DC477 - Floor Spring

Description:

  • Floor spring with adjustable closing force for large and heavy doors
  • In compliance with EN1154, size EN2-4
  • 1,000,000 cycles tested
  • Suitable for fire and smoke protection doors 
  • For single and double action doors up to 170kg

Characteristics:

  • From 175° in both door swing directions with hydraulic control from 150°
  • Two thermodynamic valves for consistent performance
  • Adjustable door speed and latching speed through top regulating valves
  • Back-check 
  • Cast Iron body 
  • Adjustments in all directions within the cement box
  • Cement box is hot zinc plated 
  • Cover plates and eyelets made in polished or Satin Stainless Steel and Polished Brass
  • Interchangeable spindle from 0 to 30mm 
  • Available without hold-open or with hold-open angle 90°, 105° 

Specifications:

  • ASSA ABLOY Floor spring DC477 featuring Cam-Motion® technology is in compliance with EN1154
  • Closing power size EN2-4 for doors up to 1100mm wide
  • 1,000,000 cycles tested
  • Closing speed, latching speed adjustable through regulating valves
  • CE approved
  • 9mm height adjustable within cement box
  • Suitable for left/right handed double action doors

Finishes:

  • Polished Stainless Steel
  • Satin Stainless
  •  Steel Polished Brass

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 square 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
  • AC537 - Cover plate for DC477
  • AC534 - Cover plate for DC477
Technical Details

Technical Details

Adjustable closing force 

EN2-4

Door width up to

1100mm

Door weight up to   

170 kg

Max. opening angle 

175° (Max. 150° in case of no hold-open)

Closing speed

Variable between 150°-15°

Latching speed

Variable between 15°- 0° 

Back-check

Mechanical 

Weight 

5.4kg

Height

70mm

Length 

277mm

Width 

110mm

Body adjustment within cement box

Vertical 9mm, side 4mm, front 10mm, angular 4°

DIN-direction

Left/Right handed double-action doors

Hold-open mode

90°/105°/Non hold-open

In compliance with

EN1154

CE Marking for building products

Yes

Fire and smoke protection

Yes

Ordering Code

Ordering Code


Description Order no
Floorspring size EN 2-4 without Hold Open DC477-NHO
Floorspring size EN 2-4 with Hold Open at 90°
DC477-90
Floorspring size EN 2-4 with Hold Open at 105° DC477-105
Cover Plate for DC477 SSS CP543-SSS
Cover Plate for DC477 PSS CP543-PSS
Cover Plate for DC477 PB CP543-PBR
Reversible Botton Arm for double action door. German Spindle
AC393
Double Action Top Pivot AC8
Double Action Top Pivot AC375
Right & Left bottom arm. Rectangular German Socket AC392
Double Action Top Pivot AC384
Detachable German Spindle h=0mm AC360
Sealing Compound for floorsprings AC612