| KTS Series of Air-Conditioner Centrifugal Fans is a new type of fans that adopts double inlet air type, with forward multiwing impeller and belt drive.The charasteristics are compact structure, easy to assemble, low noise, high efficency.Whole serie fanss NO. from 7” to 20”, totally 20 kinds,CFM is from 450m3/h to 30000m3/h. It is the ideal mating product of the central air-conditioning unit-counter and other air-conditioner, deaning, ventilation products .Fans performance on catalogue is according to GB1236-2000.
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旋转方向：
KTS系列空调离心通风机可分为左旋(LG)和右旋(RD)两种，即从驱动一侧正视，叶轮逆时针旋转称为左旋，叶轮顺时针旋转称为右旋。标准风机两端都能安装皮带轮，因此不受方向限制，双联风机订货时须注明风机旋向。
出口方向：
KTS系列空调离心通风机可制成0º、90º、180º、270º四种方向。见下图：
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Enclosure
KTS Series of Air-Conditioner Centrifugal Fans case can made of hotdipping steel or rollsteelsheets,fans side lives up to aerodynamical principle, inlet hose is stretched directly from side. Volute and side connection uses unite forming system, not electrical welding or spot welding, which can avoid oxidation.
Fans side has the installation hole of foot, that is for customer to change outlet direction if need.All the holes are filled by plastic when leaving factory.
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Impeller
KTS Series of Air-Conditioner Centrifugal Fanss use specific shape forward multiwing impeller, and adopt illustration rivetting for impeller cover and disc.Impeller, cover and disc are made of hotdipping steelwhich is colded precessed.Every fans are adjusted dynamic balance according to JB/T9070, precision is G4.0.
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Axle
KTS Series of Air-Conditioner Centrifugal Fans main 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.
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Outer frame
KTS Series of Air-Conditioner Centrifugal Fans—C,C2,their light frames use zinc coating steel with punching and tox rivetting.T,T2, their heavy frame are welded by Rolled Steel Section.Surface can finish by paiting or zinc coating according to requirement.
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Bearing frisket
KTS series S、S2、C、C2 fanss,their bearing friskets all use zinc coating steel with punching,fasten friskets to enclosure with bolt.
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Bearing
KTS series of Air-Conditioner Centrifugal Fans bearings, below 4.5# can use totally-enclosed bearing,vibrating loop wraps bearing, and fasten to side of fans by bolt.Above 5.0# can use UCP bearing with base,fasten to frame, every bearing base has hole for adding lubricant
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Foot stand
Foot stands of KTS series S,S2 are made of zinc coating steel with punching, install foot stands to sides of enclosure with bolt.
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