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Summary of Contents for BLAUBERG Komfort ERV EC DB 150 S14
- Page 1 AIR HANDLING UNIT WITH HEAT AND HUMIDITY RECOVERY Komfort ERV EC DB 150 S14 Komfort ERV EC DB 250 S14 Komfort ERV EC DB 350 S14 OPERATION MANUAL...
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Page 2: Table Of Contents
Komfort ERV EC DB S14 www.blaubergventilatoren.de CONTENT Safety requirements ............................2 Purpose ..................................4 Delivery set ................................4 Designation key ..............................4 Technical data ............................... 5 Design and operating logic .......................... 7 Mounting and set-up ............................9 Connection to power mains ........................11 Unit control ................................ - Page 3 Komfort ERV EC DB S14 www.blaubergventilatoren.de UNIT MOUNTING AND OPERATION SAFETY PRECAUTIONS • Disconnect the unit from power mains prior to • Unpack the unit with care. any installation operations. • Do not lay the power cable of the unit in close •...
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Page 4: Purpose
Komfort ERV EC DB S14 www.blaubergventilatoren.de PURPOSE The unit is an energy saving unit based on heat recovery technology and is one of the energy saving components used in the buildings and premises. The unit is a component part and is not designed for stand-alone operation. The unit is designed to provide permanent controlled air exchange by means of mechanical ventilation in houses, offices, hotels, cafés, meeting halls and other mechanically ventilated premises as well as utilization of extract air heat energy to warm up supply purified air. -
Page 5: Technical Data
Hazardous parts access and water ingress protection rating: IP44 for the unit motors and IP22 for the assembled unit connected to the air ducts. The unit design is regularly improved, so some models may slightly differ from those ones described in this manual. Technical data Komfort ERV EC DB 150 S14 Komfort ERV EC DB 250 S14 Komfort ERV EC DB 350 S14 Supply Voltage, 50–60 Hz [V]... - Page 6 Komfort ERV EC DB S14 www.blaubergventilatoren.de Dimensions, mm Model Ø D Komfort ERV EC DB 150 S14 Komfort ERV EC DB 250 S14 Komfort ERV EC DB 350 S14 1117 1024 Control panel The touch control buttons and the alarm indicator are located on 11,2 the sensor control panel.
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Page 7: Design And Operating Logic
Komfort ERV EC DB S14 www.blaubergventilatoren.de UNIT DESIGN AND OPERATING LOGIC Control panel Electric lead-ins Control unit Supply fan Extract fan Freeze protection temperature sensor *Bypass damper **Humidity sensor Cross- ow heat exchanger Extract air lter Supply air lter Service side Access door for maintenance of the lters and heat exchangers The access door is located on the service side of the unit. - Page 8 Komfort ERV EC DB S14 www.blaubergventilatoren.de UNIT OPERATION MODES Heat recovery mode: warm extract air from the room flows into the unit and is cleaned in the extract filter. Then the air is moved through the heat exchanger and is exhausted outside with the extract fan. Cold fresh air from outside flows into the unit, where it is cleaned in the supply filter.
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Page 9: Mounting And Set-Up
Komfort ERV EC DB S14 www.blaubergventilatoren.de MOUNTING AND SET-UP THE UNIT MUST BE MOUNTED BY A QUALIFIED EXPERT ONLY, PROPERLY TRAINED AND HAVING THE REQUIRED TOOLS AND MATERIALS. HUMIDITY SENSOR MOUNTING The humidity sensor is not included into delivery set and is available as a specially ordered accessory. The humidity sensor must be installed prior to unit mounting. - Page 10 Komfort ERV EC DB S14 www.blaubergventilatoren.de Threaded rod Vibration absorbing rubber Washer CONTROL PANEL MOUNTING MAKE SURE THAT THE CONTROL PANEL IS NOT DAMAGED. DO NOT USE A DAMAGED CONTROL PANEL! DO NOT INSTALL THE CONTROL PANEL ON AN UNEVEN SURFACE! WHILE TIGHTENING THE SCREWS, DO NOT APPLY EXCESSIVE FORCE TO PREVENT THE CONTROL PANEL CASING DEFORMATION.
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Page 11: Connection To Power Mains
Komfort ERV EC DB S14 www.blaubergventilatoren.de 1. Route the required wires and cables 2. Use a screwdriver to 3. Screw the back side of the casing to 4. Press the latches to fix the to the control panel installation place. carefully undo the latches the mounting box through the mounting control panel display. -
Page 12: Unit Control
Komfort ERV EC DB S14 www.blaubergventilatoren.de Connect the unit in compliance with the external wiring diagram to the terminal block X1 located in the control unit. The unit has provision for connection of extra control devices. Control devices are not included in the delivery set and are available as specially ordered accessories. Extra connections to the unit are shown in dotted lines. - Page 13 Komfort ERV EC DB S14 www.blaubergventilatoren.de The software enables editing the factory parameters: Parameter Factory setting Control range Zero speed (off ) [%] 0–100 Minimum speed [%] 0–100 Medium speed [%] 0–100 High speed [%] 0–100 Speed with the closed contact of an external control device [%] 0–100 Filter replacement periodicity [h] 2160 (3 months)
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Page 14: Maintenance
Komfort ERV EC DB S14 www.blaubergventilatoren.de Summer cooling mode: Press once a respective touch button. The pressed touch button is highlighted. The bypass damper is opened and the unit starts operation in the summer cooling mode. Each consistent pressing will change the unit status and will be saved in the unit memory. Filter maintenance: After elapsing the set filter replacement period the respective indicator is highlighted to indicate the need of the filter cleaning or replacement. -
Page 15: Troubleshooting
Komfort ERV EC DB S14 www.blaubergventilatoren.de Then install the new heat exchanger and fasten the access door in the reverse order. Contact the unit Seller to purchase new heat exchangers. 3. Fan maintenance (once per year). Even in case of regular maintenance of the filters, some dust may accumulate inside the fans and reduce the unit performance and supply air volume. Clean the fans using a cloth or a soft brush. -
Page 16: Storage And Transportation Regulations
Komfort ERV EC DB S14 www.blaubergventilatoren.de STORAGE AND TRANSPORTATION REGULATIONS Store the unit in the manufacturer’s original packing box in a dry closed ventilated premise with temperature range from +5 ˚C to + 40 ˚C. Vapours or particles which can cause corrosion or damage the insulation or connection tightness are not allowed in the storage environment. Use hoist machinery for handling and transportation to prevent possible mechanical damages of the unit. -
Page 17: Acceptance Certificate
Company: Name: Date Signature WARRANTY CARD Komfort ERV EC DB ________ S14 SELLER SALES DATE REPRESENTATIVE IN EU Blauberg Ventilatoren GmbH Aidenbachstr. 52 D-81379 Munich, Germany... - Page 18 Komfort ERV EC DB S14 www.blaubergventilatoren.de...
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