Series of luxury type cross-flow wind curtain
Ⅰ Character and Use
Series of Dongfang Weihua cross-flow, axial flow air curtain are applicable to many places such as refrigerator, beneath sap, chemical industry, food industry, spinning mill, production plant of meters, hotel and shops etc. Through the use of this product, it can effective separate the convection exchange of cold-hot air and polluted air; it can also prevent the invasion of mosquito, fly and other flyable worms. It is used in the public places such as hotel, shop, showplace and gymnasium with air-condition. It can ensure the clean, comfortable and sanitation of the room. Used in many departments such as electron, machinery, spinning, light industry, food and medicine, it can ensure and improve the product quality; guarantee the workers' health.

Ⅲ . The choice of type and operational requirement
Choosing type is mainly determined by the wide and height of the door, the body length and diameter of the wind curtain machine; it is better that the width of door is tiny shorter than the body length; it can also use two or more than two sets with parallel connection. If the door is very high, it can choose the larger diameter type; contrarily, it can choose the smaller diameter type. If you want to be quiet, you can choose the smaller wheel diameter type; contrarily, you can choose the larger wheel diameter type.
This machine sets fast and slow control scheme and you can get the proper wind speed only with pressing 1, 2 step.
RFM type cold-warm wind curtain machine sets cold-warm control scheme and you can get the proper wind speed only with pressing 1 or 2 step.
The outtake grid is volitant and it can change the wind direction when adjusting its angle.
The environmental request of this machine: A. no causticity gas; B. the temperature range is among -10 ℃ － -40 ℃ ; C. the comparative temperature is not larger 90 ％ ( 25 ℃ ） .

Ⅳ . Installation Request
This machine should be installed on the doorcase.
The width of door opening must be shorter or equal the length of wind shade (if the door opening is over wide, you can use several wind curtain machines with connecting installation).
The installation soleplate must be connected with wall tightly (or column) to avoid the shake caused by loose.

Ⅵ . Use and Maintenance
The key switch of this machine: one is used for make and break power; the other two is used for control rotate speed with high gear and low gear.
A. When used for keeping inside temperature, please choose low gear.
B. When used for dustproof, moth proof and anti-gas, please choose the high gear.
Maintenance Method:
A. Please cut power before check and clean this machine.
B. Please choose soft textiles with proper cleanser to clean air intake shutter plate, lamina of wind shade and shell.
C. when cleaning lamina pleases scrub away softly avoiding distortion and quiver.
Adjust of wind direction regulating plate:
A. When used for heating, turn air deflector and make tuyere towards outside.
B. When used for cold, turn air deflector and make tuyere towards inside.
C. When used for dustproof, moth proof and anti-gas, turn air deflector and make tuyere towards outside.