TROX TFC

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For critical air cleanliness and critical hygiene requirements, suitable for ceiling installation

Ceiling mounted particulate filters as a final filter stage with Mini Pleat filter panels for the separation of suspended particles. Used in medicine, biology, the pharmaceuticals industry, and sensitive technical areas.
■ Easy, time-saving and secure filter change, can be completed by one person due to special press-in frame
■ Quick and easy diffuser fixing with central screw and spring
■ Robust, welded construction
■ With or without optional sealing integrity test facility
■ Compact construction, suitable for low ceilings, integration with all clean room ceiling systems from various manufacturers
■ Various diffusers to ideally meet individual requirements
■ Horizontal (circular, rectangular) or vertical (circular) connection
■ Choice of low-leakage shut-off damper or volume flow limiter for horizontal connection
■ Equipment for differential pressure measurement and particle sampling for measurements
■ Filter element can be easily accessed from the clean air side even after installation thanks to a removable cross bar
■ For air cleanliness classes 5 to 8 according to ISO 14644-1
■ Meets the hygiene requirements of VDI 6022
■ Leakage class: EN 1886 L1, EN 15727 class D

General Information

Application
  • Particulate filter air terminal device for ceiling installation as a final filter stage and for air distribution
  • Fitting of filter elements for the separation of suspended particles such as aerosols, toxic dusts, viruses or bacteria from the supply or extract air.

 

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

 

Classification
  • Hygiene tested to VDI 6022 SC, SCH, SCV, SCM, SCD, SCA, TC, TCM, TCA, SR

 

Nominal sizes
  • 16, 20, 24, 25, 27, 33 in

 

Variants
  • SC: Side entry circular spigot
  • SCH: Side entry circular spigot, manually adjustable shutoff damper
  • SCE: Side entry circular spigot, shut-off damper with electric actuator 24 – 240 V AC
  • SCV: Side entry circular spigot, volume flow limiter
  • SCM: Side entry circular spigot, damper blade for volume flow rate balancing
  • SCD: Side entry circular spigot, recessed
  • SCA: Side entry circular spigot, aerosol feed
  • TC: Top entry circular spigot
  • TCM: Top entry circular spigot, damper blade for volume flow rate balancing
  • TCA: Top entry circular spigot, aerosol feed
  • SR: Side entry rectangular spigot

 

Constructions

  • G: Gel seal (frame depths 3.6 – 4.1 in)
  • CF: Continuous seal or flat seal (frame depths 3.1 – 3.5 in)
  • CFL: Continuous seal or flat seal (frame depth 6 in)
  • FT: Flat seal (frame depth 3 in)
  • FTL: Flat seal (frame depth 6 in)

 

Casing material
  • SPC: Steel, powder-coated RAL 9010, pure white
  • STA: Stainless steel (only for SC, TC, SR)

 

Parts and characteristics
  • Electric actuator: mains connection 24 – 240 V, 50 Hz
  • Volume flow limiter: factory set to a reference flow rate, can be adjusted within a volume flow rate range of > 5 : 1

 

Air terminal devices
  • ADLQ: Ceiling diffuser
  • DLQ: Ceiling diffuser
  • DLQL: Ceiling swirl diffuser with baffle element made of acoustic fleece
  • LF: Ceiling diffuser
  • FD: Ceiling swirl diffuser
  • TDF: Ceiling swirl diffuser
  • VDWF: Ceiling swirl diffuser
  • PCD: PROCONDIF® diffuser
  • AIRNAMIC: Ceiling swirl diffuser

 

Options
  • ED: External diffuser
  • ID: Internal diffuser
  • CC: Clip-in tile ceiling
  • D: Spigot diameter
  • T: Top suspension and measurement points
  • S: Side suspension and measurement points
  • FC: With supports to carry a false ceiling, measurement points at the top

 

Useful additions
  • Mini Pleat filter panels (MFP) or Mini Pleat filter panels for clean rooms (MFPCR)
  • Suitable filter elements to be ordered separately

 

Construction features
  • Clamping mechanism with 4 fixing points for filter elements
  • Sealing integrity test facility as an option
  • Removable cross bar
  • Measurement points for monitoring the differential operating pressure

 

Material and surfaces
  • Casing made of either sheet steel, powder-coated RAL 9010, pure white, or of stainless steel for variants SC, TC and SR
  • Diffuser face made of sheet steel, powder-coated RAL 9010, pure white: DLQ, FD, TDF, VDWF, LF, DLQL; diffuser face made of anodised aluminium: ADLQ; diffuser face made of stainless steel: VDWF and LF.
  • Diffuser made of sheet steel, powder-coated RAL 9010 (pure white, matt); type PCD with internal part made of PP plastic, RAL 9010 (pure white)
  • Diffuser made of high-quality ABS plastic, RAL 9010 (pure white), type AIRNAMIC

 

Standards and guidelines
  • Hygiene meets the requirements of 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

 

Maintenance
  • Filter changes and maintenance on constructions with shut-off damper can be carried out without interruption to the system operation.
  • Diffusers with central fixing can be easily removed for filter changes and cleaning.

 

Installation and commissioning
  • Fitting of filter elements with a flat seal, continuous foam seal or gel seal
  • The filter element is pressed into place with four easy-to- ▪ handle clamping screws
  • Diffuser fixing with central screw and spring (fixing by others)

 

Disclosure of Chemicals

  • RoHS EU Directive 2011/65/EU (RoHS)
    • This product or single variants comply with EU Directive 2011/65/EU (RoHS) on the restriction of the use of certain hazardous substances in electrical and electronic equipment. For more information, please refer to our Environmental Product Declarations.
  • REACH 1907/2006 (EC Regulation REACH)
    • This product or single variants comply with the provisions of EC Regulation No. 1907/2006, also known as REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals). For more information, please refer to our Environmental Product Declarations.

Function

1 Casing
2 Fixing bracket
3 Spigot with lip seal
4 Internal measuring tube
5 Air terminal device
6 Clamping mechanism for the filter element
7 Clamping screws
8 Filter element
9 Filter fitting
10 Pressure measurement point

Specification Text

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
Particulate filter air terminal device type TFC for ceiling installation as final filter stage and for air distribution. Fitting of filter elements for the separation of suspended particles such as aerosols, toxic dusts, viruses and bacteria from the supply or extract air. Casing with side entry or top entry circular spigot or with side entry rectangular spigot. As standard, ceiling mounted particulate filters with circular spigots are fitted with a lip seal. Choice of different constructions: low-leakage (‘air-tight’) shut-off damper, either manually adjustable or with electric actuator; volume flow limiter; damper blade for volume flow rate balancing; recessed side entry spigot; or aerosol feed. Casing without test groove for filters with flat seal, continuous foam seal or gel seal; casing with test groove as an option for filters with flat seal. Filter depths from 78 to 150 mm. Sheet steel casing with RAL 9010 powder coating; stainless steel as an option. Casing and diffuser are suitable for installation into commercially available plasterboard and mineral fibre ceilings as well as in walk-on ceiling systems. Installation into clip-in tile ceilings is also possible (optional). External diffuser as standard, internal diffuser as an option for flush installation. Fixing on the cross bar with central screw and spring; can be removed so that the filter (downstream side) can be checked. The filter elements are pressed into place by an installation subframe with four clamping screws. As standard, the casings are fitted with an internal measuring tube and pressure measurement points for monitoring the differential operating pressure. As standard, the pressure measurement points are at the top, optionally at the side; in case of false ceiling installation the measurement points are at the top. For the fitting of Mini Pleat filer panels with flat seal, continuous foam seal or gel seal. Leakage test for each casing. Leakage class L1 to EN 1886; leakage class D to EN 15727.
Special features
  • Compact construction
  • Easy to use
  • High operational reliability
  • Suitable for filter elements with various seals and of various heights
  • Easy diffuser fixing with screw and spring
  • Fits various ceiling systems

 

Materials and surfaces
  • Casing made of either sheet steel, powder-coated RAL 9010, pure white, or of stainless steel for variants SC, TC and SR
  • Diffusers made of sheet steel, powder-coated RAL 9010 (pure white): DLQ, FD, TDF, VDWF, LF, DLQL. Diffusers made of anodised aluminium: ADLQ. Diffusers made of stainless steel: VDWF and LF
  • Diffuser made of sheet steel, powder-coated RAL 9010 (pure white, matt): PCD with internal part made of PP plastic, RAL 9010 (pure white)
  • Diffuser made of high-quality ABS plastic, RAL 9010 (pure white): AIRNAMIC

 

Constructions
  • SPC: Steel, powder-coated RAL 9010, pure white
  • STA: Stainless steel (only for SC, TC, SR)

 

Life cycle assessment
A life cycle assessment is available for the product type in the form of an environmental product declaration (EPD), which has been checked and published by a programme holder.

Downloads

TFC Product Data Sheet

TFC Declaration of Hygiene Conformity

TFC Non-CE Manufacturer’s Statement

TFC Installation and Maintenance Manual

Changing of Particulate Air Filters