How to maintain smoke exhaust valves?
(1) smoke exhaust valves can not be stored in damp places, otherwise, rust, welding and short circuit will occur in a long time.
2. Smoke exhaust fire valve can not withstand wind and rain or scorching sun, so as to avoid its failure.
3. When smoke exhaust valves are used, they need to be checked and maintained every half a year. It is to clean up the dirt and dirt on the surface. It is necessary to tighten the spindle fixing screws and installation screws of the smoke exhaust fire damper. It is necessary to check whether the electromagnet, the micro switch and the line are damaged, aged or malfunctioning, and so on. Check whether the brake mechanism and the locator are in line with the requirements. If there are bad phenomena, they should be repaired immediately. Butter is applied to the moving parts. After maintenance and repair, it is necessary to re energized and debugged to prevent abnormal phenomena.
What kind of material and function does the electric fire damper have?
The material of electric fire damper is mainly divided into carbon steel and galvanized sheet.
The electric fire damper is installed on the air supply and return air pipes of the ventilation and air conditioning system. It is normally opened. When the flue gas temperature reaches 70 degrees in the pipeline, the fire can be closed, and it can meet the requirements of smoke leakage and fire integrity in a certain time.
(1) the valve is normally in the open state. When the air temperature reaches 70, the Guang'an fireproof valve moves and the valve closes.
(2) the valve can be closed by DC24V power supply.
(3) manual closing or manual reset;
(4) manual adjustment of blade opening degree (regulation type) in the range of 0 to 90 degrees;
(5) output valve closing signal can be interlocked with other fire protection equipment.
As a popular fire safety device in the market, 3C fire damper has many different forms, such as smoke exhaust fire damper, automatic smoke exhaust fire damper, smoke exhaust valve and so on. As we all know, fire damper is usually installed on the air supply and return air pipes of the ventilation and air conditioning system. The custom custom multi leaf regulating valve is all model, which has the function of turning off the fire and can set the output electrical signal. The valve is closed when the temperature exceeds 70 degrees centigrade or 280 degrees centigrade, and the professional production of CCC fire prevention valve is complete, and the linkage sends (fill) the fan to close.
Fire damper, a large number of wholesale automatic fire damper specifications are complete, installed in the central air-conditioning duct system, the working principle is extremely fusible alloy temperature control, the use of gravity and the role of spring mechanism to close the valve.
Specializing in the production of CCC fire damper specifications complete - golden light fire valve - Guang'an fire valve by Dezhou Ya Chuang Air Conditioning Co., Ltd. Dezhou Ya Chuang air conditioning equipment Co., Ltd. Www.tfsb666.com It has good service and products, and is constantly being affirmed and trusted by new and old users and people in the industry. Our company is a certified member of the business alliance. Click on the business alliance customer service icon of the page, you can directly talk to our customer service staff, and wish our future cooperation happy!