Fusible Link Door Closer

With this closer you can select the color and hand you prefer.

Fusible link door closer.

The first on our list of lcn fusible link closers is the lcn door closer 4010 fl. The fusible link arm is available with the 4010 4020 and 4110 series closers. The fusible link is a lead clip that melts at roughly 115 degrees and releases the door so it can close and contain a fire. Lcn door closer fusible links.

The 4010 4020 and 4110 series are heavy duty closers that meet demands for high traffic installations and each are designed specifically for unique mounting applications. Style 1 5 links are for use on fire doors windows and lids. The lcn door closer 4111 fl is known as the smoothee and is one of the heaviest duty door closers made the fl stands for fusible link. Use links in straight pull applications only.

This helps prevent the spread of flame but a fusible link will not help to slow the spread of smoke. The ul listing number is for the fusible link arms is r1943. A fusible link is heat activated meaning it must be exposed to fire before it can melt and release the fire door to close. Lcn fusible link closers.

The lcn fusible link closers that can be used with this item are the 4010 fl 4110 fl and the 4020 fl. They all use the same fusible link arm. I would agree the amount of force needed to be set on the fusible link arm would indeed need to be set quite high to simply contend with the size 6 spring and pulling the door loose from the hold open position i could imagine would severely stress the arm door door frame and fasteners. Style 9 links are good for range hood applications.

The ul listing number is for the fusible link arms is r1943. Style 6 and 7 links are often used on fire doors windows hatches dampers and blowers. They are ul and cul listed meet ansi bhma grade 1 standards and boast 30 year warranties. The fusible link arm is available with the 4010 4020 and 4110 series closers.

Fusible link closer arms incorporate a link made from pieces of metal held together by solder that is designed to melt when it reaches a certain temperature releasing the hold open and allowing the door closer to close the door. Ul and cul listed for self closing doors with regular or fusible link arms for. The next section describes these lcn fusible link closers in more detail. Style 8 links are commonly used on fire doors smoke and heat vents and ducts.

Fusible link door closers and arms. A smoke detector can sense smoke in the air and sends a signal to close the fire door before flames can reach the door. The 4110 and the 4020 series can be templated for 100 140 or 180. They all use the same fusible link arm.

4110fl add to cart add to compare lcn 4020 fusible link door closer 385 00.