DC477

Variations

• ASSA ABLOY-DC477
• ASSA ABLOY-DC477HO (90° hold-open)
• ASSA ABLOY-DC477DA (double action)
• ASSA ABLOY-DC477DAHO (double action action with 90° hold-open)
• EN 2-4

Technical Attributes

• Floor spring with adjustable closing force for large and heavy doors
• Certified in accordance with EN 1154, size 2-4, cycle test over
• 1,000,000 cycles
• Suitable for fire and smoke protection doors
• For double and single doors up to 170kg and 1100mm 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°