Product Name: Cowhouse Barn Exhaust Fan Ventilation Hanging Fan with Ce Model NO.: DJF(d)-1000 Certification: ISO, CE, CCC Mounting: Ceiling Fan Electric Current Type: AC Type: Axial Fan Blade Material: Stainless Steel Material: Galvanized Steel or Stainless Steel Power: 400W Frequency: 50/60Hz Votage: 380/220V/Customized Air Flow: 21000m3/H Motor Rotational Speed: 700rpm Blades Rotational Speed: 700rpm Drive Type: Motor-Drive Zinc Coated Thickness: 275g/Sqm Trademark: Yuyun Sanhe Transport Package: Standard Export Paper Carton Specification: International Standard Origin: China(Mainland) HS Code: 8414609090 Product Description DJF(d) Series Cow-House Exhaust Fan Product Application:DJF(d) Series Hanging exhaust fan is widely used in the cow house or dairy farm for ventilation and cooling.Technical Parameter:ModelDriveBlades Diameter(mm)Blades Rotational SpeedMotor Rotational SpeedAir Flow(m³/h)Noise Decibels(db)Input Power(W)Voltage (V)Frequency(HZ)Outline Size(H*W*T) (mm)DJF(d)-1000Direct1000700rpm700rpm21000 ≤64400220 / 380/ Customized50 / 601120*1120*300Product Description:Round frame1. Use thickened galvanized sheet with zinc coating 275g/sqm for no rust.2.Flanging edge backflow design is adopted for ventilation increasing, vibration and noise reducing, and stability improvement.Hanging RingsCircle hanging rings can be customized to easy installtion.Fan bladesMaterial: mirror stainless steel by punch forming.Advantage: Large air volume, no deformation, no dust, attractive and durable.Motor1.Sanhe motors with aluminum-magnesium alloy housinggood heat emission, high efficiency2.Reasonable dimension, light weight, low current, big torque.Installation siteExperiments have improved that in order to get the best ventilation effect:1.the optimum installation site is rightly above of the feeding trough.2. the fan bottom and ground distance is 2.7m3.Leaning angle controlling within 15° to 30° is the best.Italligent Dynamic-balance TesterFan blades are adjusted by Intelligent dynamic-balance toensure the fan smooth running,lower vibration,less noise,increase stability.Installation Diagram about our CompanyShandong Yuyun Sanhe Machinery Co.,Ltd is the biggest and the most professional manufacturer of ventilation equipment inChina,equipped with the most advanced CNC production lines and laser cutting machines, top quality level in the industry.