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Roof Fan Dwt-I Type FRP Axial Flow Proof Fan/Corrosion Proof Fan/Factory Roof Fan/Roof Ventilation Fan/Exhaust Heat From The Building Fan/Roof Extraction Fan1
Ventilation EquipmentRestaurant Roof FanHotels Roof Fan
Zibo Hengding Fan Co., Ltd.
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Product Description DWT-I axial-flow roof fanOverviewDWT-I axial-flow roof fan, whose blades are similar to ZD axial flow fan, adopts a wide blade, large chord space twist, and inclined blade shape, which can reach the required air volume and pressure during low-speed operation, thus reducing the fan noise.1.2. The fan is divided into 17 fan numbers of 300 - 2400mm according to the impeller diameter, the series air volume is 1500-22000m3/h, the total pressure is 60-320Pa, and the fan blades with the fan number greater than or equal to 12 can be made into adjustable blade angles to meet the needs of different working conditions and achieve energy saving and noise reduction.1.3. The fan can be made into an explosion-proof type according to the needs of different environments, which is applicable to non-corrosive places containing flammable and explosive gases, and the anti-corrosion type can be applicable to the environment containing corrosive gases.1.4. In order to meet the needs of performance adjustment at different operating points, a two-speed motor can be used to realize two-speed speed regulation and a variable frequency motor and variable frequency controller can also be used to realize step-less speed regulation. It is recommended to lock the regulation, frequency at 25Hz~50Hz.1.5. The fan can be equipped with a manual or electric control valve, self-hanging shutter, etc. according to the user's needs.2, Working conditionsWorking temperature: - 20~+40 oC;Humidity: less than 90%;Media conditions:Conventional type: non-corrosive, non-flammable, and explosive gas (dust content does not exceed 100mg/m3).Explosion-proof type: non-corrosive containing flammable and explosive gas (dust content, not exceeding 100mg/m3).Anti-corrosion type: corrosive gas (without any dust).Working power supply: three-phase, 380V/50Hz.3. ApplicationIt is suitable for ventilation in warehouses, industrial and mining plants, power stations, stations, gymnasiums, and other medium-low pressure and high-flow places.4. Configuration1. The diameter of the axial flow roof fan is from 300-2400mm, and there are 17 types of machine numbers. The centrifugal roof fan has nine types of machine numbers from 300-1000mm. Fans with other unit numbers can also be provided according to user needs;2. Refer to the general assembly drawing for the fan structure of various models, which is composed of an impeller, air duct, hood, transmission parts, loose-leaf damper, anti-bird net, safety net, and other parts; (The above configuration is made according to user requirements)3. Fan drive mode: DWT-1 fan with a diameter<2200mm adopts direct motor drive, and fans with a diameter above 2200mm adopt belt drive mode, or reducer drive mode can be adopted according to customer requirements. There are three types of loose-leaf damper: gravity type, electric type, and manual type.4. Roof wind has a wide range of applications and a large number. According to the needs of the user, the structure is complex. Our factory can develop and improve the shape and structure according to the different technical requirements of users.5. Processing technology5.1. Fan impeller: the cross is made of steel, which is pressed, blanking, and hydroformed. The blade is made of aluminum alloy, which is pressed and hydroformed. The blade is riveted and assembled with the cross. The impeller has been calibrated by static and dynamic balance, and the balance accuracy is not greater than G5.6.5.2. The outer cylinder flange is made by integral flangeS and spinning, and the hood is made of glass fiber-reinforced plastic.5.3. The explosion-proof and anti-corrosion fan casing is made of glass fiber-reinforced plastic. Product Parameters 6, Performance Parameters of DWT-I Axial Flow Roof Fan 6.1. DWT-I axial flow roof fan (fixed angle) performance parameter tableNUMBER(rpm)(m3/h)(Pa)(kW)dB(A)328503300300026001812062320.376614501650156014506266720.0656428507450635053001932302500.756914505700540045801761841900.55679603820286018808086920.2560514508000700056001351621910.55689607000670064001131221310.37637206000500041008892960.2558614501500014000130002322512671.573960110001000091001681831931.1677208500800076001111271360.556279601750015000125001652012121.569720120001100092001411631770.756356093008500720083941020.555989602700025000230001752072282.272 (rpm)(m3/h)(Pa)(kW)dB(A)87202000018000160001291541671.566 56015750145001225078961210.756399603450029000240002022362563.076 (rpm)(m3/h)(Pa)(kW)dB(A)328503300300026001812062320.376614501650156014506266720.0656428507450635053001932302500.756914505700540045801761841900.55679603820286018808086920.2560514508000700056001351621910.55689607000670064001131221310.37637206000500041008892960.2558614501500014000130002322512671.573960110001000091001681831931.1677208500800076001111271360.556279601750015000125001652012121.569720120001100092001411631770.756356093008500720083941020.555989602700025000230001752072282.272 pm)(m3/h)(Pa)(kW)dB(A)87202000018000160001291541671.566 56015750145001225078961210.756399603450029000240002022362563.076 Detailed Photos Certifications Packaging & Shipping1) The equipment is equipped with a number of signs such as a product nameplate, rotation direction sign, wind direction sign, grounding sign, lifting sign, safety warnings, and so on.2) Product nameplate mainly includes the contents of the equipment: main technical parameters (flow, pressure, motor power, Revolutions Per Minute), product number, manufacturing date, and so on, which is convenient for users to check at any time3) Small equipment adopts the type of export wood packaging and large equipment, and the steel frame transports large cargo transportation.4) All equipment is waterproof and rainproof. Company Profile Zibo Hengding Fan Co., Ltd. Is located in Industrial Park, Beijiao Town, Zhoucun District, Zibo City, Shandong Province, China. The company covers an area of 12,000 square meters and a construction area of 8,000 square meters. The company has total assets of 27 million RMB and 186 employees, 46 engineers, and technicians. It has passed ISO9001 quality management system certification and maintained long-term technical cooperation relationships with many colleges and universities, such as Xi'an Jiaotong University, Tianjin Nankai University, etc. Now, it has developed into a modern ventilation equipment manufacturing enterprise with first-class testing and producing equipment, high-quality and excellent production molds, strong scientific research and development strength, a strict quality management system, and gradually perfected development. The company has 15 years of production experience, with an annual output of 5,000 sets of ventilators Our Advantages Strict quality standards, precision machining, and other spare parts and design maintain product stability, strictly select product parts suppliers, and perfect after-sales service system to allow customers to enjoy a new experienceOur company has introduced the latest research results of the Chinese Academy of Sciences, C4-II ternary flow wing twisted blades, which have high aerodynamic efficiency.The surface of the ventilator impeller blade is sprayed with advanced super-resistant (CN) metal material to form a wear-resistant, anti-corrosion protection layer on the surface of the blade. The wear resistance of the blade surface is 10 to 50 times higher than that of the ordinary carbon steel material, thereby greatly prolonging the service life of the blade. Quality assurance measures:In long-term production management, our company has formed a set of standardized process control measures and control points, which can provide users with high-quality products in all directions. Our company has a good reputation and is an enterprise that users can trust.Our company has obtained the IS09001 certification from the International Organization for Standardization (see Enterprise Qualification Materials for details). We strictly standardize the operation process and control points of product manufacturing After Sales Service When the equipment of the buyer is installed, our company is responsible for on-site installation guidance, personnel training and commissioning of test-drive, The separately purchased fan accessories can be used for telephone connection guidance and debuggingOur company guarantees that the structural safety, aerodynamic performance, running noise, and appearance, quality of the supplied ventilators can be checked and accepted by relevant departments.The quality assurance period for the supplied ventilator equipment, except for special provisions, is 18 months from the final acceptance of the ventilator. FAQ Q. What information should I provide when inquiring?A: Fan name/model, KW, Air pressure, Flow rate Air Volume, and temperatureQ. What is your warranty?A. Our warranty is 18 months after receiving the fans. During the warranty period, replace the damaged parts free of charge. Out warranty period, to provide timely, high-quality technical services and price concessions spare parts to ensure.continuous safe and high-quality equipment operation.Q. How does your factory control product quality?A. We have a quality inspection department. All fans are running more than 3 hours before delivery to test the quality. If there is a quality problem, we will produce a new one.Q. What are your terms of payment?A. TT 40% AS THE ADVANCE PAYMENT AND TT 60% AFTER INSPECTION BEFORE SHIPPING.B. 100% IRREVOCABLE L/C AT STGHT.Q. What products do you produce?A. Centrifugal fan, tunnel fan, axial fan, jet fan, mining fan, exhaust fan,anti-corrosion blower, high-pressure blower, explosion proof fan, fan accessories, etc, welcome to contact us to learn more details.Q. Where is your factory? Can I visit your factory?A. Zibo Hengding Fan Co., Ltd. Is located in Industrial Park, Beijiao Town, Zhoucun District, Zibo City, Shandong Province, China.Q. How long will it take to ship after the order?A. 10-15 Days if you need it urgently, we can discuss it for a short time.Q. Is the product customizable?A. Various types can be customizable.https://hengdingfan.en.made-in-china.com/contact-info.html
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