Introducing the NEWIN NWN Series: A Closed Type Cooling Tower for Advanced Cooling Needs
Presenting the Nwn Series: A Full Stainless Steel Closed Type Cooling Tower for Exceptional Evaporative Fluid Cooling Solutions
Product Description
NWN Series - The Epitome of Cooling Efficiency
Experience unparalleled cooling performance with our NWN series counter flow closed type cooling tower. Expertly crafted for superior efficiency, this tower features a pioneering closed loop system that operates effortlessly in dry mode without the necessity for spray water during the chilly winter months. This innovative design allows it to seamlessly take over from chillers during colder periods, delivering an impressive reduction in energy usage and cutting operational costs significantly.
Operation Excellence: Elevate your cooling processes with our system's high-efficiency serpentine heat exchanger, circulating the fluid medium that requires cooling. The state-of-the-art external spray system ensures the coil's surface remains perpetually moist, significantly enhancing cooling effectiveness. This guarantees that once cooled, the medium efficiently transfers heat through the partition heat exchanger via spray water heat exchange, achieving peak thermal performance.
Features
- Experience the pinnacle of thermal efficiency with our pure coil cooling system, meticulously engineered to handle high-temperature water with ease, ensuring an exceptional heat exchange process that is second to none.
- Immerse yourself in the benefits of our closed-loop system, featuring a pristine medium that's remarkably resistant to scaling, all while championing energy and water conservation at its finest.
- Discover the brilliance of our compact structure, artfully designed for economic space utilization, facilitating seamless shipping and hassle-free installation, maximizing your operational efficiency.
COOLING TOWER PARTS
1. Axial Flow Fan
Our cooling tower showcases a specially crafted aluminum alloy axial flow fan with a forward-type blade structure, offering minimal wind resistance, maximum air volume, and whisper-quiet performance. This high-efficiency fan ensures uniform airflow, significantly reducing energy consumption. The fan motor is protected with IP55, Insulation: F class, and offers customization options of Two-speed, VFD, or anti-explosion motors for ultimate flexibility.
2. EVD PVC Drift Eliminator
Achieve unparalleled heat transfer efficiency with our drift eliminator, expertly designed to extract airborne water droplets with precision. With minimal wind resistance and a remarkable 99.99% capture rate, optimal performance is guaranteed, ensuring maximum efficiency.
3. Uniform Water Distribution
Revolutionize your cooling tower's performance with our strategically designed Three-splashed-Nozzles, offering even water distribution even at low pressure. Its large caliber and innovative three-splash design resist clogging, enhance spray coverage, and provide continuous, effective spraying for superior cooling.
4. Stainless Steel Heat Exchange Coil
Our stainless steel heat exchange coil, with its serpentine bending tube and robust framework, promises exceptional thermal performance. It ensures full spray water contact for efficient heat exchange and cooling. Lightweight, corrosion-resistant, and recyclable, this coil embodies modern engineering excellence.
5. EVL Inlet Grille
Explore our 3D stereo 45-degree ventilation channel that significantly enhances product rigidity and offers exceptional resistance to wind loads, ensuring stability and strength.
Delight in the reduced noise levels and effective algae growth prevention, ensuring a quiet and clean operating environment.
Built to last with superb anti-corrosion, anti-ultraviolet properties, demanding no maintenance, ensuring long-term reliability and performance.
6. Heavy-duty Construction
Our structure boasts a Z700 galvanized steel frame and shell, delivering superior corrosion resistance. For extreme conditions, opt for SUS314/316 or NWN-Armour coated steel, ensuring unmatched protection, durability, and long-lasting performance.
Options
· Vibration Cut-off Switch for enhanced safety and operational consistency.
· Experience an enhanced environment with our advanced noise reduction upgrade, promoting a quieter operation.
· Maintain peak performance with our sophisticated electronic descaler, keeping your system in optimal condition.
· Opt for advanced water treatment equipment to ensure pristine conditions, enhancing your system's longevity and efficiency.
· Defy the cold with our cutting-edge anti-freeze automatic heating system, ensuring uninterrupted operation in colder climates.
NWN-Armour Corrosion Resistant Technology
Corrosion Resistant Design
Our galvanized steel panel is protected by the revolutionary NWN-Armour anti-corrosion coating. This innovative design offers stainless steel-level corrosion resistance at a fraction of the cost, significantly boosting durability, lifespan, and performance.
Product Parameters

Design Conditions
Immerse yourself in optimal cooling efficiency with our High Frequency Power Cooling Tower, boasting a robust water capacity of 150m3/H. Engineered for precision, it ensures seamless temperature transitions, with an entrance temperature of t1= 37ºC and a leaving temperature of t2= 32ºC.
Experience the perfect balance of environmental harmony with our cooling tower, crafted to perform under demanding conditions. It operates efficiently at a wet bulb temperature of tWB= 28ºC and a dry bulb temperature of tDB= 31.5ºC, all under an atmospheric pressure of P0= 9.94 x 104 Pa.
NWN |
Dimension (mm) |
Weight (kg) |
Model |
L |
W |
H |
Dry |
Wet |
NWN-60-Z7-S |
1800 |
900 |
2580 |
650 |
1050 |
NWN-90-Z7-S |
1800 |
900 |
2680 |
700 |
1100 |
NWN-120-Z7-S |
2300 |
1100 |
2520 |
850 |
1600 |
NWN-180-Z7-S |
2850 |
1100 |
2570 |
1100 |
2000 |
NWN-230-Z7-S |
2850 |
1100 |
2780 |
1150 |
2100 |
NWN-290-Z7-S |
2850 |
1100 |
2780 |
1250 |
2200 |
NWN-350-Z7-S |
2850 |
1200 |
2940 |
1400 |
2500 |
NWN-450-Z7-S |
4600 |
1450 |
3140 |
2700 |
3800 |
NWN-600-Z7-S |
4600 |
1450 |
3140 |
2900 |
4100 |
NWN-750-Z7-S |
4650 |
1750 |
3610 |
3400 |
5200 |
NWN-850-Z7-S |
4650 |
2250 |
3740 |
3800 |
6200 |
NWN-1000-Z7-S |
4650 |
2250 |
3910 |
4000 |
6500 |
NWN-1150-Z7-S |
6200 |
2250 |
4020 |
4800 |
8500 |
NWN-1300-Z7-S |
6200 |
2250 |
4020 |
5000 |
8800 |
NWN-1450-Z7-S |
6250 |
2500 |
4280 |
5400 |
9700 |
NWN-1750-Z7-S |
6250 |
3000 |
4380 |
6100 |
11200 |
Reference Projects
The groundbreaking NEWIN NWN series closed type cooling tower is the epitome of innovation, serving as a highly versatile solution that has garnered extensive recognition across a multitude of sectors. Its diverse applications extend impressively across the Eco-Industry, New Energy Industry, Chemical Industry, and various test centers, highlighting its extraordinary adaptability. Moreover, this exceptional cooling tower excels remarkably in specialized environments such as boiler and furnace cooling, demonstrating its unmatched efficiency and reliability in a wide range of demanding industrial settings.
NEWIN Manufacturing Base

NEWIN FACTORY: Where Precision Meets Unparalleled Quality
Nestled in the vibrant city of Huizhou, Guangdong, our state-of-the-art manufacturing base spans an impressive 10,000 square meters. This expansive facility stands as a beacon of our unwavering commitment to innovation, cutting-edge machinery, and superior craftsmanship.
ISO CERTIFICATION: The Benchmark for Standards and Quality Assurance
Proudly certified with ISO9001:2015 for Quality Management Systems and ISO14001:2015 for Environmental Management Systems, these accolades reinforce our steadfast dedication to exceptional quality and eco-friendly practices.
WORKSHOPS: The Confluence of Expertise and Cutting-Edge Innovation
Welding Workshop: Precision at its Finest, Craftsmanship in Every Seam
Filler Thermoforming Workshop: Excellence in Molding, Pioneering the Future
Sheet Metal Processing Workshop: Forging Unyielding Strength and Reliability
Cooling Tower Assembly Workshop: Assembling Efficiency into Performance
TESTING: Guaranteeing Peerless Quality and Unrivaled Performance
Independent Testing LAB: Rigorous Evaluations for Superior Outcomes
NEWIN COOLING TOWERS: Crafted for Perfection and Performance
·
NWN/ NWF/ NCFN: Innovatively Crafted Closed Type Cooling Tower Series Closed Type Cooling Tower Series: Designed for Optimal Thermal Efficiency
·
NSH/ NST: Cutting-Edge Open Type Cooling Tower Series Open Type Cooling Tower Series: Unmatched Performance and Reliability
·
NTG: Industrial Type Cooling Towers for the Most Demanding Conditions Industrial Type Cooling Tower Series: Robust Solutions for Industrial Needs
·
NECN/NECH: Trailblazing Evaporative Condensers for Today's Applications Evaporative Condenser: Maximum Efficiency with No Compromise
·
NWFL: Cutting-Edge Dry Air Cooler for All-Weather Reliability Dry Air Cooler: Advanced Technology for Dependable Cooling Solutions
NEWIN is your trusted partner, offering an extensive array of cooling tower accessories designed to meet maintenance and replacement needs for virtually any size and style of cooling tower. Contact us today to customize accessories that align perfectly with your specifications.
CONTAIN: A Comprehensive Spectrum of Essential Components
· Fan drive system (fan/ fan stack/reducer/motor/shaft etc.): Precision-engineered for Peak Performance
· Water distribution (nozzles/ drift eliminator etc.): Even Flow for Effective Distribution
· Heat exchange (PVC infills/ cooling coil etc.): Premium Materials for Enhanced Transfer Efficiency
· Other accessories (air inlet louver/ valve etc.): High-Quality Components for Seamless Operations
Packaging & Shipping
Open Type Cooling Towers Shipment: Experience a seamless and sophisticated journey with our extraordinary Open Type Cooling Towers, meticulously designed to redefine excellence in air conditioning solutions. Each unit is a masterpiece of precision and craftsmanship, ensuring that when it reaches you, it meets the pinnacle of transport standards. This not only guarantees the preservation of its unparalleled quality but also prepares it to elevate your cooling solutions to unprecedented heights, delivering exceptional performance every step of the way.
Closed Type Cooling Towers Shipment: Discover a world of safety and reliability with our Closed Type Cooling Towers, transcending beyond mere products to embody a steadfast promise. Originating from our cutting-edge, state-of-the-art facilities, these formidable and expertly crafted cooling solutions are transported with utmost security. Upon arrival at your chosen destination, they stand ready to deliver a stellar performance, fully equipped to exceed all your cooling expectations with finesse and assurance.
Technical Strength& Standards

Certifications

