Audited Supplier
Product Description
DWT- II/IIIcentrifugal roof fan adopts centrifugal impeller , which can be used in places with small air volume and high pressure . Type ll adopts three - layer hood , and type ill adopts no hood .
According to the impeller diameter , DWT - Il type has nine unit numbers of 300-1000mm, and the series air volume is 800-31000m/ h . The total pressure is 120-1100pa. DWT - Ill type has ten machine numbers of 280-800mm, and the saries air volume is 1000-40000m/ h . The total pressure is 100-500pa.
The fan can be made into explosion - proof type according to different environmental requirements , which is applicable to non corrosive places containing inflammable and explosive gases . The anti - corrosion type can be applied to the environment containing corrosive gases .
In order to meet the performance adjustment needs of users under different working conditions , the fan can be equipped with two speed motor to realize two speed regulation , and can also be equipped with variable - frequency motor and variable - frequency controller to realize stepless speed regulation . It is recommended to lock the adjustment frequency at 25Hz-50Hz( indicated when ordering ).
The fan can be equipped with manual or electric control valve , self hanging shutter , etc . according to the needs of the user ( specity when ordering ).
Specification
DWT-II
DWT-III
Working conditions
operating temperature:-2`+40ºC
Humidity:less than 90%;
Medium condition:
(1).Conventional type:non-corrosive,non-flammable,non-explosive gases(dust content not more than 100mg/m3)
(2).Explosion-proof type:non-corrosive containing flammable,explosive gases(dust content not more than 100mg/m3)
(3).Anti-corrosion type:corrosive gas(without any dust).
Working power supply:three -phase,380V/50Hz
Application
Our Certification
Packing & Shipping
FAQ
1.Are you factory or trade company?
2.What's the guarantee, in case the water tank breaks down?
The water tank has one year's guarantee. If it breaks down, generally speaking, our technician will figure out what the problemmay be, according to clients feedback.Parts will be replaced for free if the problems are caused by quality fault.
3.How about the documents after shipment?
After shipment, we will send all original documents to you by DHL, including Packing List, Commercial Invoice, B/L, and othercertificates as required .
4.How long is the delivery time?
For standard water tank less than 100m3, it would be 7-10 days; For non standard water tank and customized water tank according toclient s specific requirements, it would be 15 to 30 days.
5.How's the payment?
Telegraphic Transfer(T/T). L/C at sight .
6.Do You Arrange Shipment For The Machines?
Yes, dear esteemed customers, for FOB or CIF price, we will arrange shipment for you. For EXW price, clients need to arrangeshipment by themselves or their agents.
7.How is the packing?
Solid seaworthy plywood box Package with Steel Belt Save space as much as possible for container loading.
