BTS 75V

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Dorma BTS 75V  Rp.1.943.500,-
Hydraulic spring with EN 1-4 power regulation for doors up to 1100 mm of width and 120 kg of weight. Versatile: adjustable speed, mechanic back-check and interchangeable spindles. 

Brosure



DATA & FEATURE
Spring strength (EN) 3 4 6 1–4
Spring strength adjustment Standard and ≤ 1950 mm
external doors1) ≤ 1100 mm ≤ 1400 mm
Fire and smoke check doors Max. leaf weight (kg) 120
Non-handed, suitable for single and double action doors
Closing speed 175° – 0° adjustable by valve 175° – 15° ,15° – 0°
Backcheck, mechanical,Delayed action adjustable by valve (selectable alternative to the hold-open feature) Hold-open Adjustable ,Fixed 90°, Fixed 105° ,Coverplate cement box secured to floor spring
Weight in kg 7.1 3.0
Dimensions in mm Length 341 285
Width 178 182
Height 160 150
Floor spring tested to EN 1154
mark for building products
(products with factory-fitted hold-open
do not carry a CE mark)

1) For particularly heavy doors and doors which have to close
against wind resistance, we recommend the DORMA BTS 80.











 tehnical data