Franzen - fire resistant ceiling flaps

Fire resistant ceiling flap Franzen THF System Schröders

single-leaf fire resistant ceiling flap T90 THF
Fire resistance

T90
Allgemeine bauaufsichtliche Zulassung Nr. Z 6.20-1937, DIBt Berlin


combinable with additional performance characteristics
Smoke control

Smoke control according to DIN 18095 RS-1
Allgemeine bauaufsichtliche Zulassung Nr. Z 6.20-1909, DIBt Berlin

Acoustic performance
(optional)

up to RW (C;Ctr) = 42 (-1;-3) dB

according to EN ISO 10140-1 / EN ISO 10140-2 / EN ISO 717

test report 81 16 48 52 29 -10, TÜV Nord

*Due to the approved dimensional range of the ceiling flap, the maximum acoustic performance value of RW (C;Ctr) = 45 (-1;-3) dB listed in the measurement report is reduced by 3dB to the above-mentioned value of RW (C;Ctr) = 42 (-1;-3) dB.
See expert opinion SEII-16-0211-Hrd, TÜV Nord

Thermal transmittance

UD-value ≥ 2.1 W/(m²K) according to EN ISO 10077-1

Air tightness
(optional)

up to class 4 according to EN 12207 (± 600 Pa)

expert opinion no. 11-000082-PR01
Resistance to positive and negative pressure
(optional)

according to DIN EN 12211 (up to 5.000 Pa)

expert opinion no. 16-003037-PR01
Explosion protection
(optional)		 For installation in potentially explosive areas, please see confirmation letter Explosion protection ATEX for Franzen hinged doors (in German language) System Schröders (PDF) Logo ATEX

Technical data
Dimensions
(rough building dimension)
width from 500 mm up to 1,100 mm
height from 500 mm up to 1,350 mm

deviating special sizes possible with corresponding individual proof under building law
Flap leaf

leaf thickness 67 mm - smooth double-walled
plate thickness 1.0 mm

  • thin rebate design

    • insulating insert
      • optional full-face glued and pressed with cover plate,
        thus particularly smooth and even door leaf
Frame

corner frame

  • frame-system "ZNG" with flush clipped in Thelesol® fire protection strips
  • frame four-sided surrounding
  • (see installation variants)
  • optional enclosing frame
  • optional block frame

with elastic rubber seal
(seal type depending on performance characteristic)

Hinges

concealed door hinges
thus smooth surface without tripping edge

Fittings

Top side: embedded folding ring shell
Lower side: handle

Locking

single locking according DIN 18250

  • optional profile cylinder prepared (cylinder on-site)
Walkability
(optional)
  • with grating cover made of steel or aluminium
  • with checker plate 3 mm made of steel or aluminium
Self-closing and
opening assist

adjusted to the flap weight
- easy opening (max. opening angle 75°)
- closing speed regulation

Closing delay
(optional)
  • continuous adjustment of the closing process
    enables unhindered passage
Installation
  • in fire-resistant ceilings made of reinforced concrete according to DIN 1045-1(thk ≥ 140 mm)
  • optional blunt installation in soffit
  • optional installation on the wall plate
Marking

mark of conformity - "Ü"
according to German conformity mark regulation

Optional
  • lock control
  • special solutions according to request and customer requirements

The information given refer to usual configurations. Subject to change without notice. No liability for incorrect information.

Individual configurations may be required when combining different performance characteristics.

Our team will be happy to assist you with the individual planning of your requirements.

Franzen-door-chart Franzen-door-chart