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Manual air vent damper for HVAC system
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Product Details
| Place of Origin | Chongqing, China | Brand Name | ERAN | |
| Model Number | FHT(X) | Type | HVAC Systems |
Product Description
Manual air vent damper for HVAC system
Key words: Manual damper, air vent damper, damper
Product Description of manual air vent damper for HVAC system:
Usually it is open, the angle of blade is adjustable at the range of 0 degree to 90 degrees manually, once fire occurs, the gas temperature of duct arrives at 70 degrees, and then the fuse protector will be fused and the damper will close under the pull of spring. Compared with the ordinary fire proof damper, it also can be opened and closed by DC24V electrical control.
Application of manual air vent damper for HVAC system:
Apply to air ducts of ventilation and air-conditioning system which has smokeproofing and fireproofing requirements, especially suitable for the important buildings that can not be reset manually.
Features of manual air vent damper for HVAC system:
l Using galvanized steel as material to make sure good insulation performance, fire & corrosion resistance.
l Duration, long service life.
l Easy installation.
l The flange is bended directly by the frame.
l The valve size and color can be customized according to customer's requirements.
l By DC24V power to close the valve
Advantages of manual air vent damper for HVAC system:
l Excellent quality control processes, all products have been inspected strictly.
l The quality of products has reached the standard of “Code of acceptance for construction quality of ventilation and air conditioning works" (GB50243-2002) and "Fire dampers for building venting and smoke-venting system" (GB15930 2007).
l Complete accessories production and distribution make it easier to install.
Specification of of manual air vent damper for HVAC system:
Place of Origin: Chongqing, China (Mainland) Brand Name: Eran
NO. | NAME | SPECIFICATION | |
1 | Flange width | Valve side length (MM) | Width (MM) |
A≤630 | 30 | ||
630<A≤1500 | 30 | ||
1500<A≤2500 | 30 | ||
A>2500 | 30 | ||
2 | Material | Adopt high quality galvanized steel, riveting by non-rivet method | |
3 | Valve thickness | δ2.0MM high quality galvanized sheet | |
4 | Blade shaft | Φ12 round steel | |
5 | Shaft sleeve | Brass | |
6 | Steel valve surface anticorrosive disposal | Pickling, phosphating then spraying.
| |
7 | Temperature- fuse protector | 70 degrees | |
8 | Control mechanism classification | Manual on and off device, temperature control, air regulation, output signal. | |
9 | Nominal voltage | DC24V | |
10 | Micro switch | Contact capacity 380V 3A | |
11 | Connection port | Contact rating 500V 3A | |
12 | Action method | At 70 degrees, temperature-fuse protector motion, the valve under the spring pulled shut automatically, 0-90 degrees manually adjust the blade opening angle | |
13 | Reset method | Manual reset ,electric reset | |
14 | Air leakage | In standard conditions, as the differential pressure is 300 Pa, the air leakage is less than the national standards. | |
Our company:
Eran was established in 2005, whose plant covering an area of over 10,000 square meters. We are a professional enterprise and specialized in ventilation system products design, manufacture, sale and installation.
There are 3 set of advanced production lines with numerical control, advanced shearing, bending and stamping equipment, and precision plasma cutting & vent processing machine. By using of the advanced BIM technology and assembly line operation, Eran Equipment’s technological level and production capacity has arrived at the leading position of this industry. The company has passed ISO9001 Quality Management System, ISO14001 Environmental Management System and GB/T28001 Occupation Health Safety Management System.
Welcome to contact me for enquiry the latest information.
Contact Us
- Chongqing Eran HVAC Equipment Co., Ltd.
- Contact nameJack Mu Chat Now
- Phone86-23-63886160
- AddressFloor 18, Chuangyi Mansion, No. 73, Beiqu Road
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