Pichler LBE 250A Operating And Installation Instructions
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Pichler LBE 250A Operating And Installation Instructions

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INSTALLATION INSTRUCTIONS
LBE 250A / LBE 500A
Air Conditioning Technology
VDI 6022, sheet 1 (01/2018)
SWKI VA104-01 (01/2019)
Air humidification unit size
ÖNORM H 6021 (08/2016)
"LBE 250A" / "LBE 500A"
VDI 3803, sheet 1 (05/2020)
Hygiene conformity test
W-351037-21-JRoll
Validity period:
10/2021 – 10/2026
OPERATING AND
COMFORT
VENTILATION
Systematic ventilation.

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  • Page 1 OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A COMFORT VENTILATION Air Conditioning Technology  VDI 6022, sheet 1 (01/2018)  SWKI VA104-01 (01/2019) Air humidification unit size ÖNORM H 6021 (08/2016)  "LBE 250A" / "LBE 500A" VDI 3803, sheet 1 (05/2020) ...

  • Page 2: Table Of Contents

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 2 Contents General 1. Introduction Page 4 2. General Page 4 3. Designated use Page 5 3.1 Liability Page 5 3.2 Warranty Page 6 4. Safety Page 6 4.1 General information Page 6 4.2 Unit installation...
  • Page 3 OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 3 9.5 Messages Page 20 9.5.1 FAULT MESSAGES PAGE 20 9.5.2 WARNING MESSAGE OPERATING TIMES PAGE 20 9.6 Settings Page 21 9.6.1 TARGET HUMIDITY PAGE 21 9.6.2 TARGET TEMPERATURE PAGE 21 9.6.3 DAILY WATER CHANGE...

  • Page 4: Introduction

    Thank you for choosing the air humidification unit LBE 250A/LBE 500A. The air humidification unit is available in the sizes LBE 250A and LBE 500A and complies with the latest state of the art. It convinces by its operational reliability, ease of operation and efficiency.

  • Page 5: Designated Use

    The system operating company must also be instructed on potential hazards by the system builder. The air humidification unit LBE 250A/LBE 500A is not a ready-to-use product. It must not be put into operation until it has been prop- erly installed and connected to the air conditioning and ventilation system.

  • Page 6: Warranty

    Warranty claims shall be limited to material and/or constructional defects occurring during the warranty period. In the event of a warranty claim, the air humidification unit LBE 250A/LBE 500A must not be dismantled without prior written authorisation from the manufacturer. The manufacturer's liability shall be limited to spare parts installed by a specialist approved by the manufacturer.

  • Page 7: Unit Installation

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 7 Switching off the ventilation unit If the ventilation unit is shut down for longer than one day, the air humidification unit must be switched off at least two hours before. In this way, the air humidification unit is dried out, and hygienically flawless functioning is ensured.
  • Page 8 OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 8 Mounting The unit is intended for horizontal mounting. It must be mounted on a massive, load-bearing wall with a maximum permissible deviation of +/- 1° from the horizontal position. The net operating weight of the humidification unit must be taken into consideration for the suspension.

  • Page 9: Transport And Storage

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 9 5. Transport and storage In order to prevent possible damage brought about by undue force during transport, the humidification unit must be handled with care. If transported manually, ensure that necessary human lifting and carrying forces are reasonable.

  • Page 10: Unit Design

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 10 6. Unit design Seitena Wartungsansicht von Vorne Maintenance view Ansicht von Vorne View from the front Seitenansicht von Links Side view from the left 1 Abluft 2 Wasser-Ablauf 3 Osmose-Ablauf...

  • Page 11: Model Types

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 11 7. Model versions Model versions Left-hand air inlet Right-hand air inlet Art. No. with PTC electric heater battery LBE250ALE LBE250ARE Art. No. with hot water heater battery LBE250ALW LBE250ARW Art.

  • Page 12: Functional Description

    The unit works automatically, the humidity in the unit is monitored electronically. Excess humidity of the supply air is therefore ruled out. The LBE 250A air humidification unit is dimensioned for a maximum operating air volume flow of 350 m³/h, the LBE 500A for a maxi- mum operating air volume flow of 500 m³/h.

  • Page 13: Standby Operation

    18 °C to an outlet condition of 25 °C with 60 % RH. This approximately corresponds to a maximum possible evaporation of 1.8 l/h (with 250 m³/h) for the LBE 250A, and 3.6 m³ l/h (with 500 m³/h) for the LBE 500 A.

  • Page 14: Closed-Loop And Open-Loop Control

    9.1 Control unit (display) / basic settings The LBE 250A/LBE 500A air humidification unit comes with a 4.3“ touch display. The unit offers easy and intuitive operation directly on the screen. By briefly touching the display, the standby mode is interrupted and the main overview is shown.

  • Page 15: Main Overview (Home)

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 15 9.2 Main overview (home) In the main overview (home), all important operating information is represented at a glance. 25.06.2021 10:14 50 % RH 50 % RH 22,0 °C 22,5 °C...

  • Page 16: Main Menu

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 16 The blue arrow indicates an airflow through the LBE. Indication of the currently measured relative humidity and air temperature at the outlet of the LBE. Date / time: Can be changed directly by touching the display.

  • Page 17: Operating Values And Unit Information

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 17 9.4 Operating values and unit information In this menu item, the relevant current operating values and unit information are shown. The values in brackets indicate the target values currently set.

  • Page 18: Operating Time Of The Uvc Tube

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 18 9.4.2 OPERATING TIME OF THE UVC TUBE Please note! The UVC tube has a guaranteed radiated power of at least 85 % over a period of 8000 operating hours. Never reset the hours meters without inserting a new UVC tube! A reduced radiated power can cause an insufficient UVC water disinfection (see Chapter 8.3)

  • Page 19: Operating Time Of The Osmosis Filter

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 19 9.4.4 OPERATING TIME OF THE OSMOSIS FILTER Over time, the osmosis membrane is blocked by small particles, impeding the passage of the pure water. For reasons of operational safety and for hygienic reasons, the osmosis filters should therefore be replaced when its maximally recommended operating time is reached, however, once every 2 years at the latest.

  • Page 20: Messages

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 20 9.5 Messages In the message overview, the status of the individual wear and maintenance parts is shown. In fault-free regular operation, the status indicated is “OK”. 9.5.1 FAULT MESSAGES If the control detects an error, a red message is output and the air humidification unit switches off in a controlled manner (Controlled switch-off, see Chapter 8.7).

  • Page 21: Settings

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 21 9.6 Settings In this menu item, the operator can carry out the basic settings for the operation of the air humidification system. 9.6.1 TARGET HUMIDITY The air humidity can be set between 40 % RH and 60 % RH. The humidification that can be actually attained depends on the inlet conditions of the air (see Chapter 8.6.2).

  • Page 22: Enable

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 22 9.6.5 ENABLE In this menu item the unit enable can be configured. By default, the enable is preset via the automatic airflow detection. As an alternative you can enable the unit via an additional external command. In this process, you can choose between a digital input signal or an external Modbus connection see Electrical Connection: Chapter 13).

  • Page 23: Service / Maintenance

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 23 9.7 Service / maintenance In order to reach the service and maintenance menu, the expert password must be entered first. In the overview, the operating states of the different installation components as well as the air conditions measured are represented.

  • Page 24: Test Mode

    , the unit settings are shown. Note! The air humidification unit is pre-parameterised correctly by the factory. A selection of the unit type (LBE 250A / LBE 500A) and of the type of heater battery (electric / hot water) is only to be carried out when the control panel is replaced.

  • Page 25: Technical Specifications

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 25 10. Technical specifications UNIT TYPE LBE 250 A LBE 500 A Air volume flow [m³/h] Max. 350 Max. 500 Air humidity adjustable [%] 40 to 60 40 to 60 Air temperature adjustable [°C]...

  • Page 26: Layout Sketches

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 26 11. Layout sketches 11.1 Layout sketch for the LBE 250A (WALL INSTALLATION) Air humidification unit LBE with PTC electric heater battery Type 08LBE250ARE / 08LBE250ALE (dimensions: W x H x D = 510 x 385 x 360 mm)

  • Page 27: Layout Sketch For The Lbe 500A (Wall Installation)

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 27 11.2 Layout sketch for the LBE 500A (WALL INSTALLATION) Air humidification unit LBE with PTC electric heater battery Type 08LBE500ARE / 08LBE500ALE (dimensions: W x H x D = 570 x 560 x 510 mm)

  • Page 28: Mounting

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 28 12. Mounting 12.1 Prerequisites for the unit installation The national and local regulations must be heeded when installing and setting up the unit. The unit may only be installed in compli- ance with national installation regulations.

  • Page 29: Assembly Of The Air Humidification Unit

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 29 12.3 Assembly of the air humidification unit The air humidification unit is installed in the supply air duct downstream of the living space ventilation unit. Supply air¬ silencer Air humidification unit...

  • Page 30: Air Duct Connections

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 30 12.4 Air duct connections When installing the air duct connections, you must ensure that no metal chips enter the air humidification unit (they may cause spots of corrosion in the water tank). Upon completion of the assembly work, the air ducts must be cleaned thoroughly.

  • Page 31: Connection Of The Water Heater Battery

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 31 The water connection set (accessories) included in the scope of supply comprises the following parts: Caution: Set the indicator to 4 to obtain a correct maximum operating flow rate 4 (complying with a maximum value of 4l/min).

  • Page 32: Connection Of The Low-Temperature Heating

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 32 Hydraulic connection diagram Lufteintritt Air inlet Heizungsrücklauf Heating return Heizungsvorlauf Heating flow The electrical connection work of the circulating pump and the 3-way mixing valve is to be implemented in compliance with the connection diagram (see Chapter 13) .

  • Page 33: Removing The Transport Securing Device

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 33 12.9 Removing the transport securing device After having established all connections (in terms of air, water and electrics), the cover must be unscrewed and the trans- port securing device must be removed.

  • Page 34: Electrical Connection

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 34 13. Electrical connection The air humidification unit is delivered with a mains plug and is already operable in the unit version with an electric heater battery. When performing any electrical work, the safety instructions in Chapter 4 must be observed. The electrical connection and work on electrical components may only be carried out by authorised electricians.

  • Page 35: Lbe With Electric Heater Battery (By The Factory)

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 35 13.1 LBE with electric heater battery (by the factory) The design variants LBE250ALE and LBE250ARE as well as LBE500ALE and LBE500ARE are provided with electric heater batteries Endmontage LBE already integrated in the air inlet area.

  • Page 36: Lbe With Water Heater Battery (On Site)

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 36 13.2 LBE with water heater battery (on site) The design variants LBE250ALW and LBE250ARW as well as LBE500ALW and LBE500ARW are provided with water heater batteries. The circulating pump and the mixing valve must be connected on site in compliance with the electrical connection diagram.

  • Page 37: Modbus Connection

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 37 13.3.1 MODBUS CONNECTION CAUTION: Modbus settings can only be changed with the service password! Mode: Default Baud rate 1200, 4800, 9600, 19200, 38400, 57600, 115200 19200 Start bit Data bits...

  • Page 38: Error Messages And Max. Operating Periods

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 38 14. Error messages and max. operating periods Error message Description Possible causes Humidity too low Air humidity at the outlet of the LBE with Water filter clogged. active humidity control over a period of 6 Osmosis filter clogged.

  • Page 39: Faq

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 39 15. FAQ Reply How accurate is the humidity sensor of the LBE? The accuracy of the humidity sensor is subject to tolerances and, in the measuring range of 10 – 90 % RH, it is typically +/- 2 % to +/- 3.5 %.

  • Page 40: Maintenance (Specialist)

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 40 16. Maintenance (specialist) 16.1 UVC tube replacement Please note! The UVC tube replacement must only be carried out by specialists. After the display message “UVC – end of service life reached”, the following worksteps must be carried out: Only original spare parts may be used (see Chapter 16).

  • Page 41: Maintenance Of The Reverse Osmosis Unit And Rotor Lamellae

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 41 16.2 Maintenance of the reverse osmosis unit and rotor lamellae Only original spare parts may be used (see Chapter 16). Before opening the unit, disconnect the mains plug and protect the...
  • Page 42 OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 42 Add some cleaning agent into the vessel and fill it up with warm water until the lamellae are completely covered. Schrauben Deckel Only use biologically-based cleaning agents! Observe the safety instructions! The coupling hub and the ball bearing must not be covered by the water.
  • Page 43 Schrauben Deckel UVC-Röhre Verbindungsstecker Ansicht von oben OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 43 Schrauben Detail Z Detail Z UVC-Röhre Abdeckung Netzstecker Verbindungsstecker Schrauben Fit the ball bearing on the rotor shaft again and carefully reinsert the rotor into...

  • Page 44: Maintenance Of The Water Filter

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 44 16.3 Maintenance of the water filter The water filter in the water supply line must be replaced periodically. The filter change is automatically indicated by a message that is output on the humidification unit.

  • Page 45: Firmware Update

    5 years 10/2021 – 10/2026 Test report: W-351037-21-JRoll In conclusion it can be stated that the examined Air humidification unit size "LBE 250A" / "LBE 500A", as specified in the test report W-351037-21-JRoll, is in compliance with the above mentioned regulations. (B. Zeidler) (J.

  • Page 46: Eg-Konformitätserklärung / Ec Declaration Of Conformity

    OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 46 20. EG-Konformitätserklärung / EC Declaration of Conformity Hersteller/Manufacturer: J. Pichler Gesellschaft m. b. H. Anschrift/Address: Karlweg 5 9021 Klagenfurt am Wörthersee Österreich / Austria Bezeichnung/Product description: LBE 250A / LBE 500A Ausführungen/Type:...
  • Page 47 OPERATING AND INSTALLATION INSTRUCTIONS LBE 250A / LBE 500A PAGE 47 SERVICE TABLE In order to document maintenance works, this table must be completed after perfor- mance of works: System commissioned by: Date Maintenance work (e.g. filter change) Performed by Signature...
  • Page 48 PASSIVHAUS Author: J. Pichler Gesellschaft m.b.H. | TIROL J. Pichler Gesellschaft m.b.H. archives | Text: J. Pichler Gesellschaft m.b.H. All rights reserved | All photos Symbol photos| | Subject to change without notice | Version: 11/2021 db Netzwerk für Information, Qualität und Weiterbildung...

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