00133169_0

TDF-SA-Q-Z


00134473_0

Circular diffuser face


00128820_0

Horizontal swirling air discharge


00144525_0

Plenum box with damper blade (optional)


00133169_0
00134473_0
00128820_0
00144525_0
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Type TDF-SilentAIR

With very low sound power level for comfort zones, with fixed air control blades

Circular and square ceiling swirl diffusers

  • Nominal sizes 300, 400, 500, 600, 625
  • Volume flow rate range 10 – 295 l/s or 36 – 1026 m³/h
  • Diffuser face made of galvanised sheet steel, powder-coated
  • For supply and extract air
  • For variable and constant volume flows
  • For all types of ceiling systems, and with an extended border also suitable for freely suspended installation
  • High induction results in a rapid reduction of the temperature difference and airflow velocity
  • Ideal for comfort zones


Optional equipment and accessories

  • Exposed diffuser face available in RAL CLASSIC colours
  • Horizontal or vertical duct connection
  • Plenum box with cord-operated damper blade and pressure tap

v2.5.1.2
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Construction style
R
Q
System
Z
A
Connection
H
V
Damper blade for volume flow rate balancing
M
MN
Accessories
L
Nominal size
300
400
500
600
625
Exposed surface
P1
Select state colour
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Specification text: TDF-SA-Q-Z-H-M-L/600
Updating specification text

Ceiling swirl diffusers with square or circular diffuser face. Supply air and extract air variants for comfort zones. Diffuser face with fixed air control blades for horizontal swirling supply air discharge creating high induction levels. For installation into all types of suspended ceilings. Ready-to-install component which consists of the diffuser face and a plenum box, side entry or top entry spigot, and suspension holes or suspension lugs. The diffuser face is fixed to the cross bar with a central screw. Spigot suitable for ducts to EN 1506 or EN 13180. Sound power level of the air-regenerated noise measured according to EN ISO 5135.

SPECIAL CHARACTERISTICS
- Very low sound power level, ideal for comfort zones
- Fixed blades
- For all types of ceiling systems, and with an extended border also suitable for freely suspended installation
- Horizontal or vertical duct connection

MATERIALS AND SURFACES
- Diffuser face made of galvanised sheet steel
- V, H: Plenum box and cross bar made of galvanised sheet steel
- Lip seal made of rubber
- Diffuser face powder-coated RAL 9010, pure white
- P1: Powder-coated, RAL CLASSIC colour

VARIANTS
Construction style: Square
System: Supply air
Connection: Horizontal
Damper blade for volume flow rate balancing: With damper blade
Accessories: With lip seal
Nominal size: 600
Exposed surface: Standard finish powder-coated to RAL 9010 (GE 50%)
Select state colour:

PRODUCT DATA:
Strategy: Single row diffuser arrangement
Volume flow qv 626 m³/h
Distance a 2,4 m
Distance x 1,2 m
Distance h1 1,2 m
Supply air to room air temperature difference ΔtSUP,c -6 K
Distance (h 1 + x) l 2,4 m
Effective air velocity veff 4,3 m/s
Throw distance ls 4,6 m
Velocity at h 1 vh1 0,21 m/s
Temperature difference at h1 Δth1 -0,77 K
Velocity at l vl 0,41 m/s
Temperature difference at l Δtl -0,77 K
Thermal output – cooling Φc -1.257 W

Acoustic results
damper blade position open damper blade position 45° damper blade position closed
Δpt [Pa] 28 37 90
LWA [dB(A)] 36 35 39
63Hz [dB] 36 37 35
125Hz [dB] 42 41 42
250Hz [dB] 41 40 40
500Hz [dB] 34 32 35
1kHz [dB] 28 28 33
2kHz [dB] 19 19 31
4kHz [dB] < 15 < 15 25
8kHz [dB] < 15 < 15 17
LWNC [dB] 29 28 32
LWNR [dB] 31 30 34

Manufacture of the planning: TROX GmbH
Series: TDF-SA-Q-Z-H-M-L/600

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Application

Application

  • Type TDF-SilentAIR ceiling swirl diffusers are used as supply air or extract air diffusers for comfort zones
  • Attractive design element for building owners and architects with demanding aesthetic requirements
  • Horizontal swirling supply air discharge for mixed flow ventilation
  • The efficient swirl creates high induction levels, thereby rapidly reducing the temperature difference and airflow velocity (supply air variant)
  • For variable and constant volume flows
  • For supply air to room air temperature differences from –12 to +10 K
  • For room heights up to 4 m (lower edge of suspended ceiling)
  • For all types of ceiling systems
  • With an extended border also suitable for freely suspended installation (supply air variant)

Special characteristics

  • Very low sound power level, ideal for comfort zones
  • Fixed blades
  • For all types of ceiling systems, and with an extended border also suitable for freely suspended installation
  • Horizontal or vertical duct connection

Nominal sizes

  • 300, 400, 500, 600, 625

Description

Variants

  • TDF-SA-Q: Square diffuser face
  • TDF-SA-R: Circular diffuser face
  • TDF-SA-*-Z: Supply air
  • TDF-SA-*-A: Extract air


Connection

  • H: Horizontal duct connection
  • V: Vertical duct connection

Parts and characteristics

  • Circular or square diffuser face
  • Diffuser face with fixed air control blades
  • Simple installation of the diffuser face due to central fixing screw with decorative cap
  • Damper blade for volume flow rate balancing (optional)

Attachments

  • M: Damper blade for volume flow rate balancing
  • MN: Pressure tap and cord-operated damper blade for volume flow rate balancing with the diffuser face in place

Accessories

  • Lip seal

Construction features

  • Spigot suitable for circular ducts to EN 1506 or EN 13180
  • Spigot with groove for lip seal (if accessory lip seal has been ordered)

Materials and surfaces

  • Diffuser face made of galvanised sheet steel
  • V, H: Plenum box and cross bar made of galvanised sheet steel
  • X: Plenum box made of plastic and galvanised sheet steel
  • Lip seal made of rubber
  • Diffuser face powder-coated RAL 9010, pure white
  • P1: Powder-coated, RAL CLASSIC colour

Standards and guidelines

  • Sound power level of the air-regenerated noise measured according to EN ISO 5135

Maintenance

  • Maintenance-free as construction and materials are not subject to wear
  • Inspection and cleaning to VDI 6022

Downloads

product information

certificates

operation manuals

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