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118225EN-02 2023-12 ProNordic L190R ART.NR. 152000 INSTRUCTIONS TRANSLATED FROM ORIGINAL LANGUAGE INSTALLATION AND MAINTENANCE INSTRUCTION Air handling unit INSTALLATION INSTRUCTIONS...
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L 1 9 0 R Symbols used These products bear a number of symbols used for labelling the actual product and in installation and user documentation. Supply air Extract air DANGER! DANGER! ELECTRICITY DO NOT TOUCH Exhaust air Outdoor air EXAMPLE OF NIPPLE LOCATIONS EXAMPLE OF NIPPLE LOCATIONS (shown as a right model)
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• The unit must not be operated product: without the filters being in place. 118076 automatic control • All plumbing work must be instructions carried out by an authorised 118539 wiring diagram plumber. For spare parts, see www.flexit.com L 1 9 0 R...
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L 1 9 0 R Our products are subject to continuous development and we therefore reserve the right to make changes. We also disclaim liability for any printing errors that may occur.
Contents Items included ......................6 Inward transport ......................7 2.1. Transport using lifting straps ................7 2.2. Transport using pallet truck ................7 2.3. Operating the door locks ..................8 ..................10 Assembly ........................13 Connection of sensors ....................16 5.1. Supply air sensor (B1) ..................17 5.2.
Inward transport 2.1. Transport using lifting straps The unit must must be stored in a dry environment to avoid damage to the electronics. Unit and control cabinet are always to be locked. 2.2. Transport using pallet truck < 1500mm > 1500mm L 1 9 0 R...
Assembly The unit must be placed in a dry location protected from the weather. INFO! The space required for the servicing of the model is described in chap. 9.2. Space requirements page 22. must should L 1 9 0 R...
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L 1 9 0 R Duct Insulation Support required. Outdoor air and exhaust ducts The unit cannot support the weight. densation. If the unit is in a cold location, the supply air and extract air ducts must also be insulated. Electrical power connection Any cable tray must be suppression to the unit...
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Ceiling Hovedlydfelle Main sound insulation Should be positioned close aggregat. to the unit. Wall Dukstusser Fabric bosses noise. Technical room Distance to wall Floor The unit should be placed in Risk of the transmission of a technical room. sound and noise. damping.
3 mm switching distance. This is not part of the supply from Flexit. 6.1. Main supply (mains cable) See chap. 14. Technical data page 29 for dimensions of fuses and connection cables. See also chap. 7. Main connection page 19 for more information about 6.2.
Main connection The F2 fuse is a glass fuse, 6.3A, 250V. Incoming electrical cables are connected to the terminal The main fuse is a miniature circuit breaker of type MCB C10 3P 10 kA. 3~230 V. This applies only in Norway. 3N~400V JThe bridge is located between the blue and...
L 1 9 0 R 8.1. Adjustment of throttle dampers Adjust the pressure balance over the rotor minimise the risk of leakage between extract air and the rotor. NOTICE! If the damper is not to be used, it should be removed from the unit - otherwise it may decrease the amount of air from the unit.
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Connect the pressure gauge with the –hose to A (blue hose in the unit) and the +hose to B (red hose in the unit). Run the unit at the correct operating point for the system in question. 0–20Pa higher than in the supply air part (the instrument If it is not, adjust with air damper DA3 (on the extract air -20Pa L 1 9 0 R...
L 1 9 0 R 9.1. Weight Gross unit weight Heat recovery system Doors Net inward transport 257 kg 2 x 12 kg 57 kg 4 x 12 kg 128 kg 9.2. Space requirements This is a minimum requirement that only relates to space for service needs.
No. Abbreviation Description Supply air fan Extract air fan HR-R Rotary wheel-type heat exchanger Heating battery, water Heating battery, electrical L 1 9 0 R...
L 1 9 0 R Abbreviation Description Abbreviation Description Supply air fan Extract air fan Rotor motor Exhaust air damper Outdoor air damper Damper, pressure equalisation HR-R Rotary wheel-type heat exchanger Heating battery, water Supply air fan pressure relay Heating battery, electrical Supply air external pressure sensor Cooling battery Extract air external pressure sensor...
Dimensions in mm. 1010 895* 1500 *without door Vesiliitäntäpisteet Water connection points water connection points The dimensions are the same on both end sides. L 1 9 0 R...
L 1 9 0 R 13. Maintenance If a water battery is used to heat the air, check the system for water 13.1. General maintenance leaks. All electrical power to the unit must be shut off before carrying out Listen for abnormal sounds and service or maintenance.
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Component Action Interval Rotor Where required blowing it clean from the opposite side. Distance approximately 60 mm and max. pressure are intact and tight. Filtre panel lights up. They must be replaced at least once a year. Electric battery Inspect the cables to the electric battery at least twice a year. Check for damaged cables and components.
1 630 mm Depth (with håndtage) 1 010 mm 1 010 mm Depth (without doors) 895 mm 895 mm ProNordic L190R: K factor for supply air fan: 84 K factor for extract air fan: 72 L 1 9 0 R...
L 1 9 0 R 15. Capacity and sound data For control and calculation of SFTINT and SFPLimit use FlexitSelect. Lw(A) is below 70 dB(A). 15.1. Supply air side SFP < 1,0 100% 100% 60dB(A) 65dB(A) 70dB(A) 75dB(A) 77dB(A) [m³/h] 1200 1600 2000...
Using the capacity diagram: 1. Capacity curves (blue) 4. Sound curves (red) /h at the bottom of the diagram and in l/s at the top of the diagram. applied (0 – 100% = 0 – 10 V). 2. Operation curves (black) 5.
L 1 9 0 R 16. Complaints Warranty claims will only be valid if the instructions in the manuals have been followed. the current terms of sale, provided that the product is used correctly and properly maintained. used incorrectly or maintenance is grossly neglected. installation must be submitted to the installation company responsible.
RoHS Directive 2015/863/EU 2009/125/EC Ecodesign Directive 1253/2014/EC Ecodesign Regulation Norway Type: ProNordic L190R Ventilation Unit standards on the date on which the declaration of conformity was signed: EN ISO 12100: 2010 Safety standard – General requirements EN 60335-1:2012; A11, A13, A1, A14, A2, A15 Safety standard –...
L 1 9 0 R 19. Product and Environmental Declaration Materials: Materials with which the user or treated air come into contact: • steel. • The rotary wheel-type heat exchanger is made of aluminium. • Miscellaneous electric cables with PVC insulation. •...
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The product is listed in the database for building products that can be used in Nordic Swan Ecolabelled buildings. Flexit AS, Moseveien 8, N-1870 Ørje www.flexit.com...
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