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User`s manual "VENTS VUT R WH EC" ( PDF 8,31Mb )

1. 5 10 15 20 25 30 35 40 45 50 55 0 6 12 18 24 30 36 42 y m 2 S g Pf 3 AK AARAA O I 5 1542 9 2 S A S A YV O 5 1 SA 9 5 3 0 O 5 5 0 5 10 15 A il 1 15 2 2 5 3 3 5 Air speed inside the heater m s 7 24 6 oO oO fo fe 2 amp 8 8 8 8 2 8 2 8 6 58 w C y q b cD Air flow through the heating coil m3 h 5 ch 2 5 1 7 0 0 1 0 2 0 3 0 4 0 5 Water heater parameters calculation example Air Speed Starting from 1200 m h on the air flow scale draw a vertical line 1 till the air speed axis which makes 2 25 m s Supply air temperature prolong the line 1 up to the point where it crosses the outside air temperature blue curve e g 5 C then draw a horizontal line 2 from this point to the left until it crosses the water in out temperature curve e g 70 50 From this point draw a vertical line 3 to the supply air temperature axis on top of the graphic 27 C Heating coil capacity prolong the line 1 up to the point where it crosses the outside air temperature e g 5 C red curve and draw a horizontal line 4 from this point to the right until it crosses the water in out temperature curve e g 70 50 From here draw a vertical line 5 up to the scale representing
2. Threaded rod Nut Vibration absorbing rubber Washer Nut and lock nut L shaped bracket V78EN 02 indd 11 21 08 2015 10 08 24 WATER HEATER CONNECTION Use a pipe spanner for connection of a water heater Do not apply excessive force while tightening the water works fittings when connecting a water heater A pipeline system connected to a water heater is designed for normal operation in premises with air temperatures above 0 C If the temperature is expected to drop below 0 C it is necessary to provide appropriate thermal insulation or air heating at the site of unit operation In order to achieve maximum power the water heater should be counterflow connected see the figure below To connect the water heater on direct flow basis relocate the return heat medium temperature sensor to the downstream side of the water heater All the stated calculations and diagrams are valid for counterflow connection of the water heater In case of direct flow connection the water heater has lower power but higher frost resistant properties Counterflow connection Direct flow connection Water outlet Water inlet TT MIXING UNIT DIAGRAM 1 Water heater 2 Shutoff valves 3 Circulation pump 4 Bypass damper 5 Boiler 6 Heat medium regulating valve with an electric actuator 7 Non return valve 8 Coarse filter 9 Water pressure sensor nc HEAT MEDIUM REGULATING VALVE ACTUATOR V78EN 02 i
3. VUT R 400 WH EC A17 VUT R 700 WH EC A17 VUT R 900 WH EC A17 VUT R 1200 WH EC A17 VUT R 1500 WH EC A17 VUT R 2000 WH EC A17 VUT R 400 WH EC A18 VUT R 700 WH EC A18 VUT R900 WH EC A18 VUT R 1200 WH EC A18 VUT R 1500 WH EC A18 VUT R 2000 WH EC A18 Heat recovery air handling unit equipped with a water heater V78EN 02 indd 1 21 08 2015 10 08 16 CONTENTS Safety requirements Purpose Delivery set Designation key Technical data Unit design and operating logic Mounting and set up Connection to power mains Unit control Technical maintenance Storage and transportation regulations Manufacturer s warranty Acceptance certificate Seller information Installation certificate Warranty card UT UT UT Ww 11 15 16 26 27 28 29 29 29 29 V78EN 02 indd 2 21 08 2015 10 08 16 This user s manual consisting of the technical details operating instructions and technical specification covers the installation and mounting of the VUT R WH EC heat recovery air handling unit hereinafter referred to as the unit SAFETY REQUIREMENTS e Read the user s manual carefully prior to installing and operating the unit e Fulfil the user s manual requirements as well as the provisions of all the applicable local and national construction electrical and tech nical norms and standards e The warnings contained in the user s manual must be considered most seriously since they contain vital personal s
4. 1 Secure the rear part of the casing in the standard box by means of the round head screws supplied fl _ _ 2 Connect the phone cable to the front part of the control panel Install the frond part of the control panel into the box by fastening it to the rear part of the casing with countersunk screws supplied as shown in the figure below and then install the front bezel by pushing it until it clicks in position 21 08 2015 10 08 27 DISCONNECT THE UNIT FROM POWER SUPPLY PRIOR TO ANY OPERATIONS WITH THE UNIT CONNECTION OF THE UNIT TO POWER MAINS IS ALLOWED BY A QUALIFIED ELECTRICIAN WITH A WORK PERMIT FOR THE ELECTRIC UNITS UP TO 1000 V AFTER CAREFUL READING OF THE PRESENT USER S MANUAL THE RATED ELECTRICAL PARAMETERS OF THE UNIT ARE GIVEN ON THE MANUFACTURER S LABEL ANY TAMPERING WITH THE INTERNAL CONNECTIONS IS PROHIBITED AND WILL VOID THE WARRANTY The air handling unit is rated for connection to single phase AC 230 V 50 60 Hz power mains The connection must be made using durable insulated and heat resistant cables with a minimum cross section of 1 5 mm up to 50 m long The cable cross section is given for reference only The actual conductor cross section selection must be based on its type the maximum permissible heating insulation length and installation method Use copper cables only Connect the unit to power mains on the terminal block which is located in the
5. PANELS The unit is controlled via the th Tune or pGD1 control panel o DOG 3 V78EN 02 indd 17 th Tune t Auto 50 hs Auto oo a a ai O CFO Ar ar PSI TO oor 1 1 Ii CILFE 0 LIDIL x TR Mon Wed Thu Fri Sat Sun D DO R 0000000 O Button Functions Operation mode selection set the operation mode according to mode the procedure described on page 20 Fan speed selection set the desired speed level Low High or Me SA dium While the Automatic Speed Drop mode is enabled the fan speed is set automatically to maintain the supply air temperature above the threshold level Time range on off short pressing Activation is confirmed by a pictogram Access to the clock time range setup menu press and hold for 3 seconds Use the rotary knob to choose the necessary option O setting the current date time starts blinking Turn the knob to make the desired setting and press to confirm TIMEBAND setting the time range Press to set the start time and the corresponding temperature setpoint for each time range individually you may create up to six time ranges The pictograms show the current time of a day status i e Day Nigh and the presence or absence of inhabitants in the serviced spaces Press ESC to exit and return to the standard display mode ESC exit After 10 seconds th Tune returns to the main menu automatically 5 Unit activation deactivation in some menus a short pressi
6. Water pressure drop kPa 7 0 1 0 2 0 3 0 4 Water flow through the water heating coils l s Water heater parameters calculation example Air Speed Starting from 1000 m h on the air flow scale draw a vertical line 1 till the air speed axis which makes 2 22 m s Supply air temperature prolong the line 1 up to the point where it crosses the outside air temperature blue curve e g 5 C then draw a horizontal line 2 from this point to the left until it crosses the water in out temperature curve e g 70 50 From this point draw a vertical line 3 to the supply air temperature axis on top of the graphic 28 C Heating coil capacity prolong the line 1 up to the point where it crosses the outside air temperature e g 5 C red curve and draw a horizontal line 4 from this point to the right until it crosses the water in out temperature curve e g 70 50 From here draw a vertical line 5 up to the scale representing the heating coil capacity 9 0 kW Water flow prolong the line 5 down to the water flow axis 6 at the bottom of the graphic 0 11 l s Water pressure drop Draw the line 7 from the point where line 6 crosses the black curve to the pressure drop axis 0 8 kPa V78EN 02 indd 8 21 08 2015 10 08 22 Calculation of water heater parameters for VUT R 1500 2000 WH EC Air temperature downstream of the heater C Heating coil capacity kW
7. air delivery Check the supply grille twice per year and clean it as required 5 Ductwork system maintenance once in 5 years Even regular fulfilling of all the prescribed above maintenance operations may not completely prevent dirt accumulation in the air ducts which leads to air pollution and reduces the unit capacity Duct maintenance means regular cleaning or replacement POSSIBLE FAULTS AND TROUBLESHOOTING Problem Possible reasons Troubleshooting Make sure the power supply line is connected correctly otherwise No power supply troubleshoot a connection error Turn the unit off Troubleshoot the motor jam and the impeller The motor is jammed the impeller blades are soiled dogging Cleanthe blades Restark the unit The fan s do es no start Identify the system failure by entering the active alarms menu and Alarm in the system System alarms are listed below remedy the problem If the system failure may not be remedied without enlisting expert help contact the Seller Automatic circuit breaker tripping following the unit High current consumption due to short circuit in power line Turn the unit off Contact the Seller turning on Low set fan speed Set higher speed En The filters and the fans are soiled the heat exchanger is soiled Clean or replace the filters clean the fans and the heat exchanger Ventilation system elements air ducts diffusers louver shutters grilles Clean or replace the ventilation system ele
8. and then use the T and 4 buttons to select the necessary sensor for viewing 1 Room temperature The feedback is provided by the temperature 2 Supply air temperature The feedback is provided by the sensor built into the control panel or the exhaust duct temperature temperature sensor built into the supply duct downstream of the sensor heat exchanger and the water heater 3 Outside air temperature The feedback is provided by the temperature sensor built into the supply duct upstream of the heat exchanger UNIT OPERATION MODE SELECTION The unit has 4 operation modes To select the desired mode set the cursor at the Mode word by using the d button Then use the T and 4 buttons to set the desired value and then press the d to confirm 2 FAN the fans run at the pre selected speed The heat exchang 1 OFF the fans and the heat exchanger are disabled Temperature er and the water heater are disabled The temperature settings are and speed settings are not available not available This mode can be enabled only from the pGD1 control panel 3 Auto mode the fans the heat exchanger and the water heater 4 Scheduler the fans the heat exchanger and the water heater are enabled The user may change the temperature and speed are enabled Temperature and speed settings are not available While settings While in this mode the unit automatically adjusts the water in this mode the unit operates according to a pre p
9. crosses the outside air temperature blue curve e g 5 C then draw a horizontal line 2 from this point to the left until it crosses the water in out temperature curve e g 70 50 From this point draw a vertical line 3 to the supply air temperature axis on top of the graphic 26 C Heating coil capacity prolong the line 1 up to the point where it crosses the outside air temperature e g 5 C red curve and draw a horizontal line 4 from this point to the right until it crosses the water in out temperature curve e g 70 50 From here draw a vertical line 5 up to the scale representing the heating coil capacity 5 8 kW Water flow Prolong the line 5 down to the water flow axis 6 at the bottom of the graphic 0 04 I s Cj Water pressure drop Draw the line 7 from the point where line 6 crosses the black curve to the pressure drop axis 0 5 kPa Calculation of water heater parameters for VUT R 1200 WH EC Air temperature downstream of the heater C Heating coil capacity kW 5 10 15 20 25 30 35 40 45 50 55 2 6 10 14 18 22 26 30 34 5 15 10 60 S VAS Outside air temperature C 5 10 15 1 1 5 2 2 5 3 3 5 Air speed inside the heater m s 500 600 700 800 900 1000 1100 1200 1300 1400 1500 Air flow through the heating coil m3 h NW BROOD N
10. status of preheating enable signal On preheating allowed Off preheating denied e Current status of the cooler enable signal On cooler operation allowed Off cooler operation denied tween the pages use the T and 4 buttons On the pump is turned on Off the pump is turned off V78EN 02 indd 21 21 08 2015 10 08 35 www ventilation system com Page 2 3 contains the following parameters Page 3 3 contains the controller firmware information e Outside air temperature C e Supply air temperature C Exhaust duct temperature C e Exhaust duct temperature C When selecting Main sensor Exh Air in the Parameter field e Room temperature C When selecting Main sensor in thTune in the Parameter field To set the clock and operation schedule enter the user parameters Page 1 4 enables setting the unit operation schedule menu and select Set time amp scheduler The Set time amp scheduler menu consists of four pages To navigate 2 Set time amp scheduler Press the el button to select the desired parameter and then set its i T J between the pages use the T and L buttons value using the and buttons WARNING With the th Tune control panel connected the operation schedule is set via the control panel Schedule setup This mode can be enabled only from the pGD1 control panel When using th Tune the schedule is set up according to the th
11. user or engineering menu containing extended information specific to the unit operation and detailed parameters for adjustment PLAN NETWORK CONFIGURATION WHILE USING AN EXTERNAL CONTROL PANEL pGD1 To enable interaction with the control panel boot up the controller in the pLan mode and assign the following pLan addresses to the controller and the control panel Controller 1 Control panel pGD1 30 31 or 32 factory default value SETTING PLAN ADDRESS FOR THE CONTROL PANEL pGD1 1 Connect the control panel to the controller and power up the controller 2 Ignore any information which might show on the display screen and simultaneously press the Up Down and Enter buttons and hold them for 3 5 seconds After this time the message Display address setting 32 appears on the display screen 3 Move the cursor to the address setting field using the Enter button Use the Up and Down buttons to set the desired address value and press Enter SETTING CONTROLLER PLAN ADDRESS VIA THE BUILT IN CONTROL PANEL 1 Power off the controller 2 Power up the controller and immediately press the Up and Alarm buttons simultaneously Hold the buttons pressed until the controller page appears on the screen wait for about 15 seconds pLan address 0 UP increase DOWN decrease ENTER save amp exit 3 Use the Up and Down buttons to set the device address to 1 4 Pre
12. 00 580 43 365 150 130_ VUTR1200WH EC 314 1335 1450 373 220 438 745 880 460 43 438 200 166_ VUTR1500WH EC 314 1430 1535 427 275 460 855 1010 560 43 504 250 172 wurRaooownec raes avs 275 uso fes roro 630 500 300 43 540 250 2 V78EN 02 indd 7 21 08 2015 10 08 22 www ventilation system com Calculation of water heater parameters for VUT R 400 700 900 WH EC Air temperature downstream of the heater C Heating coil capacity kW 5 10 15 20 25 30 35 40 45 50 55 2 4 6 8 10 12 14 16 18 20 22 s o 3 5 o KA k Ry S N N N 1 SA S 2 2 101 3 VER Q ES 3 S J SI 5 425 G o2 5 5 0 5 1 15 4 1 1 1 5 2 2 5 3 3 5 Air speed inside the heater m s 6 8 o o o o o o oO o o o 6 F F LD X Air flow through the heating coil m3 h 2 43 v a 25 g 0 0 05 0 1 0 15 0 2 0 25 Water heater parameters calculation example Water flow through the water heating coils I s Air Speed Starting from 650 m h on the air flow scale draw a vertical line 1 till the air speed axis which makes 2 35 m s Supply air temperature prolong the line 1 up to the point where it
13. 08 2015 10 08 19 V78EN 02 indd 4 UNIT MOUNTING AND OPERATION SAFETY PRECAUTIONS Do not allow children to operate the unit Do not store any explosive or highly flammable substances in close proximity to the unit Do not open the unit during operation Do not block the air duct when the unit is switched on Do not sit on the unit and avoid placing for eign objects on it Disconnect the unit from power mains prior to any technical maintenance When the unit generates unusual sounds odour or emits smoke disconnect it from power supply and contact the Seller Do not direct the air flow produced by the unit towards open flame or ignition sources In case of continuous operation of the unit periodically check the security of mounting Use the unit only for its intended purpose 21 08 2015 10 08 21 PURPOSE Due to the ability to save heating energy by means of energy recovery the unit is an important element of energy efficient premises The unit is a component part and is not designed for independent operation The unit is designed to ensure continuous mechanical air exchange in houses offices hotels caf s conference halls and other utility and public spaces as well as to recover the heat energy contained in the air extracted from the premises to warm up the filtered stream of supply air The unit is designed for floor and suspended mounting The unit is rated for continuous operation Trans
14. Tune control panel description 1 Day selection 2 Setting the schedule recording start time Use the button to select the Day parameter and then use the Press the d button to start setting the first entry Then use the T T and L buttons to select the day for setting the schedule and 4 buttons to set the start time for the first entry in hours After that press the el button to set the time in minutes and then HEE use the T and 4 buttons to set the minute value 3 Operation mode setup 4 Selecting a setpoint After setting the time press the d button to set the unit operation After setting the operation mode press the d button to adjust the mode Use the T and 4 buttons to select one of the following setpoint Use the T and 4 buttons to select one of the pre modes programmed setpoints Open the Set time amp scheduler menu on e OFF e Auto page 3 3 to define the setpoints on page 4 4 e FANS e Scheduler V78EN 02 indd 22 21 08 2015 10 08 35 5 Setting up other entries 6 Copying schedule entries to other days Other entries are set up similarly After programming all the necessary entries they can be copied to any other day of the week as follows 1 Use the d button to set the cursor at Copy to 2 Use the T and 4 buttons to select a day of the week or all days 3 Press e and then use the T and J buttons to select Yes 4 To confirm the copying operation press the d button Se
15. afety information e Failure to follow the rules and safety precautions noted in this user s manual may result in an injury or unit damage e After a careful reading of the manual keep it for the entire service life of the unit e While transferring the unit control the user s manual must be turned over to the receiving operator A Symbol legend A D S es DO NOT UNIT MOUNTING AND OPERATION SAFETY PRECAUTIONS e Disconnect the unit from power mains prior e The unit must be grounded to any installation operations e While installing the unit follow the safety regulations specific to the use of electric tools Do not lay the power cable of the unit in close proximity to heating equipment Do not change the power cable length at your own discretion Do not bend the power cable Avoid damaging the power cable Do not put any foreign objects on the power cable Unpack the unit with care e Do not operate the unit outside the temperature range stated in the user s manual e Do not operate the unit in aggressive or explosive environments e Do not use damaged equipment or cables when connecting the unit to power mains e Do not touch the unit controls with wet hands e Do not carry out the installation and maintenance operations with wet hands e Do not wash the unit with water e Protect the electric parts of the unit against ingress of water Ob bb V78EN 02 indd 3 21
16. al data section p 27 The active alarms can be reset manually To reset an alarm manually press the 5 button while in the active alarms menu to enter the alarm management menu The alarm management menu enables the following actions d viewing the current alarm list viewing the alarm history reset the alarms 21 08 2015 10 08 37 V78EN 02 indd 26 TECHNICAL MAINTENANCE A DISCONNECT THE UNIT FROM POWER MAINS PRIOR TO ANY MAINTENANCE OPERATIONS Maintenance operations of the unit are required 3 4 times per year Maintenance includes general cleaning of the unit and the following operations 1 Filter maintenance Dirty filters increase air resistance in the system and reduce supply air volume The filters require cleaning not less than 3 4 times per year On elapsing of 3 000 operating hours the unit controller generates the filter replacement or cleaning alert Clean or replace the filters and reset the hour meter Vacuum cleaning is allowed After two consecutive cleanings filters must be replaced For new filters contact the Seller Sequence of filter removal 1 Disconnect the unit from power mains 2 Undo the screws securing the service panels in place 3 Remove the side panels 4 Pull the filters to remove 5 Replace the filters in the reverse order SEQUENCE OF FILTER REMOVAL 2 Heat exchanger main
17. ays a return heat medium temperature sensor circuit breakers a supply transformer and a water heater overheat protection thermostat Cj The unit is controlled via th Tune or PGD1 control panel The automatic control system enables safe automatic operation of the unit in the Auto or Ventilation mode The Ventilation mode can be enabled only from the pGD1 control panel In the Auto mode the unit maintains the indoor temperature at the pre set level by sending a signal to the actuators of the water heater damper and the rotary heat exchanger While in the Ventilation mode the unit adjusts the supply and exhaust fan speed The Ventilation mode is appropriate for energy saving if the difference between the outdoor and indoor temperatures is insignificant The supply and exhaust fan speed is set for each speed stage as a percentage from the maximum rotation speed The temperature is set up by changing the Setpoint parameter value The fans can be operated according to a daily schedule up to 4 time ranges The Automatic Speed Drop mode is enabled when the air temperature is low In this mode the fan speed is adjusted according to the supply air temperature The speed is reduced at temperature dropping and is restored to the initial setting provided a sufficient temperature reserve The unit switches between Heating and Cooling modes according to the outdoor temperature factory setting 18 C The unit incorporates a number of protective measu
18. control unit in compliance with the wiring diagram and the terminal marking Connect the unit to power mains through the external automatic circuit breaker with a magnetic trip integrated into the fixed wiring system The trip current of the automatic circuit breaker must correspond to the current consumption see the table on page 6 VUT R 400 2000 WH EC wiring diagram Design Name Model Winer X1 X2 M3 Circulation pump max 0 3 kW 3x0 75 mm SM1 S ly air d lectric actuat LF230 2x0 75 2 DPOCOUUOOL TEE ELELE aa ecane ars i 2 gndir R G Go No No No no 2 1 L fN y e feol Pe N fur SM2 Exhaust air damper electric actuator LF230 2x0 75 mm L L TT lT LLL a AN SM3 Heat medium regulating valve actuator LR24 SR 3x0 75 mm 5 E z a PK1 Contact from fire alarm panel NC 2x0 75 mm ol Tl el al a A L P1 Control panel th Tune x xl 2 2 a CI ea alt la i 2 ae aA Devices are not included into delivery set but can be delivered according to the order G x amp G N z 2 z k y Wire cross section at a cable length of maximum 100 m eg P1 th Tune 28 S PK1 RS o d O m P 39 gE a N Maximum cable length from controller to control panel Cable type Distance to power source Phone cable up to 50 m AWG24 shielded cable up to 200 m A Electric shock hazard V78EN 02 indd 15 21 08 2015 10 08 28 UNIT CONTROL The unit is equipped with a built in automatic control system and a cont
19. ction requirements of Electromagnetic Council Directive2004 108 EC 89 336 EEC and Low Voltage Directive 2006 95 EC 73 23 EEC and CE marking Directive 93 68 EEC on the approximation of the laws of the Member States relating to electromagnetic compatibility This certificate is issued following test carried out on samples of the product referred to above Quality Inspector s Stamp ess o Phase Date DT This is to certify delivery of the complete unit with the user s manual EEE De Seller s Stamp CONNECTION CERTIFICATE eee Pee ae VUT R___WHECA heat recovery air handling unit has been connected to power mains pursuant to the requirements stated in the present user s manual Company Name Address Installation Technician s Full Name craie Signature Installation Company Stamp This is to certify that the works specific to the unit installation has been performed in accordance with all the applicable provisions of local and national construction electrical and technical codes and standards The unit operates normally as intended by the manufacturer WARRANTY CARD Unit Type Heat recovery air handling unit Model VUTR WH EC Serial Number Manufacture Date Warranty Period Purchase Date SOs 8 ig a O97 Seller s Stamp V78EN 02 indd 29 21 08 2015 10 08 39 ww ventilation system com V78EN 02 indd 30 21 08 2015 10 08 39 V78EN 02 ind
20. d 31 21 08 2015 10 08 39 VENTS V78EN 02 indd 32 21 08 2015 10 08 39
21. elapsing of the filter replacement interval Clean or replace the intake and the extract filter STORAGE AND TRANSPORTATION REGULATIONS Store the unit in the manufacturer s original packing box in a dry closed ventilated premise with temperature range from 5 C to 40 C Storage environment must not contain aggressive vapours and chemical mixtures provoking corrosion insulation and sealing deformation Use hoist machinery for handling and transportation to prevent possible mechanical damages of the unit Follow the applicable moving regulations specific to the particular cargo type while loading and unloading The unit can be carried in the original packing by any mode of transport provided proper protection against precipitation and mechanical damage The unit can be transported only in the working position Avoid sharp blows scratches or rough handling during loading and unloading Prior to the initial power up after transportation at subzero temperatures allow the unit to warm up at room temperature for at least 3 4 hours V78EN 02 indd 27 21 08 2015 10 08 39 MANUFACTURER S WARRANTY The manufacturer hereby warrants normal operation of the unit for 24 months after the retail sale date provided the user s observance of the transportation storage mounting and operation regulations Should any malfunctions occur in the course of the unit operation through the Manufacturer s fault during the guaranteed period of operatio
22. ent and use of any assemblies parts and components not approved by the manufacturer Unit misuse e User violation of the unit installation regulations e User violation of the unit control regulations e Unit connection to the power mains with a voltage different from the one stated in the user s manual e Unit breakdown due to voltage surges in the power mains e Discretionary repair of the unit by the user e Unit repair by any persons without the manufacturer s authorization e Expiration of the unit warranty period e User s violation of the unit transportation regulations e User s violation of the unit storage regulations e Wrongful actions against the unit committed by third parties e Unit breakdown due to circumstances of insuperable force fire flood earthquake war hostilities of any kind blockades e Missing seals if provided by the user s manual e Failure to submit the user s manual with the unit purchase date stamp e Missing payment document certifying the unit purchase FOLLOWING THE REGULATIONS STIPULATED HEREIN WILL ENSURE A LONG AND TROUBLE FREE OPERATION OF THE UNIT USERS WARRANTY CLAIMS SHALL BE SUBJECT TO REVIEW ONLY UPON PRESENTATION OF THE UNIT THE PAYMENT DOCUMENT AND THE USER S MANUAL WITH THE PURCHASE DATE STAMP V78EN 02 indd 28 21 08 2015 10 08 39 Unit Type Serial Number Manufacture Date We hereby declare that the product complies with the essential prote
23. he changes After pressing the e button the cursor will jump to the first step of setting the next special day Setting up setpoints Page 4 4 The setpoints for schedule entries are programmed on page 4 4 Setting up setpoints Press the a button to select a parameter Then use the T and 4 buttons to set the desired parameter value You may program up to three entries Set the fan speed and temperature for each setpoint UNIT PARAMETER SETUP To set up the unit parameters enter the user parameters menu and Page 1 04 Fan speed setting dale E Use the el button to select the supply or exhaust fan speed as The Parameters menu consists of four pages To navigate between necessary and then press the and buttons to set the speed the pages use the T and 4 buttons value as a percentage of the maximum speed After that press the e button to save the settings The Main sensor parameter allows changing the temperature measuring location to account for the value and subsequent processing by the firmware If the unit serves a number of spaces the parameter value should be set to Exh air When setting or editing a parameter the th Tune control panel must be installed in the space supplied by the unit V78EN 02 indd 24 21 08 2015 10 08 37 Page 2 04 Setting up temperature setpoints Press the a button to select the temperature setpoint and then use the T and 4 buttons to define the tem
24. ments such as air ducts clogged damaged or closed diffusers louvre shutters grilles The extract filter is soiled Clean or replace the extract filter Cold supply air Unit in Cooling mode Check the unit operation settings The impeller s is soiled Clean the impeller s l sie acs The fan or casing screw connection is loose Tighten the screw connection of the fans or the casing against stop Noise vibration No anti vibration connector on air duct pipe flanges Install anti vibration connectors ff the heat medium ly using shutoff valve and eliminate the Heat medium leakage Water heater connecting system is damaged Cutat th heat medium supply Using shutoni valv gi cause of leakage Contact the Seller SYSTEM ALARMS Fire alarm Emergency system shutdown on command from the fire alarm board This In case of such alarm follow the emergency instructions and leave the alarm interrupts the fan operation room and the building Interruption or shortening in the temperature sensor circuit This alarm i i n he Seller interrupts the fan operation Contact the Temperature sensor failure Check the connection of the control panel to the controller Contact Control panel failure Control panel communication error tha Seller Low supply air temperature If the supply air temperature factory setting is below 14 C Clean or replace the extract filter Check the unit operation settings Filter replacement required Appears on
25. meter value Cancel Cancelling the parameter edits and exiting the submenu Parameters Access to the additional parameters menu Alarms Access to the alarms view and reset menu THE SERVICE SETTINGS ARE PROGRAMMED AT THE FACTORY THESE SETTINGS MAY BE CHANGED ONLY BY QUALIFIED SPECIALISTS UPON ENTERING THE SERVICE PASSWORD CHANGING OTHER PARAMETERS DOES NOT REQUIRE A SERVICE PASSWORD UNIT START 1 Upon starting the unit choose the controller interface language 2 Once the interface language has been selected the controller by using the t and buttons and then press d firmware will load MAIN MENU Current date Current time Current temperatures Room temperature Downstream of the heat exchanger Outside temperature Supply air Unit operation mode OFF FANS Heating Cooling Auto Scheduler The temperature value for the selected mode Fan speed level Low Medium High V78EN 02 indd 19 21 08 2015 10 08 33 www ventilation system com To modify the unit operation parameters move the cursor to the required line using the a button Then use the T and 4 buttons to set the desired value and then press the d to confirm To exit the parameter change mode without saving the changes press the 5 button VIEWING THE READINGS FROM THE TEMPERATURE SENSORS To view the readings from the temperature sensors installed in the unit move the cursor to the upper left corner by means of the d button
26. n the user is entitled to elimination of faults by the manufacturer by means of warranty repair at the factory free of charge The warranty repair shall include work specific to elimination of faults in the unit operation to ensure its intended use by the user within the guaranteed period of operation The faults are eliminated by means of replacement or repair of the unit components or a specific part of such unit component The warranty repair does not include routine technical maintenance e unitinstallation dismantling e unit setup To benefit from warranty repair the user must provide the unit the user s manual with the purchase date stamp and the payment document certifying the purchase The unit model must comply with the one stated in the user s manual Contact the Seller for warranty service The manufacturer s warranty does not apply to the following cases e User failure to submit the unit with the entire delivery package as stated in the user s manual including submission with missing component parts previously dismounted by the user e Mismatch of the unit model and the brand name with the information stated on the unit packing and in the user s manual e Users failure to ensure timely technical maintenance of the unit e External damage to the unit casing excluding external modifications as required for installation and internal components caused by the user e Redesign or engineering changes to the unit e Replacem
27. ndd 12 Water inlet Ta Water outlet 21 08 2015 10 08 25 TH TUNE CONTROL PANEL INSTALLATION To install the rear part of the control panel use a suitable mounting box minimum diameter 65 mm and minimum depth 31 mm 1 Use a screwdriver to pull the front and the rear sides of the control 2 Disconnect the 4 pin socket from the front part of the control panel apart panel 3 Complete the electrical connections according to the external wiring diagram Page 15 4 Secure the rear part of the control panel in the mounting box using the screws supplied 5 Reattach the 4 pin connector 6 Lay all the cables and install the control panel starting from the bottom Make sure that none of the internal wires prevent closing with a click Overall dimensions of the control panel rear part mm A Te D D Nike SOOO E oe D y 60 ke al 74 p gt V78EN 02 indd 13 21 08 2015 10 08 26 V78EN 02 indd 14 PGD1 CONTROL PANEL INSTALLATION Connect the pGD1 control panel to the controller connector see figure on page 13 using the 6P6C PLUG 6P6C P C2 phone plug The maximum length of the phone cable is 50 m To mount the control panel on a wall route the phone cable to the selected location
28. ng has the same function as ESC Enter the desired value and press to confirm Display pictograms 1 Operation mode 2 Main field 3 Fan mode Manual Auto 4 Fan speed indicator 5 Temperature measurement unit 6 Lock function 7 Setpoint value 8 Disabled 9 Current time range 10 Day of the week 11 Alarm signal 12 Circulation pump operation signal 13 Cooler operation enable signal 14 Disabled 15 Fan operation signal 16 External electric heating elements operation enable signal 17 Disabled 18 Auxiliary field 19 Unit scheduled operation enabled 21 08 2015 10 08 31 Connect the pGD1 control panel to the controller con nector see figure on page 13 using the 6P6C PLUG 6P6C P C2 phone plug The maximum length of the phone cable is 50 m The pGD1 offers extended functionality and has identi cal settings entered via the controller screen see Controller functions and menu pGD1 The main page of the control panel menu displays the following information e date and current time e indoor temperature the temperature registered by sensors can be browsed by pressing the Up and Down buttons outdoor and supply air temperature the temperature downstream of the heat exchanger and in the exhaust air duct e unit operation mode e set point temperature e selected speed e scheduled operation status on off The main page enables access to the
29. panels The three layer sandwich panels are made of aluminium and galvanized sheets internally filled with a heat and sound insulated layer of mineral wool The air handling unit is equipped with quick detachable service panels for scheduled repair and maintenance operations Route power and ground cables through the screwed cable glands to connect those to the terminal block located in the control unit The wiring diagram is shown on the inner side of the control unit cover V78EN 02 indd 10 21 08 2015 10 08 23 MOUNTING AND SET UP While mounting the unit provide enough access for maintenance or repair work The minimum recommended clearances between the unit and the adjoining walls are given in the figure below Before starting the unit make sure that the rotary heat exchanger cells are clean and free from damage Check the belt tension The tension force is regulated by the spring on the motor suspension mount The unit may be suspended on a threaded rod that is fixed inside a dowel or may be rigidly fixed on a horizontal plane SERVICE ACCESS ES R 700 WH EC G 3 4 PERTE R 900 WH VUT R900 WH EC 900 mm VUT R 1200 WH VUT R 1200 WH EC x DOTE R 1500 WH EC 1000 mm G1 VUT R 2000 WH VUT R 2000 WH EC lt n B B provide enough distance for connection of a water heater K UNIT MOUNTING ON A HORIZONTAL PLANE To attain the optimal performance of the unit and to minimise turbulence ind
30. perature setpoint value After that press the a button to save the settings Page 3 04 Temperature regulator operation setup Page 4 04 Hour meter operation ALARMS In the event of an alarm the controller display shows the gt picto gram The controller resets the alarm automatically on detecting that its cause has been eliminated V78EN 02 indd 25 T1 is the setpoint for the supply air temperature at which the unit will switch to a lower speed in case of failure to attain the pre pro grammed temperature conditions T4 is the temperature increase relative to T1 for switching to the pre programmed speed For Winter and Summer modes it is possible to choose the type of the temperature regulator If the temperature regulator type value is 0 the temperature is controlled by supply air temperature If the temperature regulator type value is 1 the temperature is controlled by room temperature On elapsing of the filter replacement interval 3 000 hours by default the system will generate a filter replacement alert To reset the filter replacement alerts once the filter has been replaced press the button to make the following menu selection e Hour meter reset RESET e To change the filter replacement alert parameter set the time as desired and press el To respond to an alarm press the button to enter the active alarms menu List of possible alarms is show in the Technic
31. ported air must not contain any flammable or explosive mixtures evaporation of chemicals sticky substances fibrous materials coarse dust soot and oil particles or environments favourable for the formation of hazardous substances toxic substances dust pathogenic germs V78EN 02 indd 5 THE UNIT MAY NOT BE OPERATED BY CHILDREN OR PERSONS WITH REDUCED PHYSICAL MENTAL OR SENSORY CAPACITIES OR LACKING THE APPROPRIATE TRAINING THE UNIT MUST BE INSTALLED AND CONNECTED ONLY BY PROPERLY QUALIFIED PERSONNEL AFTER THE APPROPRIATE BRIEFING THE CHOICE OF UNIT INSTALLATION LOCATION MUST PREVENT UNAUTHORIZED ACCESS BY UNATTENDED CHILDREN DELIVERY SET l __Name _ Number Air handling unit 1 item Control panel 1 item User s manual 1 item Packing box 1 item DESIGNATION KEY Unit type es VUT ventilation with heat recovery Heat exchanger type R rotary Air capacity m3 h Heater type W water heater Spigot orientation H horizontal Motor type EC electronically commutated motors Control A17 th Tune control panel with an LCD display A18 pGD1 control panel with an LCD display 21 08 2015 10 08 21 TECHNICAL DATA The unit is designed for indoor application with the ambient temperature ranging from 1 C up
32. res against water heater freezing If the temperature drops below 14 C factory setting in the Heating mode and 8 C in the Cooling mode the unit turns off If the outdoor air temperature drops below 10 C the Winter start mode is activated When activating the unit the water heater is warmed up first the heat medium pump switches on the heat medium regulating valve is opened to the maximum to warm up before starting the fans When the return heat medium temperature reaches 55 C the air dampers are opened and the fans are switched on In winter the controller maintains a return heat medium temperature of not less than 25 C for preventing a water heater failure To prevent a water heater freezing in the Heating mode the Water Heater Warm Up mode is activated when the heat medium temperature drops below 10 C The automatic control system generates an alarm signal to warn of low heat medium temperature The warning alarm is switched off automatically when the heat medium temperature exceeds 55 C A freeze protection thermostat of a water heater is active in any mode WARNING Changing the thermostat settings will void the Warranty In case of a freezing danger the fans are turned off the supply air damper is closed the heat medium regulating valve is fully opened to provide 100 air capacity of a heat medium and the circulating pump is switched on Ill te V78EN 02 indd 16 21 08 2015 10 08 29 UNIT CONTROL
33. rogrammed heater operation to attain the pre set temperature at the selected schedule speed V78EN 02 indd 20 21 08 2015 10 08 34 TEMPERATURE SETTING To modify the temperature setting set the cursor at Setpoint by using the e button Then use the D and 4 buttons to set the desired temperature value and then press the e to confirm Temperature setting range from 15 C up to 30 C FAN SPEED SETTING To select the desired fan speed set the cursor at Fan speed by using the a button Then use the T and 4 buttons to set the desired value and then press the a to confirm Three fan speed stages are available Low Medium High The fan rotation speed corresponding to each speed stage is set as a percentage of the maximum capacity of each fan via the unit parameter setup menu UNIT PARAMETERS To enter the user parameter menu press the button Use the T and 4 buttons to select the desired menu item and press the d button to enter 1 System information To view the system information enter the user parameter menu and Page 1 3 contains the following parameters select System info e Current supply fan speed The System info menu consists of three pages To navigate be e Current exhaust fan speed e The current state of the heat exchanger On heat exchanger enabled Off heat exchanger disabled e Current level of opening of the heat medium regulating valve e Current
34. rol panel The automatic control system has the following functions Control unit of VUT R 400 2000 WH EC_ 1 Timing the unit on off 2 Unit operation mode selection Automatic mode Ventilation Contralier mode can be enabled only from the pGD1 control panel i EERIE 3 Maintaining a pre set room temperature by activating Transformer deactivating the rotary heat exchanger as well as setting pate LE Li a required water heater heating capacity and its smooth controlling 4 Automatic reduction of the supply and exhaust ventilation flow rate to obtain the user defined heating temperature 5 Supply and exhaust fan control 6 Unit operation according to a pre programmed schedule 7 Controlling the electric actuators of the supply and exhaust air dampers 8 System shutdown on signal from fire fighting system 9 When connecting external electrical heating elements and or CCU to the unit the activation signal controls their operation if cooling heating is required 10 Filter contamination control by the number of operating hours 11 Water heater freeze protection in the winter period pGD1 control panel connector Ground terminal m jil COCEUELELELELLLL El AUTOMATIC CONTROL SYSTEM DESIGN AND OPERATION The automatic control system comprises a Carel controller PCO5 compakt an outdoor air temperature sensor a supply air temperature sensor a sensor for the air temperature in the exhaust duct a room temperature sensor rel
35. ss the Enter button within 10 seconds to confirm Failure to press the button within 10 seconds will cause the controller to close the address setting page automatically while keeping the original address value 5 Upon confirmation the controller will restart with a new pLan address automatically SETTING CONTROLLER PLAN ADDRESS VIA pGD1 CONTROL PANEL To set the controller address use the pGD1 panel to set the control panel dGD1 address to 0 To do this follow the steps described in SETTING PLAN ADDRESS FOR THE CONTROL PANEL pGD1 paragraph above Upon setting the control panel address to zero by using the respective buttons on the external control panel follow the steps described in SETTING CONTROLLER PLAN ADDRESS VIA THE BUILT IN CONTROL PANEL paragraph After setting the controller address set the pLan address of the control panel pGD1 to 30 31 or 32 V78EN 02 indd 18 21 08 2015 10 08 32 CONTROLLER FUNCTIONS AND MENU The controller has the following controls and indicators Backlit LCD display The display screen shows the current parameters of the system operation temperature values pre set parameters and alarms Control buttons of the automatic control system Enter Enters specific modes editing a parameter saving an edited parameter and function list navigation Down Navigating one level down or decreasing the edited parameter value Up Navigating one level up or increasing the edited para
36. tenance once per year Some dust may accumulate on the heat exchanger block even in case of regular maintenance of the filters To maintain the high heat recovery efficiency regular cleaning is required To clean the heat exchanger remove it from the unit and clean the heat exchanger by using compressed air or a vacuum cleaner After cleaning re install the heat exchanger into the unit CLEAN THE UNIT CAREFULLY SO AS NOT TO DAMAGE THE HEAT EXCHANGER CELLS 1 Disconnect the unit from power mains 2 Undo the screws securing the service panels in place 3 Remove the side panels Then unscrew the angle pieces securing the heat exchanger except VUT R 400 WH EC 4 Unplug the connector to the heat exchanger motor and remove the grounding terminal 5 Pull the heat exchanger and remove it from the unit 6 Install the heat exchanger in the reverse order AN lt O 21 08 2015 10 08 39 3 Fan maintenance once per year Even in case of regular maintenance of the filters some dust may accumulate inside the fans and reduce the fan performance and supply air flow Clean the fans with a soft cloth or brush Do not use water aggressive solvents or sharp objects as they may damage the impeller 4 Supply air flow control twice per year The supply duct grille may get clogged with leaves and other objects reducing the unit performance and supply
37. the heating coil capacity 11 0 kW Water flow prolong the line 5 down to the water flow axis 6 at the bottom of the graphic 0 13 1 5 Water pressure drop Draw the line 7 from the point where line 6 crosses the black curve to the pressure drop axis 0 8 kPa Water flow through the water heating coils I s V78EN 02 indd 9 21 08 2015 10 08 23 UNIT DESIGN AND OPERATING LOGIC The unit has the following operating logic Warm stale extract air from the room flows to the unit where it is filtered by the extract filter Then the air is moved through the rotary heat exchanger and is exhausted outside with the exhaust fan Clean cold air from outside is moved to the intake filter Then filtered air flows through the rotary heat exchanger and the water heater where it is warmed up to the pre set temperature value and is moved to the room with the supply fan Heat energy of warm extract air is transferred to clean intake fresh air from outside and warms it up in the rotary heat exchanger Heat recovery minimizes thermal energy losses and space heating expenses in cold seasons Unit operation logic service side view Exhaust fan Rotary heat exchanger Extract filter Control unit Cy A EXHAUST AIR le Fe EXTRACT AIR INTAKE AIR IL Az E 5 SUPPLY AIR a i a a Supply fan Water heater Intake filter The unit is a framework construction that includes a frame made of rigidly fixed sandwich
38. to 40 C and relative humidity up to 80 Hazardous parts access and water ingress protection rating qi IP 44 for the unit motors IP 22 for the assembled unit connected to the air ducts The unit design is constantly being improved so some models can slightly differ from those ones described in this manual TECHNICAL DATA VUT R 900 WH EC VUT R 1200 WH EC VUT R 1500 WH EC VUT R 2000 WH EC Voltage V Hz 1 220 240 50 60 Maximum air capacity m h 700 00 45 VUT R 400 WH EC VUT R 700 WH EC Maximum fan power W 2 items x 100 2 items x 105 2 items x 135 2 items x 208 2 items x 222 2 items x 448 290 440 50 1 2 1500 2000 r p m upto 3100 up to 2600 up to 2600 up to 1930 up to 2000 up to 3000 25 60 Maximum transported air temperature C Sound pressure level at 3 m distance dB A Casing material aluzinc Insulation 20 mm mineral wool 25 mm mineral wool ow m a i i Filter N www ventilation system com V78EN 02 indd 6 21 08 2015 10 08 21 Overall dimensions of VUT R 400 700 900 WH EC Overall dimensions of VUT R 2000 WH EC Dimensions mm mm Toop aM ee Fle uluH x v m n M TwurRaoownec 159 1050 1167 225 167 333 648 200 670 ao a3 331 150 14 VUTR700WHEC 249 1210 1326 243 180 340 745 260 700 580 43 365 150 130_ VUTR900WHEC 249 1210 1326 243 180 340 745 260 7
39. tting up exception periods Page 2 4 Exception period setting While in the Scheduled operation mode you may need to create a period of operation to a different set of scheduled settings between two identical entries This is done by setting exception periods Then use the T and 4 buttons to set the desired parameter value To select a parameter press the d button Setting up special days Cj Page 3 4 1 Setting up the special day date While in the Scheduler you may need to program a special set of 1 nN H el parameters for a whole day This is done by setting up special days CPE parner y pressing 208 i ehte the T and L buttons to select the day in the month to designate a special day 2 Setting up the special day month 3 Setting up the special day mode Press the a button to select the Month parameter and then use Select the Mode parameter by pressing the d button and then the T and 4 buttons to select the month for assigning a special use the T and 4 buttons to assign the operation mode to the day to special day V78EN 02 indd 23 21 08 2015 10 08 36 www ventilation system com 4 Selecting the special day setpoint _ 5 Setting up other special days Press the d button to select the Set parameter and then use the D Other special days are set up similarly and 4 buttons to select the setpoint required on the special day Once done with the special day setup press the d button to save t
40. uced air pressure losses connect a straight air duct section on both sides of the unit while mounting Minimum straight air duct length e equal to 1 air duct diameter on intake side e equal to 3 air duct diameters on outlet side If the air ducts are not connected or the connected air ducts are too short protect the unit parts from ingress of foreign objects by covering the spigots with a protecting grille or other protecting device with mesh width not more than 12 5 mm to protect internal parts of the unit against penetration of foreign objects SAFETY PRECAUTIONS The unit must be mounted to a rigid and stable structure The unit must be suspended using anchor bolts Make sure that the base structure is capable of sustaining the unit weight Otherwise reinforce the mounting location with beams or similar elements If the bolts used for the unit mounting are too short the unit can generate abnormal noise and resonate with the ceiling Use bolts of sufficient length to prevent resonance If the abnormal noise is generated at the spiral air duct joint replace the spiral air duct with a flexible one to prevent resonance Flexible anti vibration connectors are another alternative for dealing with resonance UNIT MOUNTING Install M8 anchor bolts before proceeding with the installation Insert the anchor bolt into the suspended mounting opening and secure it with nuts and washers The unit mounting example is shown in the illustration on the right

User`s manual "VENTS VUT R WH EC" ( PDF 8,31Mb )

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User`s manual &quot;VENTS VUT R WH EC&quot; ( PDF 8,31Mb )

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User`s manual "VENTS VUT R WH EC" ( PDF 8,31Mb )