Prepare to be utterly amazed by the exceptional prowess of the 200KW 272HP Screw-Compressor, an extraordinary masterpiece painstakingly crafted by the renowned Sanzhi (Henan) Compressor Co., Ltd. As a trailblazer in China's vibrant compressor industry, Sanzhi proudly unveils a groundbreaking innovation: the Permanent Magnet Variable Frequency Two-Stage Screw Air Compressor. Immerse yourself in a realm of highly competitive factory pricing with this state-of-the-art wonder, featuring advanced Centrifugal Fans that usher in a new era of phenomenal energy efficiency and significant energy savings. This engineering marvel is precisely engineered for stationary applications, emerging as the ultimate powerhouse designed to meet and exceed the most rigorous industrial standards. It sets unparalleled benchmarks for performance and reliability, elevating the standard of industry excellence to extraordinary new heights.
Internal Structure Frontside
Internal Structure Backside
Working Principle
Embark on an extraordinary exploration into the forefront of air compression technology! Here lies the gateway to ultimate energy efficiency-a thrilling adventure that navigates through the intricate dynamics of both single-stage and multi-stage compression systems. While single-stage systems strive for efficiency akin to their multi-stage counterparts, they encounter challenges such as transmission losses, bearing friction, and cooling effects from liquid viscosity, which demand innovative solutions. By ingeniously minimizing the compression ratio at each stage, multi-stage compression emerges as the pinnacle of efficiency, wielding the power to consume substantially less energy than single-stage systems. This meticulously crafted approach not only elevates the system's overall performance but also dramatically reduces excessive energy consumption, setting a groundbreaking benchmark in power optimization and efficiency.
Introducing the revolutionary two-stage screw air compressor-a marvel in modern engineering artistry. This state-of-the-art apparatus boasts an innovative dual rotary screw design, with each stage featuring an active screw that drives a passive one through a precisely engineered external power transfer mechanism. The first stage is equipped with a pioneering low-pressure screw assembly, meticulously optimized for peak performance, while the second stage houses a high-pressure screw assembly. At the core of this operation are sealing air films enveloping each screw, orchestrating the compression through three pivotal phases: impeccable air intake, dynamic pressurization enhancing efficiency to unprecedented levels, and culminating in a flawlessly executed exhaust phase.
First Stage Compression: The initiation of the two-stage screw air compressor process is a marvel of engineering sophistication. It begins with an advanced low-pressure screw assembly that skillfully channels gas flow into the compression chamber via a meticulously calibrated suction valve. As the rotor spins with precision, the gas undergoes its initial compression, laying a robust foundation for the intensified compression that follows in the subsequent stage.
Second Stage Compression: As the gas transitions into the second stage, it enters a uniquely designed, more compact screw chamber. Here, pressures and temperatures are methodically heightened to exceptional levels, reaching the cycle's pinnacle when the exhaust valve is activated, allowing high-pressure gases to be discharged. This marks the completion of the intricate compression cycle, executed with exemplary efficiency and precision.
The sophisticated journey of air compression begins as ambient air flows seamlessly through the air filter, harmoniously blending with a trace of lubricating oil within the compression chamber. This mixture undergoes initial compression to an intermediate pressure, followed by significant cooling through interaction with oil mist in the cooling channel. The cooled gas then advances to the second-stage rotor, where it experiences a secondary compression phase to achieve the desired final exhaust pressure. This intricately synchronized cycle concludes as the compressed gas is elegantly expelled through the exhaust valve, signifying the completion 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. |
Immerse yourself in the pinnacle of German engineering with our cutting-edge centrifugal fan, an innovation that redefines airflow management. This engineering marvel features a high-speed rotating impeller that expertly modulates air velocity, ensuring impeccable axial airflow into the system. Such revolutionary advancements catapult motor cooling efficiency beyond the constraints of traditional air-cooled fans. Our superior design effectively reduces temperatures, ensuring uninterrupted and efficient compressor operations while significantly extending the compressor's lifespan, making it an invaluable addition to any operation.
1) High efficiency of PM motor:Our groundbreaking permanent magnet (PM) motor is expertly engineered to provide a remarkable constant torque range alongside an extensive weak magnetic range. Raising the bar for industry standards, it surpasses ordinary motors by delivering an impressive 20-30% boost in efficiency. Even when pushed beyond its rated frequency, the PM motor retains its exceptional efficiency, ensuring top-tier performance across various operational scenarios.
2) Motor maintenance-free:In a testament to innovation, our permanent magnet motor is skillfully crafted without internal bearings, completely eliminating the ongoing costs of motor bearing upkeep and replacement. This cutting-edge design reduces overall maintenance expenses significantly.
3) Integrated frequency converter: Harnessing China's premier frequency system, our compressor ensures comprehensive speed control with unmatched precision. The intelligent system adapts dynamically to real-time gas demands, fostering extraordinary energy savings and optimizing operational efficiency.
4) No transmission loss: Featuring a direct shaft connection design, the compressor flawlessly integrates a permanent magnet motor in a sleek, compact form. This state-of-the-art configuration eradicates the need for couplings and transmission components, achieving flawless 100% transmission efficiency.
5) Variable frequency start and soft startThe motor's advanced compositions significantly diminish the impact on power grid devices, protecting electrical systems from potential damage while enhancing overall system durability.
6) Reduced energy consumption: With an exceptional frequency conversion range from 25% to 100%, our system achieves over 30% energy savings compared to fixed-speed compressors. Additionally, it provides approximately 5% more energy savings than standard variable frequency compressors, delivering substantial benefits for systems with diverse gas requirements.
7) Unique two-stage compression air end:Our expertly designed two-stage compression screw machine features both first and second-stage compression rotors within a single housing. Each rotor operates via an independent gear drive, ensuring optimal linear speed and achieving maximum compression efficiency.
8) Internal spray curtain cooling method: Our highly efficient internal spray curtain cooling method offers superior cooling performance, significantly lowering compressed air temperatures. This results in near-isothermal compression, reduced pressure loss between stages, a decreased compression ratio, and improved overall compression efficiency.
9) Reduced internal leakage:The two-stage compression system effectively reduces the compression ratio for each stage, minimizing internal leakage between high and low-pressure ends, thereby enhancing volumetric efficiency.
10) Noise reduction:The lowered compression ratio within the two-stage system drastically reduces noise levels, particularly during unloading operations, ensuring a quieter, more serene working environment.
11) Easy maintenance and service:Despite its sophisticated two-stage compression design, the system's remaining components and structures closely resemble those of single-stage compressors, ensuring maintenance is straightforward and service is remarkably user-friendly.
12) Door Panels are Removable:Skillfully crafted with noise-reducing metal plates and lined with high-density sound-absorbing material, the unit complies with global noise standards. Its door panel is designed for effortless opening and removal, offering 270-degree comprehensive access, which greatly simplifies maintenance personnel's access and enhances overall service efficiency.
1. Unbeatable Pricing Advantage
Step into a realm of extraordinary financial efficiency with our avant-garde pricing strategy, meticulously crafted to confer unmatched ex-factory pricing benefits. This unique advantage not only elevates your standing in the marketplace but also fortifies your strategic capabilities essential for sustainable growth and market supremacy. Leverage our economically astute solutions to ensure enduring success and magnify your market presence.
2. Seamless Direct Transactions
Our state-of-the-art products are dispatched directly from our cutting-edge production facility, guaranteeing optimal cost efficiency and operational excellence. Each product is expertly engineered to tailor to your specific requirements, offering a level of customization that perfectly harmonizes with your distinct needs and aspirations.
3. Extensive OEM & ODM Solutions
Unveil the extensive potential of our formidable production capability and seasoned management team, delivering peerless OEM/ODM services. These bespoke solutions are meticulously crafted to resonate with your precise business objectives and strategic goals, ensuring seamless integration and synergy for your business success.
4. Tailored Customization Service
Our unwavering dedication to excellence is showcased through offering bespoke solutions for non-standard export requirements. We provide customized options in critical parameters such as voltage, power, and pressure, tailoring each solution to your exact specifications. Connect with us to discover how we can fulfill your exclusive needs.
5. Acceptance of Small Orders
We cordially invite you to commence with a small trial order, offering a prime opportunity to experience the unparalleled quality and performance of our products firsthand. Our offerings consistently surpass industry benchmarks, setting new standards of excellence and innovation.
6. Swift Delivery
Benefit from our expedited delivery service, providing exceptional products engineered to align seamlessly with your specific timeline requirements. This ensures the smooth progression of your operations and a flawless fit into your workflow, sustaining the momentum of your success.
7. Complete Authorization
We proudly bestow our esteemed distributors with comprehensive authorization certificates, empowering them to represent our distinguished SANZHI brand with confidence. This endorsement guarantees the authenticity and superior quality synonymous with our illustrious brand reputation.
Successful Cases
Welcome to Sanzhi (Henan) Compressor Co., Ltd, where our pioneering innovations in the air compression industry are celebrated worldwide. With over a decade of unparalleled expertise, we proudly stand as visionaries delivering a vast array of state-of-the-art products. Our extraordinary range boasts the finest in advanced screw air compressors and cutting-edge screw vacuum pumps, each a testament to our relentless pursuit of technological brilliance. Our collection spans standard to low-pressure screw air compressors, all enhanced by groundbreaking permanent magnet frequency conversion technology and robust two-stage compression systems. We set the industry benchmark with our specialized screw air compressors for laser cutting. Our versatility is evident with both single-tank and double-tank mobile screw compressors. Our extensive catalog includes electric and diesel-powered mobile screw compressors, and sophisticated screw vacuum pumps, all designed for exceptional reliability and unparalleled performance.
At the heart of our manufacturing prowess are our state-of-the-art assembly lines, ensuring peak efficiency and unmatched excellence. Supported by a team of more than 50 dedicated experts, we continuously refine our management systems, such as ERP, which significantly reduce lead times while ensuring the prompt delivery of our premium products.
Our factory's unwavering commitment to superior management is validated by our prestigious ISO9001 quality management system certification. We strictly adhere to rigorous quality standards, implementing meticulous control processes. Each machine undergoes a comprehensive inspection process, including material verification, production assessments, and thorough pre-shipment evaluations, ensuring only the highest quality machines reach our esteemed clients.
From the outset, our customer service expertise shines through, with pre-sales consultations that expertly guide clients in selecting the optimal air equipment tailored to their needs. Our unparalleled customization capabilities allow us to modify both appearance and configurations to meet individual preferences, providing OEM services to cater to specific dealer requirements. Our devoted sales and service team ensures rapid and effective responses, delivering seamless after-sales support to guarantee customer satisfaction.
At Sanzhi (Henan) Compressor Co., Ltd, our unwavering mission is to consistently deliver exceptional, reliable products while fostering enduring customer relationships. We seamlessly merge rapid delivery with outstanding product quality and competitive pricing, thereby reinforcing our reputation as the trusted partner for comprehensive compressed air solutions.
Conveniently located in Xinzheng City, Henan Province, China, our factory is designed to enhance client convenience. We offer complimentary transportation from Xinzheng International Airport, just a short 30-kilometer journey, approximately an hour's drive away. We extend a warm invitation for you to visit our distinguished facility.
FAQ
Q1. Are you a trading company or manufacturer?
A: We are an experienced manufacturer with over a decade of proven expertise, specializing in screw air compressors.
Q2. How do you control quality?
A: 1. We conduct rigorous inspections on all raw materials to ensure they meet our stringent high-quality standards.
2. Throughout the process, we employ meticulous installation procedures to maintain excellence.
3. Each machine is subjected to a minimum of 5 continuous hours of rigorous testing before dispatch, ensuring 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 engineer a custom solution meticulously tailored to your precise 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 present an impressive array of Sanzhi air compressors, thoughtfully engineered to accommodate a wide spectrum of regional voltage requirements. Our selection boasts finely-tuned configurations in 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p. We are fervently committed to crafting bespoke solutions through our exceptional customization services, ensuring each product aligns seamlessly with your operational needs. This dedication fosters adaptability and efficiency, granting your business unparalleled flexibility and performance.
Q6. How long is the delivery time?
A: Through our standardized voltage specifications, we have fine-tuned our processes to ensure swift order fulfillment, promising a remarkable delivery within 15 working days post-confirmation. For custom orders, our proactive sales team collaborates closely with you to establish a precise timeline, ensuring a delivery experience that exceeds your expectations while perfectly meeting your unique requirements.
Q7. What's the payment term?
A: Our payment terms are thoughtfully designed for simplicity and convenience, ensuring a seamless transactional process. We require a 30% T/T deposit to begin the process, followed by 40% T/T before shipment, and the final 30% T/T upon receipt of the B/L copy. Offering the flexibility of transacting in both USD and RMB currencies, we deliver ease and adaptability to our valued clients.
Q8. How about your warranty?
A: We provide an extensive and comprehensive warranty to assure your peace of mind, featuring a full one-year warranty on the entire machine and a two-year warranty on the screw air compressor, excluding consumables. This extensive coverage ensures unmatched protection and reassurance for your valuable investment, making us a trustworthy partner.
Q9. What about the maintenance?
A: To sustain peak performance and extend the lifespan of your equipment, we advise initial maintenance after the first 500 hours of use, with regular servicing intervals every 2000 to 3000 hours, contingent on your operational environment. This proactive maintenance regimen ensures durability and exceptional performance, promising years of reliable service.
Q10. Can machines be run in high-temperature environment?
A: Absolutely, our machines are expertly engineered for outstanding performance in high-temperature environments. They are designed to operate reliably across a wide temperature range from -20°C to 45°C (-4°F to 113°F), ensuring dependable functionality even under the most challenging conditions.
Q11. Do you offer OEM service?
A: Indeed, we offer comprehensive OEM and ODM services, powered by our talented design team. We enthusiastically welcome custom orders and are committed to transforming your unique concepts into reality with precision and excellence, continually striving to exceed your expectations.
Q12. How long could your air compressor be used?
A: Our air compressors are meticulously engineered for remarkable longevity, typically ensuring consistent performance for over a decade. This provides reliable support for your operations, backed by steadfast dependability and enduring quality.
Q13. Will you provide some spare parts for the machines?
A: Absolutely, we are profoundly committed to providing sustained support by supplying essential spare parts for your machines, ensuring uninterrupted operations and optimal performance.
Q14. How about your after-sales service?
A: Our after-sales service is unwaveringly dedicated to your satisfaction, providing responsive support and expert guidance to keep your equipment running seamlessly. With a focus on building lasting partnerships, we ensure your success is our priority.
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