DC475

Floor Spring with Cam Motion^® technology and adjustable closing force for large or very heavy doors

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ASSA ABLOY DC475:

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 of DC475:

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 orSatin Satinless Steel and Polished Brass
Interchangeable spindle from 0 to 30mm
Available without hold-open or with hold-openangle 90° and 105°

Speed adjustment:

variable closing speed 175° - 15°
variable latching speed 15° - 0°

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