Unveil the extraordinary capabilities of the 200KW 272HP Screw-Compressor, a true masterpiece meticulously crafted by the esteemed Sanzhi (Henan) Compressor Co., Ltd., heralded as one of the foremost leaders in China's booming compressor landscape. Step into a realm of unparalleled factory pricing with our state-of-the-art Permanent Magnet Variable Frequency Two-Stage Screw Air Compressor. This engineering marvel is strengthened with top-tier Centrifugal Fans, guaranteeing unrivaled energy efficiency and exceptional energy conservation. Expertly designed for stationary applications, it serves as the ultimate power source, engineered to conquer the most demanding industrial environments, setting unprecedented standards in both performance and reliability.
Internal Structure Frontside
Internal Structure Backside
Working Principle
In the innovative world of air compression, achieving exceptional efficiency necessitates a profound grasp of the delicate balance between single-stage and multi-stage compression dynamics. While ideally, the energy requirements of single-stage units would equate to those found in multi-stage systems, real-world scenarios frequently demand *** due to unavoidable elements like transmission inefficiencies, bearing friction, and cooling effects from liquid viscosity. Through the artful reduction of compression ratios at each stage, multi-stage compression ascends as the pinnacle of efficiency, necessitating significantly less power than single-stage counterparts. This method not only enhances overall system efficacy but markedly reduces superfluous energy usage, setting a new benchmark in power optimization.
Introducing the groundbreaking two-stage screw air compressor, an engineering wonder that epitomizes modern design excellence. This sophisticated device integrates a state-of-the-art dual rotary screw mechanism, where each stage features an active screw driving a passive screw via a painstakingly designed external power transfer system. The first stage is outfitted with a highly advanced low-pressure screw assembly, crafted for optimal performance, while the second stage is equipped with a high-pressure screw configuration. Central to this process is the intricate presence of sealing air films surrounding each screw, navigating the compression journey through three crucial phases: the smooth intake of air, dynamic pressurization that elevates efficiency to extraordinary levels, and the concluding exhaust phase that completes this cycle with immaculate precision.
First stage compression: The commencement of the two-stage screw air compressor's operation showcases engineering ingenuity at its finest. An exceptionally advanced low-pressure screw assembly initiates the process, channeling gas into the compression chamber through a finely tuned suction valve. As the rotor spins with impressive velocity, the gas undergoes initial compression, setting a robust foundation for intensified compression in the subsequent stage.
Second stage compression: As the procedure progresses to the second stage, the gas transitions into a uniquely designed, more compact screw chamber, where pressures and temperatures are deliberately heightened to remarkable levels. The cycle reaches a pivotal point at the activation of the exhaust valve, enabling the high-pressure gases to exit the system, thus concluding the complex compression cycle with unmatched efficiency.
The intricate journey of air compression unfolds as ambient air effortlessly flows through the air filter, amalgamating with a touch of lubricating oil within the compression chamber. This blend undergoes initial compression to reach 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 to attain the desired final exhaust pressure. This meticulously orchestrated cycle reaches its apex as the compressed gas is gracefully expelled through the exhaust valve, signifying the fulfillment 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 unrivaled excellence of German engineering with our state-of-the-art centrifugal fan. This epitome of innovation and efficiency harnesses a high-speed rotating impeller to expertly fine-tune air velocity, ensuring precision in axial airflow into the impeller. This significantly boosts motor cooling efficiency beyond comparison with conventional air-cooled fans. Our advanced design rapidly reduces temperature, facilitating seamless compressor operation while extending the longevity of your compressor, proving to be an invaluable asset.
1) High efficiency of PM motor:Our groundbreaking permanent magnet (PM) motor is meticulously engineered to offer an impressive constant torque range and a broad weak magnetic range. This motor triumphs over conventional motors with an extraordinary 20-30% higher efficiency. Even beyond the rated frequency, the PM motor retains its exceptional efficiency, ensuring optimal performance in all operational scenarios.
2) Motor maintenance-free:Crafted with innovation at its core, the permanent magnet motor is designed without internal bearings, completely eliminating the usual costs associated with motor bearing maintenance and replacement. This revolutionary design choice leads to a dramatic reduction in overall maintenance expenses, saving you time and money.
3) Integrated frequency converter: Equipped with China's leading frequency system, our compressor offers extensive speed regulation with unmatched precision. The system intelligently adapts to real-time gas demands, ensuring outstanding energy savings and maximizing operational efficiency, setting a new standard in the industry.
4) No transmission loss: With a direct shaft connection structure, the compressor features an integrated permanent magnet motor, presenting a streamlined and compact design. This innovative setup eliminates the need for couplings and other transmission components, achieving flawless 100% transmission efficiency that traditional setups cannot match.
5) Variable frequency start and soft startThe motor's sophisticated design considerably reduces impact on power grid equipment, protecting electrical systems from potential harm while augmenting overall system longevity, ensuring reliable operation and peace of mind.
6) Reduced energy consumption: Boasting a frequency conversion range from an incredible 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, optimizing your operational costs.
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 singular casing. Each rotor is individually gear-driven to ensure optimal linear speed, achieving peak compression efficiency that elevates your system's 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 cutting-edge solution.
9) Reduced internal leakage:The two-stage compression system significantly lowers the compression ratio for each stage, minimizing internal leakage between high and low-pressure ends, thereby enhancing volumetric efficiency, maximizing throughput and reliability.
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 for enhanced workplace 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, reducing downtime and maintenance costs.
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, streamlining the upkeep process.
1. Unbeatable Pricing Advantage
We proudly offer our clients an irresistibly competitive edge with ex-factory pricing that stands second to none. This strategic advantage empowers our partners to consistently outpace their competitors and flourish in their respective market segments.
2. Seamless Direct Transactions
Our products are delivered straight from our advanced manufacturing facility, enabling us to provide solutions that are both cost-effective and highly efficient. Each product is custom-tailored to precisely match your distinct specifications and unique needs.
3. Extensive OEM & ODM Solutions
With our robust production capabilities and expert management team, we offer unparalleled OEM/ODM services. These are meticulously crafted to align perfectly with your specific requirements and business vision, ensuring a seamless integration into your operations.
4. Tailored Customization Service
Our commitment to excellence extends to meeting non-standard export orders through tailored customization. We offer specialized options in parameters such as voltage, power, and pressure. Reach out to discover personalized solutions designed exclusively for your unique needs.
5. Acceptance of Small Orders
We welcome you to initiate with a small trial order, allowing you to experience firsthand the extraordinary quality and performance that our products consistently deliver, setting new standards in the industry.
6. Swift Delivery
Benefit from the rapid delivery of our superior products, designed to meet your timelines efficiently. This ensures uninterrupted operations and seamless integration within your workflow.
7. Complete Authorization
We empower our esteemed distributors with comprehensive authorization certificates, enabling them to promote our prestigious SANZHI brand products confidently, backed by pride and assurance in their authenticity and quality.
Successful Cases
Sanzhi (Henan) Compressor Co., Ltd is not merely a company; it stands as a beacon of excellence in air compression, illuminated by over a decade of unmatched expertise. As pioneers within the industry, we present a wide array of cutting-edge products. From the complexities of screw air compressors to pioneering screw vacuum pumps, our collection is nothing short of phenomenal. Our offerings include both standard and low-pressure screw air compressors, alongside innovative permanent magnet frequency conversion units and robust two-stage compression models. We are setting new standards with screw air compressors crafted specifically for laser cutting applications. Our adaptability shines through in our single-tank and double-tank mobile screw compressors. Furthermore, our diverse range encompasses mobile screw compressors powered by both electricity and diesel, as well as revolutionary screw vacuum pumps, all meticulously engineered for precision and unwavering reliability.
Our manufacturing prowess is reinforced by state-of-the-art assembly lines, crucial for sustaining top-tier efficiency. Bolstered by a passionate and skilled team of over 50 experts, we continuously refine our management systems, like ERP, significantly reducing lead times to ensure the rapid delivery of our superior products.
Our factory's commitment to excellence in management is underscored by our prestigious ISO9001 quality management system certification. We adhere rigorously to stringent quality standards, employing meticulous control measures. Each machine undergoes exhaustive inspections, including material verification, production assessments, and extensive pre-shipment evaluations, ensuring only the most superior machines reach our valued clientele.
Our proficiency in customer service radiates from the beginning, with specialized pre-sales consultations available to guide clients in selecting the optimal air equipment tailored to their precise needs. Our unrivaled customization capabilities enable us to modify both appearance and configuration according to individual tastes, while providing OEM services to meet specific dealer demands. Our dedicated sales and service team ensures rapid and effective responses, delivering seamless after-sales support.
At Sanzhi (Henan) Compressor Co., Ltd, our unwavering mission is to deliver exceptional, dependable products while nurturing enduring customer relationships. We combine swift delivery with superior product quality and competitive pricing, reinforcing our role as your 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, situated a mere 30 kilometers away, approximately an hour's drive. We warmly invite you to experience our esteemed facility.
FAQ
Q1. Are you a trading company or manufacturer?
A: We are an experienced manufacturer specializing in screw air compressors, backed by over a decade of proven expertise in the field.
Q2. How do you control quality?
A: 1. We perform thorough inspections of all raw materials to ensure they meet superior quality standards.
2. Our installation procedures are executed with precision to uphold excellence.
3. Each machine is subjected to a minimum of 5 continuous hours of rigorous 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 design 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 (Henan) Compressor Co., Ltd. proudly offers a remarkable and versatile selection of voltage options tailored to meet the diverse demands of global regions. Our configurations include 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p. At Sanzhi, we are steadfast in our dedication to delivering bespoke solutions. Our exclusive customization services ensure that every product is meticulously crafted to align perfectly with your unique operational requirements. This unwavering commitment to customization provides exceptional adaptability and efficiency, empowering your enterprise with unmatched flexibility.
Q6. How long is the delivery time?
A: With standard voltage specifications, we excel in swift order processing, achieving an impressive completion within 15 working days after confirmation. For orders with specific requirements, our proactive and dedicated sales team will collaborate closely with you to develop a precise timeline that seamlessly fits your needs, ensuring a smooth and timely delivery experience that stands out.
Q7. What's the payment term?
A: Our payment terms are crafted with ease and simplicity, ensuring a seamless transactional experience. We request an initial 30% T/T payment to begin the process, followed by a 40% T/T before shipment, and the final 30% T/T upon receiving the B/L copy. Transactions in both USD and RMB currencies are accommodated, providing flexibility and convenience for our esteemed clients.
Q8. How about your warranty?
A: We confidently provide a comprehensive one-year warranty on the complete machine, along with a two-year warranty for the screw air compressor, excluding consumable parts. This extensive coverage delivers unmatched protection and reassurance, safeguarding your investment and granting you peace of mind with our trusted solutions.
Q9. What about the maintenance?
A: To ensure optimal performance and maintain the longevity of your equipment, we recommend initial maintenance after the first 500 hours of use, followed by regular servicing every 2000-3000 hours, tailored to your specific working environment. This proactive approach guarantees durability and reliability, keeping your equipment in peak condition for years of excellent service.
Q10. Can machines be run in high-temperature environment?
A: Absolutely, our machines are meticulously engineered to excel in high-temperature environments. They are designed to perform seamlessly across a broad temperature range of -20°C to 45°C (-4°F to 113°F), ensuring reliable functionality even under the most demanding conditions, providing peace of mind in challenging settings.
Q11. Do you offer OEM service?
A: Yes, we are pleased to offer both OEM and ODM services, supported by our highly skilled design team. We warmly welcome custom orders and are committed to turning your unique concepts into reality with precision and excellence. Your vision is our mission, and we strive to surpass your expectations in bringing it to life.
Q12. How long could your air compressor be used?
A: Our air compressors are expertly engineered for longevity, typically providing an extraordinary lifespan surpassing 10 years. This ensures reliable and enduring performance, supporting your operations with consistency and assurance over the decades.
Q13. Will you provide some spare parts for the machines?
A: Certainly, we are deeply committed to offering ongoing support by providing essential spare parts for your machines. This guarantees a seamless and uninterrupted operational experience, empowering you to maintain optimal performance at all times.
Q14. How about your after-sales service?
A: We are wholeheartedly devoted to delivering outstanding after-sales service. Our comprehensive offerings include detailed online guides for installation and commissioning, complemented by direct access to our expert engineers, available for training and installation assistance. Your satisfaction and success are our highest priorities, and we are here to ensure your journey with us is exceptional.
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