Dormakaba BTS 75V Floorspring EN 1-4
Dormakaba BTS 75V Floorspring EN 1-4
Dormakaba BTS 75V universal floor spring EN1-4 mechanism with backcheck and standard spindle to suit doors up to 1100 mm. CE marked to BS EN 1154 and certifire approved CF127. This closer produces an opening force of 30 N or less when fitted at EN 3 on doors 767 mm wide and above.
Features:
- EN 1-4
- Max door width: 1100 mm
- Will exert an opening force of 30 N or less when fitted to a fire door (size EN 3) measuring 767 mm and above
- Max door weight: 120 kg
- Adjustable closing force
- 2 valve control of closing speed
- Fixed backcheck
- Adjustable sweep speed
- Adjustable latching speed
- Successful independent testing to BS EN 1154
- CERTIFIRE approved for fire doors CF127 ITT60/MM/IMM240
- CE Marked
- Optional mechanical hold-open
Click here for BTS 75V Floorspring Specification Sheet