Productos de Hangzhou Dunli Electric Appliances Co., Ltd.

Duct fan

Detailed Product Description duct fan: 1.high quality,low price,long life. 2.excellent service. 3.made by professional technology. 4.CE,CCC,RoHs duct fan: A ducted fan is a propulsion arrangement whereby a fan, which is a type of propeller, is mounted within a cylindrical shroud or duct. The duct reduces losses in thrust from the tip vortices of the fan, and varying the cross-section of the duct allows the designer to advantageously affect the velocity and pressure of the airflow according to Bernoulli s Principle. Ducted fan propulsion is used in aircraft, airboats, hovercraft and fan packs. 1. Small volume All of our fans are equipped with the unique external rotor motor, which makes the volume of fans smaller and easier to install and maintain a narrow area. 2. Novel design The unique professional design of its appearance ensures that it is not necessary to add accessories to install. It is suitable for the size of the blast pipe saving more installation cost and time. 3. Application Forward curved or backward curved centrifugal impeller adoption is up to its model. It is broadly applied in large-scare ventilation system of laboratory and library. Now the company has developed kinds of fans which design for exhaust, filtration, blow, circle and renew. .

Blower

Detailed Product Description ISO9001, ISO14001, Dunli forward curved centrifugal fan has passed CCC, CE, ROHS Certification.low noise,high efficiency. Dunli forward curved blowers are widely used in condenser,evaporator and other refrigeration equipment and ventilating cycle areas.Dunli fans with external rotor motor drive offers features such as space saving, compact and attractive design. The motor is fitted within the impeller, which enables the best possible cooling. 100% speed infinitely controllable external rotor motors have extremely low starting currents, the motors can apply to protection class IP54. The windings comply to insulation class B and F., with thermal protector in motor windings as standard for motor protection. The fan can work with ambient temperature from -30 up to 60. we can product by your special request. .

Axial fan

Detailed Product Description Fan blower, CE CCC ROHS approved, we are exporting to clients in the USA, Europe and Middle East. ac axial fans, industrial fans, axial fans with external rotor motors Fan blade size: 200~800mm Insulation class: B,F Protection class: IP54 Ambient temperature: -30°C~ 60°C .

Ventilador centrífugo al revés curvado

Datos del producto Datos básicos Lugar del origen: China (continente) Marca: Dunli Número de Modelo: YWF-B2S-280S Certificación: CE Certificación: CCC, CE, ROHS Uso: Ventilador Estructura: Motor asincrónico Especificaciones Los ventiladores centrífugos al revés curvados de Dunli han pasado la certificación del CE para el mercado, la prueba de RoHS y la certificación europeos del CCC. Ventilador centrífugo al revés curvado Conexión eléctrica: cable del plomo de los 0.5m o caja terminal Clase B y F del aislamiento con el protector termal en motores Temperatura ambiente: -30~ 60 Diversos controles de velocidad, los voltajes, las frecuencias y la temperatura ambiente están disponibles .