bar, or Mpa)
3. Voltage and frequency specifications for your country (V/Hz)
4. Additional accessories needed (e.g., air tanks, filters, air dryers).
Provide these details, and we will craft a custom solution tailored precisely to your needs!
Q4. What is the general unit conversion?
1Bar = 0.1Mpa = 14.5PSI
1m³/min = 35.32cfm
1KW = 1.34HP
Q5. What is the available voltage air compressor?
A: Discover the unparalleled versatility of Sanzhi air compressors, offering a wide spectrum of voltage options such as 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p. With our personalized customization services, we ensure that every solution is tailor-made to seamlessly integrate with your specific requirements, granting you exceptional flexibility and operational ease.
Q6. How long is the delivery time?
A: Experience rapid order fulfillment with our standard voltage specifications, as we process orders typically within a remarkable 15 working days post-confirmation. For orders with unique specifications, our dedicated sales team is ready to collaborate with you to create a detailed and tailored delivery timeline that perfectly aligns with your specific needs.
Q7. What's the payment term?
A: Enjoy seamless transactions with our thoughtfully crafted payment terms: initiate your purchase with a 30% T/T deposit, followed by 40% T/T prior to shipment, and complete with a 30% T/T upon receipt of the B/L copy. Accepting both USD and RMB, we offer the flexibility and convenience that our esteemed clients deserve.
Q8. How about your warranty?
A: We are proud to offer an extensive one-year warranty on the entire machine, along with a special two-year warranty for the screw air compressor, excluding consumable parts. This comprehensive coverage ensures remarkable protection and peace of mind, safeguarding your investment.
Q9. What about the maintenance?
A: Elevate your machine's performance with our maintenance recommendations: initiate servicing after the first 500 operational hours, and continue with periodic maintenance every 2000-3000 hours, tailored to your specific working environment for enhanced durability and reliability.
Q10. Can machines be run in high-temperature environment?
A: Absolutely, our machines are ingeniously designed to excel in high-temperature conditions, operating seamlessly within a robust range of -20°C to 45°C (-4°F to 113°F). This ensures consistent and robust performance even in the most challenging environments.
Q11. Do you offer OEM service?
A: Yes, we are delighted to offer comprehensive OEM and ODM services, backed by our experienced design team. We eagerly embrace custom orders and are dedicated to transforming your unique concepts into reality with precision and creativity.
Q12. How long could your air compressor be used?
A: Our air compressors are meticulously engineered for long-lasting durability, providing an exceptional operational lifespan that typically exceeds 10 years, ensuring consistent and reliable performance throughout your operations.
Q13. Will you provide some spare parts for the machines?
A: Absolutely, we are dedicated to ensuring a seamless and uninterrupted experience by offering vital spare parts for your machines, fully supporting your operational continuity.
Q14. How about your after-sales service?
A: Experience top-tier after-sales support with our comprehensive services, including detailed online guides for installation and commissioning. Our expert engineers are readily available to provide training and installation assistance, ensuring your complete satisfaction and seamless operation.
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