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Cube O
TECHNICAL DOCUMENTATION
USER'S AND INSTALLATION MANUAL
DTR Cube O v1.0 EN
| 1
www.flowair.com

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Summary of Contents for flowair Cube O

  • Page 1 Cube O TECHNICAL DOCUMENTATION USER’S AND INSTALLATION MANUAL DTR Cube O v1.0 EN www.flowair.com...
  • Page 2 V1.0 MT-DTR-CUBE-O-EN-V1 06.2023r www.flowair.com...
  • Page 3 This manual is only intended to use for persons using or installing the Cube O devices. Its content is legally protected and must not be copied, translated or processed (including electronic media) in total or partially without the manufacturer’s written declaration of consent.
  • Page 4: Table Of Contents

    Lifting information ................................. 12 FOUNDATION ..................................13 5.1. Foundation Cube O unit ..............................13 5.2. Roof crossing (Cube O wit K-roof section) ........................14 5.3. Cube O with K-roof section installation .......................... 15 5.4. Installation of ceiling devices ............................17 INSTALLATION ..................................
  • Page 5: Technical Documentation: En

    This manual contains important information about preventing possible accidents and damage to Cube O units during operation. Special care should be taken during all actions with the unit and obey to this manual and all technical data. FLOWAIR shall not be responsible for any omissions and damages caused by them.
  • Page 6 NAMEPLATE Each Cube O unit is equipped with a nameplate glued under the main switch (the roof section) or near the automation cabinet (in ceiling mounted configurations), as shown in the figure below: The nameplate contains basic product information such as unit’s code allowing to determine configuration, serial number, parameters and basic electrical and air flow parameters.
  • Page 7: General Information

    2.2. Device configuration Cube O units can be additionally equipped with a heater or cooler to increase or cool down the air temperature at the outlet. There is water heater, electric and gas modulating heater or water cooler. Unit’s size, together with types and optional equipment...
  • Page 8: General Characteristics Construction Cube O

    Full unit’s configuration is set on ordering process, leaded by our Sales Department or Project Support Department consultations. 2.3. General characteristics construction Cube O K-Roof section (ORK, ONK, ORNK) Axial fan section (A, 2A) Water cooler section (C2, C3) Radial fan section (P1, P2, P3, P4)
  • Page 9: General Characteristics Construction Of The Cube Ornk Configuration With The Roof Section

    Recirculation damper V - ventilation ducts connections Fresh air filter 3J - long range nozzles Recirculation air filter Gas heater (Cube O – G) Acoustic silencers Housing with insulation 2.5. General characteristics construction of the Cube OR 1. EC axial fan 2.
  • Page 10: Technical Data

    Electrical data Max. power consumption on request Max. current consumption on request Power supply V/Hz 3x400/50 Optional data Water heater (Cube W) Type of exchanger 2-row / 3-row Nominal heating power 14,0 – 68.3 / 16,8 – 100,8 10 | www.flowair.com...
  • Page 11: Service Distances K-Roof Section

    If the device is installed on a flat roof (<5%) at a height of more than 50 cm, safe service access to the device must be ensured through the use of a service platform.  Make sure there is easy service access to the connection stub. Minimal required service distance min. 0,5 m min. 1,5 m min. 0,5 m | 11 www.flowair.com...
  • Page 12: Transport

    4.1. Horizontal transport The Cube O devices are prepared for transport using a forklift. The integrated frame of the K-roof section or the pallet on which the room section is mounted allows for easy transportation with a forklift.
  • Page 13: Foundation

    5.1. Foundation Cube O unit Cube O units are built on self-supporting frame, which should be installed on brackets or frames connected to the roof, according to construction law in specific country and must be ousted from roof slope to a height determined by this law. The manufacturer determines unit’s installation on the unit’s contour in accordance with frame dimensions listed below.
  • Page 14: Roof Crossing (Cube O Wit K-Roof Section)

    5.2. Roof crossing (Cube O wit K-roof section) For the Cube O with the K-roof section, as additional accessories there is a base that serves as a roof transition and an adapter for the room section. The base supporting frame, under which the substructures shown in the drawing [1] should be designed.
  • Page 15: Cube O With K-Roof Section Installation

     Install unit in such way that inlet is not directed to windward. 5.3. Cube O with K-roof section installation During the foundation, pay attention to the correct assembly in relation to the ducts.
  • Page 16  Before placing the K-section on the base it is necessary to lead the cables from room section to the control cabinet.  It is necessary to seal the area of connection between the room section and roof section. 16 | www.flowair.com...
  • Page 17: Installation Of Ceiling Devices

    5.4. Installation of ceiling devices The Cube O device, designed for indoor installation, is suitable for horizontal mounting using 4 pieces of M10 threaded studs. The installation process should begin by preparing 4 mounting holes in the ceiling according to the provided diagram.
  • Page 18: Installation

    The valve should be installed in accordance with the hydraulic diagram of this manual. During assembly of the installation it is absolutely necessary to immobilize the exchanger's connector pipes (counter). Water heater 18 | www.flowair.com...
  • Page 19: Hydraulic Hub Chart For Water Heater / Cooler

    FS – mesh filter ZD – drain valve Z3d – 3-way valve with actuator TM – temperature sensor To avoid water exchanger damage caused by freezing, if electrical power is not available, glycol must be used as a refrigerant. | 19 www.flowair.com...
  • Page 20: Condensation Drain

    Units are equipped with a passive frost protection system. 6.3. Condensation drain Cube O units can are equipped with water cooler. Condensate precipitation is possible. The Cube unit’s in the set are equipped with a condensation drain and a siphon.
  • Page 21 Cube O K-roof section The power cord of the device should be led through the prepared hole to the automation cabinet cover. Then the cable should be connected to the ZUG terminals as described in the further part of the description.
  • Page 22 All activities during connecting to electrical installation must be conducted by qualified staff, having necessary permissions and certificates to work with live electrical devices according to the laws of the country. The ZUG terminals on the vertical bus are marked: L1, L2, L3, N and PE. 22 | www.flowair.com...
  • Page 23: Installation Flow Chart

    Climatix controller, present in every Cube O unit can be connected to the Internet. By connecting to the Internet, user can change operation parameters directly from web browser. To obtain such access, contact an authorized service center.
  • Page 24 Power cord cross-section should be selected by a designer based on its length and maximum current flow specified in technical data chart and should be selected individually for each unit. Cube as part of the System Flowair Power supply Controller T-box...
  • Page 25: Start-Up And Exploitation

    Before each device, install a shut-off valve and mesh gas filter. The use of such filters protects the solenoid valve against contamination and allows for quick and reliable deaeration of the installation without the need to disassemble the installation (it is especially important during the first start-up). Before switching on the heater check: | 25 www.flowair.com...
  • Page 26: Electric Heater

    Make sure there is easy service access to the connection stub.  To protect the components of the Cube O units, filling of the water systems is required all year round.  To avoid water exchanger damage caused by freezing, if electrical power is not available, glycol must be used as a refrigerant.
  • Page 27: Fans

    7.7. Automation control systems Cube O units are equipped with Climatix control system. First launch is conducted by qualified manufacturer’s staff that checks proper configuration and connections depending on model. In case of improper working of control system please contact manufacturer’s service.
  • Page 28: Responsibility Table

    Placement of the unit in accordance with producers documentation . refers to Leading the cables from the room section to the control cabinet located in Cube O with K- the roof section K. roof section refers to Connection of power supplies to the connectors in the K-roof secion control Cube O with K- cabinet (please observe the correct phase connection).
  • Page 29: Service And Warranty

    The manufacturer bears no responsibility for operating the device in a manner inconsistent with its purpose, by persons not authorised for this, and for damage resulting from this! Made in Poland Made in EU Manufacturer: FLOWAIR Sp. z. o. o. (formerly FLOWAIR Głogowski i Brzeziński Sp.J.) ul. Chwaszczyńska 135, 81-571 Gdynia tel. +48 58 669 82 20 e-mail: info@flowair.pl...
  • Page 30 ➀ Jednostki Cube O / Cube O units; ➂ 30.06.2023 DEKLARACJA ZGODNOŚCI WE / DECLARATION OF CONFORMITY WE PL /EN ➃ Niniejszym deklarujemy, iż urządzenia recyrkulacyjno – nawiewne/ FLOWAIR hereby confirms that rooftop units:  ➁ Cube O; Opcje wykonania: wszystkie konfiguracje doposażenia obejmujące nagrzewnice i chłodnice (N/W/C/E/G), moduły nawiewne (D/J/V) oraz inne / options: all options configurations including...
  • Page 31 / Electromagnetic Compatibility (EMC) - Part 3-12: Permissible Levels - Harmonic Current Limits for receivers with rated phase current> 16 A and <or = 75 A connected to the public mains power supply ➂ 30.06.2023 ➆ Business Development Manager | 31 www.flowair.com...
  • Page 32 MT-DTR-CUBE-O-PL-V1 06.2023r 32 | www.flowair.com...

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