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1. 1 Electric Water heater Air cooler or direct evaporation air cooler mounting pin 2 Frame 3 Gasket Cleaning and Inspection of Coil Heat Exchanger Always clean against the regular direction of airflow Make sure that the coils are purged of air If a droplet eliminator is fitted remove it and fush it clean with water Also check that the condensate drain is not clogged UAB AMALVA we reserve the right to make changes without prior notice 15 2 7 Electric Air Heaters in VERSO S Series Air Handling Units Electric heater is mounted as a middle section of an air handling unit Three interconnected unit parts are bolted together When heating capacity exceeds 45 kW additional electric heater section may be used also up to 45 KW In such a case additional heater is connected to the supply air vent after the ventilation section Each electric heater section has separate main switch to which electric power supply is connected 1 Electric heater 2 Heater main switch 3 Unit main switch 2 8 Electric Air Heaters in VERSO P PCF and VERSO R RHP Series Air Handling Units Electric heater is mounted to the unit supply air vent and screwed to a side panel with pins adi AK 3 1 Pin by which electric heater is mounted to the unit supply air vent 2 Frame 3 Gasket Electric Air Heater Connection to VERSO P PCF and VERSO R RHP Series Air
2. Water air heater Water air cooler Direct evaporation air cooler Two step direct evaporation air cooler Possible VERSO S composition options 1 With the air heater mounted inside the unit and recirculation section 2 With the air heater and air cooler mounted inside the unit 3 With the air heater and air cooler and additional heater mounted outside the unit UAB AMALVA we reserve the right to make changes without prior notice KE Water Air Heaters Air Coolers Direct Evaporation Air Coolers Mounted at the Bottom of VERSO P PCF VERSO R RHP Units The section of air heater air cooler or direct evaporation air cooler insulated in mineral wool is mounted on the outside of the unit Therefore air handling unit takes less space and it is more convenient to install 1 VERSO R RHP or VERSO P PCF with air heater installed outside the unit 2 VERSO R RHP or VERSO P PCF with air heater or air cooler installed outside the unit Water Air Heaters Air Coolers Direct Evaporation Air Coolers Mounting Types at the Top of VERSO P PCF VERSO R RHP Units 1 VERSO R RHP or VERSO P PCF with air heater and air cooler positioned on the welded frame outside the unit base frame with legs for heat recovery section
3. OMNOANRWHD Cleaning and Inspection of Plate Heat Exchanger Always clean against the regular direction of airflow Inspection and dedusting of the plate heat exchanger is performed once per year it is removed from the unit and blown with an air blast or washed with tepid water Inspect the condensate drain to make sure that it isn t clogged 10 UAB AMALVA we reserve the right to make changes without prior notice komfovent verso 2 3 Rotary Heat Exchanger in VERSO R RHP Air Handling Units The heat exchanger actuator mechanism is oiled with synthetic solution therefore there is no need to oil mechanism during its exploitation It is important to make sure that the rotary heat exchanger mechanism is clean to change the filters installed in the air handling unit on time to perform periodical heat exchanger cleaning The temperature efficiency of a dirty heat exchanger can diminish considerably 1 Rotary heat exchanger frame 5 Rotary heat exchanger sensor 2 Rotor 6 Main module 3 Shaft 7 Heat pump system 4 Actuator with a reducer Cleaning and Inspection of Rotary Heat Exchanger Inspection of the rotary heat exchanger is performed once per year Free rotation of the rotary heat exchanger con tinuity of the rotating belt absence of damages of the rotor drums and the seal gasket are checked It is necessary to check the stretch of belt Free belt will slide and the eff
4. If the unit is ordered with adjustable feet unit can be leveled with its help Leveling up to 50 mm If the surface on which the unit is installed is not even the air handling unit can distort because of that doors may not close correctly there may be gaps between jointed sections It is advisable to put a gum seal between the air handling unit and the base AN It is forbidden to install the air handling units one on the other AN Wiring connection see electrical installation manual 1 Fastening place for the key to the doors during air handling unit transportation 2 The key Noise Caused by VERSO Air Handling Units Air handling unit causes some acoustic noise more specific data is available in the technical unit specification and this has to be taken into consideration when installing air handling unit Comfort in the facilities depends not only on the air handling unit but also on the quality of the ventilation system installment quality and other factors noise reduction means and etc Recommended e To install air handling unit not closer than 500 mm from a wall if needed use additional noise reducing materials for example layers of mineral wool e Make sure that vibration from the air ducts does not transmit to the building construction therefore it is recommended to use flexible connectors absorbing air duct holders Air ducts must be selected so that air flow would not create additional noise and vibrat
5. In order to review the parameters V A buttons should be used In this manner the panel windows can be switched to the temperatures air volume or quality air humidity indication window 28 UAB AMALVA we reserve the right to make changes without prior notice komfovent verso Main windows of control panel 16 21 Mon 25 9 2012 16 21 Mon 25 09 2012 Extract air temperature Extract air volume i n o eck i dii Supply air volume o o 3 9 13100m h Supply air temperature E ir 21 3 o E m 16 21 Mon 25 09 2012 16 21 Mon 25 09 2012 Extract air quality amp afel s ppm cs Outside temperature Supply air humidity SIE Ft corri 2 f sul f Ma ad Fe EGO fo SS EGOCD 6 4 Picture Note The fourth window is shown only when the air quality or humidity function is activated 6 5 Unit Programmable Settings By touching E button in the main window the parameters setting menu Picture 6 5 is entered The menu window is selected with Y A buttons When the required menu for setting the desired parameter has been selected the button GE is pressed again and the desired item is selected or the value is set with After the selection is set the value is confirmed by pressing again Pressing button in any menu window returns you to the previous menu or main window Parameters menu of the panel 16 21 Mon 25 09 2012 16 21 Mon 25 09 2012 Alarms Status Settings 6 5 Picture Note If touch bu
6. The recirculation level in terms of percentage points and operation time are set Up to 5 recirculation schedules can be set This menu item is available when recirculation control according to the weekly schedule is activated 6 9 Alarms and status ay 6 9 1 Actual alarms Alarms Status Actual alarms Actual alarms 127B Service mode Alarm history 3B VAV calibration fa Operation counters Delete Efficiency status Filters status VAV status This menu shows messages on existing faults Messages are deleted when Delete is selected 6 9 2 Alarm history Alarms Status Alarm history Actual alarms 20 12 2012 10 24 2B Alarm history Low supply air flow Operation counters 19 12 2012 12 24 3A Efficiency status Electric heater off Filters status VAV status Former messages are shown here 6 9 3 Operation counters Alarms Status Operation counters Operation counters Air heater operation Air heater operation 5624h Reset selected Supply fan operation Efficiency status 590h Reset all _ Filters status Exhaust fan operation Exhaust fan operation VAV status 495h 495h This menu shows the operation time or energy consumption of the heater and fans UAB AMALVA we reserve the right to make changes without prior notice 35 6 9 4 Efficiency status Alarms Status Actual alarms Alarm history Efficiency status Heat exchanger therm 80 Operation counters Efficiency status Filters status
7. air ratio set by the user 6 7 8 Humidity control Functions Functions Humidity control Operation on demand Operation on demand Setpoint1 55 RH Off Model Comfort1 Recirculation control Setpoint2 30 RH Off Mode2 Economy2 Humidity control Humiuttey CULE UL Off Off Air handling unit can be ordered with air humidity control function In this case one of the humidity control possibilities should be noted in advance Control location e supply air extract air e room Method of control e humidification dehumidification e humidification amp dehumidification 6 8 Unit operation scheduling 6 8 1 Operation program Scheduling Operation program Economy1 234567 Hollidays 22 00 Recirculation schedu Stop time 24 00 For air handling unit up to 20 operation programs can be set An operation mode and a day of the week can be assigned to each program 34 UAB AMALVA we reserve the right to make changes without prior notice komfovent verso 6 8 2 Holidays Scheduling 01 holliday 01 holliday Operation program Standby Standby Hollidays Recirculation schedu The holiday schedule specifies the time period during which the air handling unit will operate according to the specified mode Up to 10 holiday schedules can be set 6 8 3 Recirculation schedule Scheduling 01 schedule Operation program 63 1234567 Hollidays 22 00 Recirculation schedu Stop time 24 00
8. 7 8 6 UAB AMALVA we reserve the right to make changes without prior notice komfovent verso 1 4 VERSO R RHP Air Handling Units Equipped with Rotary Heat Exchanger Air dampers closing Supply air filters Exhaust air filters Supply air fan with electric motor Exhaust air fan with electirc motor Rotary heat exchanger Air heater water or electric Air cooler water or direct evaporation Main module Base frame Sections connection Sections connection Sealing gasket Connection bolt Frequency inverter Extension module g oo ll LE TTT q q u SI AN IN 5 ii I l Nes CI ee ZZZ i 9 A AA A A DIA WVIN O 0 O O NODOTITAWNA 1 5 Brief Description of the Unit e Casings of air handling units are made of galvanized steel sheets which are powder painted Mineral wool is used for thermal insulation and sound attenuation Unit cover panels are 45 mm thick The air handling units are intended for ventilation of medium sized and big sized spaces eg shops offices etc having operating ambient temperature and relative humidity As standard the unit is designed for indoor and outdoor with additional parts placement The operating temperature range for the unit is 30 C 40 C outdoor air te
9. E TE 31 6 7 2 Outdoor Compensated ventilation 31 6 7 3 Minimum temperature control i 32 6 7 4 Override UNClOM ln 32 6 7 5 SUMMErnigheto0lingji ale 32 6 7 6 Operation on demand iii dI 6 7 72 REGIICUISION GONtTtolcnae init dI SS FUMI iii 34 2 UAB AMALVA we reserve the right to make changes without prior notice T_T e _ __ _ yF _ e Ye YoQ tu o o o WNWMNgT E T qm o Sa komfovent verso 6 8 Unit operation scheduling asma claire 34 6 8 1 Operation DrOOl AN sessedsalecaasincenneanetsadaes beccdduns cosa leadadeunnacaeaeedeueadenctansdniengasackionaiantss 34 4g Re RIE EIA 35 6 8 3 RecirculationSCHedUle mar 35 6 9 Aldimsandseiis lella 35 CERA ORRORE 35 DEAR 35 6 9 3 OperationGouniefS a leciti 35 6 94 EMICIGNCY Sali 36 CRI Sc ARIE ORA 36 RIVIERA 36 ESRI 36 6 11 Control of air handling units through a web browser 37 6 12 Troubleshooting sisses ENEA anna N lione 37 This symbol indicates that this product is not to be disposed of with your household waste according to the WEEE Directive 2002 96 EC and your national law This product should be handed over to a designated collection point or to an authorised collection site for recycling waste electrical and electronic equipment EEE Improper handling of this type of waste could have a possible negative impact on the environment and h
10. Handling Units a After opening doors of the air handling unit linkage 4 connecting the heater and the unit is connected b Unit electric power supply is connected to the heater introductory main switch 3 Unit electric power supply is connected The cable is put through the sealant 1 16 UAB AMALVA we reserve the right to make changes without prior notice komfovent verso Lk Ak Sa 1 Sealant 2 Unit main switch 3 Heater main switch 4 Linkage connecting the heater and the unit Electric Air Heaters Protection from Overheating Three safety measures protect electric air heaters from overheating 1 70 C heater overheating protection When airflow velocity is too low it does not allow the heater elements to get hotter more than 200 C Protection system works automatically overheat is indicated on the remote control device 2 100 C heater overheating protection After disconnecting electric power supply from the heater protection is restored manually the reset switch on the heater is pressed overheating is indicated on the remote control device 3 60 C triac overheating protection Heater control is terminated protection resumed automatically message is displayed on the remote control device There is a possibility to resume overheat danger safety by pressing RESET button only if before reasons for the heater overheating are clarified and eliminated Cleaning and Inspection of Electri
11. VAV control It means that the performance of this function requires only a single air flow pressure sensor which is installed in a variable air duct system e g in supply air This variable system is called the master ventilation system according to which control is performed while the other air flow in this case discharged air operates as the slave ventilation system and always follows the master one If the supply air requirement in the ventilation system which is assigned as the master system decreases the intensity of discharged air in the slave system is reduced correspondingly by the same percentage If the variable air volume control function is designed in the ventilation unit the initial calibration of the control mode must be performed see Paragraph 6 9 6 otherwise the unit will not operate if the VAV mode is selected 6 6 3 Temperature control modes Operation mode Comfort1 Operation mode Supply Flow control CAV Temperature control Supply Exhaust Room Tempera ture COCIDO Supply The air handling unit provides for several temperature control modes supply air extract air or room air temperature maintenance 30 UAB AMALVA we reserve the right to make changes without prior notice komfovent verso 6 7 Functions of the unit n 6 7 1 Air quality control Air quality control Air quality control Setpoint1 1000ppm On On Model Comfort1 Outdoor compensated O
12. the user when the heater capacity available in the unit is insufficient and or heat recovery does not ensure minimally possible temperature supply to the room The user can set a separate supply air temperature value so that when that value is not achieved the intensity of the ventilation unit starts to be reduced automatically The air flow may be reduced to the minimally possible ventilation intensity of 20 Override function Outdoor compensated Override OFF All time Min temperature con Off Adj Economy1 Override function Override tunction Off Off Override OVR control of the unit can be performed by the external contact see Picture 5 3b or device timer switch thermostat etc The received signal from the outside activates the OVR function which ignores the current operation modes of the unit and performs one of the selected actions listed below e Switches off the air handling unit e Switches over the unit to operation according to the mode Comfort1 e Switches over the unit to operation according to the mode Comfort2 e Switches over the unit to operation according to the mode Economy1 e Switches over the unit to operation according to the mode Economy2 e Switches over the unit to operation according to the mode Special e Switches over the unit to operation according to the weekly schedule The OVR function provides for three operation modes selectable depending on the need
13. 30 Recirculation control Recirculation control Off Off The air handling unit with a mixing section has the extract air recirculation function i e when the extract air flow is returned to the room Recirculation can be performed according to e Room air quality In this case air quality sensor should be additionally connected to the controller terminals Air quality sensor The user can set the air quality value to be maintained so that when it is exceeded the recirculation damper is closed and the unit supplies more fresh air Recirculation according to air quality is performed by the same sensor which is used in the control of the Air quality function default setting UAB AMALVA we reserve the right to make changes without prior notice 33 e External temperature Recirculation will be controlled to the external temperature curve set by the user e g Recirculated air 100 H g i Outdoor temperature 0 Cc 20 0 20 30 e Weekly schedule The user can set an automatic program for the whole week where the following can be assigned the moment and percentage of required recirculation The recirculation schedule is set with the scheduling menu e External contact If a device switch relay timer etc is connected to the external control terminals see Picture 5 3 b recirculation will be activated when the contacts are short circuited and will operate at the recirculated fresh
14. B AMALVA we reserve the right to make changes without prior notice 19 4 VERSO AIR HANDLING UNITS INSTALLATION 4 1 VERSO Air Handling Units Maintenance Space Maintenance space is needed for convenient inspection of the unit perform maintenance works when there is a need to pull it out for inspection change parts of the unit or even the whole unit In order to change some unit components there might be a need to demount the unit partially or completely The minimal unit maintenance space range is enough to change air handling unit filter A recommended space for the unit maintenance Ain Minimal necessary space for the unit operation H free space over the installed air handling unit B recommended space behind the air handling unit 20 UAB AMALVA we reserve the right to make changes without prior notice eeaae _ _ _ ee ea J _ _ _ oe YW _ YWy 8___48 6 amp cF E O a lll komfoven t verso 4 2 Setting and Installing VERSO Air Handling Units Before installing air handling unit it is important to remove transportation elements If the unit was transported not on the positioning frame sections should be placed from wooden panels to positioning frame The unit is installed on even and solid base location that was assigned to it According to the unit weight which is indicated in technical specifications dimensions and other important parameters special construction calculations should be done
15. HANDLING UNITS TRANSPORTATION 0 cccccccccccsscccessssseeseeesesseeseeeeeeseeeeeees 19 4 VERSO AIR HANDLING UNITS INSTALLATION llll iii 20 4 1 VERSO Air Handling Units Maintenance Space i 20 4 2 Setting and Installing VERSO Air Handling UnNItS ii 21 4 3 Connector to the dir dilata 22 4 4 VERSO Air Handling Units Sloping Drain Tray 22 4 5 Check up before turning on VERSO Air Handling UNIt cc csceeeeeeeesseeeseeeeeeaeeeeeees 23 5 ELECTRICAL INSTALLATION MANUAL l iii 24 5 1 Air Handling Units Sections Connection 24 5 2 Electric Power Supply Connection i 24 5 3 External Elements Connection iii 24 5 4 Temperature Sensors Installation ii 26 5 5 Requirements for the installation of the control panel 26 5 0 Control panel CONAECHon rai 26 6 OPERATION MANUAL gliela 27 CLI 27 6 2 Start up Of the Ual 27 6 3 Control parelindicalioni eslclic eee asia 27 6 4 Parameters REVIEW lla 28 6 5 Unit Programmable Settings iiiiii 29 6 6 Settings of UNUMOdES soseri asenn einan ae inia a lia 30 6 6 1 Operation MOdes e 30 6 6 2 Flow control Modes 30 6 6 3 Temperature control modes iii 30 6 4 Functions of eagle 31 Ge kArguUaAl CONTO PILE RR RR
16. VAV status Heat exchanger recov 500W Thermal energy saving 80 The menu is designed to monitor the efficiency of the heat exchanger and fans 6 9 5 Filter status Alarms Status Filters status Filters status Actual alarms Clean filters calibr Clean filtarc calihn Alarm history Operation counters Outdoor air filter Efficiency status 55 Filters status Extract air filter 60 It is possible to monitor the pollution level of filters and to calibrate clean filters 6 9 6 VAV status Alarms Status VAV status Actual alarms VAV calibration stat Alarm history Not calibrated Start Operation counters calibration Efficiency status Filters status VAV status In this menu it is possible to calibrate the VAV function and to review its mode Calibration of the variable air volume control mode 1 Prior to starting the unit it is necessary to adjust the air distribution and exhaust devices contained in the ventilation system and to open all variable air volume valves in the branches and channels so that air would be supplied to all rooms to be ventilated 2 To start the air handling unit and in accordance with the diagram shown above to start the VAV calibration The VAV mode status will change to Calibration When calibration is completed the VAV mode status will change to Supply Extract or Double depending on the configuration of the pressure sensors 3 When the calibration process is completed the air handlin
17. ables or to use shielded cables In this case the cable shielding must be grounded 5 1 Air Handling Units Sections Connection After unit parts have been connected together see Units Installation Instructions the connecting cables and wires of the sections of the unit are connected Connector connection is performed strictly according to numeration given in wiring diagram or adequate markings see unit electric scheme When disconnecting sections of the unit do not pull connecting wires and cables 5 2 Electric Power Supply Connection Electric power supply 400V AC 50Hz voltage is connected to the main switch which is envisaged in the heat exchanger middle section of the air handling unit Prior to connecting to the power supply the main switch must be installed near the unit in the intended place or directly on its wall It is necessary to connect earthing Unit must be connected to the stationary installation by solid cable through circuit breaker with 300mA current leakage protection The power supply cable of the unit and electrical heater is selected according to the maximum current strength indicated in the presented technical data sheet The cable types are indicated in Table 5 2 5 2 Table Electric power supply cable types Current A Cable type 5 x 1 5 mm Cu 5 x 2 5 mm Cu 5 x 4 0 mm Cu 5 x 10 0 mm Cu 5 x 16 0 mm Cu 5 x 25 0 mm Cu Before connecting unit to the electrical power su
18. and drive and the connections between them A fault signal has been received from Supply fan drive failure the supply fan drive Check the supply fan drive and its messages Supply fan drive overload The supply fan drive is overloaded Check me condwion ORS SUPPI TAN AHYE and its cooling Supply fan motor failure The supply fan is broken ONEC The Suppi tanandreplace iti necessary Check the condition of the supply fan and Supply fan motor overload The supply fan is overloaded make sure that the resistance of the ventilation system is not exceeded Exhaust fan drive failure A aut SINE has peen econ atom Check the exhaust fan drive and its messages exhaust fan drive Exhaust fan drive overload The exhaust fan drive is overloaded Check the condition of the exhaust fan drive and its cooling Exhaust fan motor failure The exhaust fan is broken Check the exhaust fan and replace it if necessary Check the condition of the exhaust fan and The exhaust fan is overloaded make sure that the resistance of the ventilation system is not exceeded Rotor drive failure etal signal has beenreceved ORO Check the rotor drive and its messages rotor drive Rotor drive overload The rotor drive is overloaded DIC the condition of the rotor drive and its cooling Rotor motor failure The rotor motor is broken NECE wie TOCE MOIO ANANE PERE necessary Rotor motor overload The rotor motor is overloaded Check the condition of the rotor motor and
19. c Air Heaters Recommended to perform periodical inspection and cleaning of heater Check the plates of water air heater The air heater is cleaned with hoover from supply air side or with air blast from exhaust air side If it is very dirty wash with tepid water which will not make corrosion of aluminium Check if position of return water temperature sensor is right Check if electric air heater is properly fixed wires connections are not damaged and heating elements are not bent They can be damaged or bent due to uneven heat or uneven and turbulent air direction Check if electric air heater is clear of unnecessary things and heating elements are not clogged because this can cause unpleasant smell or in the worst case dust can start burning Air flow through the air heater should be greater than 1 5 m s Heating elements can be cleaned with hoover or wet textile UAB AMALVA we reserve the right to make changes without prior notice 2 9 VERSO Series Air Handling Units Designed for the Outdoor Use VERSO air handling units which are designed for outdoor use can be additionally assembled with roofs with water drain tray to opposite viewing side Every section has separate roof which must only be connected together Joints need to be additionally sealed if units are intended to be used outside Sealant is not included in unit set Ee eee ee
20. d When this function is active the current ventilation level is switched to the maximum ventilation intensity 100 and ventilation is performed only by means of fans i e at that time neither the air cooling nor the energy recovery functions operate Summer night cooling function has an operating priority over the following functions outdoor compensated ventilation the air quality function and the recirculation function 6 7 6 Operation on demand Functions Functions Operation on demand Override function e function Off On 1020ppm Summer night cooling Off off Operation on demand Operation on demand Off Off The air handling unit start up function is designed to start the unit which at that time is in the standby mode when one of the selected parameters has exceeded the critical limit The function provided for the start up of the unit according to e Room CO sensor e Room air quality sensor VOCq e Room air pollution sensor VOCp e Room relative humidity sensor e Room temperature sensor Operation on demand start up shut down is performed by the same sensor which is used in the control of the Air quality function A room sensor with the analogue output 0 10V DC should be designed for this function 6 7 7 Recirculation control Functions Functions Recirculation control Summer night cooling Summe g ing Setpoint Off 600ppm Operation on demand Min fresh air off Adjust
21. d blades must be controlled by frequency converters Frequency set by the frequency inverter cannot exceed frequency data specified in the print out Note fan type is specified in the print out Measuring device for determining air volume The differential pressure compares the static pressure in front of the inlet ring with the static pressure in the inlet ring of the narrowest point The differential pressure between the static pressures is related to the air volume V k via the energy conservation rate as follows AP where k takes into account the specific ring characteristics Example If differential pressure of 700 Pa is measured for size 630 the air flow rate can be calculated V k Ap 381 4 700 10080 m h Fan Coeficioni K Fan Coefficient k C Reso o Rioo 262 C Reso o1 Rmo w Cleaning and Inspection of Fans and Fan Space Polluted fans decrease efficiency Before performing any inspection work check whether the unit is switched off from the electric power supply Inspect and clean the fan impellers to remove possible dirt deposits Check the impeller to make sure that it is not out of balance Clean or brush off the fan motor It can also be cleaned by carefully wiping it with a damp cloth that has been dipped in a solution of water and dishwashing detergent Clean the fan space if needed 2 2 Plate Heat Exchanger in VERSO P PCF Air Handling Units When operating
22. e S 1 Roof 2 Roof plate 3 Roof plate fixer 4 Air intake vent casing 5 Exhaust air vent casing 6 External grills 7 Valve actuator cap Fy n Ill Vena SSS S _ i a 3 li 18 UAB AMALVA we reserve the right to make changes without prior notice r__ _4 y ___ EEEedldldddAd i W WII8 GGGG II I UDDNTFTEFF i komfoven t verso 3 VERSO AIR HANDLING UNITS TRANSPORTATION VERSO Air Handling Units Transportation by Crane Lift Truck and Carts The unit is transported separately While transported each section is fixed to a wooden pallet and wrapped Dampers and flanges are supplied not fixed to the unit They are on the top of each unit section Sealing connecting and fixing bolts are inside in each section Base frame is separate from the unit during the transportation When unit is loaded or unloaded by crane cargo rope is fastened in its designated places Lift truck or cart can transport air handling unit as it is shown in the pictures zs A Separate unit part is lifted by crane on a wooded pallet B Unit is transported by lift truck on a wooded pallet C One section of the unit is transported by lift truck on a wooden pallet D One section of the unit is transported by cart on a wooden pallet E Carts on a wooden pallet transport the unit UA
23. e minimal distance from the air vent of the unit up to the sensor should be not less than a diagonal of rectangular connection The water temperature sensor B5 5 4 b Picture is mounted on the water pipe by screwing it into the provided hole It is recommended that the sensor would be thermo nsulated Supply air temperature sensor B1 Water temperature sensor B5 5 4 a Picture 5 4 b Picture 5 5 Requirements for the installation of the control panel 1 The control console should be installed in a room where the following conditions are ensured 1 1 Ambient temperature 0 C 40 C 1 2 Relative humidity range 20 80 1 3 Protection against vertical dripping of water IP X2 2 Installation height at least 0 6m from the floor 3 Control panel connection designed through the hole in its back side 4 The panel is fixed by drilling two holes on the fixation surface 5 6 Control panel connection The control panel is connected to the controller box see Picture 5 3 The length of the cable for connecting the panel with the unit may not exceed 150 m The cable type is indicated on the electrical diagram of the unit View of the control console 5 6 Picture When closing the console cover do not bend the springs inside the console otherwise the console buttons may fail to operate Prior to connecting the control console supply voltage must be disconnected Control panel connection and other cable thickn
24. equipment High supply air The heating equipment is not controllable Check the heating equipment temperature mixing valve or contactor is blocked The emergency overheating protection Protection can be reset only by pressing the RISAIE heater overheat of the electrical heater has actuated RESET press button on the heater Evaporator air temperature The evaporator air temperature sensor Check connections of the sensor or replace sensor failure is not connected or broken the sensor Evaporator coil The evaporator surface temperature Check connections of the sensor or replace temperature sensor failure sensor is not connected or broken the sensor Return water temperature Return water temperature of the heater low dropped below the permissible limit Icing may form under a low outdoor Moat exonangericng temperature and high room humidity 38 UAB AMALVA we reserve the right to make changes without prior notice E komfoven t verso Possible cause of the fault Elimination of the fault Compressor system operated in an overload mode as a result of too high temperature in the condensing unit It is required to identify and eliminate the cause High pressure on compressor After inspecting and locating the places of refrigerant leakage the system needs to be sealed up Low pressure on Compressor system is leaky or the compressor amount of refrigerant is insufficient It is required to check up the condition of motor
25. esses are specified in the wiring diagram 26 UAB AMALVA we reserve the right to make changes without prior notice rr e _ 1 EelG k jjii i i IW FWI Iii TE komfoven t verso 6 OPERATION MANUAL 6 1 Unit control Air handling units control system ensures control of the physical processes that are taking place inside the air handling unit Control system consists of e main controller module e several extension modules e circuit breakers and main switch e control console which may be installed in a place convenient for the user air dampers actuators e temperature sensors The control panel Picture 6 1 is designed for the remote control of the air handling unit setting of the controller parameters and their indication Control panel LCD display allows monitoring various parameters and text messages The light diode of the panel indicates the operation mode and fault of the unit Air temperature ventilation intensity operation modes and other parameters are set by the touch sensitive buttons Control panel 16 21 Mon 25 09 2012 Bo Functions komfovent 6 1 Picture Touch sensitive buttons located on the panel mean O on off and return to previous menu window E entry to parameters change menu set parameters confirmation V A navigation in the menu parameters value change 6 2 Start up of the unit The unit is started up shut down by pressing and h
26. ff Setpoint2 800ppm Off Adjust Comfort2 Min temperature con in temperature tU Off Air quality control is designed according to e CO sensor 0 2000 ppm e Air quality sensor VOCq 0 100 e Air pollution sensor VOCp 0 100 e Relative humidity sensor 0 100 e Temperature sensor 0 50 C factory setting Depending on the type of the selected sensor the value of the air quality function to be maintained is set and the air handling unit intensity will be adjusted according to that value Ventilation intensity will be increased automatically in the case of deviation from the set value and decreased again when it is approached For example if the unit is designed with the CO maintenance function and is equipped with a CO sensor after setting value 800 ppm this set CO level will be maintained by adjusting ventilation intensity i e ventilation intensity will be increased if the CO level grows and will be decreased when it returns to the previous condition Two air quality value settings for separate unit operation modes are possible The function of air quality operates only if no other below function is active at the same time Summer night cooling Min temperature control Recirculation control Outdoor compensated ventilation Outdoor compensated Air quality control Winter compensation On Stop 15 C Outdoor compensated Start 5 C Off Summer compensation Min temperature con i
27. g unit will continue operation in the previous mode 6 10 Settings T l This menu is designed to set the language date time measurement units and addresses and to reset the password and factory parameters e 25 10 2012 m h default 192 168 0 3 25 10 2012 m h default 192 168 0 3 Login password reset Factory settings res 36 UAB AMALVA we reserve the right to make changes without prior notice oe__ Wii komfoven t verso 6 11 Control of air handling units through a web browser You may not only monitor the operation of VERSO air handling units and the functionality of their individual components change settings and activate extra functions by means of control panel but also by your computer All you need is to connect the unit to the computer local area network or the Internet using a network cable amp Q Standard CAT 5 network cable How to connect the unit directly to your computer 1 Plug one end of the network cable into the controller port on the unit see Picture 5 3 a and the other end to the computer 2 Go to the properties of your network card and enter IP address e g 192 168 0 200 and subnet mask 255 255 0 0 3 Open the web browser on your computer and disable all proxy servers in the settings 4 In the address bar of your web browser enter the IP address associated with the air handling unit the default IP address is 192 168 0 50 You can change it at any time on the control pa
28. iberglass bag filters are used When operating the air handling unit the unclean filters should be changed on time Pressure level drop at which it is recommended to change filters and the measurements are in the technical data pages 1 Upper filter holder 2 Lower filter holder 3 Changeable filter Air filter clogging check The filters should be changed when the filter alarm has been activated We recommend to change filters at least twice per year before and after heating season or more Clogged filters unbalance ventilation system air handling unit uses more power If air handling unit is working in small speed the filters must be checked on unit maximum speed Filters are one time used We do not recommend cleaning them Stop the air handling unit before changing filters Before changing air filters check whether the unit is switched off from the electric power supply 12 UAB AMALVA we reserve the right to make changes without prior notice l__ I n n E E o o o oa Z Zgo 7 I komfovent verso 2 6 Water Air Heaters Air Coolers Direct Evaporation Air Coolers Mostly used with aluminum plates 2 5 3 or 4 mm fin pitch and copper pipes Upon additional order can be assembled with plugged connection for frost sensor Water Air Heaters Air Coolers Direct Evaporation Air Coolers in VERSO S Units
29. iciency of rotary heat exchanger will fall down To reach maximal efficiency rotor must turn at least 8 times per minute Polluted heat exchanger will decrease efficiency Clean heat exchanger with an air blast or wash with tepid water Check out water falling on the electric motor If the fabric drive belt is worn or substantially fouled it should be replaced Do not lubricate it Contact service personal 2 4 Air Dampers Closing air dampers with aluminium or galvanized steel blades are used in the units Air damper is fixed to the air handling unit with screws 12 5 1 Aluminum or galvanized steel blades 2 Rubber sealing 3 Plate shaft for the actuator 4 Shaft for bypass damper closing opening 5 Fastening bend 6 Screw UAB AMALVA we reserve the right to make changes without prior notice 11 Installing Electrical Drives on the Air Dampers Electrical Dampers Safety The electrical actuators control air dampers of the air handling unit If air handling unit is installed outside then all the drives outside have to be protected from moisture and dust i SE M1 A II LISI LUTTO dr rela HT amp IZZO Es DU J IIA iT O E MTN e 1 Electric drive fixed to the air handling unit installed in a building 2 Electric drive fixed under the cap to the air handling unit installed outdoors 2 5 Air Filters and Filter Change Procedure Synthetic or f
30. ing warning Note Caution Important information in the Rotating parts instruction manual Note Place for siphon Before performing any inspection work inside the unit be sure the unit s electric power supply is disconnected VERSO Air Handling Units marking informative c_D 7 Rotary heat exchanger Air humidifying section Water air heater Electrical air heater Inspection Plate heat exchanger Noise attenuator UAB AMALVA we reserve the right to make changes without prior notice E 1 2 VERSO S Air Supply Units 1 Air damper closing 7 Base frame 2 Supply air filters 8 Sections connection 3 Fan with electric motor 9 Sealing gasket 4 Air heater water or electric 10 Connection bolt 5 Air cooler water or direct evaporation 11 Extension module 6 Frequency inverter 12 Main module 1 3 VERSO P PCF Air Handling Units Equipped with Plate Heat Exchanger 1 Air dampers closing Supply air filters Exhaust air filters Supply air fan with electric motor Exhaust air fan with electirc motor Plate heat exchanger Air heater water or electric Air cooler water or direct evaporation Main module 10 Base frame 11 Sections connection 12 Sections connection 13 Sealing gasket 14 Connection bolt 15 Frequency inverter 16 Extension module O ONDOUIDSDWN kd 0 10 16 15 4
31. install the water trap Because of that reason condensate can be hardly eliminated from the air handling unit and the technical premise may get covered with condensate Height H must be at least equivalent in mm to half of the negative pressure inside the unit in mm water gauge Height H must be at least equivalent in mm to the negative pressure inside the unit in mm water gauge Siphon with the spherical valve Siphon without the valve Condensate Condensate N VILLIEN 1 JI 140 310 22 UAB AMALVA we reserve the right to make changes without prior notice komfovent verso Precaution The drainage siphon should be mounted on the outlet fitting pipe of every drip tray for complete condensate drainage from the air handling unit and prevention of penetration of offensive odours from an effluent into the ventilation system In case of the outdoor operation of the air handling unit the siphon and the bleeders should be heated with an electric thermal cable if ambient air temperature t lt 0 C The siphon and the bleeders should be heat insulated with an insulating material Water trap installation for a unit section mounted on the pressure side Since the fans in most air handling units are not last in the chain of functions and generate over atmospheric pressure inside the cooling section In such case the consisted condensate can be easily removed from AHU and there will be no strict require
32. ion e Air handling unit has to be installed on a fairly massive and solid base considering mass of the unit and the construction standards It is recommended to lay gum sheets between air handling unit and the base UAB AMALVA we reserve the right to make changes without prior notice 21 4 3 Connection to the air duct VERSO Air Handling Unit is connected to the Air Duct in Two Ways Air ducts are connected to VERSO units through L 20 connectors VERSO units of size 60 70 80 90 are connected through L 30 Air damper connection to the air duct 1 Bolt 2 Connector 3 Flange 4 Air duct 5 Single sided adhesive gasket Flange connection to the air duct Screwed bolts M8x20 in the corners Special adhesive gasket ensures tightness 2 1 Bolt 2 C profile for flange connection 3 Single sided adhesive gasket 4 4 VERSO Air Handling Units Sloping Drain Tray The bend of the water trap can be repositioned by turning it to the right or the left The drain line from the water trap must be arranged so that it will not damage adjacent unit sections or building elements If the drain line is run through cold spaces it should be insulated to prevent freezing A heating cable may be required Water trap installation for a unit section mounted on the suction side Since the fans in most air handling units are last in the chain of functions and generate sub atmospheric pressure inside the unit it is very important to correctly
33. komfovent Verso noi e e a La oes EM s 4 a Ma a 3 OB a aa n RT TT e n nn rr VERSO S R P RHP PCF CEN Installation and Maintenance Service Manual 2 Content 1 VERSO AIR HANDLING UNITS 4 1 VERSOAIFHandingUnismarkii ssiliceoicia aaa 5 1 2 VERSO S AIFSUPPVU MS 6 1 3 VERSO P PCF Air Handling Units Equipped with Plate Heat Exchanger 6 1 4 VERSO R RHP Air Handling Units Equipped with Rotary Heat Exchanger 7 1 5 Bref Descnphon of the UN asortecd nisi cesence vcmncee deco staceetec ces dase ron ie a EEn 7 1 6 VERSO Air Handling Units COMPOSING Options iii 8 2 VERSO AIR HANDLING UNITS CONSTRUCTION io 9 48 ARR EEA 9 2 2 Plate Heat Exchanger in VERSO P PCF Air Handling UNItS 9 2 3 Rotary Heat Exchanger in VERSO R RHP Air Handling UnNitS 11 24 DIN prices 11 2 5 Air Filters and Filter Change Procedure sai cccccconciismecentcuseveccnnisivsunrcntviandtacramenathnesdaaiiaarens 12 2 6 Water Air Heaters Air Coolers Direct Evaporation Air Coolers 13 2 7 Electric Air Heaters in VERSO S Series Air Handling Units 16 2 8 Electric Air Heaters in VERSO P PCF and VERSO R RHP Series Air Handling Units 16 2 9 VERSO Series Air Handling Units Designed for the Outdoor Use 18 3 VERSO AIR
34. make sure that the rotor is not blocked No communication with the internal components of the air handling unit Communication error controller extension modules frequency converters fans etc or one several of them are broken Controller failure Main controller module fault Replace the main controller The emergency protection of the electrical heater against overheating can be reset with the RESET button only if the cause of the overheating of the heater has been clarified and eliminated Failure of compressor s electric motor Compressor failure or drive Exhaust fan motor overload Check internal connections and functioning of separate components If the unit is shut down and a red light diode is flashing and a failure text message is shown on the control panel the fault must be eliminated Before performing any jobs inside the unit make sure that the unit is stopped and disconnected from the electrical power supply After failure has been eliminated and power supply connected the error messages should be deleted However if the failure has not been eliminated unit either starts operating and after some time it stops again or it does not operate and failure message is indicated UAB AMALVA we reserve the right to make changes without prior notice 39 UAB AMALVA a all Va Ozo str 10 LT 08200 Vilnius Lithuania info amalva lt www amalva com www komfovent com 2013
35. ments for siphon s installation A drainage siphon is enough with a minimum rake RECOMMENDATION The drainage siphon must be installed in connection with not less size pipe diameter 4 5 Check up before turning on VERSO Air Handling Unit Before turning on air handling unit clean installment dust and waste e Check whether cable and wires are connected firmly e Take off the unit all supporting shields and covers and other things left after installment of the unit Before turning on the unit it is necessary to close all the doors and bolt all protection shields e Check whether air dampers open and close properly e Check whether heat exchangers are connected tightly The air handling unit can be turned on only according to projected control system order if the air handling unit has the manufacturer s automation see control system instruction e If the air handling does not have manufacturer s control system the company installing control system is responsible for the unit s functioning and safety reliability Before operating the unit air handling system tune up works must be performed VERSO Air Handling Units Warranty Conditions Warranty is not valid if the unit was installed or operated improperly or it was damaged mechanically also if the unit constituent parts are changed unauthorized or operation conditions are not suitable aggressive environment humidity etc It is forbidden to destroy wilfully air handli
36. mperature e The air handling unit is not to be used to transport solid particles even not in areas where there is a risk of explosive gases e VERSO R is equipped with a rotary heat exchanger VERSO RHP air handling units with a rotary heat exchanger and a heat pump system VERSO P PCF with plate heat exchanger air filters an electric or water heater fans and automation control system to ensure safe and efficient operation of the unit Before you open the door the unit must be switched off and the fans must have been given time to stop up to 3 minutes e The unit contains heating elements that must not be touched when they are hot e To maintain a good indoor climate comply with regulations and to avoid condensation damage the unit must never be stopped apart from during service maintenance or in connection with an accident e If the unit is placed in spaces with high humidity condensation might occur on the surface of the unit when outdoor temperatures are very low e Under conditions when the outdoor air temperature is low and humidity is high risk of heat exchanger frosting may appear For this reason anti frost protection function is foreseen in the controller of the Komfovent air handling units Depending on the type of the recovery different methods of anti frost protection are available cold air by passing or and supply air fan speed reducing For extremely low outdoor air temperature the duct mounted preheater is recomme
37. n Start 25 C Off Stop 35 C The ventilation compensation function adjusts the air volume depending on the existing outdoor temperature It is possible to enter four temperature points with two of them defining winter conditions and the other two defining summer conditions When compensation start and end points for both winter and summer seasons are entered it is also possible to enter only one of them example only winter compensation in this case the start and the end points should be the same the current ventilation intensity will be decreased in proportion according to the outdoor temperature until it reaches the minimum possible ventilation level of 20 Ventilation intensity F1 user selected air flow actual F2 minimum air flow 20 W1 winter compensation start point W2 ziemos kompansavimo pabaiga S1 summer compensation start point S2 summer compensation end point 100 F1 i Outdoor The ventilation compensation func temperature tion does not operate when summer 30 Cc S2 night cooling function is active S1 UAB AMALVA we reserve the right to make changes without prior notice 31 6 7 3 Minimum temperature control Functions Functions Min temperature con Air quality control On Outdoor compensated Off Min temperature con Min temperature Cull Off Off The minimum temperature control function forcibly reduces the supply and extract air flow set by
38. nded Counter cross flow heat exchanger is the mostly sensitive for low outside air temperatures as the risk of frosting appears in the temperature range from 0 to 5 C and below Standard aluminium cross flow plate heat exchanger has better features as the risk of freezing appears only at 10 C The lowest risk and the highest resistance to cold outside air is a competitive feature of the rotary heat exchanger as it is not freezing even at the temperatures of 30 C if the humidity level of the air is appropriate UAB AMALVA we reserve the right to make changes without prior notice 1 6 VERSO Air Handling Units Composing Options VERSO S VERSO P PCF VERSO R RHP outdoor intake supply air VIV extract indoor exhaust air KA IS 1 Air handling unit inspection doors on the right supplied airflow into room is on the bottom of the unit IS 2 Air handling unit inspection doors on the left supplied airflow into room is on the bottom of the unit IS 3 Air handling unit inspection doors on the right supplied airflow into room is on the top of the unit IS 4 Air handling unit inspection doors on the left supplied airflow into room is on the top of the unit EI UAB AMALVA we reserve the right to make changes without prior notice komfovent verso 2 VERSO AIR HANDLING UNITS CONSTRUCTION 2 1 Fans VERSO air handling units are equipped with radial fans with direct drive Motors of the fans with backward curve
39. nel or from web browser see connection settings C5 Komfovent 0 192 168 0 50 Firefox Note It is recommended to download the latest version of your web browser before use 5 If the connection is successful a window prompting to enter your user name and password appears User user Password eeee Note the user name is user The initial password is also user after logging in the user can later change the password to any other of his her choice see user interface settings In case you forget your new password you can restore the initial password user at any time through control panel settings 6 12 Troubleshooting If the unit fails to operate e Make sure that the unit is connected to the power supply network e Check whether the main switch if designed is turned on Check all fuses of the automatics If necessary replace blown out fuses with new ones having the same electrical parameters the sizes of the fuses are indicated on the schematic electrical diagram e Check whether there is any failure message on the control panel If there is indication it needs to be eliminated first In order to eliminate the failure follow the table e If nothing is indicated on the control panel check whether cable connecting control panel with the unit is not damaged UAB AMALVA we reserve the right to make changes without prior notice 6 12 Table Failures indicated on the control panel their p
40. ng unit sections frames fan motor or other air handling unit parts during warranty period If this requirement is not followed the unit will not be serviced under the warranty service conditions When operating the unit periodical air handling unit checks ups by the user should be recorded in the Technical Service Register Qualified specialist authorized by the user should make the entries When operating the air handling unit most important is to check the components that get dirty the soonest for example filters heat exchangers etc Periodical check ups of the air handling unit are done every 4 months During the check up the heat exchanger condition is checked whether the condensate drainage siphon and other components of the air handling unit are not dirty When the filters are dirty the warning system informs about it such system has to be installed when installing the unit Check ups and technical service has to be performed by the qualified specialists It is necessary to follow the instructions of heating system during exploitation period of the unit AN Specific warranty conditions are in unit warranty list UAB AMALVA we reserve the right to make changes without prior notice 23 5 ELECTRICAL INSTALLATION MANUAL Installation works may be performed only by duly qualified personnel The following requirements must be fulfilled during installation It is recommended to lay control circuit cables separately from power c
41. nsor Outdoor air temperature The external air temperature sensor is Check connections of the sensor or replace sensor failure not connected or broken the sensor Exhaust air temperature The exhaust air temperature sensor is Check connections of the sensor or replace sensor failure not connected or blocked the sensor Water temperature sensor The water temperature sensor is not Check connections of the sensor or replace failure connected or broken the sensor Check the status and operation of the circulation pump heating system and mixing valve actuator i ii Check the ventilation system Find the Internal fire alarm Fire danger in the ventilation system source of the heat A fire signal has been received from the Delete alarm message and restart the unit External fire alarm i a a a fire signalization system of the building when the fire signal disappears A signal from an external device switch As soon as the auxiliary device is switched External stop om timer or sensor has been received off the unit will operate in the previous mode Blocked or not rotating rotor by pass Check the rotor drive replace the belt or Heat exchanger failure i i damper failure check the by pass channel operation Check the operation of the rotation heat exchanger drive or the air bypass damper of the plate heat exchanger The heating equipment fails to operate Low supply air temperature or its capacity is insufficient Check the heating
42. olding down for 4 seconds the onoff button After switching on unit will start operating after short delay about 45 seconds until air dampers open up and fans start running The operation of the unit is indicated on the display of the panel and by a light diode signal UAB AMALVA we reserve the right to make changes without prior notice 6 3 Control panel indication Information is presented to the user on the LCD display of the panel as well as by means of luminous signals of the light diode Main window of the panel Time Days of week Date Air handling unit picture D O O O Symbol bar 6 3 Picture Light Diode Indication 1 Constant green light the unit is on 2 Flashing red and green light fault alarm however the unit operation is not shut down 3 Flashing red light only fault message the unit operation is shut down Explanation of the symbols a Pe ae EA Holliday schedule operation Air damper operation symbol es si i Sei Fan operation symbol Fault symbol Energy recovery operation af Summer night cooling function ut symbol Hh operation symbol Heating operation symbol ris Air volume down symbol it Cooling operation symbol sa Air volume up symbol o Recirculation operation Alii OVR function symbol symbol a is Preset schedule operation symbol 6 4 Parameters Review The main parameters of the unit are indicated in four main windows of the panel Picture 6 4
43. only as additional set 2 VERSO R RHP or VERSO P PCF with air heater and air cooler suspended outside the unit hanging bar only as additional set 3 VERSO R RHP or VERSO P PCF with a suspended air heater outside the unit 14 UAB AMALVA we reserve the right to make changes without prior notice komfovent verso Water Air Heater Air Cooler Direct Evaporation Air Cooler Connection to VERSO P PCF and VERSO R RHP Series Air Handling Units When connecting heat exchanger to the system it is necessary to use two pipe wrenches Be careful when exploitating hot water air heaters as the heating agent temperature may reach 130 C When operating air handling unit in the temperatures lower than 0 C it is necessary to use glycol additionally or assure the reversible heating agent temperature more than 25 C It is important to maintain air heaters and coolers cleanliness that is to change filters installed in the air handling unit on time If the air heater or cooler gets dirty to perform periodical cleaning Glycol is used in the air handling units with coil heat exchanger Never pour glycol down a drain collect it in a receptacle and leave it at a recycling centre or the like Glycol is highly dangerous to consume and can cause fatal poisoning or damage the kidneys Contact a doctor Avoid breathing glycol vapour in confined spaces If you get glycol in your eyes fush them thoroughly with water for about 5 minutes
44. ossible causes and elimination methods Possible cause of the fault Elimination of the fault Check pressure pipes air dampers air filters and make sure that the ventilation system is not blocked Too high resistance of the ventilation Low supply air flow system Check pressure pipes air dampers air filters and make sure that the ventilation system is not blocked ui Pressure sensors are not connected Check connections of the sensor or replace VAV calibration fail or broken the sensor Change outdoor air filter The fresh air filter is blocked Shut down the unit and replace the filter Change extract air filter The extract air filter is blocked Shut down the unit and replace the filter do As soon as the heater cools down protec The heater is disconnected due to too i i i Electric heater off _ tion resets automatically It is recommended low air volume iii i to increase the ventilation intensity level The controller input and or output is Set the inputs and or outputs into automatic Service mode i l manually set in the service mode control Supply air temperature The supply air temperature sensor is Check connections of the sensor or replace sensor failure not connected or broken the sensor Too high resistance of the ventilation Low extract air flow system Extract air temperature The discharged air temperature sensor Check connections of the sensor or replace sensor failure is not connected or broken the se
45. pply it is necessary to check whether earthing has been installed properly 5 3 External Elements Connection The air handling unit is designed with external connection terminals which are located on the controller box in the middle heat exchanger section All external control elements are connected to the terminals 24 UAB AMALVA we reserve the right to make changes without prior notice komfovent verso Controller with connection terminals a Vate a ee vw a 251 26127 1 251 29 S01 SI S2 1453134 1 95 136 sg SET Cooooooooont 5 3 a Picture 1 Control panel connection 2 Ethernet computer network or internet connection External control elements connection MODBUS RS485 connection External control External stop Fire system OVR control Common Return water temperature sensor Supply air temperature sensor mixing valve actuator mixing valve actuator Cooling water pump 230VAC Heating water pump 230VAC External control 1 0 0 0 Indication Cooling control D c da oO x Q 4 n R m Air damper actuator Run Common 2 step Common Exhaust air pressure sensor 5 3 b Picture UAB AMALVA we reserve the right to make changes without prior notice 25 5 4 Temperature Sensors Installation The supply air temperature sensor B1 5 4 a Picture is mounted in the air duct in a projected place for it after electric heater or cooler section if provided Th
46. s of the user 1 The mode When on the function will respond to the external control contact only when the air handling unit is on 2 The mode When off the function will respond to the external control contact only when the air handling unit is off 3 The mode Always the function will respond to the external control contact irrespective of the operating condition of the unit The OVR function has the top priority and therefore ignores all previous modes The function remains active as long as the external control contact is in the closed position 6 7 5 Summer night cooling Functions Summer night cooling Min temperature con i anera z Start temperature Off 25 C Override function Off Adjust Summer night cooling Summer nignt COOLINE Off Off 32 UAB AMALVA we reserve the right to make changes without prior notice Fyxlaii IiE ZZZZZZZSZSZ F e i komfovent verso Summer night cooling function is intended for energy saving during the summer season by utilizing the outside chill of night hours it is possible to cool down heated rooms i e to remove excessive heat that accumulated in the room during day hours Summer night cooling function can start at night from 00 00h to 06 00h a m at any time when the air handling unit is on and the fans are running at least at their lowest intensity User can set temperature for extract air at which this function is activate
47. t among them There is pressure inside the air handling units this is why it is forbidden to open any doors before switching off the unit Before performing any inspection work inside the unit be sure the unit s electric power supply is disconnected and there are no rotating parts Before opening the doors switch off the unit and it s main switch and wait for 1 2 minutes till the fans will stop rotating AN Before switching on the air handling unit activate all the safety functions The air handling unit can be switched on or off only by the means specified in the control system Be careful when doing water air heater assemblage works heat exchanger can get as hot as 130 C Warning If the air handling unit does not have the manufacturer s control system then the company that installed automation is responsible for the units functioning and safety reliability Risk areas with rotating parts Moving parts are the fan impeller drive pulleys of the rotary heat exchanger if fitted and by pass shut off damper of the plate heat exchanger if fitted The lockable inspection doors serve as protection from contact with the fans and the heat exchanger If the fan outlets aren t connected to any duct they must be fitted with a protective screen wire mesh 4 UAB AMALVA we reserve the right to make changes without prior notice komfovent verso 1 1 VERSO Air Handling Units marking VERSO Air Handling Units mark
48. the air handling unit equipped with the plate heat exchanger unit control automation should have function of protection from frost Condensate can accumulate in a plate heat exchanger therefore it is essential to install siphons on the con densate drainpipes Depending on the unit construction plate heat exchanger section may have 1 or 2 siphones It is important to maintain cleanliness of the plate heat exchanger to change filters installed in the air handling unit on time if the heat exchanger gets dirty to perform heat exchanger periodical cleaning The temperature effec tiveness of a dirty heat exchanger can diminish considerably UAB AMALVA we reserve the right to make changes without prior notice 9 ES A Plate heat exchanger Support frame Frame Bottom shields Place of sections connection Bypass damper with actuator Drop eliminator if needed Condensate bath with drainage ONAOKRWN 4 8 1 7 Plate heat exchanger can be easily removed for inspection Removing plate heat exchanger from VERSO P PCF air handling units Demounting of the section Screws are unscrew bottom shields are removed Plastic axle pin Screw Frame bolts are removed the frame is removed Frame Frame bolts Plate heat exchanger is removed Condensate diversion mechanism is removed Bolts connecting the sections are removed
49. ttons are inactive for 1 minute the main panel window appears automatically UAB AMALVA we reserve the right to make changes without prior notice 29 6 6 Settings of unit modes i 6 6 1 Operation modes Operation mode Comfort1 Comfort1 Flow control Comfort2 CAV Economy1 Temperature control Temi Economy2 Supply Six operation modes of the unit are possible 1 There is two Comfort and two Economy modes for each of them the user can set air flow and temperature 2 Program in this mode the unit operates according to the preset schedule 3 The Special mode allows the user not only to set air flow and temperature but also to select blocking or using heating cooling and recirculation and other functions 6 6 2 Flow control modes Operation mode Comfort1 Flow control Temperature control Supply Supply The following supply and extract air flow control modes are designed e CAV constant air volume control mode The unit will supply and extract a constant air flow which is preset by the user irrespective of any changes occurring in the ventilation system e VAV variable air volume control mode The unit will supply and extract an air flow with regard to the ventilation needs in different rooms In case of frequently changing ventilation demands this air volumes maintenance mode signally reduces unit exploitation costs It is possible to use a simplified VAV control function single flow
50. uman health due to potentially hazardous substances that are generally associated with EEE At the same time your cooperation in the correct disposal of this product will contribute to the effective usage of natural resources For more information about where you can drop off your waste equipment for recycling please contact your E local city office waste authority approved WEEE scheme or your household waste disposal service UAB AMALVA we reserve the right to make changes without prior notice Bi 1 VERSO AIR HANDLING UNITS UAB Amalva thanks you for choosing VERSO air hadling unit Because a lot of attention is given towards unit quality we will be thankful for your help expressing your comments and responses or suggestions regarding technical and running qualities of the unit To avoid misunderstandings before installing the unit carefully read this instruction Keep the instruction warranty and technical information data you may need them during exploitation AN Inspect the air handling unit carefully to make sure it was not damaged during transportation More detailed information about the parameters of the VERSO air handling units can be found in the AHU s printout technical specifications AN Do not switch on an ungrounded air handling unit Before switching on the unit all doors must be closed and locked the safety covers should be bolted Before switching on the unit its compartments have to be fixed fas

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