Trox Technik TFCU Series Operation And Installation Manual Download Page 6

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Fancoil TFCU Series

Unit Identification

   Housing 

It contains all the unit components.  

Choose from galvanised sheet steel as 

standard or the optional painted finish.

   Coil 

Coils are made of galvanised sheets,  

copper tubes and aluminium fins, and feature 

purging and draining valves. Depending on 

the model, it may be formed with a single coil 

or with a cooling coil plus a heating coil.

  Fan motor group 

Has one or two fans depending on the 

model. They are double-inlet centrifugal fans, 

dynamically balanced and designed for high 

performance and low noise levels.  

The fan is made of synthetic material  

with self-lubricated bearings, driven by 

single-phase EC motors, with an adjustable 

voltage of 0–10 V, Class B insulation and 

built-in thermal overload protection.

   Filter 

For the TFCUs, the filters can be accessed 

for maintenance from the rear or from either 

side. 

For the TFCUPs, the filter should be 

accessed for maintenance from the 

connections side.

  Fan access cover 

Screwed-on cover to access the fan section.

  UV lamp (only in TFCUP) 

Supplied as an optional extra in the TFCUP 

range. Fitted with independent terminal strips 

to supply the lamp at 230 V/I/50 Hz.

  Filter access window 

For removing the filter.

  Condensates tray 

Screwed from the exterior, it can be easily 

disassembled for cleaning.

  Electrical connections box 

It contains fast connection terminals for 0 V, 

0–10 V, 10 V power (line L, neutral N and 

earth   and for control), and Tacho for fans 

with a tachometer for measuring rotation 

speed.

  Cold and/or hot water 

connections 

The water inlet should be via the lower 

headers and the outlet via the upper headers. 

There is only one coil for 2T installations,  

and two coils for 4T installations. 

The connections closest to the air inlet are for 

cold water, while the connections closest to 

the air outlet are for hot water.

  Connection nozzle 

For connecting the induction tube,  

integrated in the unit’s housing.

Unit Identification

Summary of Contents for TFCU Series

Page 1: ...1 Operation and Installation Manual EN en Fancoil Units TFCU TFCUP Series Before starting any work read the instructions ...

Page 2: ...2 Fancoil TFCU Series TROX España Polígono Industrial la Cartuja E 50720 Zaragoza Spain Telephone nº 34 976 50 02 50 E mail trox trox es Internet http www trox es 10 2020 2020 ...

Page 3: ...omponents that have not been explicitly authorised by TROX España are also excluded from the guarantee All fault or damages shall only be repaired by specialised personnel observing the applicable safety regulations This manual must be submitted to the person in charge of the facilities at the time when the system is delivered The system s owner must keep this manual together with all the system s...

Page 4: ...with this manual Misuse Operation or handling by untrained personnel Unauthorised modifications Technical changes Use of non approved replacement parts The actual scope of delivery may differ from the information in this manual for bespoke models additional order variations or as a result of later technical changes The obligations agreed in the order the general terms and sale conditions the manuf...

Page 5: ...5 Fancoil TFCU Series Table of Contents 1 Components 6 2 Installation and Commissioning 7 3 Hydraulic Connections 8 4 Electrical Connections 9 5 Technical Specifications 9 6 Fault Table 10 ...

Page 6: ...or the TFCUPs the filter should be accessed for maintenance from the connections side Fan access cover Screwed on cover to access the fan section UV lamp only in TFCUP Supplied as an optional extra in the TFCUP range Fitted with independent terminal strips to supply the lamp at 230 V I 50 Hz Filter access window For removing the filter Condensates tray Screwed from the exterior it can be easily di...

Page 7: ...reas with explosion hazards Installation and Commissioning Installation and Commissioning For installation in false ceilings the unit shall be suspended with threaded rods held with nuts to the brackets on the Fancoil housing To ensure the correct drainage of the unit s condensate it must be installed with an incline of 10 mm as specified in the attached diagram Components TFCUP Components TFCU Ap...

Page 8: ...in order to prevent water from overflowing Fluid will always enter via the lower manifold and come out via the upper manifold Once the connection has been made the coil must be purged using its built in purgers To prevent irreversible damage the hydraulic connection with the coils must be made without transmitting torque to the coil s manifold To do this perform a locknut operation using the appro...

Page 9: ...ge of 230 V 50 60Hz single phase and a control voltage of 0 10 V TFCUP Size Battery type 1 2 3 4 4 5 5 6 7 Cold hot 2 TP 0 8 1 2 1 3 1 7 2 2 2 0 2 5 2 9 Cold 4 TP 0 8 1 2 1 3 1 7 2 2 2 0 2 5 2 9 4 TD 1 1 1 6 1 8 2 2 2 8 2 7 3 4 3 9 Hot 4 TP TD 0 3 0 4 0 4 0 6 0 6 0 7 0 8 1 0 TFCU Coils inner volume l Size Battery type 1 2 2 5 3 4 5 Cold hot 0 8 1 2 1 2 1 3 1 7 2 0 Hot 0 3 0 4 0 4 0 4 0 6 0 7 Techn...

Page 10: ...he unit The fluid temperatures entering the coil are not as expected Supply fluid at the right temperature Dirty filter Clean or replace The installation load loss is higher than expected Verify the load loss in the installation air The unit leaks water The condensates tray overflows Verify that the drains are not obstructed Verify that the unit is installed with the correct inclination Incorrect ...

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