Floor spring 1-leaf

TS 500 NV * Floor spring for single leaf single and double-action doors of up to 1100 mm leaf width with adjustable closing force EN 1-4 and with optional hold-open function

TS 550 NV Floor springs for 1-leaf single/double-action doors
  • Closing force EN1-4 with variable adjustment
  • Can be used for right and left hand doors without conversion
  • Closing speed can be individually adjusted
  • Hydraulic latching action which accelerates the door shortly before it is closed
  • Integrated back check, slows down doors that are thrown open forcefully
  • All functions can be adjusted from above and in the installed state
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Application Areas

  • Fire and smoke protection doors
  • Right and left single- and double-action doors
  • Single- and double-action doors up to 1100 mm leaf width and 150 kg weight
  • Floor mounting, concealed

Technical data

TS 500 NV
Suitability for fire protection doors Yes
Barrier-free in accordance with DIN 18040 up to leaf width (max.) in mm 1100 mm
Use on single-/double-action door Single-action door, Double-action door
Type of installation Floor
Opening angle (max.) 170 °
Closing force in accordance with EN 1154 EN 1 - 4
Leaf width (max.) 1100 mm
Leaf weight (max.) 150 kg
DIN direction left / right
Closing force adjustable Yes, stepless
Adjustable closing speed Yes
Latching action adjustable Yes, via valve
Back check integrated Mechanically fixed
Position of closing force adjustment Top


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