TH | TC | THC | MH | MC | MHC TopVent ® Content Operating instructions 1 Use 8 Transport and installation 1.1 Intended use ..............3 8.1 Scope of delivery ............25 1.2 User group ..............3 8.2 Storage ................ 26 8.3 Requirements for the installation site ......
TH | TC | THC | MH | MC | MHC TopVent ® Operating instructions 1 Use 1.1 Intended use TopVent TH, TC, THC recirculation units ® These TopVent ® units are recirculation units for heating and cooling spaces up to 25 m in height with central heat and cold supply. They have the following functions: ■...
TH | TC | THC | MH | MC | MHC TopVent ® Safety Operating instructions 2 Safety 2.1 Symbols Caution This symbol warns against risk of injury. Please heed all instructions designated by this symbol to prevent injuries and/or death. Attention This symbol warns against property damage.
TH | TC | THC | MH | MC | MHC TopVent ® Construction and operation Operating instructions 3.2 Function diagrams TopVent TH recirculation units TopVent MH supply air units ® ® ■ ■ Extract air Fresh air ■ ■ Air filter with differential pressure ...
Fresh air damper ....closed The unit draws in room air, warms it and blows it back into the room. Heating ......on Forced heating can be activated and set as required by the Hoval service technician. For example, it is suitable for heating the hall before taking the control system into Adjustable by the Hoval service technician operation or if the controller fails during the heating period.
TH | TC | THC | MH | MC | MHC TopVent ® Type code Operating instructions 5 Type code TopVent TH, TC, THC recirculation units ® Availability THC - 9 B C / ST . D1 / S . FK . LH . UA / Y . KP / TC . - . PP . RF Unit type Recirculation unit with heating section Recirculation unit with heating/cooling section...
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TH | TC | THC | MH | MC | MHC TopVent ® Type code Operating instructions Availability THC - 9 B C / ST . D1 / S . FK . LH . UA / Y . KP / TC . - . PP . RF TH TC THC Silencer ●...
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TH | TC | THC | MH | MC | MHC TopVent ® Type code Operating instructions TopVent ® MH, MC, MHC supply air units Availability MHC - 9 B C / ST . D1 / S . -- . LH . A / Y . KP / TC . PP . RF Unit type Supply air unit with heating section Supply air unit with heating/cooling section...
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TH | TC | THC | MH | MC | MHC TopVent ® Type code Operating instructions Availability MHC - 9 B C / ST . D1 / S . -- . LH . A / Y . KP / TC . PP . RF MH MC MHC Condensate pump ●...
TH | TC | THC | MH | MC | MHC TopVent ® Technical data Operating instructions 6 Technical data 6.1 Application limits Extract air temperature max. °C Supply air temperature max. °C Temperature of the heating medium max. °C Pressure of the heating medium max.
TH | TC | THC | MH | MC | MHC TopVent ® Technical data Operating instructions 6.6 Sound level Unit type Sound pressure level (at a distance of 5 m) dB(A) Total sound power level dB(A) Octave sound power level 63 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 8000 Hz with a hemispherical radiation pattern in a low-reflection room Table 11: Sound level...
A suspension set is available to make it easy to install the units on the ceiling. The set consists of 4 pairs of U-profiles made of Aluzinc sheet metal and is height-adjustable up to 1300 mm. 7.3 Air filtration For hygiene reasons, Hoval recommends always fitting TopVent ® units with a filter. Filter box A filter box with 2 bag filters can be installed for the purpose of filtering the recir- culation air.
TH | TC | THC | MH | MC | MHC TopVent ® Options Operating instructions Flat filter box A flat filter box with 4 pleated cell filters can be installed for the purpose of filtering the recirculation air. A pressure difference control device is installed for automatic monitoring of the filter.
TH | TC | THC | MH | MC | MHC TopVent ® Options Operating instructions 7.6 Acoustic cowl The acoustic cowl reduces the noise level in the room; it is installed in the Air-Injector. This does not change the outside dimensions of the Air-Injector. Insertion attenuation is 4 dB compared with the total sound power level of each TopVent unit.
TH | TC | THC | MH | MC | MHC TopVent ® Options Operating instructions 7.11 Pump control for mixing or injection system Instead of the diverting system, a mixing or injection circuit can also be installed in the load circuit. Please note the following: ■...
TH | TC | THC | MH | MC | MHC TopVent ® Transport and installation Operating instructions 8 Transport and installation Caution Risk of injury from incorrect handling. Transport, assembly and installation work may only be performed by specialists. Observe safety and accident prevention regulations.
TH | TC | THC | MH | MC | MHC TopVent ® Transport and installation Operating instructions 8.2 Storage If you do not install the unit immediately: ■ Remove the packaging film to avoid water vapour condensation. ■ Store the unit in a dry, dust-free room. ■...
TH | TC | THC | MH | MC | MHC TopVent ® Transport and installation Operating instructions 8.4 Installation Caution Risk of injury caused by falling load and improper handling. During installation: – Wear personal protective equipment. – Do not stand under suspended loads. –...
TH | TC | THC | MH | MC | MHC TopVent ® Transport and installation Operating instructions 8.5 Hydraulic installation ■ Connect the heating or cooling coil in accordance with the hydraulic diagram. ■ Depending on local conditions, check whether compensators for linear expan- sion are required for the supply and return lines and/or articulated connections are required for the units.
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TH | TC | THC | MH | MC | MHC TopVent ® Transport and installation Operating instructions Pressure drop in kPa Pressure drop in kPa 1.6 1.8 1.2 1.4 1.8 2.0 1.6 1.8 1.2 1.4 1.8 2.0 1000 2000 3000 4000 5000...
TH | TC | THC | MH | MC | MHC TopVent ® Transport and installation Operating instructions 8.6 Condensate connection Condensate arising in cooling units must be removed via a condensate-proof line. ■ Install and insulate the supplied trap on the condensate connection of the unit. ■...
TH | TC | THC | MH | MC | MHC TopVent ® Transport and installation Operating instructions 8.7 Electrical installation Caution Danger of electric shocks. The electrical installation must only be carried out by a qualified electrician. Please note the following: ■...
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TH | TC | THC | MH | MC | MHC TopVent ® Transport and installation Operating instructions ■ Power supply for TopVent ® ■ Zone bus ■ Mixing valve ■ Pump (option) ■ Door contact (option TH, TC) ■ Condensate pump (option TC, THC) ■ Return temperature sensor (option) Fig. 26: TopVent ® recirculation units on-site electrical connection ■...
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TH | TC | THC | MH | MC | MHC TopVent ® Transport and installation Operating instructions TopVent ® TH, TC with EasyTronic EC ■ Connect the power supply to the terminal box in the unit and to the EasyTronic EC. ■...
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TH | TC | THC | MH | MC | MHC TopVent ® Transport and installation Operating instructions Terminal box design (TopVent ® TH, TC) The following components are installed in the terminal box: ■ Isolation switch ■ Circuit board with all required electrical components as well as connection terminals for the following signals: –...
TH | TC | THC | MH | MC | MHC TopVent ® Operation Operating instructions 9 Operation 9.1 Initial commissioning Attention Risk of damage to property as a result of performing initial commissioning on your own authority. Initial commissioning must be performed by the manufacturer's customer service technicians ...
Immediately replace damaged or removed informational and warning signs. ■ Following maintenance work, professionally reassemble all dismantled protective devices. ■ Replacement parts must comply with the technical requirements of the unit manufacturer. Hoval recommends the use of original spare parts. 4 218 828-en-01...
Maintenance and repair Operating instructions 10.2 Maintenance Maintenance schedule Activity Interval Renew air filter When the filter alarm is displayed, at least annually Comprehensively checking function; cleaning Annually by Hoval customer service and possibly repairing the unit Maintenance schedule Filter sets Filter set Design Filter class Mat. no. TopVent ® 6 FK...
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