Automatic shutter industrial louvered exhaust fans

Specifications Ventilation Exhaust fan

1.Suitable for different application

2.Galvanized sheet&low noise

3.100% copper wire coil motor

4.CE

              

Automatic shutter industrial louvered exhaust fans
Fan Model	CH-1380	CH-1220	CH-1060	CH-900
Fan Housing L×H×W (mm)	1380×1380×400	1220×1220×400	1060×1060×400	900×900×400
Fan Blade Dia (mm)	1270	1110	950	790
Air Flow (m3/h)	44500	37000	32000	28000
Power (HP/KW)	1.5/1.1	1.0/0.75	0.75/0.55	0.5/0.37
Voltage (V)	420/380/220	420/380/220	420/380/220	420/380/220
Frequency (HZ)	50/60	50/60	50/60	50/60
Propeller Potation Speed (r/min)	450	480	500	520
Noice dB(A)	71	65	60	55
Weight (kg)	84	60	55	50
Carton Zize                 L×H×W (cm)	140×140×42	124×124×42	108×108×42	92×92×42
Loading QTY Assembled (20'/40'GP/40'H)	29/60/68	29/64/73	48/112/134	76/160/178

1. Huge airflow, Low noise, high efficiency.Good looking, the surface smoothness & gloss without rough edges.    2.Shutters be use counterweight open-close system.Easy to maintenance. 3.Be introduced the advanced technology from Europe, suitable for various nvironment.            4.Fan housing: Strength galvanized steel. 5.Shutters: Strength galvanized steel(Stainless steel for option).Good seal performance, prevent rain come intothe fan and easy to remove and maintenance. 6.Fan Propeller: 6pcs blades of propeller made from CNC punch. Rational angles of the blades to supply hugeairflow and low noise.Fan blades with Strength galvanized steel 7.Motor: Die casting aluminum body & Die casting iron body for options, good for heat transfer and l Low noise. With over-load protection inside. 8.Belt Pulley:Be made by strength die casting aluminum with once-forming press. Smooth surface of the groove to supply low noise and huge airflow, and extend the working life of the belt. 9.V-Belt: be use USA “GATES” belt to supply performance of high strength & good ductile. 10.Motor pulley: Be made by die casting iron with smooth surface treatment. It can extend the working life of the belt and supply low noise & huge airflow. 11.Bearing: Imported auto bearing to ensure stable operation for the fan propeller and low noise. 12.Cable outlet: The cable outlet is on the back of the fan, it makes the fan with more convenience for installation.  13.Screws & Nuts: Be use stainless steel or blacking treatment to ensure antirust performance.     Chosen Ventilation Technology Co.,Ltd  is a Trading & Engineering Corp of Greenhouse Project & Industrial Ventilation System.Created in 2007, through years hard work with great supports from suppliers & customers, we established to increase comprehensive services of engineering, procurement, consultation.      *** Overall planning of Greenhouse, Poultry House & Industrial Ventilation System includes project design, drawing, budget, etc.      *** Equipments include greenhouse structure frame, ventilation system, cooling system, heating system, cover system, control system, poultry drinking line, feeding line, cages,etc.       *** Products & Fittings include exhaust fan, cooling pad, gutter, PVC pipe, air cooler, air circulation fan, axial fan, misting fan, PE sheet, PE film, Fiberglass etc.   Aims:         1.Cooperation aims: Integrity, Fair,Win-win.         2.Service aims: Professionalism, Preciseness, Patience         3.Product aim: High quality, Reasonable price, Customer-oriented.   Missions:         1.We are the bridge between customers & manufacturers.         2.To provide more choices for customers.         3.To help the quality & honest manufacturer to attend products in the world-wide markets and obtain orders.             Chosen Ventilation Will keep going, and hope we will be your best choice!