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Henan Shuangxin Fire Environmental Protection Equipment Manufacturing Co., Ltd.
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{"title":"Galvanized Sheet 70 Degrees HVAC Fire Dampers For Ductwork","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/63\/9f\/a0cee5951f7a9c06a20dfa152922-200x200-1\/galvanized_sheet_70_degrees_hvac_fire_dampers_for_ductwork.jpg","attrs":{"Place of Origin":"China","Brand Name":"SX","Certification":"CE,ISO9001","Minimum Order Quantity":"1 Set"}}
{"title":"Q235-A 3mm Ventilation Fire Dampers 0.7A Rectangular Dampers HVAC duct","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/0e\/aa\/d0181913145937704dfc43352fd0-200x200-1\/q235_a_3mm_ventilation_fire_dampers_0_7a_rectangular_dampers_hvac_duct.jpg","attrs":{"Place of Origin":"China","Brand Name":"SX","Certification":"CE,ISO9001","Minimum Order Quantity":"1 Set"}}
{"title":"Electric Motorized 70 Degrees Fire Flaps And Dampers AC380V 3A Micro Switch","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/2b\/ab\/3f34efd43c23e4d4d9e0ce87f35d-200x200-1\/electric_motorized_70_degrees_fire_flaps_and_dampers_ac380v_3a_micro_switch.jpg","attrs":{"Place of Origin":"China","Brand Name":"SX","Certification":"CE,ISO9001","Minimum Order Quantity":"1 Set"}}
{"title":"SX 2mm HVAC Fire Dampers Customized Size For Air Conditioning System","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/f4\/32\/483262bbd7e132004c2c23c92cd7-200x200-1\/sx_2mm_hvac_fire_dampers_customized_size_for_air_conditioning_system.jpg","attrs":{"Place of Origin":"China","Brand Name":"SX","Certification":"CE,ISO9001","Minimum Order Quantity":"1 Set"}}
* Manual control type
* Normally open, the valve will close after the break-down of fuse when the temperature reaches high degrees , stop the smoke to extend along the air duct.
* It can work as a volume control damper when open to adjust the air volume. The blade is reset by manually.
Fire damper performance parameter table
Serial number
name
performance parameters
1
Standard flange specifications
Valve long side b or diameter D (mm)
Flange side width (mm)
D≤280
20
280≤D≤630,b≤630
25
630＜D1250,630＜b≤1250
30
1250＜D≤2000,1500＜b≤2500
40
D＞2000,2500＜b≤4000
50
2
Temperature sensor
valve static nominal operating temperature 70℃ (valve closes automatically)
3
Material
Valve body
2~3mmQ235-A
Bles
2mm708-88 Cold rolled plate
Axshaft
GB905-82 Cold pull round steel Ф12
Axft sleeve
Oil-containing metallurgical powder copper sleeve
4
Local resistance coefficient
Resistance coefficient of ≤ 0.5 at full opening
5
Paint treatment
Ground floor rust proof primer (second floor), outer fire proof paint (medium ash steel paint)
6
Rated voltage
DC24V±10%
Rated current
0.7A
Micro switch
AC380V,3A
Torque
10~70Kg.f/cm
Action mode
automatic, electric, manual or 70℃ to close the valve
7
Fire control valve
Reset method (open state)
Manual reset
Smoke and fire control valve
Manual reset
Smoke and fire damper
Manual reset
Remote control smoke and fire damper
Remote control manual reset
Automatic reset fire damper
Electric reset
8
Air leakage
In the standard state, when the pressure difference on both sides of the valve is 500Pa after the valve is closed, no more than 700mm³/㎡/h
Hebei Iron and Steel Qian'an Steelmaking Plant
Henan Shuangxin (formerly known as Tongbai Shuangxin Ventilation and Water Supply Equipment Manufacturing Co., Ltd., often referred to as Tongbai Shuangxin), the company's factory is located in Tongbai County, Henan Province, and is mainly responsible for the production and research and after-sales technical services of the company's products
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Hebei Wenfeng Steel
At present, the company's factory area currently covers a total area of 60,000 square meters, with a workshop area of 40,000 square meters. Among them, there are 4 large standard factory buildings, one scientific research building, office building, and dormitory building, and one large product exhibition hall. More than 200 sets of modern production equipment and 2 laboratories.
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Dengzhou Zhonglian Cement Factory
Nowadays, people are paying more and more attention to dust removal/dust reduction/dust suppression fog cannon products, and the application of fans is becoming more and more extensive. It is our mission to create the best air environment for your work and life. "Purify the air and benefit mankind" is the goal we strive for, and we will wholeheartedly provide reasons for people from all walks of life and friends...
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60 meters explosion-proof split type 150m explosion-proof fog cannon 80 meters anti-freeze insulation 100m fog cannon Stainless steel fog cannon
Learn More Chat Now
Hebei Iron and Steel Qian'an Steelmaking Plant
Henan Shuangxin (formerly known as Tongbai Shuangxin Ventilation and Water Supply Equipment Manufacturing Co., Ltd., often referred to as Tongbai Shuangxin), the company's factory is located in Tongbai County, Henan Province, and is mainly responsible for the production and research and after-sales technical services of the company's products
Selected Products
60 meters explosion-proof split type 150m explosion-proof fog cannon 80 meters anti-freeze insulation 100m fog cannon Stainless steel fog cannon
Learn More Chat Now
Hebei Wenfeng Steel
At present, the company's factory area currently covers a total area of 60,000 square meters, with a workshop area of 40,000 square meters. Among them, there are 4 large standard factory buildings, one scientific research building, office building, and dormitory building, and one large product exhibition hall. More than 200 sets of modern production equipment and 2 laboratories.
Selected Products
60 meters explosion-proof split type 150m explosion-proof fog cannon 80 meters anti-freeze insulation 100m fog cannon Stainless steel fog cannon
Learn More Chat Now
Dengzhou Zhonglian Cement Factory
Nowadays, people are paying more and more attention to dust removal/dust reduction/dust suppression fog cannon products, and the application of fans is becoming more and more extensive. It is our mission to create the best air environment for your work and life. "Purify the air and benefit mankind" is the goal we strive for, and we will wholeheartedly provide reasons for people from all walks of life and friends...
Selected Products
60 meters explosion-proof split type 150m explosion-proof fog cannon 80 meters anti-freeze insulation 100m fog cannon Stainless steel fog cannon
Learn More Chat Now
Hebei Iron and Steel Qian'an Steelmaking Plant
Henan Shuangxin (formerly known as Tongbai Shuangxin Ventilation and Water Supply Equipment Manufacturing Co., Ltd., often referred to as Tongbai Shuangxin), the company's factory is located in Tongbai County, Henan Province, and is mainly responsible for the production and research and after-sales technical services of the company's products
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2008
Total Annual:
30000000-31250000
Employee Number:
200~230
Ecer Certification：
Active Member
Henan Shuangxin Fire Environmental Protection Equipment Manufacturing Co., Ltd is located in Shuangxin Industrial Park, Huaidu Road, Tongbai County, Nanyang City, Henan Province, China. It is a high-tech enterprise integrating design, manufacturing, R&D, production, and sales.t is China's na... Henan Shuangxin Fire Environmental Protection Equipment Manufacturing Co., Ltd is located in Shuangxin Industrial Park, Huaidu Road, Tongbai County, Nanyang City, Henan Province, China. It is a high-tech enterprise integrating design, manufacturing, R&D, production, and sales.t is China's na...
