Floor Springs
Products
DC420
Variations
- ASSA ABLOY-DC420
- ASSA ABLOY-DC420HO (90° hold-open)
- ASSA ABLOY-DC420DA (double action)
- ASSA ABLOY-DC420DAHO (double action with 90° hold-open)
- EN 2/3/4
Technical Attributes
- Floor spring with fixed closing force for thin slabs
- Certified in accordance with EN 1154, size 2/3/4, cycle test over
- 1,000,000 cycles
- Suitable for fire and smoke protection doors
- For double and single doors up to 100kg 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°
DC475
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°
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°
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