Unveil the astounding capabilities of the 200KW 272HP Screw-Compressor, an exceptional creation meticulously engineered by the renowned Sanzhi (Henan) Compressor Co., Ltd., a distinguished leader in China's compressor industry. Experience the realm of competitive factory pricing with our groundbreaking Permanent Magnet Variable Frequency Two-Stage Screw Air Compressor. This engineering triumph is further enhanced with advanced Centrifugal Fan Technology, offering unmatched energy efficiency and significant energy savings. Specifically crafted for stationary applications, it stands as the ultimate powerhouse, ideal for the most demanding industrial environments, setting new standards in both performance and unwavering reliability.
Internal Structure Frontside
Internal Structure Backside
Working Principle
In the innovative arena of air compression, the key to unlocking unparalleled efficiency lies in mastering the delicate interplay between single-stage and multi-stage compression systems. Ideally, the energy consumption for single-stage operations should align seamlessly with that of sophisticated multi-stage systems. Yet, in practical scenarios, additional power is often necessitated due to inevitable factors such as transmission power losses, friction from bearings, and the cooling effects induced by liquid viscosity. By precisely minimizing the compression ratio at each stage, multi-stage compression emerges as the epitome of efficiency, requiring substantially less power than their single-stage counterparts. This not only elevates overall system proficiency but also dramatically curtails excess energy consumption, setting an extraordinary benchmark in power optimization and redefining the standards of efficiency.
Introducing the revolutionary two-stage screw air compressor, a marvel of cutting-edge engineering. Boasting a sophisticated dual rotary screw mechanism, this advanced device integrates each stage with an active screw driving a passive screw through a meticulously crafted external power transfer system. The first stage is expertly equipped with a low-pressure screw assembly, optimized for peak performance, while the second stage showcases a high-pressure screw assembly, designed for unparalleled efficiency. Integral to this process are the sealing air films encasing each screw, guiding the compression journey through three essential phases: the seamless intake of air, dynamic pressurization that elevates efficiency to unprecedented heights, and the culminating exhaust phase that completes the cycle with unmatched precision, cementing its place as a leader in modern engineering.
First stage compression: The initiation of the two-stage screw air compressor's operation exemplifies engineering excellence. A highly advanced low-pressure screw assembly takes the helm, expertly channeling gas into the compression chamber through a precisely engineered suction valve. As the rotor whirls at an impressive velocity, the gas undergoes initial compression, laying the groundwork for enhanced compression in the forthcoming phase. This initial stage is a testament to the meticulous design and superior functionality of the system.
Second stage compression: Transitioning to the second stage, the gas is ushered into a uniquely designed, more confined screw space, where pressures and temperatures are meticulously elevated to extraordinary levels. The process reaches a pivotal crescendo at the opening of the exhaust valve, allowing the high-pressure gases to exit the system, thus completing the sophisticated compression cycle with unmatched efficiency and precision, solidifying the system's status as a paragon of engineering prowess.
The sophisticated journey of air compression begins with ambient air smoothly coursing through the air filter, intertwining with a trace of lubricating oil within the compression chamber. This mixture undergoes initial compression to intermediate pressure, followed by substantial 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, achieving the desired final exhaust pressure. This meticulously orchestrated cycle culminates as the compressed gas is elegantly discharged through the exhaust valve, marking the completion of a comprehensive and efficient air compression process that stands as a testament to precision engineering and innovation.
| 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 unparalleled excellence of German engineering with our state-of-the-art centrifugal fan - a true epitome of innovation and efficiency. This revolutionary system harnesses the power of a high-speed rotating impeller to expertly fine-tune air velocity, ensuring precision in axial airflow into the impeller. The result? A significant boost in motor cooling efficiency, a feat unmatched by conventional air-cooled fans. Our advanced design guarantees swift reductions in temperature, facilitating seamless and consistent compressor operation, while simultaneously extending the longevity of your compressor, making it an invaluable asset.
1) High efficiency of PM motor:Our cutting-edge permanent magnet (PM) motor is meticulously engineered to deliver an impressive constant torque range along with a broad weak magnetic range. It surpasses standard motors by offering an extraordinary 20-30% higher efficiency. Even beyond the rated frequency, the PM motor retains its exceptional prowess, ensuring optimal performance across all operational scenarios.
2) Motor maintenance-free:Crafted with innovation at its core, our permanent magnet motor is ingeniously designed without internal bearings, effectively eliminating the usual costs associated with motor bearing maintenance and replacement. This groundbreaking design choice leads to a dramatic reduction in overall maintenance expenses, ensuring hassle-free operation.
3) Integrated frequency converter: Equipped with China's leading frequency system, our compressor offers extensive speed regulation with unparalleled precision. The system intelligently adapts to real-time gas demands, ensuring outstanding energy savings while maximizing operational efficiency for unmatched performance.
4) No transmission loss: With a direct shaft connection structure, this compressor features an integrated permanent magnet motor, resulting in a streamlined and compact design. This innovative setup eliminates the need for couplings and other transmission components, thereby achieving flawless 100% transmission efficiency and ensuring seamless power delivery.
5) Variable frequency start and soft startThe motor's sophisticated design significantly reduces impact on power grid equipment, thereby shielding electrical systems from potential harm while augmenting overall system longevity for prolonged and reliable service.
6) Reduced energy consumption: Boasting a frequency conversion range from a remarkable 25% to 100% (compared to the traditional 50% to 100%), our system achieves over 30% energy savings compared to fixed-speed compressors. It also offers approximately 5% more energy savings than standard variable frequency compressors, providing significant advantages for systems with fluctuating gas consumption and enhancing cost-efficiency.
7) Unique two-stage compression air end:Our brilliantly engineered two-stage compression screw machine design seamlessly integrates both first and second-stage compression rotors within a singular casing. Each rotor is individually gear-driven to ensure optimal linear speed, achieving peak compression efficiency and delivering superior performance.
8) Internal spray curtain cooling method: Our high-efficiency internal spray curtain cooling method offers superior cooling effects, significantly lowering compressed air temperatures. This results in nearly isothermal compression, reduced pressure loss between stages, a lower compression ratio, and enhanced overall compression efficiency, making it a standout feature.
9) Reduced internal leakage:The two-stage compression system significantly lowers the compression ratio for each stage, effectively minimizing internal leakage between high and low-pressure ends, thereby enhancing volumetric efficiency and ensuring optimal functionality.
10) Noise reduction:The reduced compression ratio in the two-stage system notably diminishes noise levels, especially during unloading operations, ensuring a quieter and more serene working environment that promotes comfort and productivity.
11) Easy maintenance and service:Despite its innovative two-stage compression design, our system's other components and structures remain analogous to single-stage compressors, making maintenance straightforward and service user-friendly, ensuring convenience for maintenance teams.
12) Door Panels are Removable:Crafted 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, providing a 270-degree comprehensive access, greatly facilitating maintenance personnel's entry and enhancing service efficiency, ensuring the utmost convenience.
1. Unbeatable Pricing Edge
We provide our clients with irresistibly competitive ex-factory pricing, ensuring an undeniable market advantage. This empowers them to consistently outpace their competitors and excel in their respective market segments.
2. Effortless Direct Transactions
Our products are shipped directly from our state-of-the-art manufacturing facility, allowing us to offer exceptional cost-effective and efficient solutions. These solutions are custom-tailored to precisely match your unique needs and specifications.
3. Comprehensive OEM & ODM Solutions
By leveraging our robust production capabilities and expert management, we provide exceptional OEM/ODM services meticulously crafted to perfectly align with your specific requirements and business visions.
4. Tailored Customization Services
We are committed to satisfying non-standard export orders by offering customization in parameters such as voltage, power, and pressure. Contact us to explore personalized solutions tailored to your unique needs.
5. Small Order Acceptance
We invite you to start with a small trial order to personally experience the exceptional quality and performance that our products consistently deliver.
6. Rapid Delivery
Enjoy the rapid delivery of our superior products, ensuring your timelines are met and your operations remain seamless, with no interruptions.
7. Full Authorization
We provide our esteemed distributors with comprehensive authorization certificates, empowering them to confidently promote our prestigious SANZHI brand products with pride and assurance.
Successful Cases
Sanzhi (Henan) Compressor Co., Ltd is a beacon of innovation in the air compression industry, boasting over a decade of exceptional experience. As pioneers, we offer an extensive selection of state-of-the-art products, including sophisticated screw air compressors and groundbreaking screw vacuum pumps. Our array encompasses both standard and low-pressure screw air compressors, along with cutting-edge permanent magnet frequency conversion models and robust two-stage compression units. We excel in providing specialized screw air compressors designed for laser cutting, as well as versatile single-tank and double-tank mobile screw solutions. Additionally, our portfolio features both electric and diesel mobile screw air compressors and pioneering screw vacuum pumps, all meticulously crafted to ensure precision and reliability.
Our manufacturing excellence is driven by cutting-edge assembly lines, vital for sustaining exceptional efficiency. Supported by a dynamic team of over 50 passionate and skilled professionals, we continually enhance our management systems, like ERP, to significantly shorten lead times and guarantee the swift delivery of our premium products.
Our factory's dedication to superior management is exemplified by our prestigious ISO9001 quality management system certification. We adhere to stringent quality standards, implementing meticulous control measures. Every machine undergoes comprehensive inspections, including material checks, production assessments, and detailed pre-delivery evaluations, ensuring only the finest machines reach our customers.
Our customer service prowess is evident from the outset, offering expert pre-sales consultations to assist clients in selecting the optimal air equipment tailored to their unique needs. Our unparalleled customization capabilities enable us to tailor both the appearance and configuration to individual preferences, while offering OEM services for distinct dealer specifications. Our dedicated sales and service team ensures prompt and effective responses, guaranteeing seamless after-sales support.
At Sanzhi (Henan) Compressor Co., Ltd, our steadfast mission is to deliver superior, reliable products while fostering enduring customer relationships. We combine rapid delivery with outstanding product quality and competitive pricing, establishing ourselves as your trusted partner for comprehensive compressed air solutions.
Strategically situated in Xinzheng City, Henan Province, China, our factory enhances client convenience. We provide complimentary transportation from Xinzheng International Airport, just 30 kilometers away, approximately an hour's drive. We warmly invite you to tour our distinguished facility.
FAQ
Q1. Are you a trading company or manufacturer?
A: We are a seasoned manufacturer specializing in screw air compressors, boasting over a decade of proven expertise in the industry.
Q2. How do you control quality?
A: 1. We conduct rigorous inspections on all raw materials to ensure superior quality.
2. Our installation procedures are meticulously executed to uphold excellence.
3. Every machine undergoes a minimum of 5 continuous hours of testing before dispatch to guarantee 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 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: Sanzhi air compressors proudly present a versatile array of voltage options, catering to diverse regional demands with configurations such as 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p. Our unwavering dedication to providing bespoke solutions is amplified by our exclusive customization services, ensuring each product perfectly aligns with your unique operational requirements, offering exceptional adaptability and efficiency for your enterprise.
Q6. How long is the delivery time?
A: With standard voltage specifications, we have mastered the art of swift order processing, completing it within an impressive 15 working days post-confirmation. For orders with specific requirements, our proactive sales team will collaborate with you to develop a precise timeline that harmonizes perfectly with your needs, ensuring a smooth and timely delivery experience.
Q7. What's the payment term?
A: Our payment terms are crafted for ease and simplicity. We request an initial 30% T/T payment upfront to commence the process, followed by a 40% T/T before shipment, and the final 30% T/T upon receiving the B/L copy. We accommodate both USD and RMB currencies, ensuring flexibility and ease for our esteemed clients.
Q8. How about your warranty?
A: We proudly extend a comprehensive one-year warranty on the complete machine, coupled with a two-year warranty for the screw air compressor, excluding consumable parts. This extensive coverage provides unmatched protection and assurance, safeguarding your investment with peace of mind.
Q9. What about the maintenance?
A: To optimize performance and ensure durability, we advise the initial maintenance after the first 500 hours of use. Thereafter, regular servicing every 2000-3000 hours, adapted to your specific working environment, is recommended to uphold durability and reliability, keeping your equipment in peak condition.
Q10. Can machines be run in high-temperature environment?
A: Absolutely, our robust machines are meticulously engineered to thrive in high-temperature settings. They perform seamlessly across a temperature spectrum of -20°C to 45°C (-4°F to 113°F), guaranteeing reliable functionality even under the most demanding conditions.
Q11. Do you offer OEM service?
A: Yes, we are delighted to offer both OEM and ODM services, supported by our highly skilled design team. We warmly invite custom orders and are committed to bringing your unique concepts to fruition, ensuring your vision is realized with precision and excellence.
Q12. How long could your air compressor be used?
A: Our air compressors are engineered for longevity, typically offering an extraordinary lifespan surpassing 10 years. This ensures reliable and enduring performance, supporting your operations with consistency and assurance over the years.
Q13. Will you provide some spare parts for the machines?
A: Certainly, we are committed to providing ongoing support by offering essential spare parts for your machines. This ensures a seamless and uninterrupted operational experience, enabling you to maintain optimal performance continuously.
Q14. How about your after-sales service?
A: We are devoted to delivering outstanding after-sales service. Our comprehensive offerings include detailed online guides for installation and commissioning, along with access to our expert engineers, who are available for training and installation assistance. Your satisfaction and success are our highest priorities.
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