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Application

Suitable for single and double action doors up to maximum 300 kg leaf weight.

Description

Universal floor spring conforming to DIN EN 1154 for use with a wide variety of door constructions and floor coverings.


Features and benefits:

  • Non-handed design.
  • Maximum door leaf weight 300 kg.
  • Closing speed adjustable in the range 175°–0°.
  • Delayed action option available as selectable alternative to adjustable hold-open feature.
  • Concealed installation for maximum visual elegance.
  • Mechanical back check.

General information

Material

Brass

Stainless steel

Manufacturer guidance

Coverplate material.

Length

341 mm

Width

78 mm

Height

60 mm

Uniclass

Pr_30_36_36_29 Floor springsPrimary

CAWS

P21/14 Floor springs

P21/450 Floor springs

Product range

Door Controls / Floor Springs

Specification data - Floor springs

Standard

To BS EN 1154.

Closer functions

Mechanical back check.

Materials and finishes

Satin brass.

Stainless steel.

Manufacturer guidance

Coverplate material.

Spring strength

EN 3.

Guidance for specification option:

For standard and external doors up to 950 mm wide.

EN 4.

Guidance for specification option:

For standard and external doors up to 1100 mm wide.

EN 6.

Guidance for specification option:

For standard and external doors up to 1400 mm wide.

Spindle extension

None.

Guidance for specification option:

As standard.

5 mm.

7.5 mm.

10 mm.

12.5 mm.

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Manufacturer guidance

A range of interchangeable spindles is available to provide greater floor clearance if required (e.g. doors with thresholds, carpeted floors). Special spindles available on application: e.g. with flat face profile and 3° offset or square section; spindles for non-DORMA-specific accessories are also available.

Accessories

None.

DORMA 2300 sealing compound.

Guidance for specification option:

For filling cavities between floor spring body and cement box to protect against moisture penetration.

Manufacturer guidance

Contact manufacturer for Information about other accessories, such as door straps and top centres.

Dimensions

341 x 78 x 60 mm.

BIM objects

Platform Compatible Version
Revit
-

1

Literature

DORMA BTS 80 & BTS 75 V floor springs

DORMA BTS 80 & BTS 75 V floor springs

DORMA BTS Floor Spring Accessories

DORMA BTS Floor Spring Accessories

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