Product Description:

1. Frame: Galvanized steel sheet, anti-corrosive and durable. Thickness: 1.0mm for the top and 0.8 for the other sides

2. Blade: 6 pieces of mirror finished stainless steel blades, attractive and durable with big air volume, passing the homeostasis test to ensure the air volume keeping the same as the very beginning during the operational life span, low noise, no distortion, no broken, Thickness: 1.2mm.

3. Motor: Siemens motor or Chinese motor, high efficient and energy-saving with CCC certificate. Protection class: IP55, Insulation class: F. The voltage, power, Hz and phase can be customized.

4. Shutter: Made of high strength hot-galvanized steel sheet, dust-proof and waterproof.
Thickness: 0.45mm

5. Swung drop hammer: Made of high quality nylon, stable performance, guaranteeing the shutters open and close flexibly.

6. Protective net: Made of hard-drawn wire, designed as door-type, which is convenient for maintaining.

7. Belt impeller: Made of aluminum magnesium alloy by injection moulded, adopting more stiffening rib, processed by sandblasting, eliminating the internal stress, high intensity, low noise, long service life.

8. Belt Pulley: Made of aluminum-magnesium alloy by injection moulded, reducing the weight of blade and impeller, high corrosion resistance. Blast-sanding treatment for attractive appearance, eliminating internal stress to improve its own rigidity and stability, high strength.

9. Belt tensioner: Made of high quality nylon or aluminum-magnesium alloy, avoiding belt loosening or dropping off, extending service life and avoiding distortion, waterproof

10. Bearing: Imported double-row bearing, super mute, high intension and durable

11. Belt: China famous brand belt, Mistubishi belt

12. Strict test criterion: Consist of airflow test, nose test, libration test, drive concentric test, blade RPM test, whole machine efficiency test, dynamic balance test, the thickness of the galvanized sheet test, the size of the spare parts test, etc.

13. Guarantee period: One year. Easy broken parts are offered free of charge during this period

Company Information:

Qingzhou Risheng Temperature-controlled Equipment Co., Ltd is a professional manufacturer of exhaust fan, evaporative cooling pad, light trap, air inlet and heater. We use good materials to produce high quality products. Our company have passed ISO9001 Quality certificate. And our products passed CE certificate.
Welcome to contact us for cooperation.

FAQ:
Q: What voltages you can do, if you can make special voltages?
A: Normal standard is 380V for 3phase, 220V for single. The voltage and herz can be customized as your requirement. For example, 400V, 240V, 60Hz.
Q: How long is the warranty?
A: One year. Broken parts can be provided free of charge during this period. We use good materials and motors, the fans are hardly broken.

Q: What is the MOQ, can I order a sample for test?
A: MOQ is 10sets, it's for convienence to arrange products. If you need sample for test, then order large quantity, 1 set for sample is ok, too.

Q: Are you real manufacturer or. .?
A: Yes, we are 100% original manufacturer of exhaust fan. Our factory located at Qingzhou city, Shandong province. Welcome to visit us. As a manufacturer, we have strict control of the material purchase and productions quality. Make sure the goods delivery to you are unwounded and perfect.

Q: How can I pay?
A: We accept T/T(Telegraphic transfer) and L/C(Sight letter of credit). 30% deposit is needed for TT payment. Balance against the copy of B/L(bill of lading).


Technical parameter:
 

series	Illurstration for fan and parts	specification	Material descrip
1	RSH-1380 Hammer balance fan	Fan size : 138 ×1380×400(mm) Dia of blade : 1250mm Air flow : 44000m ³/h Blade rotation : 440r/min Motor rotation : 1400r/min pressure : 60pa noise : ≤64db power : 1100w voltage : 380v	Galvanize coating :180g/Sq Thickness of frame :0.8mm Thickness of shutter :0.45mm Thickness of blade :1.2mm Thickness of cone :0.8mm Motor :International CCC Laoyite power :1.1KW bearing :C&U(USATech inChina) pulley :strengthened Aluminum Alloy Belt :Mitsubishi
2	RSC-1380(A-grade) Centrifugal push-pull type Small blade !	Fan size : 1380 × 1380 × 450(mm) Dia of blade :1250mm Air flow :44000m ³/h Blade rotation :437r/min noise :≤64db power :1100w Voltage :380v	Galvanize coating :180g/Sq Thickness of frame :1.0mm (top and bottom ) 0.8mm (right and left) Thickness of shutter :1.0mm Middle shutter:1.5mm Thickness of blade :1.2mm Thickness of cone :0.8mm Push-pull part :high strenghthened Nylon PA66 Motor :International CCC Laoyite power:1.1KW bearing :C&U(USATech inChina) pulley :strengthened Aluminum Alloy Belt :Mitsubishi
3	RSC-1380(B-grade) Centrifugal push-pull type Big blade!	Fan size : 1380 × 1380 × 450(mm) Dia of blade :1250mm Air flow :48000m ³/h Blade rotation :437r/min noise :≤64db power :1100w Voltage :380v	Galvanize coating :185g/Sq Thickness of frame :1.0mm(top and bottom) 0.8mm (right and left) Thickness of shutter :1.0mm Thickness of blade :1.2mm Thickness of cone :0.8mm Push-pull part :high strenghthened Nylon PA66 Motor :International CCC Laoyite power:1.1KW bearing :C&U(USATech inChina) pulley :Steel material Belt :Mitsubishi

Welcome to contact me for more details
My phone is 86-15006689818