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Nozzle Diffuser

VIEWS: 137 PAGES: 12

									Nozzle Diffuser
             DSA




            SCHAKO KG
         Steigstraße 25-27
         D-78600 Kolbingen
  Telephone +49 (0) 74 63 - 980 - 0
    Fax +49 (0) 74 63 - 980 - 200
          info@schako.de
          www.schako.de
Nozzle Jet Diffuser DSA
Contents
Description ........................................................................................................................................ 3
   Application ................................................................................................................................................................................. 3
   Construction .............................................................................................................................................................................. 3
   Model ......................................................................................................................................................................................... 3
   Accessories ................................................................................................................................................................................ 3
   Fastening ................................................................................................................................................................................... 3
Models and dimensions ......................................................................................................................... 4
   Dimensions ................................................................................................................................................................................ 4
   Dimensions of accessories ........................................................................................................................................................ 6
   Fastening methods ..................................................................................................................................................................... 7
Technical Data .................................................................................................................................... 7
   Pressure loss and noise level ..................................................................................................................................................... 7
   Maximum end velocity of jet ...................................................................................................................................................... 8
   Maximum penetration ................................................................................................................................................................ 9
   Temperature and induction ratios ............................................................................................................................................ 10
Legend ........................................................................................................................................... 10
Order details .................................................................................................................................... 11
Specification texts .............................................................................................................................. 12




                                                                                           04/01 - 2                                                                 Version: 18.08.2009

Construction subject to change.                                                                                                                                       No return possible!
Nozzle Jet Diffuser DSA
Description                                                          Accessories
Application                                                          Cover plate (-AB)
The jet nozzle diffuser type DSA was developed especially to            - Sheet steel painted to the RAL colour of the faceplate
keep large windows free from condensation. Its high penetra-         Plenum box (-ASK)
tion depths (despite small air volumes) and its favourable              - galvanised sheet steel, with lateral connection piece and
acoustic behaviour allow it to be used for a wide range of dif-            fixing lugs.
ferent applications. The jet nozzle diffuser type DSA is suitable
                                                                     M4 riveting nut (-EM)
for installation in ceilings and floors. A cover plate which con-
ceals the nozzles can be installed flush to the surface.                - for suspended mounting of the plenum box (at an extra
The models with adjustable nozzles allow virtually unlimited set-          charge)
tings, as the nozzles can be adjusted individually to the desired    Rubber lip seal (-GD)
throw direction. The jet nozzle diffusers are available in one- or      - in plenum box on connection piece, made of special rub-
two-row versions.                                                          ber
For maintenance, service, retrofitting, etc., inspection openings    Throttle damper (-DK)
in sufficient number and size must be provided on-site.                 - in plenum box, adjustable at the front, made of galvanised
                                                                           sheet steel, for air volume regulation.
Construction                                                         Hit-and-miss damper (-SS)
Nozzles                                                                 - galvanised sheet steel (only possible for DSA-D and DSA-
   - Plastic RAL 9010 (white) or RAL 9005 (black)                          VD)
Faceplate                                                            Internal insulation (-Ii)
   - Sheet steel painted to RAL 9010 (white) or RAL 9005                - Thermal insulation inside the plenum box
     (black)                                                         External insulation (-Ia)
                                                                        - Thermal insulation on the outside of the plenum box
Model
DSA            - with fixed nozzles, with faceplate riveted to the   Fastening
                 plenum box.                                         Permanent connection
DSA-V          - with manually individually adjustable nozzles,        - Faceplate riveted to the plenum box (standard for DSA and
                 with faceplate riveted to the plenum box                 DSA-V)
DSA-D          - with fixed nozzles, with dismountable face-
                                                                     Screw mounting (-SM)
                 plate.
                                                                       - Standard for DSA-D and DSA-VD with raised countersunk
DSA-VD         - with manually individually adjustable nozzles,           head tapping screws (on-site)
                 with dismountable faceplate.
                                                                     Concealed mounting (-VM)
DSA-...-1/-2   - one- or two-row
                                                                       - Pole brace fixing (possible for DSA-D and DSA-VD, at an
                                                                          extra charge) only possible in connection with plenum
                                                                          box.

                                                                     Attention:
                                                                     Please note the adjustable nozzles may only be cleaned by wip-
                                                                     ing the nozzle with little pressure.




                                                               04/01 - 3                                       Version: 18.08.2009

Construction subject to change.                                                                                 No return possible!
Nozzle Jet Diffuser DSA
Models and dimensions
Dimensions
DSA-1 with plenum box          DSA-2 with plenum box               DSA-V-1 with plenum box        DSA-V-2 with plenum box




Arrangement of connection pieces                                                          View C
View A, L < 1000                                                    Detail X              DSA-1 / DSA-V-1        DSA-2 / DSA-V-2




View A, L > 1000


                                                                    Detail Z / diffuser mounting
                                                                    Standard:                  at an extra charge:



                                                                                   on-site                    on-site



Available sizes DSA / DSA-V
  L        DSA-1 / DSA-V-1              DSA-2 / DSA-V-2                                                        M4 riveting nut
       Number of nozzles      øD     Number of noz-      øD
                                         zles                       To facilitate ceiling mounting, the plenum boxes can be provid-
                                                                    ed with an M4 riveting nut.
 600          12            123           24            178
 800          16            123           32            178
1000          20            123           40            178
1200          24           2 x 123        48           2 x 178




                                                              04/01 - 4                                       Version: 18.08.2009

Construction subject to change.                                                                                No return possible!
Nozzle Jet Diffuser DSA

DSA-D-1 with plenum box      DSA-D-2 with plenum box        DSA-VD-1 with plenum box DSA-VD-2 with plenum box




Arrangement of connection pieces                             View D
View B, L < 1000                                             DSA-D / DSA-VD               Detail W




                                                             Detail Z / Diffuser mounting
                                                             Standard:                 at an extra charge:
View B, L > 1000

                                                                            on-site                    on-site




                                                                                                        M4 riveting nut

                                                             To facilitate ceiling mounting, the plenum boxes can be provid-
                                                             ed with an M4 riveting nut.

Available sizes DSA-D /DSA-VD
   L     L1     DSA-D-1 / DSA-VD-1 DSA-D-2 / DSA-VD-2
                Number of     øD    Number of    øD
                 nozzles             nozzles
 625 650           12         123      24        178
 825 850           16         123      32        178
 1025 1050         20         123      40        178
 1225 1250         24       2 x 123    48      2 x 178




                                                       04/01 - 5                                       Version: 18.08.2009

Construction subject to change.                                                                         No return possible!
Nozzle Jet Diffuser DSA
Dimensions of accessories
Hit-and-miss damper (-SS) (only possible for DSA-D and DSA-VD)
                                                                  Available sizes (-SS)
                                                                    L        L2                         B2
                                                                   625      610           DSA-D-1 /
                                                                                                        60
                                                                   825      810           DSA-VD-1
                                                                   1025     1010          DSA-D-2 /
                                                                                                       110
                                                                   1225     1210          DSA-VD-2

Cover plate (-AB, for DSA only)
DSA-1               DSA-2




        Cover plate

Rubber lip seal (-GD)
Detail Y




Throttle damper (-DK)
DSA-1 / DSA-V-1       DSA-2 / DSA-V-2
DSA-D-1 / DSA-VD-1 DSA-D-2 / DSA-VD-2




Insulation for plenum box
internal (-Ii)                    external (-Ia)




                                                      04/01 - 6                           Version: 18.08.2009

Construction subject to change.                                                            No return possible!
Nozzle Jet Diffuser DSA
Fastening methods                                                     Technical Data
Screw mounting (Standard for DSA-D and DSA-VD)                        Pressure loss and noise level
                                                                      DSA-1 / DSA-V-1 / DSA-D-1 / DSA-VD-1 (1-row version)
                                                                      L=1000




 Indentation for slotted shallow-raised countersunk-head tap-
 ping screw DIN ISO 7051 pitch 3.9 (on-site)

Detail U
                                                             e
                                        DSA-1 / DSA-V-1     14
                                        DSA-2 / DSA-V-2     15
                                        DSA-D-1 / DSA-VD-1 30,5
        for damper adjustment
                                        DSA-D-2 / DSA-VD-2 30,5

Concealed mounting (possible for DSA-D and DSA-VD):
Only possible in connection with plenum box !
DSA-D-1 / DSA-VD-1




                                                                      DSA-2 / DSA-V-2 / DSA-D-2 / DSA-VD-2 (2-row version)
                                                                      L=1000




DSA-D-2 / DSA-VD-2




                                                                      Damper positon : CLOSED = 0%
                                                                                       OPEN   = 100%


                                                                04/01 - 7                                   Version: 18.08.2009

Construction subject to change.                                                                              No return possible!
Nozzle Jet Diffuser DSA
Maximum end velocity of jet
DSA-1 / DSA-V-1 / DSA-D-1 / DSA-VD-1 (isothermal)         DSA-2 / DSA-V-2 / DSA-D-2 / DSA-VD-2 (isothermal)




DSA-1 / DSA-V-1 / DSA-D-1 / DSA-VD-1                      DSA-2 / DSA-V-2 / DSA-D-2 / DSA-VD-2




                                                    04/01 - 8                                    Version: 18.08.2009

Construction subject to change.                                                                   No return possible!
Nozzle Jet Diffuser DSA
Maximum penetration
in heating mode
DSA-1 / DSA-V-1 / DSA-D-1 / DSA-VD-1         DSA-2 / DSA-V-2 / DSA-D-2 / DSA-VD-2




DSA-1 / DSA-V-1 / DSA-D-1 / DSA-VD-1         DSA-2 / DSA-V-2 / DSA-D-2 / DSA-VD-2




                                       04/01 - 9                                    Version: 18.08.2009

Construction subject to change.                                                      No return possible!
Nozzle Jet Diffuser DSA
Temperature and induction ratios

                                                                            Correction factor for DSA-2 / DSA-D-2
                                                                            i  x 0.77
                                                                            TV x 1.41




                                                                            Correction factor for DSA-V-2 / DSA-VD-2
                                                                            i  x 0.77
                                                                            TV x 1.41




Legend
pt    (Pa)       =   Pressure loss                               TO (K)        = Temperature difference between supply air
VZU    (m³/h m)   =   Supply air volume per meter                                  temperature and room temperature (TO =
VZU    [l/s m]    =   Supply air volume per meter                                  tZU- tR )
LWA    [dB(A)]    =   A-weighted sound power level                tZU    (K)     = Supply air temperature
      (kg/m³)    =   Density                                     tR     (K)     = Room temperature
vmax   (m/s)      =   Maximum end velocity of jet                 TV     (-)     = Temperature ratio
yH     (m)        =   Maximum penetration in heating mode         i      (-)     = Induction ratio
yi     (m)        =   Maximum penetration (isothermal)            x+y    (m)     = horizontal + vertical throw
                                                                  L      (mm)    = Length
                                                            04/01 - 10                                    Version: 18.08.2009

Construction subject to change.                                                                            No return possible!
Nozzle Jet Diffuser DSA
Order details
                                                            Jet nozzle diffuser
                                                                 type DSA


   with fixed nozzles faceplate         with manually individually          with fixed nozzles           with manually individually
            riveted to                 adjustable nozzles, faceplate   faceplate can be dismounted           adjustable nozzles
               box                        riveted to plenum box                                        faceplate can be dismounted
                 -                                   -V                                 -D                          -VD



                                                                             with screw mounting         with concealed mounting

                                                                                    -SM                            -VM



                                                      1-row                     2-row
                                                        -1                        -2


                                                          nozzles made of plastic
                                               RAL 9005 (black)             RAL 9010 (white)


                                                 faceplate made of galvanised sheet steel
                                               RAL 9005 (black)             RAL 9010 (white)

 Accessories:                           Plenum box                                                           Cover plate
                                         type ASK                                                               -AB

                                                                                                       Hit-and-miss damper
                 for DSA / DSA-V                     for DSA-D / DSA-VD                         (only possible for DSA-D / DSA-VD)
                                                                                                                 -SS
           Permanent connection                   Screw mounting       Concealed mounting
                    -                                  -SM                    -VM




            without throttle damper                  with throttle damper
                       -                                     -DK



                without riveting nut                   with riveting nut
                         -                                    -EM
                                                                                               Order example:
                                                                                               DSA-1

            without rubber lip seal                  with rubber lip seal                      Unless stated otherwise, the thick-
                      -                                     -GD                                frame model will be delivered!



     without insulation        with internal insulation       with external insulation
              -                           -Ii                           -Ia

                                                                04/01 - 11                                        Version: 18.08.2009

Construction subject to change.                                                                                    No return possible!
Nozzle Jet Diffuser DSA
Specification texts                                                   Accessories:
The jet nozzle diffuser is suitable for installation in ceilings or   - plenum box (-ASK) made of galvanised sheet steel, with lat-
floors. With fixed nozzles made of plastic RAL 9010 (white,             eral connection piece and fixing lugs.
standard) or RAL 9005 (black), with faceplate made of sheet             - throttle damper (-DK) in the plenum box, adjustable at the
steel painted to RAL 9010 (white, standard) or RAL 9005                    front, made of galvanised sheet steel for air volume regu-
(black), riveted to plenum box.                                            lation.
Product: SCHAKO type DSA                                                - M4 riveting nut (-EM), for suspension of the plenum box.
                                                                        - Rubber lip seal (-GD) at the plenum box connection piece,
- Number of nozzle rows                                                    made of special rubber.
  - one row (-1)                                                        - with thermal insulation
  - two rows (-2)                                                          - internal (-Ii)
                                                                           - external (-Ia)
                                                                      - Cover sheet (-AB) made of sheet steel painted to the colour of
The jet nozzle diffuser is suitable for installation in ceilings or     the faceplate.
floors. With manually individually adjustable nozzles made of         - Hit-and-miss damper (-SS) made of galvanised sheet steel
plastic RAL 9010 (white, standard) or RAL 9005 (black), with            (only possible for DSA-D and DSA-VD)
faceplate made of sheet steel painted to RAL 9010 (white, stand-
ard) or RAL 9005 (black) riveted to plenum box.
Product: SCHAKO type DSA-V

- Number of nozzle rows
  - one row (-1)
  - two rows (-2)



The jet nozzle diffuser is suitable for installation in ceilings or
floors. With fixed nozzles made of plastic RAL 9010 (white,
standard) or RAL 9005 (black), with faceplate made of sheet
steel painted to RAL 9010 (white, standard) or RAL 9005
(black), with dismountable faceplate.
Product: SCHAKO type DSA-D

- Number of nozzle rows
  - one row (-1)
  - two rows (-2)



The jet nozzle diffuser is suitable for installation in ceilings or
floors. With manually individually adjustable nozzles made of
plastic RAL 9010 (white, standard) or RAL 9005 (black), with
faceplate made of sheet steel painted to RAL 9010 (white, stand-
ard) or RAL 9005 (black), with dismountable faceplate.
Product: SCHAKO type DSA-VD

- Number of nozzle rows
  - one row (-1)
  - two rows (-2)




                                                               04/01 - 12                                        Version: 18.08.2009

Construction subject to change.                                                                                   No return possible!

								
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