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Air hAndling unit
KOMFORT EC S5B270
KOMFORT EC S5B270-E
KOMFORT EC S5 270
KOMFORT EC S5 270-E
EN
USER'S MANUAL

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Summary of Contents for BLAUBERG Ventilatoren KOMFORT EC S5B270

  • Page 1 Air hAndling unit KOMFORT EC S5B270 KOMFORT EC S5B270-E KOMFORT EC S5 270 KOMFORT EC S5 270-E USER’S MANUAL...
  • Page 2: Table Of Contents

    KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de CONTENTS Safety requirements ..................................2 Purpose ........................................ 4 Delivery set ......................................4 Designation key ....................................4 Technical data ....................................5 Design and operating principle ............................6 Installation and set-up................................8 Connection to power mains ..............................11 Technical maintenance ................................
  • Page 3 KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de • Do not change the power cable length at your own discretion. Do not bend the • Do not lay the power cable of the unit in power cable. Avoid damaging the power close proximity to heating equipment. cable.
  • Page 4: Purpose

    KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de PURPOSE The unit is designed to ensure continuous mechanical air exchange in houses, offices, hotels, cafés, conference halls, and other utility and public spaces as well as to recover the heat energy contained in the air extracted from the premises to warm up the filtered stream of supply air.
  • Page 5: Technical Data

    KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de TECHNICAL DATA The unit is designed for indoor application with the ambient temperature ranging from +1 °C up to +40 °C and relative humidity up to 80 %. In order to prevent condensation on the internal walls of the units, it is necessary that the surface temperature of the casing is 2-3 °C higher than the dew point temperature of the transported air.
  • Page 6: Design And Operating Principle

    Komfort EC S5(B)270(-E) UNIT DESIGN Extract air Intake air Exhaust air Supply air Supply fan Extract fan Bypass damper (only for KOMFORT EC S5B270) Control unit Extract air filter Supply air filter Counter-flow heat exchanger Supply air filter (option) Drain pipe Drain pan The service side of the unit is equipped with a detachable plate for filter and heat exchanger cleaning and replacement operations.
  • Page 7 KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de UNIT OPERATION MODES Heat recovery Extract air Intake air Warm stale extract air from the room flows into the unit, where it is Exhaust air Supply air filtered by the extract filter, then air flows through the heat exchanger and is exhausted outside by the extract fan.
  • Page 8: Installation And Set-Up

    KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de INSTALLATION AND SET-UP READ THE USER'S MANUAL BEFORE INSTALLING THE UNIT. FS2 HUMIDITY SENSOR INSTALLATION AND CONNECTION (FOR UNITS WITH S14 AND S21 CONTROL) The FS2 humidity sensor is not included in the delivery set and is available as a specially ordered accessory. The humidity sensor must be installed prior to the unit mounting.
  • Page 9 KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de The plate opposite to the service side must be fixed with screws (included in the delivery set) before installation. Unit floor mounting Unit wall mounting Install the unit on the pre-mounted floor supports, minimum Fasteners (dowels, self-tapping screws) for wall mounting are 150 mm height, to ensure sufficient access for the drain pipe not included in the delivery set and must be ordered separately.
  • Page 10 KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de CONDENSATE DRAINAGE Condensate drainage is required for the KOMFORT EC S5(B)270 unit series. The KOMFORT EC S5(B)270-E units are equipped with a heat exchanger with an enthalpy membrane at the core. No condensate is generated in heat exchangers of this type, therefore, no condensate drainage is required.
  • Page 11: Connection To Power Mains

    KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de CONNECTION TO POWER MAINS TURN OFF POWER SUPPLY PRIOR TO ANY OPERATIONS WITH THE UNIT. THE UNIT MUST BE CONNECTED TO POWER SUPPLY BY A QUALIFIED ELECTRICIAN. THE RATED ELECTRICAL PARAMETERS OF THE UNIT ARE GIVEN ON THE MANUFACTURER’S LABEL.
  • Page 12 KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de EXTERNAL WIRING DIAGRAM FOR UNITS KOMFORT EC S5(B)270(-E) S14 PK re alarm panel (remove the jumper while connecting the contact) Control panel Electric actuators of the external air dampers Humidity sensor - Tx Rx + supply exhaust 230 V/50 (60) Hz External device NO...
  • Page 13 KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de WIRING DIAGRAM FOR CONNECTION OF THE EXTERNAL CONTROL UNIT TO THE VENTILATION UNITS KOMFORT EC S5(B)270(-E) S21 Tacho 0-10 V Tacho 0-10 V +24 V 0-10 V Electric shock hazard K1: Connection cable for M1, M2 motors and Y1,Y2 actuators. K2: Cable for connection of the control signals for M1, M2 motors and RH humidity sensor.
  • Page 14: Technical Maintenance

    KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de TECHNICAL MAINTENANCE DISCONNECT THE UNIT FROM POWER SUPPLY BEFORE ANY MAINTENANCE OPERATIONS. FOLLOW THE SAFETY REGULATIONS WHEN CARRYING OUT MAINTENANCE. Maintenance operations of the unit are required 3-4 times per year. It includes general cleaning of the unit and the following operations: 2.
  • Page 15: Troubleshooting

    KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de TROUBLESHOOTING Problem Possible reasons Troubleshooting Make sure the power supply line is connected correctly, No power supply. otherwise troubleshoot the connection error. Turn the unit off. Troubleshoot the motor jam and the The motor is jammed, the impeller blades are soiled. The fan(s) does not start impeller clogging.
  • Page 16: Manufacturer's Warranty

    KOMFOrt EC S5(B)270(-E) 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 Council Directive 2014/30/EU, Low Voltage Directive 2014/35/ EU and CE-marking Directive 93/68/EEC.
  • Page 17 KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de...
  • Page 18 KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de...
  • Page 19: Certificate Of Acceptance

    KOMFOrt EC S5(B)270(-E) www.blaubergventilatoren.de CERTIFICATE OF ACCEPTANCE Unit Type Air handling unit Model KOMFORT EC S5___270_______ 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.
  • Page 20 www.blaubergventilatoren.de B170-1EN-03...

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