OTS 81 crank drive closer set

with linkage

  • Surface-mounted retro door closer with linkage, with crank drive for single-leaf doors with door leaf widths up to 1280 mm

  • Tested and certified in accordance with DIN 18263-1

  • Closing force size 2–5[1]

  • Steplessly adjustable, temperature-independent closing speed

  • The latching speed can be adjusted via the scissor-action arm

  • High degree of efficiency

  • Low installation height of the bearing plate

  • Max. door opening angle 90 ° or with extended scissor-action arm 180°[2]

  • Controlled closing from a door opening angle of 45°

  • Optional with hold-open arm

[1]acc. to DIN 18263, part 1
[2]Attention: Closing force reduced

 

Dimensions with reference to closing force size

Closing force sizeDimensions [mm]
according to DIN 18263-1ADFHJKL
2/3184.0112.595.053.039.086.011.5
4184.0112.595.053.039.086.016.5
5216.0134.0107.065.043.599.528.5

 

  • Door closer type: Crank closer
  • Number of door leafs: Single-leaf
  • Maximale Türflügelbreite (1-flügelig, in mm): 1280
  • Function: Approved for fire and smoke protection doors
  • Application/installation type: Standard installation on hinge-side (BS), Transom installation on side opposite to hinges (BG)
  • 1-leaf fire and smoke protection doors
  • 1-leaf swing doors
  • Door leaf widths up to 1280 mm
  • Standard installation on hinge-side
  • Transom installation on side opposite to hinges[4]

[4]Opening angle dependent on door conditions

Do you have any questions? Contact us via email, we are happy to help:

verkauf@g-u.ch