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Airfoil Forward Curved Centrifugal Fan

Centrifugal Fans with Airfoil Forward Curved Blades RDK Series Products Description : RDK Series of Air-Conditioner Centrifugal Fans is designed by our designer based on advance technology from overseas.Fanss of this series improve a lot at structure, driving system, fans...

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Centrifugal Fans with Airfoil Forward Curved Blades RDK Series

Products Description

RDK Series of Air-Conditioner Centrifugal Fans is designed by our designer based on advance technology from overseas.Fanss of this series improve a lot at structure, driving system, fans performance,outlook,etc.It is at leading position compared with overseas’same product. That is best matching product of exchanging air for central air-conditioner, cleaning air-conditioning equipment,textile, synthetic fiber, market, hotel, industrial and mining enterprises.

RDK Series of Air-Conditioner Centrifugal Fanss are drived by double inhaled belt, CFM is from 4000m3/h to 200000m3/h, NO. is 4;4.5;5;5.6;6.3;7.1;8;9;10;11.2;12.5;14;16,totally 13 kinds. Fans performance on catalogue is according to GB1236-2000.

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Features

structural style

RDK Series of Air-Conditioner Centrifugal  Fans 4-12.5#are made as entirety type. 14-16# are divided into upper and down structure, split type, easy to take down and install

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rotate direction

Series of Air-Conditioner Centrifugal Fans  can devided into Left rotation and right rotation, that means look from drive  side, impeller contrarotation is left rotation, impeller clockwise rotation  is right rotation.Both ends of standard fanss can be installed belt pulley,  so it is not limited by direction.

outlet direction

Air-Conditioner Centrifugal Fans can make  as 0º、90º、180º three directions.

enclosure

RDK Series of Air-Conditioner Centrifugal  Fans case can made of hotdipping steel or rollsteelsheets,fans side lives up  to aerodynamical principle.Fanss have protective outer frame , safe and  reliable.Volute and side connection uses unite forming system ,cases are made  of rollsteelsheets , which surface are electrostatic powder spraying, smooth  ,flat and beautiful

impeller

RDK Series of Air-Conditioner Centrifugal  Fanss use backward circular type of blade, welding flat corona and curved cover together.Blade and cover are made by tooling process.Every fans are  adjusted dynamic balance according to JB/T9070, precision is G5.6.

inlet hose

Inlet hose of RDK Series of Air-Conditioner Centrifugal Fanss use one time punching and bending with fine steel, install to fans sides,cross section that is paralleld with axle direction,air  fluency, little loss.

axle

RDK Series of Air-Conditioner Centrifugal Fans mail axles use 45 fine Carbon Construction Steel, are made by  thermal refining with fine process.After installation, surface of main axles  are finished with antirust and anti-corrosion, that can protect main axle.
outer frame

RDK Series of Air-Conditioner Centrifugal Fans outer frames weld by Rolled Steel Section, surface is finished by paiting,very beautiful.
bearing

RDK Series of Air-Conditioner Centrifugal Fans bearings, below 10# can use UCP bearing with base, Above 10# can use fraction cast iron bearing with self-aligning roller bearing,fasten to frame,  every bearing base has hole for adding lubricant.
belt pulley,belt

RDK Series of Air-Conditioner Centrifugal Fanss use tapesleeve type lock belt pulley, easy to take down.Belt pulley can be grown or exotic accordingly.



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