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HVAC round air volume control damper FHT-70
Product Description:
HVAC manual air volume adjustable damper, installed in the ventilation or air-conditioning systems. Usually it is open, the angle of blade can be adjusted 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. It can meet the requirement of stability and completeness in a certain time. It can insolate smog and fire outside.
Application:
Used in through-wall pipes of ventilation system, which need to be fireproofing.
Features for HVAC round air volume control damper
(1) Using galvanized steel as material to make sure good insulation performance, fire & corrosion resistance.
(2) Duration, long service life.
(3) Easy installation.
(4) The flange is bended directly by the frame.
(5) The valve size and color can be customized according to customer's requirements.
(6) Manual operation and temperature control guarantee stability of products property.
Advantages for HVAC round air volume control damper
(1) Excellent quality control processes, all products have been inspected strictly.
(2) 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).
(3) Complete accessories production and distribution make it easier to install.
Specification:
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 |
|
9 |
Micro switch |
Contact capacity 380V 3A |
|
10 |
Connection port |
Contact rating 500V 3A |
|
11 |
Action method |
Temperature-fuse protector functions at 70 degrees, the valve shut down automatically under the pull of spring. |
|
12 |
Reset method |
Manual reset |
|
13 |
Air leakage |
In standard conditions, as the differential pressure is 300 Pa, the air leakage is less than the national standards. |
|
Your inquiry and question will be replied within 24 hours.
Professional foreign sales staff gives you best service.
Our products include: ventilation fan, air duct, air valve, air vent, plenum chamber, muffler, soft connecter and accessories
All our products will be provided with best quotation, excellent quality and prompt delivery.
Sample is available by express.
OEM is available.
Other series products on HVAC systems:
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