Galvanized Air Duct Smoke Exhaust & Fire Proof Damper (Normal Open)
USD $200 - $800 /Set
Min.Order:10 Sets
Chongqing Eran HVAC Equipment Co., Ltd.
Galvanized Air Duct Smoke Exhaust & Fire Proof Damper (Normal Open)
Model:PFHT(X)-280/ AXB
Product Description:
Usually it is open, manually adjust the leaf opening at the range of 0-90 degree .When the temperature of flue gas in the pipeline reach 280 degrees, the fuse protector will be fused, and damper closes under the pull of spring.
Application:
Applied to the pipeline of smoke exhaust system and the entrance of smoke exhaust fan
Features:
Advantages:
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 | 280 degrees | |
8 | Control mechanism classification | Manual on and off device, temperature control, air regulation, output signal | |
9 | Micro switch | Contact capacity 380V 3A | |
10 | Connection port | Contact rating 500V 3A | |
11 | Action method | At 280 degrees, temperature-fuse protector motion, the valve under the spring pulled shut automatically, 0-90 degrees manually adjust the blade opening angle. | |
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. |
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