Discover the wondrous potential of the 200KW 272HP Screw-Compressor, a masterfully crafted masterpiece by the renowned Sanzhi (Henan) Compressor Co., Ltd., a luminary in China's burgeoning compressor sector. Embark on a journey into the realm of competitive factory pricing with our state-of-the-art Permanent Magnet Variable Frequency Two-Stage Screw Air Compressor. This marvel of engineering is bolstered by advanced Centrifugal Fans, delivering unparalleled energy efficiency and exceptional energy conservation. Specifically tailored for stationary applications, it emerges as the quintessential power source, engineered to triumph over the most rigorous industrial challenges, establishing unparalleled benchmarks in both performance and reliability.
Internal Structure Frontside
Internal Structure Backside
Working Principle
In the cutting-edge realm of air compression, achieving unparalleled efficiency requires a profound understanding of the intricate synergy between single-stage and multi-stage compression systems. While in an ideal environment the energy demands of single-stage systems would align seamlessly with those of their multi-stage counterparts, the reality is that various factors-such as transmission losses, bearing friction, and cooling influences from liquid viscosity-often necessitate greater power. By skillfully minimizing the compression ratio at every stage, multi-stage compression represents the pinnacle of efficiency, necessitating considerably less power than single-stage systems. This approach not only enhances overall system functionality but also significantly reduces redundant energy consumption, setting a new benchmark in power optimization.
Introducing the groundbreaking two-stage screw air compressor, a true marvel of modern engineering brilliance. This sophisticated apparatus is outfitted with a state-of-the-art dual rotary screw mechanism, where each stage is characterized by an active screw energizing a passive screw through a precisely engineered external power transfer system. The first stage is highlighted by an advanced low-pressure screw assembly, designed for optimal performance, while the second stage is crafted with a high-pressure screw assembly. Central to this operation is the presence of sealing air films encompassing each screw, directing the compression voyage through three critical stages: the seamless intake of air, dynamic pressurization that elevates efficiency to unparalleled heights, and the concluding exhaust phase that completes the cycle with extraordinary precision.
First stage compression: The initiation of the two-stage screw air compressor's operation is a testament to engineering brilliance. A highly sophisticated low-pressure screw assembly spearheads the process with unmatched precision, directing gas into the compression chamber via a meticulously calibrated suction valve. As the rotor spins at an impressive speed, the gas undergoes initial compression, laying the foundation for enhanced compression in the subsequent stage.
Second stage compression: As the process advances to the second stage, the gas enters a uniquely designed, more compact screw chamber where pressures and temperatures are meticulously elevated to extraordinary levels. The cycle reaches a pivotal moment at the activation of the exhaust valve, allowing the high-pressure gases to exit the system, thereby concluding the intricate compression cycle with unmatched efficiency.
The intricate journey of air compression commences as ambient air effortlessly traverses through the air filter, seamlessly merging with a trace of lubricating oil within the compression chamber. This mixture undergoes initial compression to reach intermediate pressure, followed by substantial cooling through interaction with oil mist within the cooling channel. The cooled gas then advances to the second-stage rotor, where it undergoes a secondary compression phase to achieve the target final exhaust pressure. This meticulously orchestrated cycle reaches its zenith as the compressed gas is elegantly expelled through the exhaust valve, marking 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 unparalleled excellence of German engineering with our state-of-the-art centrifugal fan. As the epitome of innovation and efficiency, this fan features a high-speed rotating impeller that finely tunes air velocity for precision axial airflow into the impeller. Witness a remarkable boost in motor cooling efficiency, unmatched by traditional air-cooled fans. The advanced design rapidly reduces temperature, ensuring seamless and consistent compressor operation. By extending the longevity of your compressor, it becomes an invaluable asset for your operations.
1) High efficiency of PM motor:Our trailblazing permanent magnet (PM) motor is meticulously crafted to deliver an impressive constant torque range along with a wide weak magnetic range. It surpasses traditional motors with an extraordinary 20-30% increase in efficiency. Even beyond the rated frequency, the PM motor retains its exceptional efficiency, guaranteeing peak performance across diverse operational scenarios.
2) Motor maintenance-free:Innovation takes center stage with our permanent magnet motor, designed without internal bearings, thus eliminating the typical costs associated with motor bearing maintenance and replacement. This groundbreaking design choice significantly reduces overall maintenance expenses.
3) Integrated frequency converter: Equipped with China's premier frequency system, our compressor provides extensive speed regulation with unrivaled precision. It intelligently adapts to real-time gas demands, ensuring remarkable energy savings and maximizing operational efficiency.
4) No transmission loss: Featuring a direct shaft connection structure, the compressor's integrated permanent magnet motor offers a streamlined and compact design. This innovative setup 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 the impact on power grid equipment, safeguarding electrical systems from potential harm while enhancing overall system longevity.
6) Reduced energy consumption: With a frequency conversion range from a remarkable 25% to 100% (unlike the traditional 50% to 100%), our system yields over 30% energy savings compared to fixed-speed compressors. It offers approximately 5% more energy savings than standard variable frequency compressors, delivering substantial advantages for systems with fluctuating gas consumption.
7) Unique two-stage compression air end:Ingeniously designed, our two-stage compression screw machine integrates both first and second-stage compression rotors within a single casing. Each rotor is individually gear-driven to ensure optimal linear speed, achieving peak compression efficiency.
8) Internal spray curtain cooling method: Our high-efficiency internal spray curtain cooling method delivers superior cooling effects, drastically lowering compressed air temperatures. This culminates in nearly isothermal compression, reduced pressure loss between stages, a lower compression ratio, and enhanced overall compression efficiency.
9) Reduced internal leakage:The two-stage compression system notably reduces the compression ratio for each stage, minimizing internal leakage between high and low-pressure ends, thus enhancing volumetric efficiency.
10) Noise reduction:The reduced compression ratio in the two-stage system significantly lowers noise levels, especially during unloading operations, ensuring a quieter and more serene working environment.
11) Easy maintenance and service:Despite its cutting-edge two-stage compression design, our system's other components and structures remain analogous to single-stage compressors, making maintenance straightforward and service user-friendly.
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. The door panel can be effortlessly opened and detached, providing a 270-degree comprehensive access, greatly facilitating maintenance personnel's entry and enhancing service efficiency.
1. Unbeatable Pricing Advantage
We proudly provide our clients with a uniquely competitive advantage through our unmatched ex-factory pricing. This exceptional pricing strategy allows our partners to consistently surpass their competition and thrive in their respective market sectors, ensuring long-term success and growth.
2. Seamless Direct Transactions
Our products are dispatched directly from our state-of-the-art manufacturing facility, ensuring we deliver solutions that are both economically savvy and exceptionally efficient. Every product is meticulously customized to meet your specific specifications and distinctive needs, creating a perfect match for your business requirements.
3. Extensive OEM & ODM Solutions
With formidable production capabilities and an experienced management team, we offer exceptional OEM/ODM services, carefully designed to fit seamlessly with your unique requirements and business strategy. These services guarantee a flawless integration into your operations, reflecting your vision and goals.
4. Tailored Customization Service
Our dedication to excellence is evident in our ability to fulfill non-standard export orders with precision-tailored customization. We provide specialized options in key parameters such as voltage, power, and pressure. Connect with us to explore bespoke solutions crafted exclusively for your distinct needs.
5. Acceptance of Small Orders
We invite you to start with a small trial order, allowing you to witness the exceptional quality and remarkable performance our products consistently deliver. Experience the innovation that sets new industry benchmarks and elevates your operational standards.
6. Swift Delivery
Experience the swift delivery of our superior products, precisely designed to meet your scheduling demands with efficiency. This guarantees uninterrupted business operations and smooth integration into your workflow processes, enhancing productivity.
7. Complete Authorization
We provide our valued distributors with full authorization certificates, empowering them to confidently promote our distinguished SANZHI brand products. This assurance is backed by pride in their authenticity and superior quality, bolstering their market presence.
Successful Cases
Sanzhi (Henan) Compressor Co., Ltd is much more than a mere company; it stands as a beacon of air compression brilliance, forged through over a decade of unparalleled expertise. As pioneers in the industry, we present an expansive selection of state-of-the-art products. From complex screw air compressors to groundbreaking screw vacuum pumps, our inventory is extraordinary. Our offerings include standard and low-pressure screw air compressors, alongside revolutionary permanent magnet frequency conversion units and robust two-stage compression models. We set new standards with screw air compressors crafted specifically for laser cutting. Offering versatility, we provide both single-tank and double-tank mobile screw compressors. Our dynamic range also includes mobile screw compressors powered by both electricity and diesel, as well as innovative screw vacuum pumps, all engineered with precision and unwavering reliability.
Our manufacturing prowess is enhanced by cutting-edge assembly lines, essential for upholding superior efficiency. Supported by a passionate and proficient team of over 50 experts, we incessantly refine our management systems, such as ERP, which significantly streamline lead times and ensure the prompt delivery of our high-caliber products.
Our factory's commitment to exceptional management is underscored by our prestigious ISO9001 quality management system certification. We adhere rigorously to stringent quality standards, executing meticulous control measures. Each machine undergoes comprehensive inspections, including material verification, production assessments, and thorough pre-shipment evaluations, ensuring only the most exceptional machines reach our valued customers.
Our expertise in customer service shines from the very beginning, with expert pre-sales consultations available to assist clients in selecting the perfect air equipment tailored to their specific requirements. Our unmatched customization capabilities enable us to adapt both the appearance and configuration according to individual preferences, while offering OEM services to meet unique dealer specifications. Our dedicated sales and service team ensures swift and efficient responses, delivering seamless after-sales support.
At Sanzhi (Henan) Compressor Co., Ltd, our steadfast mission is to provide outstanding, dependable products while fostering enduring customer relationships. We combine rapid delivery with exceptional product quality and competitive pricing, solidifying our position as your reliable 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 invite you to explore our prestigious facility.
FAQ
Q1. Are you a trading company or manufacturer?
A: We are a seasoned manufacturer specializing in screw air compressors, with over a decade of proven expertise in the field.
Q2. How do you control quality?
A: 1. We conduct comprehensive inspections of all raw materials to guarantee their superior quality.
2. Our installation procedures are carried out meticulously to uphold excellence.
3. Each machine undergoes a minimum of 5 continuous hours of testing before dispatch to ensure optimal performance.
Q3. What information must I provide to get the suitable machine?
1. Required air delivery capacity (expressed in CFM or m^3/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 an impressive and versatile array of voltage options, strategically designed to cater to the diverse demands of various regions. Our configurations are available in 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p. At Sanzhi, we are unwavering in our dedication to delivering bespoke solutions. Our exclusive customization services ensure every product is meticulously crafted to align perfectly with your unique operational requirements. This commitment to customization offers exceptional adaptability and efficiency, empowering your enterprise with unparalleled flexibility.
Q6. How long is the delivery time?
A: With standard voltage specifications, we have perfected the art of swift order processing, completing it within an impressive 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 fits seamlessly with your needs, ensuring a smooth and timely delivery experience that is truly second to none.
Q7. What's the payment term?
A: Our payment terms are designed with ease and simplicity in mind, ensuring a seamless transactional experience. We request an initial 30% T/T payment upfront to kickstart the process, followed by a 40% T/T before shipment, and the final 30% T/T upon receiving the B/L copy. We accommodate transactions in both USD and RMB currencies, providing flexibility and convenience for our esteemed clients.
Q8. How about your warranty?
A: We confidently extend a comprehensive one-year warranty on the complete machine, along with an additional two-year warranty for the screw air compressor, excluding consumable parts. This extensive coverage provides unmatched protection and reassurance, safeguarding your investment and granting you peace of mind with our trustworthy solutions.
Q9. What about the maintenance?
A: To ensure optimal performance and maintain the longevity of your equipment, we recommend the initial maintenance after the first 500 hours of use. Thereafter, regular servicing every 2000-3000 hours is advised, 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, and 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 that surpasses 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?
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