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


We would be happy to assist you +49-7152-203-0 Mo - Th: 7.30 a.m. - 5.00 p.m. / Fr: 7.30 a.m. - 4.00 p.m. Hotline for architects +49-7152-203-112 Mo - Th: 9.00 a.m. - 4.00 p.m. / Fr: 9.00 a.m. - 3.00 p.m. Service Hotline +49-1802-923392 (0.06 € / Calling from landline, mobile telephony max. 0.42 €)