CONCEALED MECHANICAL DOOR COORDINATOR FOR DOUBLE DOORS

Lockwood FD481 Mechanical Coordinator for Double Doors

The FD481 is useful in applications where doors are normally kept closed and the active door is used as a passage door. The FD481 is designed for double doors with hinge distance up to1350 - 2800 mm.

The FD481 mechanical coordinator keeps the active door open when inactive door is open. The Active door starts to close when the inactive door is almost closed. After the active door is closed it latches the inactive door.

Features

• Power size 1 - 4
• Compact modern design to suit double door installations.
• Flexibility In Installation
• One unit suits both push side or pull side
• Double door applications
• Minimum door thickness 40mm
• Minimum opening width 1100mm
• Maximum opening width 2100mm
• Non fire rated model available on application suits double doors up to width 2800mm
• Non fire rated model available on application suits double doors up to leaf weight 100kgs
• Maximum opening angle 120°

Fire Rated
The Lockwood FD481 Concealed Door Control System has been successfully fire tested up to 2 hours on fire door assemblies in accordance with Australian Standard AS1905.1:2005 - Part 1: Fire Resistant Doorsets.

Finish
Silver SIL