Technical documentation Technical documentation Function and use | Models SCHAKO | Ferdinand Schad KG Steigstraße 25-27 D-78600 Kolbingen

COMBIDQJ - Combined ceiling diffuser for supply air and return air Technical documentation Function and use | Models COMBIDQJ is a combined ceiling diffuser for supply air and return air. The square air diffuser consists of an outer area for introducing the supply air into the room and an inner area for extracting the return air. The introduction of the supply air is carried out by means of high induction via blades arranged in a circular pattern and is suitable for VAV systems with variable volumetric flows. The base of this diffuser is the SCHAKO ceiling swirl diffuser type DQJ. The diffuser...

COMBIDQJ - Combined ceiling diffuser for supply air and return air Technical documentation Processing | Models Processing BLADES - Plastic, similar to RAL colour 9010 (white) or RAL 9005 (black, STANDARD) FACEPLATE- Sheet steel painted to RAL 9010 (white-STANDARD) PLENUM BOX (-SAKC) made of galvanised sheet steel with two lateral connecting pieces and fixing lugs FACEPLATE FASTENING by means of concealed screw mounting Accessories Models COMBIDQJ 400 RUBBER LIP SEAL (-GD1), only both connecting pieces (supply and return air) DAMPER (-DK2) with cable-operated adjustment, only both connecting pieces...

COMBIDQJ - Combined ceiling diffuser for supply air and return air Technical documentation Dimensions and views | Accessories COMBIDQJ – Dimensions COMBIDQJ - ACCESSORIES Rubber lip seal (-GD1) Damper (-DK2) COMBIDQJ – Views ACCESSORIES - DIMENSIONS Rubber lip seal (-GD1), only both connecting pieces Detail Y Damper (-DK2) with cable-operated adjustment, only both connecting pieces COMBIDQJ – Available sizes Size Construction subject to change No return possible

COMBIDQJ - Combined ceiling diffuser for supply air and return air Technical documentation Technical data | Technical data Pressure loss and noise level COMBIDQJ-400 COMBIDQJ-500 ZE = supply air unit AE = return air unit Construction subject to change No return possible

COMBIDQJ - Combined ceiling diffuser for supply air and return air Technical documentation Technical data | isothermal, with coanda effect / with plenum box Construction subject to change No return possible

COMBIDQJ - Combined ceiling diffuser for supply air and return air Technical documentation Technical data | Construction subject to change No return possible

COMBIDQJ - Combined ceiling diffuser for supply air and return air Technical documentation Technical data | Legend Temperature and induction ratios diffuser dimension plenum box dimension diameter height of plenum box installation opening supply air volumetric flow return air volumetric flow pressure loss A-weighted sound power level [kg/m3] = air density horizontal throw vertical throw horizontal + vertical throw max. end velocity of jet average end velocity of jet (vmittel = vmax x 0.5) critical throw temperature difference between supply air temperature and room temperature (AT0 = tZU - tR)...

COMBIDQJ - Combined ceiling diffuser for supply air and return air Technical documentation Order code | Order example: COMBIDQJ-600-LS-9010 Combined ceiling diffuser type COMBIDQJ | size 600 | with blades similar to RAL 9005 (black) | with faceplate RAL 9010 (white) 01 - Type COMBIDQJ 02 - Size 400 = faceplate 398 x 398 500 = faceplate 498 x 498 600 = faceplate 598 x 598 625 = faceplate 623 x 623 03 - Blade colour LS9005 = similar to RAL 9005 (black) - STANDARD LW9010 = similar to RAL 9010 (white) LAxxxx = RAL colour can be freely selected (specify colour) 04 - Faceplate coating 9010 = RAL 9010...

COMBIDQJ - Combined ceiling diffuser for supply air and return air Technical documentation Order code | Order example: SAKC-DQJ-600-DK2-GD1 Plenum box COMBIDQJ | size 600 | with damper and cable-operated adjustment for both connecting pieces | rubber lip seal for both connecting pieces ORDER DETAILS 01 - Type SAKC = plenum box for COMBI ceiling diffuser 02 - Diffuser DQJ = to fit COMBIDQJ combined ceiling diffuser NOTE: Faceplate for SAKC-DQJ plenum box must be ordered separately. 03 - Size 400 = suitable for faceplate 398 x 398 500 = suitable for faceplate 498 x 498 600 = suitable for faceplate...

COMBIDQJ - Combined ceiling diffuser for supply air and return air Technical documentation Specification text | Specification text Combined ceiling diffuser for supply air and return air type COMBIDQJ Consisting of a square faceplate, return air in perforated design arranged in the centre, supply air with circular blade pattern. With central pivoting, aerodynamic radially arranged air deflection blades in support blade profile sections made of plastic in a colour similar to RAL 9010 (white) or RAL 9005 (black, STANDARD). Arranged in the outer area, suitable for VAV systems with variable volumetric...