DC475 - Floor Spring Description: Floor spring with adjustable closing force for large and very heavy doors In compliance with EN1154 size EN3-6 1,000,000 cycles tested Suitable for fire and smoke protection doors For single and double action door up to 300kg Characteristics: Closing from 175° in both door swing directions with hydraulic control from 175° 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° and 105° Speed adjustment: 1 variable closing speed 175° - 15° 2 variable latching speed 15° - 0° Specifications: ASSA ABLOY Floor spring DC475 featuring Cam-Motion® technology is in compliance with EN1154 1,000,000 cycles tested Closing power variable adjustable, size EN3-6, for doors up to 1400mm wide Closing speed, latching speed adjustable through top regulating valves CE approved 9mm height adjustable within cement box Suitable for left/right handed double-action doors Finishes: Polished Stainless SteelSa tin 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 AC269 - Cover plate for DC475 view more Technical Details Adjustable closing force EN3-6 Door width up to 1400mm Door weight up to 300 kg Max. opening angle 175° Closing speed Variable between 175°-15° Latching speed Variable between 15°- 0° Back-check Mechanical Weight 7.3kg Height 82mm Length 345mm Width 78mm Facts for door closer Yes, see DC860 Body adjustment within cement box Vertical 9mm, side 6mm, front 5mm, angular 2° DIN-direction Left/Right-handed doors or double action Hold-open mode 90°/105°/Non hold-open In compliance with EN1154 CE Marking for building products Yes Fire and smoke protection Yes Close Contact Us DC477 - Floor Spring Floor Spring with Cam-Motion® technology and adjustable c… DC450 - Floor Spring Floor Spring with Cam-Motion® technology and fixed closin… DC430U - Floor Spring Floor Spring with Cam-Motion® technology and fixed closin…