Variations
- ASSA ABLOY-DC475
- ASSA ABLOY-DC475HO (90° hold-open)
- ASSA ABLOY-DC475DA (double action)
- ASSA ABLOY-DC475DAHO (double action with 90° hold-open)
- EN 3-6
Technical Attributes
- Floor spring with adjustable closing force for large and very heavy doors
- Certified in accordance with EN 1154, size 3-6, cycle test over
- 1,000,000 cycles
- Suitable for fire and smoke protection doors
- For double and single doors up to 300kg and 1400mm wide
- Hydraulic control over 175° in both swing directions
- Adjustable door speed and latching speed from top regulating valves
- Available with hold-opening angle 90°