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°
- Finishes: Polished Stainless Steel, Satin Stainless, Steel Polished Brass
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
