Komfovent DOMEKT C8 automation, Installation Manual

Page 1: ...EN DOMEKT C8 automation INSTALLATION MANUAL ...

Page 2: ...l units 12 3 3 2 Flat units 13 3 3 3 Location and dimensions of fixture elements 13 3 3 4 Dimensions of DOMEKT R 200V with a kitchen hood 14 3 4 DOMEKT R 200 V and kitchen hood installation 15 3 5 Duct system installation 16 3 6 Connection of external heating cooling units 19 3 7 Connection of condensate drain 20 4 ELECTRICAL INSTALLATION 21 4 1 Electrical input requirements 21 4 2 Connecting elec...

Page 3: ...s or tools inside the unit It is forbidden to operate the unit in the premises where there is a risk of release of explosive substances Use appropriate personal protective equipment gloves goggles when installing or repairing the unit This sign means that the product may not be disposed of together with your household waste as defined in Directive 2002 96 EC and national legislation on the managem...

Page 4: ... unit slows down supply of cold air and increases extrac tion of warm indoor air to ensure that less cold air and more extracted warm air enters the heat exchanger thus prevent ing frost formation inside the heat exchanger This function is sufficient to ensure frost protection for temperatures up to 10 C As soon as the outside temperature drops below 11 C the air handling unit is stopped because a...

Page 5: ...designed for mounting over suspended ceilings All ducts are connected at the sides of the unit Vertical unit Flat unit Fig 1 Classification of units by duct connection Also each unit may be left or right inspection side1 The inspection side indicates which side of the unit contains the air supply duct to the premises Air duct to the premises Right inspection side Left inspection side Right inspect...

Page 6: ...ion Inspection side is changed by removing front and back panels fastened with screws and rotating the unit SUP SUP SUP supply air duct connection This air handling unit is designed to be integrated into the kitchen furniture front panel has mounting plates for furni ture panel see Section 3 4 In other cases when the unit is mounted on a wall you can remove these mounting plates and swap the front...

Page 7: ... B D A B C 7 8 5 7 8 5 1 4 3 6 10 2 D A B C RIGHT INSPECTION SIDE LEFT INSPECTION SIDE RIGHT INSPECTION SIDE LEFT INSPECTION SIDE ODA A outdoor intake air SUP B air supplied to the premises ETA C air extracted from the premises EHA D exhaust air E additional extraction air bypass without recuperation F kitchen hood connection 1 counter flow heat exchanger 2 supply air fan 3 extract air fan 4 elect...

Page 8: ...IDE Domekt CF 250 F RIGHT INSPECTION SIDE 1 3 4 5 6 7 8 2 10 1 3 4 5 6 7 8 2 10 B C D A B C D A LEFT INSPECTION SIDE ODA A outdoor intake air SUP B air supplied to the premises ETA C air extracted from the premises EHA D exhaust air E additional extraction air bypass without recuperation F kitchen hood connection 1 counter flow heat exchanger 2 supply air fan 3 extract air fan 4 electric heater 5 ...

Page 9: ... side Air handling units are heavy therefore be careful during lifting moving or transportation Use personal protective equipment Even small units should be transported on a forklift a trolley or carried by multiple persons L L Fig 4 Examples of transportation by crane forklift and trolley After delivery of the air handling unit carefully inspect its packaging for damage If mechanical or other dam...

Page 10: ...or ventila tion or dehumidification of humid premises swimming pools baths car washes etc 3 2 1 Maintenance area When selecting the installation or mounting location of the unit provide unrestricted and safe access to the equipment for its repair or preventive maintenance The inspection opening if any should not be less than the size of the unit and the installation must allow easily dismantlement...

Page 11: ...ted or placed on the floor Domekt R 300 F 120 cm 30 cm 30 cm 30 cm 30 cm 30 cm 30 cm 30 cm 120 cm Fig 5 Minimum space for maintenance It is forbidden to drill or screw into the casing of the unit in places not provided for purpose as there is a danger of damaging cables or tubes inside the housing Domekt CF 200 F CF 250 F flat units must be fitted with a 15 mm slope on the drainage side to facili ...

Page 12: ... of the unit therefore it is important to install air closing dampers motorized are recommended to close the air intake and exhaust openings when the unit is OFF This will prevent cold air from the outside and warm air from the premises to enter the unit We recommend that you always keep the unit turned on and use it at minimum of 20 intensity even if no ventilation is required This will ensure go...

Page 13: ...fixture elements Special brackets wall screws with plastic bushings and self tapping screws are provided for mounting the units When mounting the units care must be taken to ensure that vibrations of the unit are not transmitted to the building structures as it may lead to additional noise In order to eliminate vibrations additional anti vibration gaskets are attached to the back wall of the unit ...

Page 14: ... damper that closes airflow when not in use When kitchen hood is on the damper is opened and air from the cooker is extracted directly to the exhaust air duct bypassing the rotary heat exchanger The following are the dimensions of the unit and mounting dimensions for a standard or 392 12 kitchen hood Dimensions with a standard kitchen hood 42 625 777 500 804 325 42 94 625 738 325 140 x 4 560 140 2...

Page 15: ...hen hood remove a bottom cover of the unit by unscrewing the screws 1 Mounting plates for furniture panel 2 Bottom cover 3 Tin screws 4 2x13 4 Standard kitchen hood 5 Adapter for 392 12 kitchen hood 6 Kitchen hood 392 12 7 M4 screws for fixing the kitchen hood 5 6 3 x10 7 x4 4 7 x4 1 2 3 x10 Front panel of R 200 V unit is equipped with mounting plates for furniture panel mounting Mounting plates a...

Page 16: ...eturning to the air intakes Try to install the air intake vents where the outdoor air is the cleanest do not direct them towards the street car park or outdoor fireplace We also recommend installing the air intake vent on the north or east side of the building where the heat of the sun in summer will not have a significant effect on the supply air temperature It is highly recommended to install un...

Page 17: ...room toilet or kitchen without worrying that odours and bacteria will contaminate the rotary heat exchanger or be passed on to the supplied air flow However air is extracted through an additional branch without recuperation thus reducing the efficiency of the heat exchanger For this reason we do not recommend using the extra air extraction continuously An additional exhaust duct should be fitted w...

Page 18: ... noise transferring through the ducts into ventilated areas sound attenuators must be connected to the unit Duct system elements must have separate brackets and to be mounted in a way that their weight is not shifted to the unit casing The kitchen hood with integrated exhaust fan must not be connected to the additional air ex haust duct Such hood must be connected to a duct separated from the gene...

Page 19: ...return water pipe The sensor must be thermally insulated so that the room temperature does not distort water temperature measurements Fig 8 Connecting the water heater cooler hoses and installing the water temperature sensor When operating the unit with negative outdoor temperature a water glycol mixture must be used as heat medium in a water heater or cooler or it is necessary to ensure a return ...

Page 20: ...f a siphon without one way valve The drainage pipeline must be mounted with a slope without any constrictions or loops which might prevent water from draining easily If the drainage pipeline passes through the outdoors or unheated premises it must be adequately insulated or equipped with a drainage heating cable to prevent water freezing in winter Any drainage system cannot be directly con nected ...

Page 21: ... Hz Connect the unit only to suitable power socket with appropriate earthing and meeting the elec trical safety requirements It is recommended to connect AHU to the mains via 16 A automatic circuit breaker with 300 mA current leakage protection type B or B It is recommended that the control cables be placed at least 20 cm from the power cables to reduce the possibility of electrical interference A...

Page 22: ... management system working via Modbus RTU protocol Fire dampers controller 1 B8 3 5 for connection of air quality or humidity sensors for Air quality function When the sensors are connected its type and connection point must be specified in the settings see Domekt User Guide Outputs TG1 6 8 Power supply and control signal for a water mixing valve actuator of the external heat exchanger or direct e...

Page 23: ...itch Spring return damper actuator with end position contacts e g Belimo LF 230S 1 2 1 2 S3 S2 S1 0 100 N N 230V L L 13 15 C8 1 2 3 Fig 13 Example of Override ventilation mode activation when using additional air extraction with a motorised damper see Fig 7 Fire alarm requires a normally closed contact NC therefore a jumper is connected between terminals 13 and 14 instead of which building fire sy...

Page 24: ...ot install the control panel inside of cabinets behind doors in a corner of a room and avoid direct sunshine This is very important when room temperature maintenance is used or in CF type AHU s which uses temperature and humidity sensors inside of the control panel for operation Do not use any other size or type of screws but those that are packed to gether for control panel mount ing Wrong screws...

Page 25: ...ol panel but also by computer or smart phone In such cases the air handling unit must be connected to an local computer network or to the Internet The unit is controlled by a computer using a web browser or a smartphone with a Komfovent Home or Komfovent Control app The air handling unit is connected to the computer network with a CAT5 type cable RJ45 connector see Fig 10 The total cable length be...

Page 26: ... network administrator for the appropriate IP settings 192 168 0 70 255 255 0 0 OK INTERNET Connection over the Internet Komfovent Home app Komfovent Control app Fig 17 Computer network settings for direct connection to the unit To control the unit over the Internet it must be connected to a network router with Internet access Subsequent settings vary depending on whether the unit is controlled by...

Page 27: ...nit with a temporary electrical power supply as unstable power can damage the electronic components The air handling unit can be equipped with one of two control panels1 C6 1 control panel with touch screen and colour display Many functions and settings of the AHU can be reviewed and adjusted on the panel C6 2 control panel with touch buttons that can only switch between basic ventilation modes an...

Page 28: ...fter start up the automation of the unit will evaluate the unit settings check the automation components and open the air dampers if the duct system is equipped with air dampers with actuators Afterwards a signal to the fans will be given and the unit will start operating in the last used ventilation mode To change the ventilation mode 16 30 INTENSIVE ECO AUTO 16 30 NORMAL ECO AUTO INTENSIVE NORMA...

Page 29: ...t was ordered without a control panel it can be started by using a computer The unit is controlled by a com puter using a web browser Connect the computer directly to the air handling unit or to the computer network to which the air handling unit is connected as described in section 4 3 Disable the use of all proxy servers that may block the connection to your unit in Internet browser settings Ent...

Page 30: ...RMAL AWAY BOOST HOLIDAYS KITCHEN OVERRIDE FIREPLACE CONTROL ECO АUТО ALARMS OPERATION MODES MODIFY MODIFY OPERATION CONTROL SETTINGS TURN OFF Logout user You can stop the unit by pressing the OFF button INTENSIVE NORMAL AWAY BOOST HOLIDAYS KITCHEN OVERRIDE FIREPLACE CONTROL ECO АUТО ALARMS OPERATION MODES MODIFY MODIFY OPERATION CONTROL SETTINGS TURN ON Logout user INTENSIVE NORMAL AWAY BOOST HOLI...

Page 31: ...d there are no error messages The air dampers opens fully There are no extraneous sounds and vibrations Changing the ventilation modes changes the fan speed The unit is airtight without gaps or air leakage Heating cooling devices operates correctly External devices connected operates correctly The condensate easily flows from the unit and the drainage piping is watertight Other notes Unit installe...

Page 32: ...info komfovent lv www komfovent lv Vidzemes filiāle Alejas iela 12A LV 4219 Valmiermuiža Valmieras pagasts Burtnieku novads Tel 371 29 358 145 kristaps zaicevs komfovent com www komfovent lv PARTNERS AT J PICHLER Gesellschaft m b H www pichlerluft at BE Ventilair group www ventilairgroup com ACB Airconditioning www acbairco be CZ REKUVENT s r o www rekuvent cz CH WESCO AG www wesco ch SUDCLIMATAIR...