Table of Contents
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Table of Contents
Related Manuals for Vents RA1-25
Summary of Contents for Vents RA1-25
- Page 1 USER’S MANUAL TwinFresh Comfo: • RA1-25 • RA1-25-2 • SA-35 • SA-35-2 • SA1-35 • SA1-35-2 • RA-35 • RA-35-2 • RA1-35 • RA1-35-2 • RA-50 • RA-50-2 • RA1-50 • RA1-50-2 • RA-85 • RA-85-2 • RA1-85 • RA1-85-2...
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Page 2: Table Of Contents
www.ventilation-system.com CONTENTS Safety requirements Purpose Delivery set Designation key Main technical parameters Design and operating logic Mounting and set-up Connection to power mains Ventilator control Maintenance Troubleshooting Storage and transportation regulations Manufacturer's warranty Acceptance certificate Seller information Installation certificate Warranty Card... -
Page 3: Safety Requirements
The user’s manual consisting of the technical details, operating instructions and technical specification applies to the installation and mounting of the single-room energy regeneration reversible ventilator TwinFresh Comfo, (hereinafter «the unit» as mentioned in the «Safety Requirements» and «Manufacturer’s Warranty» sections as well as in warnings and information blocks). SAFETY REQUIREMENTS •... - Page 4 www.ventilation-system.com UNIT MOUNTING AND OPERATION SAFETY PRECAUTIONS • Disconnect the unit from power mains prior to • Do not allow children to operate the unit. any technical maintenance. • When the unit generates unusual sounds, • Do not store any explosive or highly flammable odour or emits smoke disconnect it from substances in close proximity to the unit.
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Page 5: Purpose
The telescopic ventilator design enables its installation in the walls with various thickness, see the table below: Wall thickness Ventilator model 300 mm - 570 mm (11 13/16’’ - 22 7/16”) • RA1-25 120 mm - 500 mm (4 3/4’’ - 19 11/16”) • RA1-25-2 •... -
Page 6: Designation Key
DESIGNATION KEY TwinFresh Comfo RA1-25-2 Outer ventilation hood type _ — standard ventilation hood 2 — ventilation hood for thin walls Rated air capacity [m /h] Front panel type _ - grille 1 - panel with a at front cover... - Page 7 250-470 TwinFresh Comfo RA1-35 (5 ¼") (9 ⁄ "-18 ½") (3 ⁄ ") (11") 3 1/8" ( 9 ⁄ ") 5 ⁄ " 5 ⁄ " (11 ⁄ ") 250-470 (11") (5 ¼") (9 ⁄ "-18 ½") (2 ¼") TwinFresh Comfo RA-35 ( 8 ⁄...
- Page 8 www.ventilation-system.com ( 9 ⁄ ") 6 ⁄ " 6" (11 ⁄ ") 250-470 TwinFresh Comfo RA-50 (5 ¼") (9 ⁄ "-18 ½") (2 ⁄ ") (11") TwinFresh Comfo RA-85 ( 8 ⁄ ") 6 ⁄ " 6" (11 ⁄ ") 120-300 300 (11 ⁄...
- Page 9 (3 ⁄ ") ( 9 ⁄ ") 5 ⁄ " 5 ⁄ " (10 ¼") 310 (12 ⁄ ") VENTILATOR TECHNICAL DATA TwinFresh Comfo RA1-25, TwinFresh Comfo RA1-25-2 Speed Supply Voltage, 50-60 Hz [V] 1~100-230 Air Capacity [m /h] (CFM) 7 (4)
- Page 10 www.ventilation-system.com VENTILATOR TECHNICAL DATA TwinFresh Comfo RA-50, TwinFresh Comfo RA1-50, TwinFresh Comfo RA-50-2, TwinFresh Comfo RA1-50-2 Speed Supply Voltage, 50-60 Hz [V] 1~100-230 Air Capacity [m /h] (CFM) 14 (8) 28 (16) 54 (32) Power [W] 3,80 3,96 5,61 Current [A] 0,024 0,026 0,039...
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Page 11: Design And Operating Logic
, thus preventing back air ow. TwinFresh Comfo RA1-25 TwinFresh Comfo RA1-25-2 TwinFresh Comfo RA-35 TwinFresh Comfo RA-35-2 TwinFresh Comfo RA1-35... - Page 12 www.ventilation-system.com AUTOMATIC SHUTTERS OPERATION Ventilator is off - shutters are closed Ventilator is on - shutters are open VENTILATOR OPERATING MODES The ventilator has four ventilation modes: • Natural air supply - the automatic shutters are opened, the fan does not run •...
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Page 13: Mounting And Set-Up
PREVENTS AIR CIRCULATION IN THE ROOM. BESIDES, THE CURTAINS MAY PREVENT NORMAL AIR CIRCULATION AND REDUCE THE VENTILATOR PERFORMANCE. TWINFRESH COMFO RA1-25 VENTILATOR MOUNTING 1. Prepare a thorough hole in the wall for the ventilator mounting. The 2. Install the telescopic air duct inside the wall. The telescopic air duct hole size and profile is shown in the figure below. - Page 14 www.ventilation-system.com 5. Remove the screw in the bottom part of the ventilator. 6. Remove the front panel of the ventilation unit. 7. Prepare four fastening holes and fix the back cover of the ventilation unit on the wall with fours 4x40 screws and 6x40 dowels from the delivery set.
- Page 15 TWINFRESH COMFO RA-35, RA-50 AND RA-85 VENTILATOR MOUNTING 1. To mount the ventilator prepare a thorough hole in the wall. The 2. After preparing a through hole in the wall cut out a 25 mm (1’’) deep hole size and profile are shown in the figure below. recess for laying of the cables and the contact sockets connected to the mounting plate.
- Page 16 www.ventilation-system.com 4. Connect the mounting plate following the Wiring Diagram section, page 20. Prepare four fastening holes and fix the mounting plate on the wall with fours 4x40 screws and 6x40 dowels from the delivery set. Align the telescopic air duct with respect to the mounting plate and fill the gaps between the wall and the telescopic air duct with a mounting foam.
- Page 17 TWINFRESH COMFO SA-35 VENTILATOR MOUNTING 1. To mount the ventilator prepare a thorough hole in the wall. The 2. After preparing a through hole in the wall cut out a 25 mm (1’’) deep hole size and profile is shown in the figure below. recess for laying of the cables and the contact sockets connected to the mounting plate.
- Page 18 1. Mark the fastening holes for the outer ventilation hood and drill holes for the dowel 6x40. For marking convenience use the ventilation hood back part. TwinFresh Comfo RA-25 TwinFresh Comfo RA-25-2 TwinFresh Comfo RA1-25 TwinFresh Comfo RA1-25-2 180 mm 217 mm Ø6 mm (¼")
- Page 19 VENTILATION HOOD MOUNTING 2. Insert the dowels 6x40 from the delivery set into the holes. 3. Disassemble the outer ventilation hood to enable access to the fastening holes. Take off the front part of the outer ventilation hood. Remove 5 screws and take off the front part of the ventilation hood. 4.
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Page 20: Connection To Power Mains
The ventilator is rated for connection to single-phase ac 1~100-230 V / 50-60 Hz power main using a pre-wire pre-wired power cord and a plug. Connect the ventilator to power mains through the automatic circuit breaker with magnetic trip integrated into the fixed wiring system. VENTILATOR WIRING DIAGRAM TWINFRESH COMFO RA1-25 TWINFRESH COMFO RA1-25-2 XS2 XS1... - Page 21 CONNECTION OF SEVERAL VENTILATORS IN SERIES TWINFRESH COMFO SA-35 TWINFRESH COMFO RA-35 TWINFRESH COMFO RA-50 TWINFRESH COMFO RA-85 TWINFRESH COMFO SA-35-2 TWINFRESH COMFO RA-35-2 TWINFRESH COMFO RA-50-2 TWINFRESH COMFO RA-85-2 TWINFRESH COMFO SA1-35 TWINFRESH COMFO RA1-35 TWINFRESH COMFO RA1-50 TWINFRESH COMFO RA1-85 TWINFRESH COMFO SA1-35-2 TWINFRESH COMFO RA1-35-2 TWINFRESH COMFO RA1-50-2...
- Page 22 www.ventilation-system.com CONNECTION OF MORE THAN 10 VENTILATORS IN SERIES In case of connection above 10 ventilators the ventilator 11 is energized not though the previous ventilator but from power mains (L and N terminals). The control signals G and D from the 10th ventilator are transferred through the cable 2 x 0.5 mm The ventilators no.
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Page 23: Ventilator Control
VENTILATOR CONTROL The ventilator is operated with a remote controller or the buttons on the ventilator casing, see the figure below. The operation buttons on the ventilator casing have limited functionality and include activating the second and third speed and setting three of four ventilation modes. - Page 24 www.ventilation-system.com REMOTE CONTROL Set the speed switch to position and the ventilation mode switch to position to enable remote control of the ventilation unit. 1. Turning ventilator ON/OFF. ON/OFF 2. Night mode. ON/OFF If Night mode is activated, the ventilator switches to the first speed in the night, when the light is turned off. Activation of the night mode is confirmed by a long sound signal.
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Page 25: Maintenance
MAINTENANCE DISCONNECT THE VENTILATOR FROM POWER SUPPLY PRIOR TO ANY MAINTENANCE OPERATIONS. Maintenance of the ventilator means regular cleaning of the ventilator surfaces of dust and cleaning or replacement of the filters. MAINTENANCE 1. Fan maintenance (once per year). Take off the ventilation unit and clean the fan blades. - Page 26 www.ventilation-system.com Even regular technical maintenance may not completely prevent dirt accumulation on the regenerator assemblies. • Subject the regenerator to regular cleaning to ensure high heat recovery efficiency. • Clean the regenerator with a vacuum cleaner at least once in a year. To reset the motor meter install the filters and the regenerator into the ventilator and then press and hold the button for 10 sec.
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Page 27: Troubleshooting
TROUBLESHOOTING POSSIBLE FAULTS AND TROUBLESHOOTING Fault Possible reasons Fault handling Make sure that the ventilator is properly connected No power supply. to the power mains and make any corrections, if The fan does not start up necessary. during the ventilator start- Turn the ventilator off. -
Page 28: Manufacturer's Warranty
www.ventilation-system.com 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 operation the user is entitled to elimination of faults by the manufacturer by means of warranty repair at the factory free of charge. -
Page 29: Acceptance Certificate
ACCEPTANCE CERTIFICATE Unit Type The single-room reversible energy regeneration ventilator Model TwinFresh Comfo _________________ Serial Number Manufacture Date Is compliant with the technical specifications and is recognized as serviceable. We hereby declare that the product complies with the essential protection requirements of Electromagnetic Council Directive 2004/108/ 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. -
Page 30: Warranty Card
www.ventilation-system.com WARRANTY CARD Unit Type The single-room reversible energy regeneration ventilator Model TwinFresh Comfo _________________ Serial Number Manufacture Date Purchase Date Warranty Period Seller Seller’s Stamp ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ______________________________________________________________________________________________________... - Page 31 V91EN-02...