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What is the Function of Fire Door Closer? How to Install?

December 01 , 2023

What is the function of fire door closer? How to install?

 

The most important component of fire doors is the door closer. The door closer plays a key role. It closes the door to keep it in a sealed state when a fire occurs, effectively isolates the source of the fire, and allows time for people to escape and rescue.


Door Closers

 

What are the functions of fire door closers?

The fire door electric door closer can monitor the opening and closing status of the fire door in real time and send a signal to the monitoring system. The system issues opening and closing instructions to the fire door according to current needs. When a fire occurs, the monitoring system sends a command to close the fire door after receiving the door closer signal to isolate the source of the fire. Therefore, when a fire breaks out in a crowded place such as a shopping mall, the door closer will quickly respond to the monitored fire signal and close the fire door in time to isolate the fire. During the isolation period, the expansion strip installed on the door will seal the gap, effectively preventing fire and smoke, and preventing The crowd is harmed by high temperature and toxic smoke, effectively protecting personnel safety.

 

What should you pay attention to when using fire door closers?

 

1. Pay attention to whether the automatic door parking function is needed;

 

2. In order to prevent the door lock from colliding with the wall due to forceful or rapid opening of the door, the door closer will be equipped with a damping and buffering function. Pay attention to whether the adjustment range and adjustment ability of the damping and buffering function meet the needs;

 

3. The door closer has the function of delayed and slow door closing. In places with frequent opening and closing, the coefficient can be adjusted according to the flow of people;

 

4. Pay attention to anti-freeze requirements when the temperature is minus 35°C.

 

What should you pay attention to when installing a fire door closer?

 

1. Choose to install a door closer with fire protection certification;

 

2. The installed hydraulic door closer must fully match the door. If the door closer is too small and light in weight, it will not be able to close the door;

 

3. There is a certain angle limit for the opening of the door closer. When installing the door closer, pay attention to choosing the appropriate angle to install the door closer to avoid damaging the door closer when opening and closing the door;

 

4. The installed door closer must be adjusted with a Phillips screwdriver. Correctly adjusting the door closer can effectively extend the service life of the fire door;

 

5. Door closers have different standards according to the number of times they open the door. It is necessary to calculate the flow of people to select the appropriate door closer;

 

Fire doors are related to the safety of people's lives and property. Although they are not paid attention to in daily life, they all rely on fire doors at critical moments of fire. As an important fire door component, door closers must be taken seriously and must be observed and tested frequently, especially normally closed ones. When using a fire door, some people will hold it against the fire door to keep it open for the convenience of opening and closing. This will cause great damage to the door closer. In the long run, it may damage the door closer and affect the opening and closing, so it must be checked regularly.


Author: Written by Ms.Anna Zhang from S4A INDUSTRIAL CO., LIMITED


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  S4A-Security For All.S4A Industrial Co., Limited, Founded in 2010, We have been dedicating in access control production R&D and sales for 10year till now. With the belief that we do one thing well in a lifetime, our CEO has been in this industry for 15 years. During the past 10 years, our products have been exported to various countries and regions. And 90% of customers come from the recommendations of cooperative customers, and 80% of the turnover comes from cooperative customers in the past 10years.Your business is a plant, we are the gardener, our mission is to water and fertilize the plant, and make it become the towering tree. We attach great importance to the partner's appeal, customer's suggestions, and feedbacks. To strengthen Product quality awareness, client's service awareness. Our clients and S4A are on the same path walking for many years.       S4A's future would be even more brilliant, this is related to all of our staff's working sweat. When you join this team, you will feel an invisible power to drive walk forward. S4A mainly produces a series of security Door Access Control such as:Network Access Controller, Locker board, Electromagnetic lock, Standalone door Controller, Automatic door opener, etcOur team can manufacture products, sell products, and do after-sales.In the realm of access control, one company stands out for its unwavering commitment to providing security services for everyone. S4A, which stands for "Security for All," has been at the forefront of access control technology for the past 13 years. With its own state-of-the-art factory and a strong focus on research and development, S4A has continuously delivered cutting-edge access control machines with the latest functions. Their dedication to product quality, customer feedback, practicability, and cost performance sets them apart as a leader in the industry.Factory and R&D Expertise:S4A takes pride in its fully-equipped factory, where skilled engineers and technicians work tirelessly to develop and manufacture access control solutions that meet the highest standards. The company's investment in research and development has resulted in a steady stream of innovative products that cater to evolving security needs.By staying ahead of the curve, S4A ensures that their customers have access to the latest advancements in access control technology.Quality Assurance and Customer Feedback:At S4A, product quality is of paramount importance. The company adheres to rigorous quality control procedures throughout the manufacturing process to guarantee the reliability and durability of their access control machines. Each product undergoes comprehensive testing to ensure it meets industry standards and exceeds customer expectations. S4A also places great value on customer feedback, actively seeking input to continuously improve their products and services. By listening to their customers, S4A maintains a customer-centric approach and delivers solutions that address real-world security challenges.Practicability and Cost Performance:S4A understands that access control solutions must not only be technologically advanced but also practical and cost-effective. The company's emphasis on practicability means that their products are designed to be user-friendly, easily integrated into existing systems, and adaptable to various environments. S4A's access control machines are known for their intuitive interfaces, simple installation processes, and seamless compatibility with other security systems. Additionally, S4A strives to provide cost-effective solutions without compromising on quality. Their competitive pricing ensures that security is accessible to businesses and individuals of all sizes.With 13 years of industry experience, S4A has cemented its position as a leading provider of access control solutions. Through their dedication to "Security for All," the company has set a benchmark for excellence in product quality, customer satisfaction,practicability, and cost performance. S4A's in-house factory and research and development capabilities enable them to stay at the forefront of technological advancements in the field of access control. As the company continues to evolve and innovate, S4A remains committed to empowering individuals and organizations with the highest level of security, ensuring that everyone can enjoy the peace of mind that comes with a reliable and efficient access control system.We can create value for you!Quality takes great importance for a company's credibility, and buyer's every penny spend must worth it. That is our most basic principle. Our business mainly for wholesale, so we could offer large quantities at competitive prices. During the past 10 years, We work hard to create value for our customers, and with our help, customers have an increasing market share. 99% of the customer...<
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    Factory Address:Building S4A, South Third Lane, Qiuyuling Street, Zhangkeng Village, Hengli Town, Dongguan City, Guangdong Province Office Address:2nd Floor of Jinmin'an Industrial Zone, #529, Bulong Rd. Bantian St. Longgang Dist. Shenzhen, PRC.

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