assaabloy.com 107 Door controls Floor springs DC450 Fixed power size 4 floor spring with Cam-Motion® technology and fixed closing force. Features and benefits With a shallow profile, this unit is ideal for use when working with a thin floor base Adjustable door speed and latching speed from top regulating valves Suitable for fire and smoke protection doors, particularly for double action glass door applications Large scope of adjustment within the cement box to solve possible on-site alignment issues without taking down the door Testing and certification UKCA / CE marked Yes Certified in compliance with EN 1154, BS 8300 Suitable for fire doors Metal FD60 (non hold-open model only) Certifire approval No Guarantee 10 years Closing force EN 4 Mechanism Cam action Closing speed Variable between 130°- 15° Latching speed Variable between 15°- 0° Backcheck Yes Delayed action No Door width up to 1100mm Maximum door weight 120kg Height adjustable cement box Yes all directions Hold-open / Non- hold-open model Hold-open model – 90° / 105° Non hold-open model – none NB Hold-open model not suitable for use on fire doors Maximum opening angle 130° (hinge side) Cement box Hot zinc plated / height = 40mm Body adjustment within cement box Vertical = 2mm; side = 6mm; front = 7mm; angular = 4° Required floor depth 40mm Handing Non-handed Dimensions (H x D x W) 40 x 108 x 277mm Finish See door controls accessory section for finish choice Accessories See door controls accessory section for items such as cover plates, double action fittings and alternative height spindles Specification How to order Order code Description Finish DC450 Hold-open floor spring power size 4 (mechanism and floor box only) N/A DC450/NHO Non hold-open floor spring power size 4 (mechanism and floor box only) N/A Select required cover plate and spindles etc from door controls accessory section 51-59 277 288.5 108 49-54 49-54 108 129 40 27.2 9.5 0 0 DC450 51-59 277 288.5 108 49-54 49-54 108 129 40 27.2 9.5 0 0 DC450 3 8 0 1 4 (3/4) (8) (1-7) (0/1) (1) (0-4) 4 EN 1154:1996/A1:2002/AC:2006 Hold-open 3 8 1 1 4 (3/4) (8) (1-7) (0/1) (1) (0-4) 4 EN 1154:1996+A1:2002 Non hold-open Classification code Dimensions 10
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