Discover the ultimate in operational excellence with the Energy-Efficient 250KW Two-Stage Water Cooling Screw Air Compressor, brought to you by Sanzhi (Henan) Compressor Co., Ltd., a beacon of innovation in China's esteemed compressor industry. This engineering marvel, steeped in the high-precision craftsmanship of cutting-edge German technology, is poised to revolutionize your operational strategies. Embrace a new era of efficiency with our Permanent Magnet Variable Frequency Two-Stage Screw Air Compressor, a paradigm-shifter in factory pricing that harmoniously balances cost-efficiency with unparalleled performance, cementing its status as an indispensable asset to your business. Revel in the superior engineering of its advanced Centrifugal Fans, crafted to achieve remarkable energy efficiencies while significantly cutting down operational costs. Designed for robust applications, this powerful machine is engineered to meet and exceed the challenging demands of diverse industrial landscapes, offering unmatched performance, durability, and dependability. Step into the future of industrial compressors with confidence, as this product not only meets but exceeds expectations, enhancing productivity and promoting sustainability. Elevate your operations to unparalleled heights with Sanzhi's groundbreaking technology, where cutting-edge innovation seamlessly integrates with unwavering reliability.
In-Depth Analysis: Embark on an enlightening exploration of the intricate complexities of the Advanced Industrial Fan Two-Stage Water Cooling Screw Air Compressor System's internal design - Frontside. Delve into the brilliant engineering mastery at the heart of our visionary systems, where meticulous design and precision engineering converge to redefine industry standards. This exceptional innovation sets new benchmarks, expanding the horizons of possibility.
Revolutionary Working Principle: Step into a new realm of air compression technology defined by an innovative breakthrough that promises to transform industry standards. This pioneering advancement elevates performance to unprecedented levels, reshaping our understanding of air compression and establishing a new standard for excellence.
Explore the apex of air compression innovation where extraordinary efficiency is realized through the seamless blend of single-stage and multi-stage systems. While theoretical conditions advocate for energy equilibrium, real-world scenarios necessitate strategic adaptations to mitigate transmission losses, friction, and cooling effects. By finely adjusting the compression ratio at each stage, multi-stage systems achieve exceptional efficiency, significantly curtailing power consumption compared to single-stage models. This sophisticated approach not only enhances overall system performance but also dramatically reduces excess energy use, setting a groundbreaking standard in power optimization.
Introducing the revolutionary 250KW Energy-Efficient Water Cooling Two-Stage Screw Air Compressor by Sanzhi (Henan) Compressor Co., Ltd. This marvel of technology boasts a sophisticated dual rotary screw design, with each stage featuring an active screw driving a passive counterpart through a precisely engineered power transfer mechanism. The initial stage, with a low-pressure screw assembly, is optimized for peak efficiency, succeeded by a high-pressure screw assembly. Central to this superior mechanism are the sealing air films encasing each screw, guiding compression through three pivotal stages: smooth intake, dynamic pressurization achieving unparalleled efficiency, and a precise exhaust phase completing the cycle with unmatched accuracy.
First Stage Compression: This initial phase of the two-stage screw air compressor showcases exceptional engineering prowess. A finely tuned low-pressure screw assembly initiates the process, channeling gas into the compression chamber through an expertly designed suction valve. As the rotor spins at impressive speeds, the gas undergoes initial compression, setting the stage for enhanced compression in the next phase, thus priming the system for superior performance and efficiency.
Second Stage Compression: Progressing to the second stage, the gas is deftly guided into a uniquely compact screw space, where pressure and temperature are elevated to extraordinary levels. This phase culminates as the exhaust valve opens, releasing high-pressure gases, marking the conclusion of an intricate compression cycle distinguished by remarkable efficiency and sophistication.
The refined air compression journey begins as ambient air smoothly flows through the air filter, seamlessly merging with a trace of lubricating oil in the compression chamber. This mixture undergoes initial compression to reach intermediate pressure, followed by extensive cooling via interaction with oil mist in the cooling channel. The cooled gas then transitions to the second-stage rotor, experiencing secondary compression 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 completion of an exceptionally thorough 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. |
Experience the unparalleled precision and excellence that Sanzhi (Henan) Compressor Co., Ltd. brings to the forefront with our state-of-the-art water-cooled compressors. These are more than just machines; they are the embodiment of cutting-edge engineering innovation. By expertly combining groundbreaking technology with practical application, these compressors harness water's superior cooling abilities to enhance lubrication, thereby significantly prolonging the lifespan of the most wear-prone components. Utilizing revolutionary techniques, our compressors meticulously purify internal elements and manage heat dissipation from the cylinders and compressed air with unmatched efficiency. This results in a remarkable reduction in exhaust temperatures and a significant decrease in power consumption, translating to exceptional operational cost savings. To ensure sustained top performance and unwavering reliability, it is crucial to regularly monitor the cooling system and proactively address any potential scaling challenges.
1) High efficiency of PM motor:Discover the extraordinary capabilities of our innovative permanent magnet (PM) motor, designed with precision for exceptional performance. It provides a consistent torque range and an expansive weak magnetic spectrum, delivering an impressive 20-30% boost in efficiency over traditional motors. Notably, the PM motor maintains its superior efficiency beyond rated frequencies, ensuring peak performance under all conditions with unwavering reliability.
2) Motor maintenance-free:Introducing our state-of-the-art permanent magnet motor, which features a bearing-free design that eliminates the usual costs associated with motor bearing maintenance and replacement. This groundbreaking design approach significantly reduces overall maintenance expenses, ensuring a hassle-free operation.
3) Integrated frequency converter: Our compressor is equipped with China's leading frequency system, allowing extensive speed regulation with unmatched precision. This highly adaptive system adjusts seamlessly to real-time gas demands, ensuring optimal energy efficiency and exceptional operational performance across a wide range of applications.
4) No transmission loss: Experience the brilliance of our compressor's direct shaft connection design, integrated with a cutting-edge permanent magnet motor. This innovative approach eliminates the need for couplings and other transmission components, ensuring flawless 100% transmission efficiency and a compact, streamlined structure, maximizing reliability and operational effectiveness.
5) Variable frequency start and soft start:Our advanced motor design significantly reduces stress on power grid infrastructure, safeguarding electrical systems from potential damage and markedly extending their lifespan. This ensures a durable and reliable operation that preserves your infrastructure investments.
6) Reduced energy consumption: Our system features a remarkable frequency conversion range of 25% to 100%, surpassing the standard 50% to 100%. This results in over 30% energy savings compared to fixed-speed compressors and about 5% more than typical variable frequency models, providing substantial efficiency gains for systems with variable gas consumption needs.
7) Unique two-stage compression air end:Our expertly engineered two-stage compression screw machine integrates primary and secondary compression rotors within a single casing. Each rotor functions independently, driven by gears to ensure optimal linear speed and unparalleled compression efficiency, maximizing performance and productivity.
8) Internal spray curtain cooling method: Our high-efficiency internal spray curtain cooling method offers outstanding cooling effects, significantly reducing compressed air temperatures. This forward-thinking approach achieves near-isothermal compression, minimizing pressure loss between stages, reducing the compression ratio, and enhancing overall compression efficiency, paving the way for superior performance.
9) Reduced internal leakage:The two-stage compression system is ingeniously designed to minimize compression ratios for each stage, significantly reducing internal leakage between high and low-pressure ends, thereby enhancing volumetric efficiency and ensuring optimal performance.
10) Noise reduction:Our two-stage system's reduced compression ratio substantially lowers noise levels, particularly during unloading procedures, creating a quieter and more serene working environment, enhancing workplace comfort and productivity.
11) Easy maintenance and service:Despite its advanced two-stage compression design, the components and structures are comparable to those of single-stage compressors, ensuring straightforward maintenance and a user-friendly service experience, thus enhancing the ease of operation and reducing downtime.
12) Door Panels are Removable:Constructed with sound-dampening metal panels and lined with high-density sound-absorbing materials, the unit complies with international noise standards. The removable door panels offer expansive 270-degree access, significantly simplifying maintenance tasks and enhancing service efficiency.
1. Unparalleled Pricing Advantage
Step into a realm of unbeatable market dominance with our exceptionally competitive ex-factory pricing. This strategic edge empowers our esteemed clients to not only stand out but to consistently triumph over competitors, carving a path to remarkable success and industry leadership.
2. Effortless Direct Transactions
Embrace unmatched efficiency with products delivered straight from our cutting-edge manufacturing facility. Our cost-effective, strategically crafted solutions are meticulously tailored to meet your exact needs, ensuring perfect precision and satisfaction throughout your collaboration journey with us.
3. Comprehensive OEM & ODM Solutions
Harness our extensive production capabilities and expert management team for premium OEM/ODM services. These precisely engineered solutions are crafted to seamlessly integrate with your requirements and align perfectly with your business objectives, paving your way to success.
4. Customization Service Tailored for You
We specialize in customizing non-standard export orders through tailored solutions across vital parameters like voltage, power, and pressure. Engage with us to discover bespoke solutions designed to meet and exceed your unique demands.
5. Acceptance of Smaller Orders
Embark on your journey with us by placing a small trial order to witness firsthand the exceptional quality and performance that our products consistently deliver. Your complete satisfaction is our unwavering guarantee and promise.
6. Expedited Delivery Service
Take advantage of our rapid delivery services, ensuring smooth and seamless operations. Our outstanding products are perfectly complemented by timely delivery, consistently aligned with your schedule.
7. Comprehensive Authorization
Enhance your business prestige with our comprehensive range of authorization certificates. Our distinguished distributors are empowered to represent the SANZHI brand products with unparalleled confidence, promoting them with pride and absolute assurance.
Successful Cases
Sanzhi (Henan) Compressor Co., Ltd is a luminary in the air compression industry, showcasing over a decade of unparalleled prowess. Our relentless pursuit of technological innovation has led to a breathtaking collection of avant-garde products. This collection includes high-efficiency screw air compressors and pioneering screw vacuum pumps, setting unprecedented standards in the industry. Our comprehensive product suite boasts standard and low-pressure screw air compressors, trendsetting models with permanent magnet frequency conversion technology, and robust two-stage compression units. Each screw air compressor is designed with precision to not only meet but transcend industry demands, excelling in diverse applications like laser cutting and dynamic mobile solutions, including single-tank and double-tank configurations, both electric and diesel. Furthermore, our groundbreaking screw vacuum pumps redefine precision and dependability, cementing our prestigious status as industry leaders.
Our cutting-edge assembly lines exemplify manufacturing prowess, characterized by remarkable efficiency and production capabilities. Our operations are powered by a dedicated team of over 50 experienced professionals who constantly refine our management systems, focusing on ERP to ensure dramatically reduced lead times and prompt delivery of our exceptional products.
Our unwavering commitment to excellence in management practices is highlighted by our distinguished ISO9001 quality management system certification. We maintain the highest quality standards through stringent control protocols, guaranteeing that each machine undergoes a meticulous inspection process. This includes material assessments, production evaluations, and thorough pre-delivery inspections, ensuring only top-tier machinery is dispatched to our esteemed clients.
Our relentless dedication to superior customer service starts with expert pre-sales consultations, assisting clients in selecting the ideal air equipment tailored to their specific requirements. Our unrivaled customization capabilities enable us to modify both appearance and configuration according to personal preferences, providing OEM services to fulfill particular dealer needs. Our dedicated sales and service team ensures swift and effective responses, offering seamless and dependable after-sales support.
At Sanzhi (Henan) Compressor Co., Ltd, our mission is resolute: to deliver outstanding, reliable products while fostering lasting customer partnerships. By seamlessly integrating rapid delivery, superior product quality, and competitive pricing, we establish ourselves as your trusted partner for comprehensive compressed air solutions.
Strategically located in Xinzheng City, Henan Province, China, our factory offers unparalleled convenience to our clients. We provide complimentary transportation from Xinzheng International Airport, just 30 kilometers away, a mere hour's drive. We warmly welcome you to experience our prestigious facilities firsthand.
FAQ
Q1. Are you a trading company or manufacturer?
A: We are an experienced manufacturer with specialized expertise in screw air compressors, supported by over a decade of proven industry excellence.
Q2. How do you control quality?
A: 1. We perform comprehensive inspections on all raw materials to ensure unmatched quality.
2. Our meticulous assembly procedures uphold exceptional standards of excellence.
3. Every machine undergoes a rigorous minimum of five consecutive hours of testing prior to dispatch to certify its peak performance and reliability.
Q3. What information must I provide to get the suitable machine?
1. Required air delivery capacity (in CFM or m³/Min)
2. Desired working pressure (in PSI, Bar, or Mpa)
3. Voltage and frequency specifications for your country (in V/Hz)
4. Additional accessories needed (e.g., air tanks, filters, air dryers).
Provide these details, and we will craft a bespoke solution perfectly aligned with 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 for the air compressor?
A: At Sanzhi (Henan) Compressor Co., Ltd., we proudly offer a wide range of voltage configurations, each meticulously crafted to suit the unique preferences of our esteemed clients across diverse regions. Dive into our versatile options: 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p. Our commitment to providing bespoke solutions is unparalleled, with exceptional customization services that ensure a seamless fit for your operational needs. This dedication guarantees extraordinary adaptability and performance excellence, empowering your enterprise with unwavering reliability and unparalleled efficiency.
Q6. How long is the delivery time?
A: For standard voltage specifications, our streamlined order processing system ensures completion within an impressive 15 working days post order confirmation. For custom requests, our proactive sales team collaborates closely with you to develop a timeline precisely attuned to your specific requirements, ensuring impeccable and timely delivery. Our meticulous approach not only promises your satisfaction but also nurtures a partnership built on trust, consistently surpassing expectations.
Q7. What's the payment term?
A: Our payment terms are expertly designed for ease and convenience. Production kicks off with a 30% T/T upfront payment, followed by a 40% T/T before shipment, and wraps up with a final 30% T/T upon receiving the B/L copy. We accept payments in both USD and RMB, offering flexibility and simplicity for our valued clients, ensuring a smooth and efficient transaction process.
Q8. How about your warranty?
A: Our warranty offerings are meticulously crafted to provide unmatched security and peace of mind. Enjoy a comprehensive one-year warranty on the entire machine, in addition to a two-year warranty specifically for the screw air compressor, excluding consumable parts. This extensive coverage offers unparalleled protection, empowering you to safeguard your investment with utmost confidence, allowing you to focus on your operations without concern.
Q9. What about the maintenance?
A: To maintain peak performance and extend the operational life of your machinery, maintenance is recommended after the first 500 hours of usage. Subsequently, regular service every 2000-3000 hours is advisable, tailored to your specific working environment. This routine maintenance is crucial for sustaining exceptional durability and reliability, ensuring your investment continues to deliver outstanding performance year after year.
Q10. Can machines be run in a high-temperature environment?
A: Absolutely, our durable machines are meticulously engineered to perform superbly in high-temperature environments, functioning effortlessly within a temperature range of -20°C to 45°C (-4°F to 113°F). This guarantees reliable performance even under the most demanding conditions, ensuring your operations remain robust and productive, securing consistent success and efficiency.
Q11. Do you offer OEM service?
A: Indeed, we are thrilled to extend both OEM and ODM services, supported by our skilled design team. We enthusiastically welcome custom orders and are committed to transforming your unique visions into reality, ensuring your concepts are executed with precision and excellence. Partner with us for unparalleled customization and innovation as we strive to bring your ideas to fruition.
Q12. How long could your air compressor be used?
A: Our air compressors are ingeniously designed for exceptional durability, typically boasting an impressive lifespan exceeding 10 years. This ensures consistent and enduring performance, reliably supporting your operations. Choose our compressors to enjoy lasting reliability and peace of mind, knowing your selection will provide ongoing benefits and efficiency.
Q13. Will you provide some spare parts for the machines?
A: Absolutely, we are committed to offering ongoing support by providing essential spare parts for your machines. This ensures uninterrupted operations, allowing you to maintain peak performance while effectively minimizing downtime. Our dedication to your success is evident in our comprehensive support and exceptional customer service.
Q14. How about your after-sales service?
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