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Suppliers Motorized 280 Degree Fire Damper Ventilation System Smoke Exhaust Air Valve1
Valve, Fire Valve, Firefire Regulating Valve
Ruidong Group Co., Ltd.
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Product Description Product DescriptionThe fire damper is usually installed on the ventilation pipe. The damper is normally open and it will be closed when the air temperature reaches 70 °C.Smoke exhaust fire damper is generally installed on the air duct of the smoke exhaust system. It is normally open. When a fire occurs, the smoke detector emits a fire alarm signal. The control center uses the DC24V signal to exhaust smoke. When the flue temperature reaches 280 °C, it will shut down automatically.The smoke exhaust damper is generally installed on the air duct of the smoke exhaust system. It is normally closed. When a fire occurs, the smoke detector sends a fire alarm signal. The control center sends an electric signal to the solenoid on the damper to open the damper quickly, or manually open the damper quickly for smoke exhaust.Application :Fire dampers are commonly used in air conditioning, ventilation pipe system, used to adjust the tube of the air flow, can also be used for mixing of fresh air and return air conditioning. Feature CategorySpecific DescriptionDurable ConstructionMade with high-quality galvanized steel for superior durability and corrosion resistance.Temperature-Sensitive Operation Equipped with fusible sheets that activate at 70°C and 280°C for enhanced fire and smoke protection.Structural StrengthFeatures a robust 1.5mm frame and 1.2mm blades, maintaining integrity with flexibility. Low MaintenanceExternal operating gears simplify maintenance and ensure unobstructed airflow.Versatile OperationOffers both manual and automatic closure in response to smoke or temperature changes.Adjustable BladesSome models allow blade angle adjustment for precise airflow control.Customization SupportedFire dampers of various sizes and specifications can meet different space requirements. Company Profile 1.Location: Dezhou city, Shandong province, near Beijing 2.Registered capital: $ 15 million3.Employees: about 1000 employees, including 500 workers for production, 22 product engineers and 38 technicians for design or service, 350 talents for administration, sales and installation, etc.4.Certificate: ISO9001, ISO14001, CE, National First Class Certificate for design and installation. 5.Products: more than 30 series and more than 1000 models, including air / water chiller (with heat pumps), AHU, various fan coils, VRV, Rooftop unit, fans, valves, air conditioner for industry.6.Covers an area of 300,000 square meters.FAQQ1: Are you a manufacturer?A1: Yes, we have more than 11 years in water chiller business. Ruidong Group Co.,Ltd is a central air conditioning product design,production,sale,installation in one of the modern large-scale enterprise. Our registered capital of 155.5 million yuan,covers an area of three hundred thousand square meters,construction area of one hundred and eighty thousand square meters. Group is located in the beautiful garden city in northwestern Shandong Dezhou.Welcome to visit us anytime!Q2: Could you help us to recommend the model for our project?A2: Yes, we have engineer to check the details and make the scheme for you. Based on the following: Cooling capacity / Refrigerant / Ambient temperature / Voltage / For what industry /The building drawing(if you have) / Any other special requirements. Q3: How to ensure your product with good quality? A3: We use the well-know brand accessories. All chillers are factory tested under load conditions to ensure good quality and easy installation for users. Q4:Pre-sales serviceA4:1.Quick response within .2. hours. Various communication methods, email, phone or chat APP (WeChat/WhatsApp/linkin, etc.) are available.3. Full technical information in English or Russian.4. For the end user, HAVC design and drawings for project are offered online or on site free of charge.Q5: After-sales service and guaranteeA5:1. Report the order tracking status regularly, and provide real-time photos or videos if necessary.2.Provide online installation and commissioning technical guidance, if necessary, can provide paid on-site commissioning services.3. After-sales guarantee: 13 months for the main engine and 37 months for the compressor. During the warranty period, if any quality defects, the accessories will be sent by us free of charge against detaileddescriptions and necessary videos&photos. The labor costs incurred in replacing the accessories will be deducted from the next order.4. Overseas installation and maintenance partners have been signed in countries, welcome to choose.Q6: How can I place an order? A6: Contact us via made in China.
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