SWIRL DIFFUSERS SWIRL DIFFUSERS OD-8

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Gervais Stephens
5 years ago
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SWIRL IFFUSERS O- St RAL 900 Swirl diffuser O- Square or round front plate with radial deflector arrangement Plastic deflectors Possible volume control damper in spigot C SWIRL IFFUSERS O- K 00/ O- R

1 SWIRL IFFUSERS O- St RAL 900 Swirl diffuser O- Square or round front plate with radial deflector arrangement Plastic deflectors Possible volume control damper in spigot C SWIRL IFFUSERS O- K 00/ O- R 00/ 0/, 0/, 0/, / 0/, 0/, 0/, / 0/ 0/ 0/, / 0/, / Front plate shapes and dimensions /5 /5...0 φ φ φ φ φ O- K 0/ 0/, / Size φ A ef (m ) 00/ / / 0 9 0/ 0 59 / 0/ / / 0/ 0 59 /5 0/ 0 9 / A ef - efective discharge area (m ) O- R 0/ φ 0/, / φ

2 SWIRL IFFUSERS O- Component parts and dimensions O-/K (square front plate) H. Plenum box. Inlet spigot. ispersing plate. Volume control damper M 5. Traverse. Angle bar (fastening with four screws). iffuser O-/K h H CxC CxC Size C A H h H 00/ K / K / K 9 0/ K 59 / K 0/ K / K / K 0/ K 59 /5 K / K / K h H H...0 O-/R (round front plate). Plenum box. Inlet spigot. ispersing plate. Volume control damper M 5. Traverse. Adapter. iffuser O-/R SWIRL IFFUSERS φ φ φ φ Size φ φ A H h H 00/ R / R / R 0 0/ R 0 / R 0/ R / R / R 0/ R /5 R / R / R

3 SWIRL IFFUSERS O- Installation E E...0 H =. - m SWIRL IFFUSERS min. m a) swirl effect Vertical discharge b) one-way discharge Air discharge - right ischarge direction and air jet shape c) two-way discharge Air discharge - left Air discharge - left Air discharge - left Vertical discharge Air discharge - right Air discharge - right

4 SWIRL IFFUSERS O- Ordering key: O - / K / Z / S / M Size 00/, 0/, 0/, 0/, /, 0/, 0/, /, 0/, /5, 0/, / M Volume control damper in the entry spigot S Side entry spigot V Vertical entry spigot Z Supply air (front plate with plastic deflectors and with dispersing plate) A Exhaust air (front plate without plastic deflectors and without dispersing plate) H L Q t z K Square diffuser plate - central fastening* K Square diffuser plate - fastening with four screws* R Round diffuser plate - central fastening only* R Round diffuser plate - fastening with five screws (only 0/ and / )* *size 0, (K and R only): screws along the edge and one additional screw at the frontplate centre. A,B V H t L Q t z x H L.m V L t L Q (m /h) x (m) H (m) H (m) L (m) V L (m/s) t z (K) t L (K) p t (Pa) L WA (db(a)) V H (m/s) A, B (m) Air flow Horizontal distance to the wall Room height istance from ceiling to occupied zone Throw distance (L=H+x) Air velocity at the throw distance L Temperate difference between the supply and room air ifference between the core and room air temperature Pressure drop Sound power level Air velocity at the H distance istance between diffusers by length and by width SWIRL IFFUSERS...0

5 SWIRL IFFUSERS O- TECHNICAL ATA Air velocity at the throw distances and temperature quotient (with ceiling effect) SWIRL IFFUSERS H= 0. H= / /,0/,0/,/. 00/ B= m /,0/,0/,/ B= m / /,0/,0/,/ / / B= m / /,/ /,/ B= m /,/

6 SWIRL IFFUSERS O- TECHNICAL ATA Air velocity at the throw distance and temperature quotient (with ceiling effect) H= H= H= / /5.. istance A (m) istance A (m) 0/, / istance A (m) v (m/s) H 0/ B= m H= /5 B= m H= /, / B= m H= istance A (m) istance A (m) istance A (m) / /5.5 5 istance L (m) istance L (m) 0/, / istance L (m) SWIRL IFFUSERS

7 SWIRL IFFUSERS O- TECHNICAL ATA Pressure drop and sound power level diagrams (Control angle: - opened, - half opened) O-/V 00/ control position O-/V 0/,0/,0/,/ O-/V 0/ SWIRL IFFUSERS O-/S 0/,0/,0/,/ O-/V 0/,/ O-/S 0/,/ O-/S 0/,0/,0/,/ O-/V 0/ O-/S 0/ O-/S 0/ O-/V /5 O-/S / O-/V 0/, / O-/S 0/, / Pt (Pa) Pt (Pa)

Swirl diffusers, Variable swirl diffusers

Swirl diffusers, Variable swirl diffusers 0 Variable swirl diffusers SLOT IFFUSERS, ROUN UCT IFFUSERS SWIRL IFFUSERS, VARIABLE SWIRL IFFUSERS CIRCULAR IFFUSERS, SQUARE IFFUSERS VENTILATING GRILLES, VENTILATING VALVES, Variable swirl diffusers