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Mechanical Switch Red Aluminum Return Air Grille With Adjustable Opposed Blade Damper

Categories Clean Room Ventilation
Brand Name: Yaning
Model Number: YN-CV
Certification: CE/ISO
Place of Origin: Guangdong,China
MOQ: 100PCS
Price: reconsideration
Payment Terms: L/C, D/A, D/P, T/T, Western Union
Supply Ability: 10000pcs/month
Delivery Time: 7-15 workdays
Packaging Details: Cartons and wooden tray
Product name:: Air supply aluminum grille damper
Material:: Lacquering board
Switch: Mechanical switch
Size:: 320*320*200mm or Customize
Adhibition:: Ventilation duct
loading port:: Shenzhen or Guangzhou
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    Mechanical Switch Red Aluminum Return Air Grille With Adjustable Opposed Blade Damper

    Red air supply aluminum grille damper adjustable oppose blade damper


    1. Air supply aluminum grille damper description

    1).The smoke senor send a firm alarm signals and controller switch on, valve opened

    2). Open the valve by hand.

    3). Reset by hand.

    4). The valve is opened automaticly when temperature reach 280°C

    5). The valve outputs electric signals, interlocked with fire control system.

    6). PYFH - YSDW is remote control (no more than 6 m)


    2. Air supply aluminum grille damper features:

    1). The air leakage volume different pressure300 pa: 700 m3 / m2 .h
    2). The control voltage: DC 24 v
    3). The current action: 0.3 A
    4). The micro switch contacts capacity: AC380V 3 a
    5). The drag coefficient when full open: < 0.5 structure
    6). The main components: the valve body, valve leaf, shaft and bushing, check the

    mouth and actuators

    Material:Aluminium , Stainless steel or Galvanized sheet
    Finish:white or follow customer's requirements(For example:RAL9010)
    Fixing:Fixing by screws or clips
    Packing material:cardboard
    Packing method:packaging by cardboard carton box
    Delivery terms:1-30 days after receive the subscription
    Payment terms:Pay 30% deposit at order(by T/T) and 70% before shipment (by T/T)
    Product description:

    The scope of application and the principle: Applicable to the ventilation, air-conditioning duct with flow volume control and fire prevention demand. Usually the damper is open. When fire occurs, the fuse plug promptly close automatically. Manually open the damper to reset the system


    1. Close the valve manually

    2. Close the valve automatically when fuse plug reaches its fusing temperature 70°C.

    3. Adjusting air flow volume at will between 0°- 90°

    4. Biggish circular fire damper uses rectangular damper body equipped with a circular angle iron flange.

    5. Can install additional signal device as users demand.

    Specification:Standard Size: 300*300 also can be made according to your request

    3.Air supply aluminum grille damper structure:

    (l) The air supply aluminum grille damper is unified in four sizes for the blade width, the blade shape is a diamond-shaped double blade, and soft laps are used between the blades, so the hermeticity is good.

    (2) Air flow control valve body frame is cold-rolled with 2 mm galvanized sheet and then welded with carbon dioxide gas or welded by ordinary Q235 plate; the blade is cold-rolled with 1 mm galvanized sheet into corrugated shape, two pieces Synthetic spot welding insert square shaft, or 2 mm G235 steel plate cold forming, single piece punching insert square shaft or welding round shaft.

    (3) The regulating valve is divided into manual and electric, and it is divided into four types according to the used materials: iron plate, galvanized plate, aluminum alloy plate and stainless steel plate. The valve body structure and size are the same.


    4.Air supply aluminum grille damper application:

    Widely used in industrial and mining, civil buildings, HVAC systems, and the precise adjustment of air flow is one of the key equipments for controlling ventilation modes in various environments. Its main features are flexible operation, low noise, small leakage, (closed leakage <0.5%), wide working temperature range, reliable structure, and safety and convenience.


    Detail photos:

    Quality Mechanical Switch Red Aluminum Return Air Grille With Adjustable Opposed Blade Damper for sale
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