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 :175° – 15° sweep valve 2 : increases the closing speed between 15° -0°
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Hold Open
With the hold-open (optional extra),the door can be held at an angle Of 90°
DF-FS-3040 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 :
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The define DF-FS-3040 is a double action floor spring which has been specially developed for the aluminum and toughened glass door industries. complement or internationally acclaimed Concealed overhead door closer by giving the shop fitting industry the option of a define quality
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Floor spring designed for there particular purpose. the DF-FS-3040 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 :
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For The Trade
Outstanding value for money. also available with stronger and weaker springs for spacial requirements.
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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 100 kg.
For The User
Thermo constant smooth operation. high mechanical efficiency for easy door opening. optional single point hold-open
Description :
| Technical data | DF-FS-3040 | |||
| Data 1 | 2 | 3 | 4 | |
| Standard and external doors | Up To 1000 mm | 3 | – | – |
| Closing speed variable by valve adjustment | 3 | |||
| Backcheck | – | |||
| Delayed action | – | |||
| Hold on point 90° | ||||
| Weight In neck approx. | 5.0 | |||
| Dimensions In mm | Length | 306 | ||
| Width | 108 | |||
| Height | 40 | |||
| Door closer tested standard | 3 | |||
| Mark For | – | 3 | 3 | |
| 3 Yes – No option | ||||
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-3040 should be selected.
2) Max.opening 130° door stop necessary for doors which can open further than 130° valve for closing speed.
- Double 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 1-4
- Max opening angle 175°
- Controllable closing angle 175° – 15° -0°.
- 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
