DF FS 2040

Note :

•  Install it on the suitable door accordingly.
•  Don’t turn the screw of regulating valves on 1,2 thoroughly out in case of oil leakage ,only adjust them slightly.

Standard Optional Functions :

•  Closing Ranges

  The floor spring has two controlled closing ranges: valve 1 :130° – 0° sweep  valve 2 : increases the closing speed between 130° -20°

• Hold Open

  With the hold-open (optional extra),the door can be held at an angle of 90°

DF-FS-2040 Floor Spring :

•  First Adjusting

  Closing range (130°- 0°)

•  Second Adjusting

  Closing range(130° – approx. 20°)

•  Hold Open At 90°

  (optional extra)

Special Shallow Design Optional Hold-Open :

Floor spring designed for there particular purpose.the DF-FS-2040 has many of the features of the other define door closes with the addition reduced depth and an array of accessories designed for the aluminum door fabricator and toughened glass door manufacture.

•  Plus Point :

  • For The Trade

    Outstanding value for money. also available with stronger and weaker springs for spacial requirements.

  • For The Installer

    Easy installation thanks to shallow design. easy to adapt to individual requirements with dual valve control 130° to 0° and 130° to 20°. interchangeable spindle insert available to suit site conditions.

  •  Adjustment 130° -0 °
  •  Valve for increasing closing speed 130° – 20°

Universal Cover Plate

Available in stainless steel

For The Architect / Specifier

Concealed unit for invisible installation minimum floor recess dimension.proven,robust unit for door weights up to 100 kg.

For The User

Thermo constant smooth operation.high mechanical efficiency for easy door opening.optional single point hold-open

Description :

1) For Application involving particularly high or heavy doors, and doors which have to class against wind or drought conditions,the next large closer size or the define DF-FS-2040 should be selected.

2) Max.opening 130° door stop necessary for doors which can open further than 130° valve for closing speed.

• Single action floor spring 
• Floor spring supplied with SS 304 cover plate
• Suitable for all kinds of door like wooden,glass and aluminum etc.
• Spring strength size 4
• Max opening angle in each direction 130°
• Controllable closing angle 130° – 20° -0°.
• Inside the frame height can be adjusted with in 4 mm, width can be adjusted with 5 mm between left and right length can be adjusted with in 6 mm
• Double spring
• Opening or stopping position 90°
• Pass the quality test of 5,00,000 cycles
• Max. door width 1000 mm
• High mechanical efficiency for easy door opening.