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Biddle HR 25 Manual

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Manual
Heat recovery unit
Model HR 25/35/45
English
Version 3.0
Original Manual
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Summary of Contents for Biddle HR 25

  • Page 1 Manual Heat recovery unit Model HR 25/35/45 English Version 3.0 Original Manual...
  • Page 2 EAT RECOVERY UNIT . . . Contents Introduction About this manual How to read this manual About the unit Components and accessories Safety instructions Installation Inspection on delivery Hanging the unit up Connecting the unit to the ventilation system Connecting the unit to the central heating and heat recovery system Installing condensate drain Connecting components to electronics module Connecting the unit to the building management system...
  • Page 3 Cleaning the plate heat exchangers Removing the control circuit board Connecting the control circuit board Fuses Setting the unit code Resetting the PIN code Copying the settings Updating the software Composition of the Biddle control cable Dismantling Addresses Keywords Manual version 3.0 (10-10-2017) en-3...
  • Page 4 . . Introduction About this manual This manual describes the installation, operation and mainte- nance of the heat-recovery unit HR. The manual also provides instructions and information for servicing activities. How to read this manual 1.2.1 Designations used in the manual The following symbols are used in the manual: Note: Refers to an important section in the text.
  • Page 5 Warning: Applications other than those described above are deemed to be ‘usage other than for the intended purpose’. Biddle is not liable for damage or loss resulting from usage other than for the intended purpose. Usage for the intended purpose also entails observance of the instructions in this manual.
  • Page 6 NTRODUCTION EAT RECOVERY UNIT 1.3.2 Type designation In combination, the type designations constitute the type code. For example: HR 35-HC6. Explanation of the type code YPE CODE ELE ESIGNATION EANING MENT product series general designa- tion for the series capacity 2500 m3/h 3500 m3/h 4500 m3/h...
  • Page 7 HR M ANUAL NTRODUCTION FUNCTION SYMBOL filter heating/cooling airflow AIRFLOW SYMBOL supply air extract air exhaust air fresh air 1.3.4 Type plate The type plate is located on the side of the unit. Designations on the type plate ESIGNATION EANING Type complete type code of the unit serial number, production week and...
  • Page 8 NTRODUCTION EAT RECOVERY UNIT 1.3.5 ERP product information PRODUCT SERIES Manufacturer Biddle bv Type Non-residential ventilation unit/Bi-directional ventilation unit (NRVU/BVU) Drive Variable Speed Drive (VSD) Heat Recovery System Regenerative Plate Heat Exchanger HR25 HR35 TYPE Thermal efficiency of the heat recovery η...
  • Page 9 Power see type plate Parameters of use for water-heated models Note: Consult Biddle if you want to connect a unit to a water flow-path with higher temperatures and higher pressure. Warning: The unit may not be used in potentially explosive environments, outdoors or in very dusty or aggressive air conditions.
  • Page 10 CE Declaration of Conformity can be found at: www.biddle.info. 1.3.8 Modifications and changes Without the approval of Biddle, no changes or modifications may be made to the unit that could adversely affect safety. The CE declaration is no longer valid if the unit has been modified or changed in any way.
  • Page 11 HR M ANUAL NTRODUCTION Components and accessories 1.4.1 Components supplied Note: The illustration shows the unit from above, whereby the air exchange with the interior takes place on the left side and the air exchange with the exterior takes place on the right side. •...

  • Page 12: Safety Instructions

    NTRODUCTION EAT RECOVERY UNIT Safety instructions 1.5.1 Safety in use Warning: Do not put any objects into the inlets and outlets. Warning: Do not obstruct the unit’s inlets or outlets. Warning: The upper surface of the unit becomes hot during operation. Caution: In exceptional situations, water may run out of the unit.
  • Page 13 HR M ANUAL NTRODUCTION 3. Disconnect the mains supply (switch off the isolation switch). 4. If you are going to carry out maintenance or repairs on electrical components: switch the mains supply group off. 5. For water-heated models: shut off the central heating feed (if possible). Warning: The fins of the heat exchanger are sharp.
  • Page 14 . . Installation Warning: Installation activities may only be performed by technical staff qualified for this purpose. Warning: Before starting installation: read the safety instructions. See also: "Safety instructions" on page 12 Inspection on delivery • Check the unit and the packaging to ensure that they have been delivered in good order.
  • Page 15 SIZE TYPE DIMENSIONS HR 25 1558 mm HR 35 2158 mm HR 45 2758 mm...
  • Page 16 NSTALLATION EAT RECOVERY UNIT Hanging the unit up 1. Mount the electronics module on the side of the heat exchanger module 2. Move the heat exchanger module into position. 3. Attach the module to the threaded rods with nuts 1. Note: Make sure the rubbers and rings 2 for damping stay in the right place.
  • Page 17 HR M ANUAL NSTALLATION 8. Connect the supply fan module and the extract air fil- ter module M5 to each other with the coupling ele- ments at top and bottom. 9. Connect the extract fan module and the fresh air fil- ter module F7 to each other with the coupling ele- ments at top and bottom.
  • Page 18 The heating/cooling module can be fitted with a water-side control to control the temperature of the water battery. Caution: Biddle supplies suitable 2-way and 3-way valves as accessories. 1. Connect the control valve and the drive to the heat exchanger, in accordance with the diagram. In doing so, fol- low the instructions given in the control valve manual.
  • Page 19 HR M ANUAL NSTALLATION WIRING DIAGRAM WAY VALVE WIRING DIAGRAM WAY VALVE 2. Connect the drive to the valve in accordance with the wir- ing diagram. Caution: Connect the drive to the building management system or another control system. 2.4.2 Connecting the unit 1.
  • Page 20 NSTALLATION EAT RECOVERY UNIT Pay attention to the following installation criteria: Make sure the drainage pipe has a drop of at least 1 in Fit the drainage pipe with a trap with dimensions as shown in the illustration. Fill this with water before the unit is used for the first time.
  • Page 21 As a result, the magnetic fields will cancel each other out to an important extent. Note: Use Biddle control cables only. Standard modular telephone cable is NOT suitable. Manual version 3.0 (10-10-2017) en-21...
  • Page 22 NSTALLATION EAT RECOVERY UNIT 2.8.2 Mounting and connecting the control panel 1. Lay the control cable. 2. Slide the control panel out of the wall holder. 3. Connect the control cable to terminal X397. Caution: Ensure that the wall behind the wall holder is even. 4.
  • Page 23 HR M ANUAL NSTALLATION Installing sensors for control (optional) For some controls, a sensor is required to provide the input: • automatic CO control 2.9.1 Installing CO sensor With automatic CO control, the CO level is supplied by the building management system (BMS). If this information is not available, a CO sensor must be connected.
  • Page 24 NSTALLATION EAT RECOVERY UNIT Note: When using the input, indicate what response must be given to an input signal. (Via the b-touch control panel: menu > Configuration > 60. Function of inputs or via the building management system: register address 337_Special operation options) Unit output The unit has an output signal interface (X3).
  • Page 25 HR M ANUAL NSTALLATION 2.10.3 Installing dirty filter warning lamp (accessory) The b-touch control panel gives an alert if one of the filters is dirty. If the control panel is not available or is hung out of sight, a warning lamp must be installed. Note: During transport, the warning lamp is stored in the electronics module.
  • Page 26 NSTALLATION EAT RECOVERY UNIT Warning: However, do make sure to switch the mains supply off if you are going to conduct maintenance on or repair electrical components. 2.11.2 Connecting the unit Warning: Make sure that the mains supply is switched off.

  • Page 27: Installation

    HR M ANUAL NSTALLATION 2.12 Switching on and checking operation 2.12.1 Introduction Danger: Make sure that all channel sections are connected to fresh air, inside air and ventilation units before you test the operation of the unit. 2.12.2 Visual checking 1.
  • Page 28 NSTALLATION EAT RECOVERY UNIT en-28...
  • Page 29 HR M ANUAL NSTALLATION Calibrate the supply fan: 1. Connect a pressure difference meter to the pressure measurement points 1 of the supply fan 2. Set the unit to ‘manual’ and to ventilate via the home screen of the b-touch control panel. 3.
  • Page 30 NSTALLATION EAT RECOVERY UNIT 2.12.5 Checking operation 1. Open the indicated panels to check the operation of the dampers and fans. 2. Go to function menu > Maintenance > Checking HR unit. 3. Check the operation of different fans and dampers in each test mode.
  • Page 31 HR M ANUAL NSTALLATION MODE FANS SPEED VALVES FRESH EXHAUST RECIR DESCRIPTION SUPPLY EXTRACT CULATION PASS night cooling open open closed open (pressure dif- (pressure dif- ference) ference) exhaust air closed closed open closed damper closed (CAUTION: (no pressure no pressure difference) difference) 4.
  • Page 32 . . Operation via b-touch The unit can be operated via the b-touch control panel and via a building management system (BMS). This chapter describes operation with the b-touch control panel Note: Some settings and functions can only be used via the b-touch control panel or, conversely, only via BMS.
  • Page 33 HR M ANUAL PERATION VIA B TOUCH The Home screen On the home screen, information can be read and entered by touching the symbols: • 1 on/off • 2 main menu • 3 extra information about the current point in the con- trol panel.
  • Page 34 3.2.3 Regulating the strength (manual) In the manual mode, the strength can be set manually (3 set- tings). Note: For minimum energy consumption, Biddle recommends selecting the lowest strength at which the desired air quality is achieved. 3.2.4 Errors The symbol ä...

  • Page 35: Symbols

    HR M ANUAL PERATION VIA B TOUCH 3.2.5 Symbols The symbol indicates that the timer is switched on. The symbol ‘i’ indicates that there is currently a tip to be read. Touch the symbol in order to read the tip. Main menu Touch menu...
  • Page 36 Home screen. Also, a signal can be generated on one of the outputs. New filters are available from Biddle. Cleaning the display The screen can be cleaned using a damp, soft cloth.
  • Page 37 HR M ANUAL PERATION VIA B TOUCH Preferences The menu Preferences allows you to make settings for the use of the control panel. Set language The control panel offers a choice of languages. Choose your preferred language from the list. Set date and time The date and time are necessary for the timer function, the lifespan of the filter and for tracking usage statistics of the unit.
  • Page 38 PERATION VIA B TOUCH EAT RECOVERY UNIT 6. Minimum air temperature The unit can use cool fresh air to lower the room tempera- ture. Set the maximum difference between the room temperature (extract air) and the discharge temperature (supply air) is used for cooling fresh air.
  • Page 39 HR M ANUAL PERATION VIA B TOUCH Heating OFF option Not applicable to all versions of the unit. Use this function to enable or disable the option which allows the user to switch the heating ON/OFF manually. Error display Some error messages may be caused by external factors and do not necessarily have an influence on the functioning of the unit.
  • Page 40 PERATION VIA B TOUCH EAT RECOVERY UNIT 60. Function of input The unit has an input (terminal block X1) which can be used to enable a function to be controlled by an external accessory such as a smoke or fire alarm. Values for input ALUE PTION...
  • Page 41 HR M ANUAL PERATION VIA B TOUCH 62. Automatic CO2 control Only with use of automatic CO control The unit can automatically adjust the fan speed to the CO level. 2 LEVEL FAN SPEED < 1 Without recirculation module 0 (off) With recirculation module <...

  • Page 42: Unit Code

    PERATION VIA B TOUCH EAT RECOVERY UNIT Capacity test Not applicable to all versions of the unit. Use this function to test the capacity of the unit and your heating installation. The unit will run for 120 minutes at the highest fan speed and with the highest heating capacity.

  • Page 43: Updating Software

    HR M ANUAL PERATION VIA B TOUCH Checking HR unit Use this function to check the operation of the unit. Run through the various modes in this function to check the operation of the dampers and fans, as indicated in 2.12.5 >...
  • Page 44 PERATION VIA B TOUCH EAT RECOVERY UNIT Software update Biddle is working continuously on improving its products and recommends that you update the software of the control panel when updates become available. Consult www.bid- dle.info/software to see if updates are available.
  • Page 45 HR M ANUAL PERATION VIA B TOUCH Export log... The Export log functions write data concerning the operation of the unit to the USB flash drive. These files can then be ana- lysed on a computer. The files contain the following data: •...
  • Page 46 This paragraph describes frequently-used functions and their corresponding register addresses. Caution: Do not adjust other register addresses without consulting Biddle. Note: It may occur that the system applied uses a value of 1 higher than the register addresses given here. In that case, use 101 for register address 100, for example.
  • Page 47 HR M (BMS) ANUAL PERATION OF THE BUILDING MANAGEMENT SYSTEM Note: Settings in the b-touch control panel can cause Modbus settings to be ignored. In register addresses 410 to 419 inclusive, it can be specified whether settings may be altered via the b-touch. Register addresses 410 - 419 are related to 400 - 409 and 420 - 429 respectively.
  • Page 48 (BMS) PERATION OF THE BUILDING MANAGEMENT SYSTEM EAT RECOVERY UNIT (0.6) Automatic or manual control The unit has an automatic mode and a manual mode. When the unit is switched on, it will begin operating in the auto- matic mode. VALUE OPTION DESCRIPTION...
  • Page 49 1 - 49 50 - 79 80 - 100 Note: For minimum energy consumption, Biddle recommends selecting the lowest strength at which the desired air quality is achieved. 4.1.3 Automatic operation The unit can only be controlled automatically if the functions...
  • Page 50 (BMS) PERATION OF THE BUILDING MANAGEMENT SYSTEM EAT RECOVERY UNIT CONTROL MINI MAXI REGISTER ADDRESS DESCRIPTION DEFAULT UNIT (62.2) level 1 2000 (62.3) level 2 2000 1000 (62.4) level 3 2000 1200 level from BMS 2000 Input voltage, analogue input 0.01 V X377 *ro = read only (read only)
  • Page 51 HR M (BMS) ANUAL PERATION OF THE BUILDING MANAGEMENT SYSTEM DESCRIPTION VALUE OPTION recirculation recirculation (only functional in the case of units (no heat recovery) with a recirculation module and in manual control) ventilation ventilation (only functional in the case of units (heat recovery from the with a recirculation module and in extracted air)
  • Page 52 (BMS) PERATION OF THE BUILDING MANAGEMENT SYSTEM EAT RECOVERY UNIT 337 Alarm functions ALUE PTION ESCRIPTION Smoke extraction When the contact is closed: • air is extracted (maximum fan speed). • no air is supplied. • an alarm signal (smoke) is sent to the building manage- ment system.
  • Page 53 - speed 2 recirculation, manual - speed 3 special operation night cooling fire mode (external signal) smoke extraction defrosting All register addresses A detailed list of register addresses for usage of ModBus is available at: www.biddle.info. Manual version 3.0 (10-10-2017) en-53...
  • Page 54 . . Errors See also: "Safety instructions" on page 12 Danger: All work on the inside of the unit may only be carried out by personnel who are technically qualified to do so. Warning: Before you begin: read the safety instructions. Resolving simple problems If you suspect an error, first try to resolve the problem, using the table below.
  • Page 55 HR M ANUAL RRORS Remedying errors that are accompanied by an error message RROR MESSAGE ROBABLE CAUSE HAT TO DO The malfunction lamp is lit up. The filter is letting insufficient air Check the filter for contamination. through, due to contamination. Clean or replace it if necessary.
  • Page 56 RRORS EAT RECOVERY UNIT Error messages on the control panel For models with b-touch control panel Some errors are displayed with a symbol on the home screen of the b-touch panel. Note: When the error message is touched, the screen displays an explanation, together with a list of the actions to be taken.
  • Page 57 HR M ANUAL RRORS ROBLEM ROBABLE CAUSE HAT TO DO The unit does not respond The building management system is not Check the building management sys- to the building management operating correctly. tem. system. The unit has no communication with •...
  • Page 58 3. Remove the filter 4. 4. Clean the filter using (for example) a vacuum cleaner. After several cleanings, however, the filter must be replaced. New filters are available from Biddle. 5. Return the filter to its place. Note: Position the correct filter back into the correct place.
  • Page 59 HR M ANUAL AINTENANCE Cleaning the unit You can clean the interior and exterior of the unit with a damp cloth and a domestic cleaning agent. Do not use any sol- vents. Scheduled maintenance It is recommended to have the following inspection and main- tenance activities performed annually by an installer or other technical expert.
  • Page 60 . . Service See also: "Safety instructions" on page 12 Warning: Servicing activities may only be carried out by personnel who are technically qualified to do Warning: Before you begin: read the safety instructions. Cleaning the plate heat exchangers Dirty plate heat exchangers can cause inefficient operation and a high noise level.
  • Page 61 HR M ANUAL ERVICE 3. Loosen the screws of the clamping strips so as to allow the strips to drop down slightly 3. 4. Remove the air separation plates: Unscrew bolts 4 and 5. Extract the plates. 5. Extract the plate heat exchangers: Via the side: 6.
  • Page 62 ERVICE EAT RECOVERY UNIT Removing the control circuit board 1. Switch the unit off using the control panel or the building management system. Warning: Shut off the mains supply. 2. Open the electronic housing. 3. Disconnect all unit-connected connectors and grounded connections from the control circuit board.

  • Page 63: Wiring Diagram

    HR M ANUAL ERVICE Fuses The unit is fitted with various fuses: • In the electronics module 1. • On the control circuit board 2. The values are indicated on the fuses and/or are listed in the wiring diagram. Note: First identify and remove the cause of the error before replacing the fuses.
  • Page 64 ERVICE EAT RECOVERY UNIT 7.5.2 Setting the unit code via the control circuit board and the control panel 1. Connect the mains supply (insert the plug into the socket or move the isolation switch to ON). Warning: Do NOT touch any live parts. 2.
  • Page 65 HR M ANUAL ERVICE Copying the settings The settings of the unit can be copied to another unit. 7.7.1 What you need Before copying the setting, check that you have the following: • An empty USB flash drive. The USB flash drive must be for- matted for FAT or DOS.
  • Page 66 7.8.3 Step 2: Download the most recent software 1. Connect the USB flash drive to a USB port on your PC. 2. On your PC, go to Biddle’s website and look under Down- loads. 3. Look for your product and the available software for your unit.
  • Page 67 Software update to update the software. 3. When this has been completed, disconnect the USB flash drive from the control panel. Composition of the Biddle control cable The control cable for the control system is constructed as fol- lows: •...
  • Page 68 . . Dismantling The dismantling of the installation and the handling of the coolant, oil and other components must be carried out by a qualified fitter in accordance with the relevant local and national legislation and regulations. Pursuant to EU legislation, used electrical and electronic appli- ances must be collected for recycling.
  • Page 69 . . Addresses If you have any comments or queries relating to this product, please do not hesitate to contact your Biddle branch. Biddle bv Biddle Air Systems Ltd. Biddle France P.O. Box 15 St. Mary’s Road, Nuneaton 21 Allée des Vendanges...
  • Page 70 EAT RECOVERY UNIT . . . Keywords accessories ......11 fan speeds......27 addresses .

  • Page 71: Table Of Contents

    HR M ANUAL register addresses....46 all......53 safety instructions installation.
  • Page 72 It helps us to improve the documentation still further. For more information If you have any comments or queries relating to this product, please do not hesitate to contact Biddle. You will find the contact information for your Biddle branch in chapter Addresses.

This manual is also suitable for:

Hr 35Hr 45