TFEA 

TFEA 

Side entry, circular spigot

Top entry, circular spigot 

Tested to VDI 6022

Side entry, rectangular spigot

TFEA 

TFEA      

Filter extract air casing for high hygienic requirements for installation in ceilings

Ceiling diffuser for extract air applications
■ Use in medicine, biology, pharmacy and sensitive areas of technology
■ Various diffusers to ideally meet individual requirements
■ Compact design, suitable for connection to commercially available cleanroom ceiling systems
■ Integrated filter holder, connection option horizontal (round, square) or vertical (round)
■ For cleanroom classes 5 - 8 according to EN ISO 14644-1
■ Meets the hygiene requirements of VDI 6022
■ Leakage class: EN 1886 L1, EN 15727 class D

General information

Application
  • Ceiling diffuser for extract air applications
  • Inclusion of filter elements for the separation of suspended matter such as aerosols, toxic dusts, viruses, bacteria from the extract air

Special characteristics
  • Compact construction
  • Easy to use
  • High operational reliability

Classification
  • Hygiene tested to VDI 6022

Nominal sizes
400, 500, 600, 625, 680 [mm]

Variants
  • SC: Side entry, circular spigot
  • TC: Top entry, circular spigot
  • SR: Side entry, rectangular spigot

Construction
SPC: Steel, powder-coated, RAL 9010 (pure white)

Air terminal devices
  • ADLQ: Ceiling diffuser
  • DLQ: Ceiling diffuser
  • LF: Ceiling diffuser
  • FD: Ceiling swirl diffuser
  • TDF: Ceiling swirl diffuser
  • VDWF: Ceiling swirl diffuser

Copy of Useful additions
  • Mini pleat filter plates MFP and MFPCR
  • Suitable filter elements to be ordered separately

Standards and guidelines
Hygiene conformity: VDI 6022, VDI 3803, DIN 1946 Part 4, ÖNORM H 6021 and ÖNORM H 6020, SWKI VA 104-01 and SWKI 99-3 and EN 16798
Leakage class: EN 1886 L1, EN 15727 class D


Commissioning

  • Installation of filter elements with flat profile gasket and endless foamed half-round gasket
  • The filter element is pressed on by means of 2 easy-tooperate clamping screws

Maintenance
  • Diffusers with central fixing can be easily removed for filter changes and cleaning.

Technical information

  • FUNCTION
  • SPECIFICATION TEXT
  • ORDER CODE
TFEA-Function
1 Casing
2 Filter mount
3 Spigot with lip seal
4 Suspension
5 Holding spring
6 Air diffuser
7 Filter element
8 Holding traverse
9 Clamping screws
This specification text describes the general properties of the product. Texts for variants can be generated with our Easy Product Finder design programme.


Specification text
Ceiling diffuser TFEA for extract air applications, e.g. in clean rooms or sensitive areas of extract air filtration. Use as extract air housing without filter or with filter elements to separate particles such as aerosols, dusts, viruses and bacteria from the extract air. Casing with side entry or top entry spigot. Ceiling diffusers TFEA with circular spigots are fitted with lip seals as standard. The filter elements are pressed on by means of a crossbar with 2 fastening points. Enclosure suspension on the upper part of the enclosure. Installation in standard ceiling systems by adapting the dimensions of the housing flange. Can be combined with air diffusers of different designs. For holding Mini-Pleat filter plates with flat profile or continuous seal. Leakage class L1 according to DIN EN 1886; leakage class D according to DIN EN 15727; hygiene conformity according to VDI 6022.


Special features
  • Compact construction
  • Easy to use
  • High operational reliability
  • Easy cleaning

Materials and surfaces
  • Housing made of sheet steel, powder-coated, RAL 9010 (pure white)
  • Sheet steel diffusers, powder-coated, RAL 9010 (pure white), types DLQ(A), FD, TDF, VDWF, LF

Constructions
  • SPC: Steel, powder-coated, RAL 9010 (pure white)
TFEA-SC-SPC-CC-ID-VDWF/400 x 16 -158-158-15
|||||||||
123456789

1 Type
TFEA Filter extract air casing

2 Variant
SC Side entry, circular spigot
TC Top entry, circular spigot
SR Side entry, rectangular spigot

3 Material
SPC Steel, powder-coated, RAL 9010 (pure white)

4 Type of ceiling
No entry: standard
CC Clip-in tile ceiling

5 Position of air diffuser
ED external
ID Internal

6 Air diffuser
No entry: none

External diffuser (ED)
DLQ, ADLQ

External or internal diffuser (ED, ID)
LF, VDWF, TDF, FD

7 Nominal size [mm]
Without diffuser, DLQ, ADLQ, LF, TDF, FD
400 (not with SR)
500, 600, 625, 680

VDWF × 16
400 × 16

VDWF × 24
500 × 24, 600 × 24, 625 × 24, 680 × 24

VDWF × 48
625 × 48

VDWF × 54
680 × 54

8 Spigot size [mm]
For SC, TC: Diameter
For SR: width × height

9 Flange width [mm]
No entry: Standard
10 – 55

Order example: TFEA- SC-SPC-CC-ID-VDWF/400×16-158-15

TypeTFEA
VariantSide entry circular spigot
Casing materialSteel, powder-coated, RAL 9010 (pure white)
Type of ceilingClip-in tile ceiling
Position of air terminal deviceInternal
Air terminal deviceVDWF
Nominal size [mm]400 × 16 blades
Spigot size [mm]∅ 158
Flange width [mm]15

Downloads

product information

  • Product data sheet TFEA

    TFEA_PD_2023_11_17_DE_en Product data sheet  880 KB pdf

certificates

  • Non-CE Manufacturer's statement TFEA

    TFEA_MS_CE_2026_02_DE_en Manufacturer's statement  670 KB pdf
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