Single-room reverSible energy recovery ventilator vento ergo a50-1 Pro v.3 vento ergo a85-1 Pro v.
www.blaubergventilatoren.de vento ergo a50/85-1 Pro v.3 CONTENTS Safety requirements ..................................................................................................................................................................... 2 Purpose ................................................................................................................................................................................................ 4 Delivery set .........................................
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de insecticides, etc. Do not close or block the intake or extract vents in order to ensure the efficient air flow. Do not sit on the unit and do not put objects on it. The information in this user’s manual was correct at the time of the document’s preparation. The Company reserves the right to modify the technical characteristics, design, or configuration of its products at any time in order to incorporate the latest technological developments.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de PURPOSE The ventilator is designed to ensure continuous mechanical air exchange in flats, cottages, hotels, cafés and other domestic and public premises. The ventilator is equipped with a regenerator that enables supply of fresh filtered air heated by means of extract air heat energy recovery. The ventilator is designed for installation on external walls. The unit is rated for continuous operation.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de TECHNICAL DATA The temperature in the room where the indoor unit of the ventilator is installed must be in the range from +1 ˚C to +40 ˚C with relative humidity up to 65% (no condensation buildup). If the conditions for using the ventilator are beyond the specified limits, turn off the ventilator. Provide fresh air supply through windows. The temperature of the transported air should be in the range from -20 ˚C to +40 ˚C.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de DESIGN AND OPERATING PRINCIPLE The ventilator consists of an indoor unit with a decorative front panel, a telescopic air duct and an outer ventilation hood. Two filters, two air flow rectifiers and a ceramic regenerator are installed in the inner duct of the telescopic air duct. The air filters are designed to purify supply air and prevent foreign object ingress into the heat exchanger and the fan.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de The indoor unit is equipped with automatic shutters. During the ventilator operation the automatic shutters are opened and let the air flow freely through the ventilator. The automatic shutters are closed for 2 minutes at the ventilator shut down. Ventilator is off — the automatic shutters are closed Ventilator is on — the automatic shutters are opened The ventilator has four ventilation modes: • Natural air supply.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de MOUNTING AND SET-UP READ THE USER'S MANUAL BEFORE INSTALLING THE UNIT. DO NOT BLOCK THE AIR DUCT OF THE INSTALLED VENTILATOR WITH DUST ACCUMULATING MATERIALS, SUCH AS CURTAINS, CLOTH SHUTTERS, ETC. AS IT PREVENTS AIR CIRCULATION IN THE ROOM. 1. Prepare a round core hole in the outer wall. The hole size is shown in the figure below.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de 3. Remove the mounting plate to access the control board. It is necessary for connection of the ventilator to power supply and connection of other ventilators as stated in the “Connection to power mains” section. To remove the mounting plate, unscrew the four self-tapping screws as shown in the figure below. Then disconnect the mounting plate from the unit with care and push it aside to enable access to the control board.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de CONNECTION TO POWER MAINS DISCONNECT THE 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.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de Connection of several ventilators in series When the ventilators are connected in series, all the connected ventilators are controlled with the first ventilator and a remote control. To connect the ventilators in series, connect the control terminals with a cable as shown in the diagram below. Connect the second ventilator with the third ventilator in the same way, etc. For connection, use a screened cable with a wire cross-section of at least 0.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de CONTROL The ventilator is operated with a remote control 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. The remote control has wider control capabilities. The guaranteed minimum reach distance of the remote control is 3 m.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de REMOTE CONTROL OF THE VENTILATION UNIT Set the speed switch to position and the operation mode switch to position to enable remote control of the ventilation unit. 1. Turning the ventilator on/off ON/OFF 2. Night mode ON/OFF If the Night mode is activated, the ventilator switches to the first speed in the dark time of the day when the light is turned off. Activation of the night mode is confirmed by a long sound signal.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de TECHNICAL MAINTENANCE DISCONNECT THE UNIT FROM POWER SUPPLY BEFORE ANY MAINTENANCE OPERATIONS! MAKE SURE THE UNIT IS DISCONNECTED FROM POWER MAINS BEFORE REMOVING THE PROTECTION Maintenance of the ventilator means regular cleaning of the ventilator surfaces of dust and cleaning and replacement of the filters. 1. Heat exchanger and filter maintenance (3-4 times per year). 1. Remove the ventilation unit. 2. Remove the air flow rectifier. 3.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de 2. Fan inspection (once per year). Take off the ventilation unit and clean the fan blades. Remove dust using a soft brush, cloth or a vacuum cleaner. Do not use water, abrasive detergents, solvents, sharp objects for cleaning. The impeller blades must be cleaned once a year. Remove the ventilation unit. Clean the impeller blades.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de TROUBLESHOOTING POSSIBLE MALFUNCTIONS AND TROUBLESHOOTING Problem Possible reasons No power supply. When switching on the ventilator, the fan does not start. The motor is jammed, the impeller blades are soiled. Circuit breaker tripping Overcurrent as a result of short circuit in the during the ventilation unit electric line. start-up. Low set fan speed. Low air flow. Noise, vibration. The filters, the fan or the regenerator are clogged.
vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de MANUFACTURER’S WARRANTY The product is in compliance with EU norms and standards on low voltage guidelines and electromagnetic compatibility. We hereby declare that the product complies with the provisions of Electromagnetic Compatibility (EMC) Directive 2014/30/EU of the European Parliament and of the Council, Low Voltage Directive (LVD) 2014/35/EU of the European Parliament and of the Council and CE-marking Council Directive 93/68/EEC.
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vento ergo a50/85-1 Pro v.3 www.blaubergventilatoren.de CERTIFICATE OF ACCEPTANCE Unit Type Single-room reversible energy recovery ventilator Model Serial Number Manufacture Date Quality Inspector’s Stamp SELLER INFORMATION Seller Address Phone Number E-mail Purchase Date This is to certify acceptance of the complete unit delivery with the user’s manual. The warranty terms are acknowledged and accepted.
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