Embark on a journey into the realm of unmatched excellence with the Sanzhi 250KW Energy-Efficient Water-Cooling Two-Stage Screw Air Compressor, an exquisite representation of German engineering mastery. As a luminary in China's compressor industry, Sanzhi (Henan) Compressor Co., Ltd. proudly unveils this revolutionary breakthrough. Transform your industrial landscape with our state-of-the-art Permanent Magnet Variable Frequency Two-Stage Screw Air Compressor, renowned for setting groundbreaking factory pricing benchmarks. This engineering masterpiece, fitted with cutting-edge Centrifugal Fans, promises remarkable energy efficiency and significant cost savings, fundamentally reshaping operational economics. Designed with meticulous precision for stationary applications, this formidable powerhouse seamlessly fulfills the stringent needs of industrial settings, setting new standards in both performance and reliability. Step into a new era of industrial excellence where your operations ascend to extraordinary heights. The Sanzhi 250KW Compressor is engineered to deliver exceptional energy efficiency, substantial cost savings, and unparalleled reliability. Elevate your operational capabilities with a design that integrates advanced technology and German engineering brilliance. Discover the future of industrial performance with a product that not only meets but surpasses the expectations of industrial prowess, establishing a new benchmark for excellence in the sector.
In-Depth Analysis: Dive deep into the heart of this advanced system, focusing intently on the Frontside. Discover how each component is intricately integrated to ensure unparalleled performance and steadfast reliability.
Revolutionary Working Principle: Welcome a new era in air compression where cutting-edge innovation meets supreme efficiency, reshaping industry standards while committing to sustainability and unmatched performance.
Leading in air compression technology, our system showcases peak efficiency through the harmonious integration of single-stage and multi-stage configurations. While theoretically both systems consume similar energy, real-world factors like transmission power losses, bearing friction, and cooling dynamics often increase energy demand. Our multi-stage systems excel by skillfully minimizing the compression ratio at each stage, achieving outstanding efficiency and dramatically reducing energy consumption compared to single-stage alternatives. This refined technique not only enhances system performance but significantly lowers energy use, setting a new benchmark in power efficiency.
Introducing the groundbreaking 250kw Energy-Efficient Water Cooling Two-Stage Screw Air Compressor by Sanzhi (Henan) Compressor Co., Ltd. This marvel of technology features an advanced dual rotary screw mechanism, each stage boasting a dynamic active screw propelling a passive one through a meticulously crafted external power transfer system. The initial stage is equipped with a low-pressure screw assembly fine-tuned for optimal performance, while the ensuing stage contains a high-pressure screw assembly. Central to this intricate process are sealing air films encasing each screw, guiding compression through three vital phases: seamless air intake, dynamic pressurization achieving unprecedented efficiency, and the final exhaust phase, concluding the cycle with unmatched precision and excellence.
First Stage Compression: The commencement of the two-stage screw air compressor embodies engineering prowess. An intricately detailed low-pressure screw assembly initiates the process, channeling gas into the compression chamber via a precisely calibrated suction valve. As the rotor spins at remarkable speeds, the gas undergoes initial compression, laying the groundwork for further enhancement in the next phase, setting the stage for exceptional performance.
Second Stage Compression: As gas progresses into the second stage, it enters a rigorously engineered, more compact screw space where both pressure and temperature are meticulously heightened. This process culminates when the exhaust valve opens, allowing high-pressure gases to effortlessly exit the system, completing a sophisticated compression cycle defined by unmatched efficiency and refinement.
The sophisticated air compression journey begins as ambient air effortlessly passes through the air filter, blending with a hint of lubricating oil within the compression chamber. This mixture undergoes initial compression to intermediate pressure, followed by significant cooling as it interacts with oil mist in the cooling channel. The cooled gas then advances to the second-stage rotor, undergoing a secondary compression phase to achieve the desired final exhaust pressure. This meticulously orchestrated cycle concludes as the compressed gas is elegantly expelled through the exhaust valve, marking the conclusion of an extraordinarily comprehensive and 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. |
The water-cooled compressors from Sanzhi (Henan) Compressor Co., Ltd. stand as a stunning exemplar of cutting-edge engineering, embodying the pinnacle of precision craftsmanship. These compressors harness the extraordinary cooling potential of water to ensure superior lubrication, significantly extending the lifespan of components vulnerable to wear and friction. The advanced circulating cooling water system meticulously purifies internal mechanisms while effectively dissipating surplus heat from both the cylinder and the compressed gas. This state-of-the-art system not only dramatically curtails exhaust temperatures but also slashes power consumption, yielding remarkable operational cost efficiency. For sustained peak performance, it's crucial to vigilantly monitor and address any potential scaling concerns within the cooling system promptly and effectively.
1) High efficiency of PM motor:Our state-of-the-art permanent magnet (PM) motor stands as a marvel of modern engineering, meticulously crafted to deliver outstanding constant torque across an extensive weak magnetic spectrum. This motor achieves an astounding 20-30% increase in efficiency compared to traditional motors. Even when operating at frequencies beyond the rated limits, the PM motor sustains its superior efficiency, ensuring peak performance under all operational circumstances.
2) Motor maintenance-free:This groundbreaking permanent magnet motor features a trailblazing bearing-free design, effectively eliminating the typical expenses associated with motor bearing upkeep and replacement. This avant-garde design significantly slashes overall maintenance costs, guaranteeing a seamless and hassle-free operational experience.
3) Integrated frequency converter: Equipped with China's premier frequency system, our compressor offers a broad spectrum of speed regulation with unrivaled precision. The system deftly adjusts in real-time to align with gas demands, ensuring maximum energy efficiency and peak operational performance.
4) No transmission loss: With a direct shaft connection design, the compressor seamlessly integrates an embedded permanent magnet motor for a sleek and compact architecture. This intelligent design eliminates the necessity for couplings and other transmission components, thereby achieving an impeccable 100% transmission efficiency.
5) Variable frequency start and soft start:Our advanced motor design is expertly engineered to mitigate the impact on power grid equipment, providing effective protection to electrical systems from potential damage and considerably prolonging the lifespan of the entire system.
6) Reduced energy consumption: Boasting an impressive frequency conversion range of 25% to 100%, in contrast to the conventional 50% to 100%, our system delivers over 30% energy savings compared to fixed-speed compressors and approximately 5% more savings than standard variable frequency compressors, offering substantial benefits for scenarios with variable gas consumption needs.
7) Unique two-stage compression air end:The two-stage compression screw machine epitomizes engineering excellence, adeptly integrating first and second-stage compression rotors within a singular casing. Each rotor is driven by distinct gears to ensure optimal linear speed and unparalleled compression efficiency.
8) Internal spray curtain cooling method: Our exceptionally efficient internal spray curtain cooling method provides outstanding cooling effects, markedly reducing the temperature of compressed air. This results in virtually isothermal compression, diminished pressure loss between stages, and a reduced compression ratio, enhancing overall compression efficiency.
9) Reduced internal leakage:The two-stage compression system significantly curtails the compression ratio for each stage, minimizing internal leakage between high and low-pressure ends, thereby augmenting volumetric efficiency.
10) Noise reduction:The reduced compression ratio inherent in the two-stage system significantly diminishes noise levels, especially during unloading operations, ensuring a quieter and more serene working environment.
11) Easy maintenance and service:Despite the sophisticated design of the two-stage compression system, the remaining components and structures maintain similarities with single-stage compressors, ensuring straightforward maintenance and a user-friendly service experience.
12) Door Panels are Removable:Engineered with superior noise-dampening metal plates and meticulously lined with top-tier high-density sound-absorbing materials, this sophisticated unit is designed to comply with stringent international noise standards. The innovative door panel opens with ease and can be entirely removed, offering an impressive 270-degree extensive access. This thoughtful design dramatically simplifies the tasks of maintenance personnel, enhancing their ability to perform routine checks and repairs with unparalleled efficiency while ensuring uninterrupted and seamless operational flow.
1. Unbeatable Pricing Edge: Exceptional Value
Revolutionize your market influence with our astonishingly competitive ex-factory pricing. This singular advantage empowers our clients to not only outperform competitors but also carve out a significant position in their industry landscapes, leaving an indelible impact.
2. Seamless Direct Transactions: Efficiency at Its Best
Experience unparalleled efficiency and direct dealings as our products are dispatched directly from our cutting-edge manufacturing facility. Our economically astute solutions are intricately engineered to align with your specifications, ensuring precision and ultimate satisfaction at every juncture.
3. Extensive OEM & ODM Solutions: Tailored for Excellence
Harness our extensive production expertise and adept management to deliver outstanding OEM/ODM services. These solutions are devised to integrate seamlessly with your exact needs and strategic business objectives, ensuring your vision is executed with precision and excellence.
4. Tailored Customization Service: Unique to Your Needs
Specializing in non-standard export orders, we offer bespoke customization across parameters like voltage, power, and pressure. Reach out to us for personalized solutions crafted to precisely meet your distinct requirements, ensuring tailor-made precision.
5. Acceptance of Small Orders: Discover Our Quality
Initiate with a small trial order to experience the exceptional quality and reliable performance our products guarantee. Your satisfaction is our ultimate pledge, and we are dedicated to exceeding your expectations.
6. Swift Delivery: Keep Operations Uninterrupted
Benefit from our rapid delivery services, meticulously crafted to maintain seamless and uninterrupted operations. With our premium products, your schedules are prioritized and consistently adhered to with precision.
7. Complete Authorization: Empower Your Enterprise
Fortify your enterprise with our comprehensive authorization certificates. Our esteemed distributors are fully equipped and empowered to market the prestigious SANZHI brand products with unwavering confidence and pride.
Successful Cases
Sanzhi (Henan) Compressor Co., Ltd is a beacon of excellence in the realm of air compression technology, drawing upon more than a decade of unparalleled industry mastery. As pioneers leading the charge in innovation, we offer a vast selection of advanced products, such as cutting-edge screw air compressors and revolutionary screw vacuum pumps. Our diverse lineup showcases not just standard models, but also groundbreaking low-pressure screw air compressors, state-of-the-art permanent magnet frequency conversion units, and robust two-stage compression systems. Our screw air compressors set new standards in the industry, engineered with precision for laser cutting, adaptable for single and double-tank mobile use, as well as versatile electric and diesel mobile applications. Our revolutionary screw vacuum pumps are crafted with meticulous attention to precision and reliability, solidifying our reputation as industry leaders.
Our manufacturing strength is powered by advanced assembly lines, achieving unparalleled efficiency and effectiveness. With a committed team of over 50 skilled professionals, we continually enhance our management systems, including ERP, significantly reducing lead times and ensuring the swift delivery of our exceptional products.
Our unwavering commitment to superior management is highlighted by our esteemed ISO9001 quality management system certification. By maintaining rigorous quality standards and implementing stringent control measures, each machine undergoes comprehensive inspections, including material evaluations, production assessments, and meticulous pre-delivery checks. This ensures that only the highest quality machines reach our valued customers.
Our dedication to outstanding customer service begins with expert pre-sales consultations, guiding clients to select the perfect air equipment tailored to their unique needs. Our unmatched customization capabilities allow us to tailor both appearance and configuration to individual preferences and provide OEM services for specific dealer requirements. Our attentive sales and service team ensures prompt and effective responses, providing seamless and efficient post-sales support.
At Sanzhi (Henan) Compressor Co., Ltd, our unwavering mission is to deliver superior, reliable products while cultivating enduring customer relationships. By combining rapid delivery with exceptional product quality and competitive pricing, we position ourselves as your trusted partner for comprehensive compressed air solutions.
Located in the heart of Xinzheng City, Henan Province, China, our facility provides unmatched accessibility for our clients. We offer complimentary transportation from Xinzheng International Airport, conveniently situated just 30 kilometers away, merely an hour's drive. We warmly invite you to visit our distinguished facility.
FAQ
Q1. Are you a trading company or manufacturer?
A: We are an experienced manufacturer, specializing in screw air compressors, with over a decade of demonstrated industry expertise.
Q2. How do you control quality?
A: 1. We conduct meticulous inspections of all raw materials to ensure they meet our exceptional quality standards.
2. Our assembly processes are executed with precision, maintaining unmatched excellence.
3. Every machine undergoes a minimum of five continuous hours of rigorous testing prior to dispatch, guaranteeing peak performance and reliability.
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 bespoke solution precisely tailored to your 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 are thrilled to present a captivating array of voltage options, each meticulously designed with precision to address the distinctive requirements of diverse global regions. Choose from our adaptable configurations: 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p. Our unwavering commitment to crafting bespoke solutions through our exclusive customization services ensures our products seamlessly integrate with your operational framework. This steadfast dedication culminates in unmatched adaptability and efficiency, empowering your enterprise with the zenith of performance and reliability.
Q6. How long is the delivery time?
A: With standard voltage specifications, we distinguish ourselves with our swift order processing, achieving completion within a remarkable 15 working days following order confirmation. For custom orders, our proactive sales team will work closely with you to craft a timeline that aligns perfectly with your requirements, ensuring a seamless and punctual delivery process. Our meticulous attention to detail guarantees your utmost satisfaction.
Q7. What's the payment term?
A: Our payment terms are thoughtfully designed to offer simplicity and convenience. We initiate production with a 30% T/T upfront payment, then proceed with a 40% T/T prior to shipment, concluding with the final 30% T/T payment upon receipt of the B/L copy. We facilitate transactions in both USD and RMB currencies, offering flexibility and ease for our valued clients.
Q8. How about your warranty?
A: We provide an extensive one-year warranty on the entire machine, complemented by an additional two-year warranty specifically for the screw air compressor, excluding consumable parts. This comprehensive coverage offers unmatched protection and peace of mind, safeguarding your investment with premier assurance.
Q9. What about the maintenance?
A: To ensure peak performance and longevity, we recommend initiating maintenance after the initial 500 hours of use. Following this, regular servicing every 2000-3000 hours is advised, tailored to your specific working conditions. This routine maintenance is essential for sustaining optimal durability and reliability.
Q10. Can machines be run in high-temperature environment?
A: Absolutely, our robust machines are expertly engineered to thrive in high-temperature environments. They operate seamlessly within a temperature range of -20°C to 45°C (-4°F to 113°F), ensuring consistent functionality even under the most demanding conditions. Your operations will remain resilient and efficient.
Q11. Do you offer OEM service?
A: Yes, we proudly offer both OEM and ODM services, supported by our expert design team. We warmly welcome custom orders and are committed to actualizing your unique ideas with precision and excellence. Partner with us for unparalleled customization.
Q12. How long could your air compressor be used?
A: Our air compressors are intricately engineered for longevity, typically offering an extraordinary lifespan exceeding 10 years. This guarantees reliable and enduring performance, consistently supporting your operations for the long term. Invest in our compressors for lasting dependability.
Q13. Will you provide some spare parts for the machines?
A: Certainly, we are dedicated to providing ongoing support by supplying essential spare parts for your machines. This ensures seamless operations and reduces downtime, enabling you to maintain optimal performance continuously.
Q14. How about your after-sales service?
A: We are wholeheartedly committed to delivering exceptional after-sales service. Our comprehensive offerings include detailed online guides for installation and commissioning, along with access to our expert engineers for training and installation assistance. Your satisfaction and success are our top priorities, ensuring you receive unparalleled support.
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