DC450 - Floor Spring

Description:

  • Floor spring with fixed closing force for very thin slabs
  • In compliance with EN1154, size EN3/EN4 
  • Suitable for fire and smoke protection doors 
  • For single and double-action doors up to 120kg 

Characteristics:

  • Same dimensions for two bodies according to fix size EN3/EN4
  • Hydraulic control over 130° in both door swing directions
  • Adjustable door speed and latching speed through top regulating valves
  • Cast Iron body 
  • Adjustments in all directions within the cement box
  • Cement box is hot zinc plated and only 40mm high 
  • Cover plates and eyelets are made in Polished or Satin Stainless Steel 
  • Interchangeable spindle from 0 to 30mm 
  • Available without hold-open or with hold-open angle 90°, 105°

Specifications:

  • ASSA ABLOY Floor spring DC450 featuring Cam-Motion® technology is in compliance with EN1154.
  • Closing power size EN3/4 for doors up to 120 kg and 1100mm wide
  • Closing speed, latching speed adjustable through top regulating valves
  • 40mm high cement box
  • Suitable for left/right handed and double-action doors

Finishes:

  • Polished Stainless SteelS
  • Satin Stainless Steel   

Accessories:

  • AC115 - Reversible bottom arm Italian spindle
  • AC393 - Reversible bottom arm German spindle
  • AC8 - Double action top pivot
  • AC375 - Double action top pivot
  • AC583 - Right and left bottom arm. Socket for Italian squared spindle
  • AC392 - Right & left bottom arm. Socket for German rectangular spindle
  • AC384 - Top pivot for left or right doors
  • AC612 - Sealing compound for floor springs
  • AC616 - Cover plate
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Technical Details

Adjustable closing force 

EN3/EN4

Door width up to

950mm/1100mm

Door weight up to   

120 kg

Max. opening angle 

130°

Closing speed

Variable between 130°-15° 

Latching speed

Variable between 15°- 0°  

Back-check

No

Weight 

3.8kg

Height

40mm

Length 

277mm

Width 

108mm

Body adjustment within cement box

Vertical  2mm, side 6mm, front 7mm, angular 4°

DIN-direction

Left/Right handed or double-action

Hold-open mode

90°/105°/Non hold-open

In compliance with

EN1154