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DC477 EN 2-4 floor spring

Adjustable power size 2-4 floor spring with Cam-Motion® technology and adjustable closing force for heavy doors.

Closing force: EN 2-4

Mechanism: Cam action 

Closing speed: Variable between 150°- 15°

Latching speed: Variable between 15° - 0°

Backcheck: Mechanical

Delayed action: No

Height adjustable cement box: Yes all directions
 
Hold-open mode: 90° / 105° / Not suitable for use on fire/smoke door assemblies

Maximum opening angle: 170° (hinge side)

Cement box: Hot zinc plated / height : 40mm

Body adjustment within cement box: Vertical : 9mm;  side : 4mm;  front : 10mm;  angular : 4°

Required floor depth: 70mm

Handing: Non-handed

Dimensions (H x D x W): 70 x 110 x 277mm

Finish: See door controls accessory section for finish choice

Suitable for fire doors: Metal FD30 (non-hold open variant only)

Certifire approved: No

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