06/05- 2 Construction subject to change. Version: 25.06.2020 No return possible!

UEKU excess pressure flap Description Self-opening and -closing excess pressure flap type UEKU with aluminium blades (-AL, natural aluminium) or with plastic blades (-KU, up to B < 500 mm). Frame designed as stable U-frame made of galvanised sheet steel for easy duct connection. For maintenance, service, retrofitting, etc., inspection openings in sufficient number and size must be provided on site. Construction Blades - Aluminium profile (-AL, natural aluminium) (standard for B>500 mm) - Plastic (-KU, standard for B<500 mm, B>500 mm not possible) U-frame - Galvanised sheet steel Model UEKU-...-RB0...

UEKU excess pressure flap Frame bore Technical data Available sizes All combined lengths and widths available! Legend Apt (Pa) vstirn (m/s) Astirn (m2) Lwa [dB(A)] Lwa1 [dB(A)] P (kg/m3) KF (-) B (mm) H (mm) Pressure loss Intake velocity, blower stream velocity, outflow velocity, relative to Astirn Face area A-weighted sound power level [LWA = LWA1 + KF] A-weighted sound power level, relative to Astirn = 0.38 m2 Density Correction factor Width Height Construction subject to change.

UEKU excess pressure flap UEKU order code 01 All fields must be filled when ordering Sample UEKU-KU-0400-0345-RB0 Excess pressure flap UEKU I Plastic blade I Width 400 mm I Height 345 mm I Without frame bore Order details 01 - Type UEKU = UEKU excess pressure flap 02 - Blade AL = Blade made of natural aluminium (standard for B > 500 mm) KU = Blade made of plastic material (standard for B < 500 mm, B > 500 mm not possible) 03 - Width 0400 = Width 400 mm 0500 = Width 500 mm 0600 = Width 600 mm 0800 = Width 800 mm 0900 = Width 900 mm 1000 = Width 1000 mm xxxx = Width can be freely selected, in mm...

UEKU excess pressure flap Specification texts Self-opening and -closing excess pressure flap type UEKU with aluminium profile blades (natural aluminium, standard for B > 500 mm). Stable frame made of galvanised sheet steel. Product: SCHAKO type UEKU-AL-... - With plastic blades (standard up to B < 500 mm). Product: SCHAKO type UEKU-KU-... Width: - 400 mm (-0400) - 500 mm (-0500) - 600 mm (-0600) - 800 mm (-0800) - 900 mm (-0900) - 1000 mm (-1000) - Freely selectable, in mm (-xxxx) (400 < width < 1000) Height: - 260 mm (-0260) - 345 mm (-0345) - 425 mm (-0425) - 510 mm (-0510) - 675 mm (-0675)...