Wireless fire door device

摘要

Freedor from Fireco is a wireless closing device installed at the top of a fire door, which allows the door to swing freely but closes the door when a fire alarm sounds. The device listens for a fire alarm that exceeds 65dBA, verifying the alarm over a 14 second period, before releasing the fire door to prevent the spread of fire and smoke around the building. The device, which is suitable for right and left hand swing doors, has an adjustable closing speed and sensitivity and operates up to power size 4 (80kg fire door). It can be installed on the opening or closing side of the door. In addition, it has a night-time release facility. The device complies with BS EN 1154, BS EN 1155, BS 7273-4 category C, and is CE marked.