Step boldly into the realm of unmatched excellence with the Sanzhi 250KW Energy-Efficient Water-Cooling Two-Stage Screw Air Compressor, a remarkable testament to German engineering brilliance. Brought to you by Sanzhi (Henan) Compressor Co., Ltd., a pioneering leader in China's compressor landscape, this innovation is crafted to revolutionize your operational dynamics. Embrace the future of performance with our cutting-edge Permanent Magnet Variable Frequency Two-Stage Screw Air Compressor, recognized for setting groundbreaking factory pricing standards. This masterful engineering feat, enhanced with state-of-the-art Centrifugal Fans, ensures extraordinary energy efficiency and substantial cost savings, redefining the economics of operation. Meticulously designed for stationary applications, this formidable powerhouse effortlessly meets the demanding challenges of industrial environments, setting new benchmarks in both performance and reliability. Experience an era of industrial prowess, where your operations ascend to unparalleled heights with the Sanzhi 250KW Compressor. Engineered for exceptional energy efficiency, remarkable cost savings, and unmatched reliability, this product elevates your operational capabilities through advanced technology and the superior craftsmanship of German engineering. Discover the future of industrial performance with a product that not only meets but exceeds the standards of industrial excellence, setting a new benchmark in the sector.
In-Depth Analysis: Embark on a captivating exploration of this cutting-edge system, particularly focusing on its sophisticated Frontside. Here, you will witness the seamless interplay of meticulously engineered components, each crafted to ensure unparalleled performance and unwavering reliability. This masterpiece of design truly embodies the pinnacle of engineering excellence, setting a new standard in the industry.
Revolutionary Working Principle: Welcome to a groundbreaking era of air compression innovation. This system, at the forefront of technological breakthroughs, combines extraordinary efficiency with industry-leading sustainability. It not only sets new benchmarks but also delivers unmatched performance, heralding a transformative era in air compression technology.
At the forefront of air compression innovation, our system represents the pinnacle of efficiency by ingeniously integrating the benefits of both single-stage and multi-stage designs. While similar in theoretical energy use, practical challenges such as transmission power losses, bearing friction, and cooling dynamics typically increase energy consumption. Our multi-stage systems are designed to adeptly reduce the compression ratio at every stage, leading to superior efficiency by significantly cutting down on energy usage compared to single-stage models. This sophisticated strategy not only enhances system performance but also drastically reduces energy excess, setting a groundbreaking benchmark in power efficiency.
Introducing the revolutionary 250kW Energy-Efficient Water Cooling Two-Stage Screw Air Compressor by Sanzhi (Henan) Compressor Co., Ltd. This exceptional breakthrough features an inventive dual rotary screw mechanism, where each stage comprises an active screw driving a passive one through a meticulously engineered external power transfer system. The initial stage boasts a low-pressure screw assembly optimized for peak performance, followed by a high-pressure screw assembly. Central to this intricate process are sealing air films surrounding each screw, directing compression through three essential phases: a smooth air intake, dynamic pressurization that elevates efficiency to unprecedented levels, and the final exhaust phase, completing the cycle with remarkable precision and excellence.
First Stage Compression: The initial phase of this two-stage screw air compressor exemplifies engineering brilliance. A carefully crafted low-pressure screw assembly initiates the process by channeling gas into the compression chamber through a precisely tuned suction valve. As the rotor spins at remarkable speeds, the gas undergoes preliminary compression, laying the groundwork for enhanced compression in the subsequent phase, paving the way for exceptional performance.
Second Stage Compression: During the transition to the second stage, the gas enters a meticulously designed, more compact screw space where pressure and temperature are expertly elevated. This sophisticated process culminates when the exhaust valve opens, allowing high-pressure gases to exit the system effortlessly. This concludes a sophisticated compression cycle characterized by unmatched efficiency and elegance.
The complex air compression journey begins as ambient air effortlessly passes through the air filter, mingling with a trace of lubricating oil within the compression chamber. This mixture undergoes initial compression to intermediate pressure, followed by substantial cooling through contact with oil mist within the cooling channel. The cooled gas then proceeds to the second-stage rotor, undergoing a second compression phase to achieve the target final exhaust pressure. This meticulously orchestrated cycle concludes as the compressed gas is elegantly released through the exhaust valve, marking the culmination of an exceptionally 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. epitomize the pinnacle of modern engineering brilliance and meticulous precision. Harnessing the unparalleled cooling capabilities of water, these compressors provide superior lubrication, significantly prolonging the lifespan of components prone to friction. The state-of-the-art circulating cooling water system meticulously purifies internal components while adeptly dissipating excess heat from both the cylinder and compressed gas. This innovative approach effectively lowers exhaust temperatures, reduces power consumption, and translates into substantial operational cost savings. To ensure these compressors consistently perform at peak levels, it is essential to routinely monitor and expertly address any potential scaling issues within the cooling system.
1) Unparalleled PM Motor Efficiency:Our state-of-the-art permanent magnet (PM) motor is a triumph of innovation, engineered with precision to deliver unwavering torque across a broad weak magnetic range. Boasting efficiency levels 20-30% higher than traditional motors, it excels even beyond rated frequencies, ensuring superlative performance under all conditions.
2) Maintenance-Free Motor Marvel:This groundbreaking permanent magnet motor features a unique bearing-free design, completely eliminating traditional motor bearing maintenance and replacement costs. This revolutionary design dramatically reduces maintenance expenses, providing users with an effortless and seamless experience.
3) Seamlessly Integrated Frequency Converter: Outfitted with China's premier frequency system, our compressor delivers an extensive range of precise speed regulation. The system adapts in real-time to fluctuating gas demands, ensuring peak energy efficiency and optimal operational performance.
4) Zero Transmission Loss: Featuring a direct shaft connection design, the compressor incorporates an embedded permanent magnet motor, culminating in an elegant and compact architecture. This intelligent design removes the need for couplings and other transmission components, achieving flawless 100% transmission efficiency.
5) Variable Frequency and Soft Start:Our advanced motor design is expertly engineered to mitigate impact on power grid equipment, effectively safeguarding electrical systems from potential harm and significantly prolonging the lifespan of the entire setup.
6) Outstanding Energy Reduction: With an impressive frequency conversion range of 25% to 100% (compared to the standard 50% to 100%), our system provides over 30% energy savings compared to fixed-speed compressors and approximately 5% more savings than typical variable frequency models, offering substantial benefits for systems with dynamic gas consumption needs.
7) Innovative Two-Stage Compression Air End:The two-stage compression screw machine is a marvel of engineering, seamlessly integrating first and second-stage compression rotors within a single casing. Each rotor is driven by separate gears to ensure optimal linear speed and unmatched compression efficiency.
8) Internal Spray Curtain Cooling Innovation: Our high-efficiency internal spray curtain cooling method delivers exceptional cooling performance, significantly reducing compressed air temperature. This results in near-isothermal compression, reduced pressure loss between stages, and a lower compression ratio, enhancing overall compression efficiency.
9) Minimized Internal Leakage:The two-stage compression system significantly reduces the compression ratio for each stage, effectively minimizing internal leakage between high and low-pressure ends, thereby boosting volumetric efficiency.
10) Whisper-Quiet Operation:The inherently reduced compression ratio in the two-stage system significantly diminishes noise levels, particularly during unloading operations, ensuring a quieter and more tranquil working environment.
11) Effortless Maintenance and Service:Despite the sophisticated design of the two-stage compression system, the remaining components and structures retain similarities to single-stage compressors, ensuring effortless maintenance and a user-friendly service experience.
12) Removable Door Panels:6aba6d4c
1. Unmatched Pricing Advantage: Extraordinary Value
Step into a realm where competitive pricing meets superior value! Our extraordinary ex-factory pricing empowers our partners to triumph over competition effortlessly while establishing a powerful and respected presence in their industry. This strategic advantage ensures a significant and enduring impact, making it easier than ever to leave a lasting legacy.
2. Effortless Direct Transactions: Pinnacle of Efficiency
Experience the epitome of efficient, direct transactions with our advanced manufacturing hub that delivers superior products straight to your hands. Our cost-effective solutions are crafted with precision to seamlessly align with your unique requirements, ensuring unparalleled accuracy and satisfaction throughout your journey with us.
3. Comprehensive OEM & ODM Solutions: Crafted for Excellence
Leverage our extensive manufacturing expertise and strategic management to offer unparalleled OEM/ODM services. These tailor-made solutions are expertly crafted to integrate with your unique requirements and corporate vision, ensuring precise execution and uncompromising excellence.
4. Personalized Customization Service: Tailored to Your Unique Needs
We excel in delivering bespoke solutions for non-standard export orders, offering customization across various parameters like voltage, power, and pressure. Engage with us for meticulously crafted solutions that cater precisely to your specific needs, guaranteeing precision and satisfaction.
5. Small Orders Welcomed: Experience Our Quality
Begin your journey with us through a small trial order and experience firsthand the superior quality and reliable performance our products promise. Your ultimate satisfaction is our steadfast goal, and we are unwaveringly committed to exceeding every expectation you hold.
6. Rapid Delivery: Ensure Seamless Operations
Take advantage of our rapid delivery services designed to guarantee smooth and seamless operations. With our premium products, your schedules are prioritized, ensuring they are consistently met with precision and dependability.
7. Full Authorization: Empower Your Business
Empower your business with our comprehensive authorization certifications. Our esteemed distributors are thoroughly equipped and authorized to advocate for the SANZHI brand with complete confidence and pride, elevating your business to new heights.
Successful Cases
Sanzhi (Henan) Compressor Co., Ltd stands as a beacon of innovation and excellence in air compression technology, distinguished by over a decade of unparalleled expertise. As true pioneers, we offer a diverse and cutting-edge product range, featuring advanced screw air compressors and innovative screw vacuum pumps. Our impressive portfolio not only covers conventional models but also includes sophisticated low-pressure screw air compressors, state-of-the-art permanent magnet frequency conversion units, and robust two-stage compression systems. Expertly manufactured, our screw air compressors redefine industry standards, optimized for laser cutting, and adaptable for single and double-tank mobility, as well as versatile electric and diesel mobile applications. Our inventive screw vacuum pumps are designed for precision and dependability, reinforcing our position as industry leaders.
Our exceptional manufacturing capabilities are driven by advanced assembly lines, delivering unmatched efficiency and productivity. Supported by a devoted team of over 50 skilled professionals, we continuously enhance our management systems, like ERP, significantly reducing lead times and ensuring the swift delivery of our outstanding products.
Our unwavering commitment to superior management is exemplified by our esteemed ISO9001 quality management system certification. By adhering to stringent quality standards and rigorous control measures, each machine undergoes thorough inspections, including material assessments, production evaluations, and meticulous pre-delivery checks. This guarantees that only machines of the highest quality reach our valued customers.
Our dedication to exceptional customer service begins with expert pre-sales consultations, guiding clients to select the perfect air equipment tailored to their specific needs. Our unparalleled customization capabilities allow us to adjust both appearance and configuration to individual preferences and offer OEM services for specialized dealer requirements. Our committed 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 provide premium, reliable products while fostering lasting customer relationships. By combining rapid delivery with superior product quality and competitive pricing, we position ourselves as your trusted partner for comprehensive compressed air solutions.
Nestled in Xinzheng City, Henan Province, China, our facility offers exceptional accessibility for our clients. We provide complimentary transportation from Xinzheng International Airport, merely 30 kilometers away, approximately an hour's drive. We warmly welcome you to tour 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 verified industry expertise.
Q2. How do you control quality?
A: 1. We meticulously inspect all raw materials to ensure they meet our high-quality standards.
2. Our assembly procedures are executed with precision to maintain exceptional excellence.
3. Each machine undergoes a minimum of five continuous hours of rigorous testing before dispatch, ensuring optimal 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 engineer a customized solution perfectly suited 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: At Sanzhi (Henan) Compressor Co., Ltd., we proudly present an unparalleled selection of voltage options, thoughtfully crafted to meet the unique requirements of diverse global markets. Our versatile configurations include: 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p. Our unwavering commitment to delivering custom solutions through our exclusive customization services ensures our products harmoniously integrate into your operational framework. This dedication results in unmatched adaptability and efficiency, elevating your business to the pinnacle of performance and reliability.
Q6. How long is the delivery time?
A: Distinguished by our standard voltage specifications, we excel in swift order processing, efficiently completing orders within an impressive 15 working days following confirmation. For custom orders, our proactive sales team works closely with you to develop a tailored timeline that aligns with your needs, facilitating a smooth and timely delivery process. Our meticulous attention to detail ensures your complete satisfaction.
Q7. What's the payment term?
A: We designed our payment terms with careful consideration for simplicity and ease. Production initiates with a 30% T/T upfront payment, proceeds with a 40% T/T before shipment, and concludes with the final 30% T/T payment upon receipt of the B/L copy. We accommodate transactions in both USD and RMB currencies, ensuring flexibility and convenience for our valued clients.
Q8. How about your warranty?
A: We provide a comprehensive one-year warranty encompassing the entire machine, enhanced by an additional two-year warranty dedicated to the screw air compressor (excluding consumable parts). This extensive protection offers unmatched peace of mind, safeguarding your investment with the highest level of assurance.
Q9. What about the maintenance?
A: To ensure peak performance and prolonged service life, we advise initiating maintenance after the initial 500 hours of operation. Subsequently, regular servicing every 2000-3000 hours is recommended, tailored to your specific working conditions. This routine maintenance is essential for preserving optimal durability and reliability.
Q10. Can machines be run in high-temperature environment?
A: Absolutely, our machines are engineered with robust resilience to excel in high-temperature environments. They operate seamlessly within a temperature range of -20°C to 45°C (-4°F to 113°F), guaranteeing consistent performance even under the most challenging conditions. Your operations will remain sturdy and efficient.
Q11. Do you offer OEM service?
A: Yes, we are delighted to offer both OEM and ODM services, backed by our expert design team. We enthusiastically welcome custom orders and are committed to transforming your unique ideas into reality with precision and excellence. Partner with us for unmatched customization.
Q12. How long could your air compressor be used?
A: Our air compressors are meticulously engineered for extraordinary longevity, typically delivering an impressive lifespan exceeding 10 years. This guarantees dependable and enduring performance, consistently supporting your operations over the long haul. Invest in our compressors for lasting reliability.
Q13. Will you provide some spare parts for the machines?
A: Certainly, we are steadfastly committed to providing ongoing support by supplying essential spare parts for your machines. This ensures seamless operations and minimizes downtime, allowing you to sustain optimal performance continuously.
Q14. How about your after-sales service?
A: We are fully dedicated to offering exceptional after-sales service. Our comprehensive offerings include thorough online guides for installation and commissioning, along with access to our expert engineers for training and installation assistance. Your satisfaction and success are our ultimate priorities, ensuring you receive unmatched support.
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