Experience the extraordinary capabilities of the 200KW 272HP Screw-Compressor, an exquisite creation meticulously designed by the esteemed Sanzhi (Henan) Compressor Co., Ltd. As a leading figure in China's vibrant compressor industry, Sanzhi presents an innovative marvel: the Permanent Magnet Variable Frequency Two-Stage Screw Air Compressor. Dive into a world of highly competitive factory pricing with this cutting-edge technology that is equipped with advanced Centrifugal Fans, heralding a new era of exceptional energy efficiency and impressive energy conservation. This engineering wonder is purpose-built for stationary applications, standing as the ultimate powerhouse meticulously crafted to meet and exceed the most demanding industrial challenges. It establishes new performance and reliability benchmarks, setting the bar for industry excellence.
Internal Structure Frontside
Internal Structure Backside
Working Principle
Embark on a journey into the cutting-edge realm of air compression, where achieving unmatched efficiency requires a deep dive into the subtle interplay between single-stage and multi-stage compression systems. While single-stage systems aspire to rival the energy efficiency of multi-stage counterparts, real-world challenges like transmission losses, bearing friction, and cooling effects due to liquid viscosity often necessitate additional power. By expertly minimizing the compression ratio at each stage, multi-stage compression emerges as the pinnacle of efficiency, demanding significantly less power than single-stage systems. This strategic approach not only elevates overall system performance but also drastically curtails excess energy consumption, setting a groundbreaking standard in power optimization.
Discover the revolutionary two-stage screw air compressor, a shining example of modern engineering prowess. This sophisticated machine boasts a cutting-edge dual rotary screw configuration, where each stage features an active screw driving a passive screw through a meticulously designed external power transfer mechanism. The first stage is outfitted with an advanced low-pressure screw assembly, precisely optimized for peak performance, while the second stage houses a high-pressure screw assembly. At the heart of this process are sealing air films encircling each screw, directing the compression through three essential phases: the flawless air intake, dynamic pressurization that lifts efficiency to unprecedented levels, and the concluding exhaust phase completed with unrivaled precision.
First Stage Compression: The initiation of the two-stage screw air compressor's operation exemplifies engineering brilliance. A highly sophisticated low-pressure screw assembly launches the process, guiding gas into the compression chamber via a finely tuned suction valve. As the rotor spins at remarkable speeds, the gas undergoes initial compression, laying the groundwork for the intensified compression in the ensuing stage.
Second Stage Compression: Upon reaching the second stage, the gas enters a distinctively crafted, more compact screw chamber, where pressures and temperatures are meticulously elevated to outstanding levels. The cycle reaches a climax with the activation of the exhaust valve, allowing the high-pressure gases to exit, thus concluding the intricate compression cycle with exemplary efficiency.
The complex journey of air compression begins as ambient air smoothly flows through the air filter, merging with a hint of lubricating oil within the compression chamber. This blend undergoes initial compression to attain intermediate pressure, followed by significant cooling via interaction with oil mist in the cooling channel. The cooled gas then proceeds to the second-stage rotor, where it experiences a secondary compression phase to achieve the targeted final exhaust pressure. This carefully orchestrated cycle culminates as the compressed gas is gracefully expelled through the exhaust valve, marking the completion of a comprehensive and supremely 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. |
Experience the pinnacle of German engineering with our state-of-the-art centrifugal fan. This technological marvel, featuring a high-speed rotating impeller, meticulously adjusts air velocity with unmatched precision to ensure perfect axial airflow into the impeller. This ground-breaking advancement significantly boosts motor cooling efficiency, leaving traditional air-cooled fans far behind. Our superior design rapidly reduces temperature, promotes seamless, uninterrupted compressor operation, and extends the lifespan of your compressor, making it an indispensable asset to your operations.
1) High efficiency of PM motor:Our innovative permanent magnet (PM) motor is expertly designed to deliver an exceptional constant torque range and an expansive weak magnetic range. It outperforms conventional motors by achieving a superior 20-30% higher efficiency. Even beyond its rated frequency, the PM motor sustains its remarkable efficiency, ensuring optimal performance across all operational conditions.
2) Motor maintenance-free:With innovation at its core, the permanent magnet motor is crafted without internal bearings, thus eliminating the typical expenses associated with motor bearing maintenance and replacement. This revolutionary design approach notably reduces overall maintenance costs.
3) Integrated frequency converter: Equipped with China's premier frequency system, our compressor offers expansive speed regulation with extraordinary precision. The intelligent system adapts dynamically to real-time gas demands, ensuring impressive energy savings and maximizing operational efficiency.
4) No transmission loss: Boasting a direct shaft connection structure, the compressor is fitted with an integrated permanent magnet motor, resulting in a sleek and compact design. This cutting-edge configuration eliminates the need for couplings and other transmission components, achieving flawless 100% transmission efficiency.
5) Variable frequency start and soft startThe motor's sophisticated design significantly reduces impact on power grid devices, safeguarding electrical systems from potential damage and enhancing overall system durability.
6) Reduced energy consumption: With an astounding frequency conversion range from 25% to 100%, our system achieves over 30% energy savings compared to fixed-speed compressors. It also provides approximately 5% more energy savings than standard variable frequency compressors, delivering substantial benefits for systems with variable gas consumption.
7) Unique two-stage compression air end:Our ingeniously designed two-stage compression screw machine seamlessly integrates both first and second-stage compression rotors within a single casing. Each rotor is gear-driven independently to ensure optimal linear speed, achieving peak compression efficiency.
8) Internal spray curtain cooling method: Our highly efficient internal spray curtain cooling method provides superior cooling performance, significantly lowering compressed air temperatures. This results in nearly isothermal compression, minimized pressure loss between stages, reduced compression ratio, and enhanced overall compression efficiency.
9) Reduced internal leakage:The two-stage compression system considerably reduces the compression ratio for each stage, decreasing internal leakage between high and low-pressure ends, thereby improving volumetric efficiency.
10) Noise reduction:The decreased compression ratio in the two-stage system significantly diminishes noise levels, particularly during unloading operations, ensuring a quieter and more serene working environment.
11) Easy maintenance and service:Despite its advanced two-stage compression design, our system's remaining components and structures are akin to single-stage compressors, ensuring maintenance is straightforward and service is user-friendly.
12) Door Panels are Removable:Built with noise-dampening metal plates and lined with high-density sound-absorbing material, the unit adheres to international noise standards. Its door panel can be effortlessly opened and detached, offering 270-degree comprehensive access, which significantly facilitates maintenance personnel's entry and enhances service efficiency.
1. Unbeatable Pricing Advantage
Introducing our extraordinary pricing strategy that offers clients ex-factory pricing of unparalleled value. This remarkable benefit not only propels our partners ahead of their competition but enables them to flourish and achieve outstanding success within their specific industries.
2. Seamless Direct Transactions
Our revolutionary products come straight from our cutting-edge manufacturing facility, ensuring both cost-effectiveness and exceptional efficiency. Each product is tailored with precision to meet your distinct needs and preferences, delivering unmatched customization.
3. Extensive OEM & ODM Solutions
Our formidable production prowess and expert management team guarantee superior OEM/ODM services. These custom services are thoughtfully crafted to align perfectly with your unique business needs and vision, facilitating seamless integration into your operations.
4. Tailored Customization Service
Our relentless pursuit of excellence includes bespoke solutions for non-standard export orders. We offer tailored options in parameters such as voltage, power, and pressure. Reach out to explore solutions exclusively designed to meet your unique requirements.
5. Acceptance of Small Orders
We eagerly welcome you to initiate with a small trial order, granting the opportunity to witness firsthand the exceptional quality and performance of our products. Our offerings consistently set new industry standards, redefining excellence.
6. Swift Delivery
Benefit from our swift delivery of exceptional products, meticulously crafted to align with your timeline requirements. This ensures seamless operations continuity and flawless integration into your workflows.
7. Complete Authorization
We empower our cherished distributors with comprehensive authorization certificates, allowing them to confidently promote our prestigious SANZHI brand. This endorsement is underpinned by the authenticity and superior quality synonymous with our brand.
Successful Cases
Sanzhi (Henan) Compressor Co., Ltd stands as a beacon of excellence in the air compression industry, established on a robust foundation of over ten years of unmatched expertise. As frontrunners in innovation, Sanzhi proudly presents a vast array of cutting-edge products. Our impressive lineup includes complex screw air compressors and pioneering screw vacuum pumps, each a testament to our commitment to technological advancement. Our offerings feature standard and low-pressure screw air compressors, enhanced by revolutionary permanent magnet frequency conversion units and reliable two-stage compression models. Setting benchmarks in the industry, we craft screw air compressors designed specifically for laser cutting applications. Demonstrating versatility and adaptability, we offer both single-tank and double-tank mobile screw compressors. Our dynamic portfolio also encompasses mobile screw compressors powered by both electricity and diesel, along with state-of-the-art screw vacuum pumps, all engineered with meticulous precision for consistent and reliable performance.
Our manufacturing prowess is driven by advanced assembly lines, ensuring maximum efficiency and excellence. Supported by a dedicated team of over 50 skilled experts, we continuously enhance our management systems, such as ERP, leading to significant reductions in lead times and ensuring prompt delivery of our superior-quality products.
Our factory's unwavering commitment to excellence in management is reinforced by our esteemed ISO9001 quality management system certification. We adhere strictly to rigorous quality standards, implementing meticulous control measures. Each machine undergoes comprehensive inspections, including material verification, production assessments, and thorough pre-shipment evaluations, assuring that only the most exceptional machines reach our esteemed clients.
Our expertise in customer service shines from the start, with expert pre-sales consultations that assist clients in selecting the optimal air equipment tailored to their unique needs. Our exceptional customization capabilities enable us to modify both the appearance and configuration to suit individual preferences, offering OEM services to meet distinctive dealer requirements. Our dedicated sales and service team ensures swift and efficient responses, providing seamless after-sales support and ensuring customer satisfaction.
At Sanzhi (Henan) Compressor Co., Ltd, our steadfast mission is to provide exceptional, reliable products while fostering enduring customer relationships. We marry rapid delivery with superior product quality and competitive pricing, solidifying our reputation as the trusted partner for comprehensive compressed air solutions.
Strategically located 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 drive. We warmly welcome you to explore our distinguished facility.
FAQ
Q1. Are you a trading company or manufacturer?
A: We are a seasoned manufacturer with over a decade of proven expertise, specializing in screw air compressors.
Q2. How do you control quality?
A: 1. We conduct thorough inspections of all raw materials to ensure they meet our high-quality standards.
2. Our meticulous installation procedures are designed to maintain excellence.
3. Every machine undergoes a minimum of 5 continuous hours of rigorous testing before dispatch to ensure peak performance.
Q3. What information must I provide to get the suitable machine?
1. Required air delivery capacity (expressed in CFM or m³/Min)
2. Desired working pressure (expressed in PSI, Bar, or Mpa)
3. Voltage and frequency specifications for your country (expressed in V/Hz)
4. Additional accessories needed (e.g., air tanks, filters, air dryers).
Provide these details, and we will design a custom solution precisely tailored to your exact requirements!
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: At Sanzhi (Henan) Compressor Co., Ltd., we proudly offer a remarkable selection of Sanzhi air compressors with an extensive range of voltage options. These are meticulously engineered to meet the diverse needs of varying regions. Our configurations come in 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p. We are steadfast in our commitment to providing tailored solutions. Our customization services are designed to ensure each product is crafted to align seamlessly with your specific operational needs. This dedication to customization enhances adaptability and efficiency, bestowing your enterprise with unmatched flexibility.
Q6. How long is the delivery time?
A: With our standard voltage specifications, we have refined our processes to deliver rapid order completion within an impressive 15 working days post-confirmation. For bespoke orders, our dedicated sales team collaborates with you to craft a precise timeline that is seamlessly aligned with your requirements, ensuring an exceptional delivery experience.
Q7. What's the payment term?
A: Our payment terms are crafted for simplicity and ease, ensuring a smooth transactional journey. We require an initial 30% T/T payment to commence the process, followed by a 40% T/T before shipment, with the final 30% T/T due upon receipt of the B/L copy. We transact in both USD and RMB currencies, offering flexibility and convenience to our valued clients.
Q8. How about your warranty?
A: We offer a robust warranty for your peace of mind, featuring a comprehensive one-year warranty on the full machine and an additional two-year warranty on the screw air compressor, excluding consumables. This extensive coverage provides unparalleled protection and reassurance for your investment.
Q9. What about the maintenance?
A: To optimize performance and extend the life of your equipment, we recommend initial maintenance after the first 500 hours of operation, followed by regular servicing every 2000 to 3000 hours, customized to your specific environment. This proactive strategy ensures durability and top-tier performance throughout years of exceptional service.
Q10. Can machines be run in high-temperature environment?
A: Certainly, our machines are crafted to excel in high-temperature conditions. They are built to perform reliably over a broad temperature spectrum from -20°C to 45°C (-4°F to 113°F), ensuring dependable operation even in the toughest environments.
Q11. Do you offer OEM service?
A: Indeed, we offer both OEM and ODM services, backed by our expert design team. We welcome custom orders and are dedicated to transforming your unique ideas into reality with precision and excellence, striving to exceed your expectations.
Q12. How long could your air compressor be used?
A: Our air compressors are engineered for exceptional longevity, typically exceeding a decade of reliable use. This ensures consistent and dependable performance, supporting your operations with unwavering reliability.
Q13. Will you provide some spare parts for the machines?
A: Absolutely, we are committed to providing continuing support by supplying essential spare parts for your machines, ensuring seamless operations and optimal performance.
Q14. How about your after-sales service?
74886683
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