VSR300_500_Installation_service_208115_CE_GB
Contents
1. The frost protection sensor should then be a strap on surface sensor situated on the return water tube Sensor type TG A130 The supply air sensor SS at Al 1 must be replaced with a duct sensor which can be acquired as an accessory Sensor type TG K360 See wiring diagram for more information Only electrical or water re heater is allowed i e if a water re heater is selected the electrical re heater is deactivated and vice versa Note If a water re heater battery is installed we strongly recommend you to also install an outdoor air damper with a spring return actuator 9 3 9 Water Cooler A water cooler optional can be acquired as an accessory and be controlled by the unit If a water cooler is installed the supply air sensor SS at Al 1 must be replaced with a duct sensor which can be acquired as an accessory Sensor type TG K360 See wiring diagram for more information SAVE VSR 300 500 Installation and Service 208115 39 Systemair AB E Systemair 9 4 Trouble shooting A warning triangle with text in the display indicates an alarm Turn menu selector to the warning triangle and press confirm twice to view the alarm psa Alarm If problems should occur please check the items below before calling your service representative Malfunction Action Fans do not start 1 Check the display for alarms 2 Check fuse for main power supply in the distribution box for the building and all the quick connectors2. 1 Declaration of Conformity Manufacturer Systemair AB Industrivagen 3 SE 739 30 Skinnskatteberg SWEDEN Office 46 222 440 00 Fax 46 222 440 99 www systemair com hereby confirms that the following product Heat recovery ventilation unit SAVE VSR 300 500 The declaration applies only to product in the condition it was delivered in and installed in the facility in accordance with the included installation instructions The insurance does not cover components that are added or actions carried out subsequently on the product Comply with all applicable requirements in the following directives e Machinery Directive 2006 42 EC e Low Voltage Directive 2006 95 EC e EMC Directive 2004 108 EC The following harmonized standards are applied in applicable parts EN ISO 12100 2010 Safety of machinery General principles for design Risk assessment and risk reduction EN 13857 Safety of machinery Safety distances to prevent hazard zones being reached by upper or lower limbs EN 60 335 1 Household and similar electrical appliances Safety Part 1 General requirements EN 60 335 2 40 Safety of household and similar electrical appliances Part 2 40 Particular requirements for electrical heat pumps air conditioners and dehumidifiers EN 62233 Measurement methods for electromagnetic fields of household appliances and similar apparatus with regard to human exposure EN 50 106 2007 Safety of household and similar appliances Par
3. SAVE VSR 300 500 Installation and Service Systemair is not liable or bound by warranty if these instructions are not adhered to during installation or service 2014 Copyright Systemair AB Systemair AB can accept no responsibility for possible errors in catalogues brochures and other printed material Systemair AB reserves the right to alter its products without notice This also applies to products already on order provided that such alterations can be made without sub sequential changes being necessary in specifications already agreed All rights reserved 1 208115 EN_GB C Document in original language 22 10 2014 A005 Contents 1 Declaration of Conocio A o ats 1 2 WaAINING iii A A end ee ida eed eee a Ane a 2 SADOUt this DOCUMENT pce deen nade aan Noda cathe Ueda eet Sea sage tna ds dees 2 4 Product Informations chs 9t iets cade eteatec dated abel eos di ects 2 E UR A a 2 4 2 Transport and Storage iii it iaa 3 4 3 Erona lD ir E A A TS 3 A NN E 4 SLUNpacking sica a aa 4 5 2 Where how to Install i occitano abia aa a eaa 4 5 3 Installation procedure s cikikik e e aeae eea iia 5 5 4 Condensation drainage sisirin sintas riri anran E NAAI E TAEA AKE naa EE Aa AEEA Aa A a iaa TTEA 5 5 5 External connections on the Unit ccceceeeceeceeeee cece ce eeee ee eeeca cess ae eeesaeeeeaeeeeaaeeeeaeeeesaeeees 6 6 COMMISSIONING PEE E E EEEE ee aaa ans wel ceca iaa ade da ae sa 7 61 Control pal it
4. Fuse 10 A 13 A 5 Installation This section describes how to install the unit correctly To ensure a proper and fail free operation it is important that the unit is installed according to these instructions 5 1 Unpacking Verify that all ordered equipment are delivered before starting the installation Any discrepancies from the ordered equipment must be reported to the supplier of Systemair products 5 2 Where how to install The SAVE VSR 300 500 should preferably be installed in a separate room e g storeroom laundry room or similar but can also be installed in the loft space SAVE VSR 300 500 Installation and Service 208115 4 Systemair AB When choosing the installation position consideration must be taken that the unit requires regular maintenance Flooring boards must be mounted up to and under the unit Light and mains supply should be installed Leave free space for removing of inspection doors and for taking out main components inside the unit The SAVE VSR 300 500 are supplied with approximately 1 m cable and plug for 230V single phase earthed connection Recommended installation location for the outdoor air intake is the northern or eastern side of the building and with a distance to openings for discharge of stale ventilation air kitchen ventilator central vacuum system waist water drainage and other pollution sources like exhaust from traffic etc Stale discharge air should ideally be led via a roof unit
5. are connected in the unit quick connectors for supply and extract air fans 3 Check that the week program is in ON mode The week program might be in OFF mode with the airflow set to OFF chapter 6 6 4 Check if one of the digital inputs 1 3 DI 1 3 is active and set to off This would force one or both fans to stop depending on the setup chapter 8 5 Reduced airflow 1 Check the display for alarms 2 Check setting of airflow in the control panel chapter 6 1 1 3 Check week program chapter 6 6 4 Check if one of the digital inputs 1 3 DI 1 3 is active and set to off This would force one or both fans to stop depending on the setup chapter 8 5 5 Check if auto mode is active Auto mode reduces the airflow if actual value from external sensor sensors is lower than demand control set point 6 Check filters Change of filters required 7 Check diffuser louver openings Cleaning of diffusers louvres required 8 Check fans and heat exchange block Cleaning required 9 Check if the buildings air intake and roof unit exhaust have been clogged 10 Check visible duct runs for damage and or build up of dust pollution The unit cannot be 1 Reset control functions by pulling out the main power supply plug for controlled 20 30 seconds nee mngiong arg 2 Check the modular contact connection between the control panel and the main print card SAVE VSR 300 500 Installation and Service 208115 40 Systemair A
6. for details SAVE VSR 300 500 Installation and Service 208115 22 Systemair AB 6 10 External connections on the print card Connection terminals for external equipment can be found on the main print card inside the electrical connection box O OA NO CMMN NC INTERLOCK HUMIDIFIER as ALARM ig GND WC GND WH ia Fig 11 External connections on the print card Position Description Remark 1 Outdoor exhaust air damper Normally open 230 V 1 max 1 A 2 Outdoor exhaust air damper Reference 3 Outdoor exhaust air damper Normally closed 230 V 1 max 1 A 4 Sum alarm Normally open 24 V max 1 A 5 Sum alarm Reference 6 Sum alarm Normally closed 24 V max 1 A 7 GND Reference 8 Water cooler control signal AO2 0 10 V DC 9 GND Reference 10 Water heater control signal AO1 0 10 V DC 11 GND Reference 12 Bypass damper AO3 If used 0 10 V DC SAVE VSR 300 500 208115 Installation and Service E Systemair 7 Before starting the system When the installation is finished check that The unit is installed in accordance with the instructions The unit is correctly wired Outdoor and exhaust air dampers and silencers are installed and that the duct system is correctly connected to the unit All ducts are sufficiently insulated and installed according to local rules and regulations Outdoor air intake is positioned with sufficient distance to pollution sources
7. kitchen ventilator exhaust central vacuum system exhaust or similar All external equipment are connected e The unit is correctly configured and commissioned The week schedule and airflow settings are correctly programmed 8 Operation 8 1 Setting the temperature The supply air temperature is set manually in steps of 1 K in the main menu display by choosing the temperature symbol If an electrical re heater is installed the temperature setpoints are 12 22 C For installed water re heater the setpoints are 12 40 C If the re heater is deactivated the temperature steps are 15 19 C Default value 15 0 C Each temperature step is illustrated by increasing the filling of the temperature symbol and the temperature is shown in the display SX 19 C Temp An unfilled temperature symbol will activate manual summer mode See chapter 8 3 8 2 Manual setting of airflow It is possible at any time to manually set the airflow in the main menu display By choosing the fan symbol and confirming it is possible to increase or decrease the airflow in 5 steps Off Low Nom High and Auto By doing so you override the programmed week schedule for the unit until the end of the present time period in the week program chapter 6 6 iPsiX Airflow SAVE VSR 300 500 Installation and Service 208115 24 Systemair AB A Warning It is not recommended to activate manual fan stop set fan to OFF in standard hous
8. to the outside and with a good distance to any outdoor air intake windows etc Note If the passage to the installation location is narrow remove the side covers and the side cover support brackets 5 3 Installation procedure _ Make sure that the surface is flat and horizontal and that it supports the weight of the unit Perform the installation in accordance with local rules and regulations N Fit the enclosed self adhesive vibration dampers on the unit YV Mount according to the enclosed Vibration Damper Quick Guide 3 Lift the unit in place A Warning Beware of sharp edges during mounting and maintenance Use protective gloves Consider the unit weight when mounting 4 Connect the unit to the duct system Make sure that all necessary accessories are used to create a functional ventilation solution A Warning The installation of the unit and complete ventilation system must be performed by an authorized installer and in accordance with local rules and regulations 5 4 Condensation drainage In general no condensation drainage is needed for rotational heat exchangers at dry conditions However if a lot of humid air is present in the residence a condensation drainage might be needed Drainage connection is available as an accessory and can be ordered separately SAVE VSR 300 500 Installation and Service 208115 5 Systemair AB E Systemair Note The drainage conne
9. want the defrosting Defrosting function to operate see chapter 6 5 Mode 0 5 For counter flow heat exchanger Defrosting Mode 1 5 Allow unbalance YES Active defrosting cycle Functions Modbus Information about Modbus communication and Modbus Address 1 variables can be found in Baud 9600 19200 the Modbus user manual Parity for residential units in the None Even Odd online catalogue at www systemair com Functions Factory reset Use this dialogue frame to Factory reset Really reset return to factory settings YES NO Set YES or NO Note This will erase all your personal settings that have been done for the unit SAVE VSR 300 500 Installation and Service 208115 35 Systemair AB systemair Menu Level 1 Menu Level 2 Menu Level 3 Explanation Service Languages Use this dialogue frame to Language return to select your local Language language ENGLISH Set Language by turning the SELECTION knob Service Version VSR Shows current software Versions 300 500 versions CD EC Appl XXX XXX Note Boot XXX XXX The software versions are just an example and may differ in a specific unit Service Alarms Shows the alarm list and Alarms which alarms that have Fan Y been triggered indicated Frost N by Y See alarm list Damp Y chapter 9 5 Pb Fail N Temp N Filter Y 9 Service 9 1 Warnings electrical work Make sure that the mains supply to the unit is disconnected before
10. 100 Low 25 25 VSR500 EF SF Speed Nom 50 50 High 100 100 Low 25 25 SAVE VSR 300 500 208115 16 Installation and Service Systemair AB 6 5 Defrost level settings The unit is equipped with an automatic defrost function that is activated when there is risk of icing in the area around the heat exchanger The setting shown in table 1 determines how aggressive the defrosting will be Default factory defrost mode setting is 0 Note The heat exchanger should withstand low outdoor temperatures but in those cases where icing can occur please be aware of that the defrost setting will generate an under pressure in the building Using a fire place be aware that there is a possible risk of smoke being extracted into the living areas due to under pressure if defrosting is activated Table 1 Defrost levels Defrost Level of humidity Relative humidity Description mode indoors 0 Defrosting is turned off Note This setting is not valid for units equipped with counter flow heat exchangers 1 Min lt 20 Dry areas such as warehouse buildings with few people or industrial buildings that don t use water in their production process 2 Low 30 40 Office buildings 3 Medium 41 60 Apartments or houses with normal humidity 4 High 61 80 Apartments or houses with high humidity 5 Extremely high gt 80 Buildings with very high humidity level 1 Relative humidity in the ex
11. 3 Component descriptions 9 3 1 Fans The fans have external rotor motors of EC type which can be steplessly controlled individually 20 100 The motor bearings are life time lubricated and maintenance free It is possible to remove the fans for cleaning see User Manual for more information 9 3 2 Filters The factory installed filters are of filter quality F7 for the supply air and G3 for the extract air filter The filters need to be replaced when polluted New sets of filters can be acquired from your installer or wholesaler Filter quality G3 can be installed for supply air filtering The filter type is labelled on the top of the filter Note If type G3 filters are used instead of F7 the system curve for Supply Fan SF must be changed For G3 type filter 11 20 for F7 type filter 1 10 See chapter 6 3 9 3 3 Heat exchanger SAVE VSR 300 500 is equipped with a highly efficient rotating heat exchanger Required supply air temperature is therefore normally maintained without adding additional heat The heat exchanger is removable for cleaning and maintenance see User Manual for more information 9 3 4 Print card The main print card controls the functions and set temperatures of the unit 1 Print card It is possible to connect external accessories to terminals in the print card See wiring diagram for more information 9 3 5 Temperature sensors Four temperature sensors NTC 10 kQ at 25 C ar
12. 88 88 Low 42 42 VSR500 Airflow EF SF 1 s Nom 105 105 High 146 146 Low 63 63 SAVE VSR 300 500 208115 10 Installation and Service Systemair AB 7 Here it is possible to change the Nominal High Low airflow VSR300 EF SF on the Extract air fan EF and Supply air fan SF Airflow in and System curves not selectable VSR500 When settings are done press ENTER Airflow Nom 50 50 High 100 100 Low 25 25 6 2 2 Perform Factory reset How to perform a factory reset if necessary 1 Enter the service menu by selecting the service symbol in the display and press ENTER ne Service 2 Go to password and enter the password Password default 1111 Password XXXX Locked YES NO Use the SELECTION knob for each digit and confirm with the ENTER button after each set digit and choose NO for the system not be locked 3 Go to Functions and select Factory Reset Functions Factory reset 4 Turn the SELECTION knob so YEs is shown Factory reset and press ENTER Really reset YES NO 5 ACCEPTED is shown in the display window ACCEPTED 6 The Start up Wizard starts after approximately 10 seconds SAVE VSR 300 500 Installation and Service 208115 11 Systemair AB 6 3 System curves E Systemair A system requires different pressures at different airflows which can be represented by a system curve The intersection between the system line and the fan curve is the unit s
13. Ate a o nto et hag le 7 6 2 Start WP WIZE ca tana idos eas 9 6 3 OYSIOM CUIVES si cessiutetcedetadetoedehatyecodesad becodcdad Satetehad ie ubeaad AREE E EEE ARA 12 6 4 Airflow Settings coi ii ds ina 15 6 5 Defrost level stings iis apn aranana E AnA EAA IE TAIE EIE AR 17 6 6 Programming the Week schedule 00 ee cece cece eeeee treet ea ee rete aaaee eens aaeeeeeeaaeeeeeeeaaeeeeeeaaeees 19 O27 A A A cease tac A E E 20 6 3 Extra TUNCIONS 20 tai A A tdt iene 20 6 9 Electrical CONMECHONS ci ita 21 6 10 External connections on the print Card ccecceeceeceeeeeeeeeeceeeeeaeeeesaeeesaeeeesaeeesaeeeesaeeees 23 7 Before starting the System arietis eia sedan PENE ERA AEEA 24 O Operation ON 24 8 1 Setting the temperature mrss iiie eeddeee cea EAA ie A EAA ENA EAA ENARA AEAEE EEEE ATEA 24 8 2 Manual setting Of airflow n nran erain aE E AEEA ERASE RRA AE RE RAEE 24 8 3 Manual and automatic Summer mode 02 ccceeeeeeeee cence eee eeeca tees ae eeeaaeeesaeeeesaeeeeaeeeesaeeees 25 3 4 GOOO COVEY ida 25 ARAN A 25 O SOMO a o AEE eh adie a ects eed dees 36 Oi Wann A ean ombes Mange cuaseeiaeceaaneiteelzaniaees 36 9 2 Intermal COMPONENTS ooo ised le esate eed oka lee A a la dada 37 9 3 Component descriptions acc ira il 38 9 4 Trouble SNOOUING mismito tdi eee od 40 95D Alri Sts tato ia Roo EA 41 9 6 Replacing rotor drive belt 2 cc22cccecceecedeeetesceeecnteseeceteneseeceteusenencencudecssaneudeneaanendencaancuvens 42
14. B Low supply air 1 Check the display for alarms temperature 2 Check set supply air temperature in the control panel 3 Check the analogue inputs in the service menu to verify that the temp sensors are ok chapter 8 5 Go to Functions gt Analogue input and verify the temperature readings from the temp sensors 4 Check that Home Leave function is disabled DI 7 5 Check if the over heat protection is triggered e For units with built in heater If necessary reset by pressing the red reset button For units with external heater For reset see the manual for the external electrical heater 6 Check if digital input 4 DI 4 is set to off This would force the electrical re heater battery to be switched off chapter 8 5 7 Check if the extract filter must be changed 8 At very cold outdoor conditions an electrical pre heating battery might be necessary This can be acquired as an accessory 9 Check the balance between the supply and extract air Noise vibrations 1 Clean fan impellers 2 Check that the screws holding the fans are tightened 3 Check that the anti vibration pads are fitted at the bottom of the unit 9 5 Alarm list Alarm Explanation Do the following Fan Indicates error on either supply or The alarm is displayed in the control panel extract air fan Contact your installation company or place of purchase EMT Frost Indicates triggered frost protection A tr
15. Password Password XXXX by typing 1111 Use the Locked YES NO SELECTION knob for each digit and confirm with the ENTER button after each set digit No will unlock the system and allow parameter changes Service Change password Set new password if Change Password Actual XXXX necessary New XXXX Confirm XXXX In case the new password would be forgotten or misplaced it s still possible to enter the service level by writing 8642 This overrides the earlier set password SAVE VSR 300 500 Installation and Service 208115 25 Systemair AB systemair Menu Level 1 Menu Level 2 Menu Level 3 Explanation Service Filter period Filter period Time to replace 12month Reset NO YES Shows selected time interval between filter change Set Reset of the filter period to YES after completed filter change Set time between filter changes Service Time Date Shows current set date Time Date YY MM DD and time Dates 12 09 12 Set Correct date and time Time 10 00 Weekday Sat Service Ext Force Run Use this dialogue frame Ext Force Run Minutes 0 Airflow Nominal to program extended time you want the unit to work under operation conditions other than determined by the week schedule Shows set time for extended forced running Shows Set airflow Set the time that the unit is to run in extended forced mode Value range 0 240 minutes Set the airflow f
16. Systemair AB systemair Menu Level 1 Menu Level 2 Menu Level 3 Explanation Functions Digital output Shows The current settings of digital outputs Digital output 1 SF 67 1 6 the settings in the 2 EF 67 column to the left are 3 Rot ON OFF examples 4 ALARM Y N 5 Dmp Y N 1 SF 67 Current set 6 Heater Y N speed of the supply air fan shown as percentage of the maximum speed 2 EF 67 Current set speed of the extract air fan shown as percentage of the maximum speed 3 Shows if the rotor is active or not Unused for unit with counter flow heat exchanger 4 Alarm Y N Indicates if the sum alarm is active or not 5 Dmp OFF Outdoor exhaust air damper is on or off 6 Heater Y N Indicates if the electrical re heater is active or not External External sensors Last valid value is sensors CO2 0 ppm presented for the bounded RH 0 sensors Highest actual sensor signal presented via modbus wireless Unbound sensor presented as none Modbus sensors has priority over wireless sensors SAVE VSR 300 500 Installation and Service 208115 33 Systemair AB E Systemair Menu Level 1 Menu Level 2 Menu Level 3 Explanation Functions External DI External DI menu only Active Wireless available if one or several External DI DI1 DI20 Input modules are Assign to bound to the system DI 5 DI7 Active wireless DI1 20 is depended o
17. ake sure that filters are mounted before starting the unit e This product must only be operated by a person which has suitable knowledge or education within this field or carried out with the supervision of a suitably qualified person Caution Do not connect tumble dryers to the ventilation system Duct connections duct ends must be covered during storage and installation 3 About this document This installation manual concerns air handling unit type SAVE VSR 300 500 manufactured by Systemair AB The manual consists of basic information and recommendations concerning the design installation start up and operation to ensure a proper fail free operation of the unit The key to proper and safe operating of the unit is to read this manual thoroughly use the unit according to given guidelines and adhere to all safety requirements 4 Product information 4 1 General The SAVE VSR 300 500 is a heat recovery ventilation unit with a built in rotary heat exchanger The SAVE VSR 300 500 is suitable for houses with up to 240 360 m2 heated living area The SAVE VSR 300 500 supplies filtered outdoor air to residential areas and extract air from bathroom kitchen and wet rooms SAVE VSR 300 500 Installation and Service 208115 2 Systemair AB 4 2 Transport and storage The SAVE VSR 300 500 should be stored and transported in such a way that it is protected against physical damage that can harm panels etc It sh
18. ation Functions DI 4 7 DI 4 7 are default set from factory and can t DI 4 7 4 Stop heat be changed by the 5 Ext run user Below follows a 6 Damper Rotor short description of each 7 Home Leave function DI4 Makes it possible to disable the electrical re heater Activated input means that the electrical re heater is deactivated DI5 Activate the Extended forced running function The function overrides current set airflow settings and runs according to the settings in Service gt Ext Force run Choose between Low Nom and High for this function The input is calculated based on the signals from an impulse switch If a standard switch is used the countdown of the set time starts when the switch is switched off DI6 for rotating heat exchanger Rotor sensor Used by the system to monitor the rotor rotation DI6 for counter flow heat exchanger Bypass damper limit switch Used by the system to detect the damper position DI7 Activates low energy support control Heat exchanger operating by the adjusted setpoint value and a active re heater has support control for the lowest setpoint 12 C The function is used when the building is uninhabited for a longer period It is recommended to connect DI7 and DI1 or DI3 in parallel If DI7 is activated set the fans speed to min Airflow settings are done when configuring DI1 DI3 SAVE VSR 300 500 Installation and Service 208115 32
19. ction is plugged in the bottom of the unit at delivery To use the drainage elevate the unit from the floor remove the rubber seal and connect the water hose Connect the water hose to the sewer The water can not be led straight to the sewer without a water trap 5 5 External connections on the unit Two of the connections on the main print card are wired to plugs on the unit casing connection to an external control panel through a modular connector Maximum cable length 50 m Cable type Flat 4 conductor CEC Phone cable connection to DI 3 with possibility to configure the fan speeds individually through a potential free on off switch 1 Connection to DI 3 through an on off switch 2 Connection to control panel 3 Cable glands 4 230V cable SAVE VSR 300 500 Installation and Service 208115 6 Systemair AB 6 Commissioning Connect the unit electrically to the mains with the enclosed plug 6 1 Control panel Connect the unit electrically to the mains with the enclosed plug and check that it starts up correctly The control panel is used to make the necessary adjustments An external control panel can be connected on the top of the unit The illustration below shows the control panel with a short description Fig 3 Control panel Position Description Explanation 1 Display Shows symbols menus and settings 2 SELECTION knob Move through the menu lists or change settings and values by turning the k
20. d can not be reset Note Factory reset see Functions gt Factory reset will not affect this function SAVE VSR 300 500 Installation and Service 208115 27 Systemair AB Systemair Menu Level 1 Menu Level 2 Menu Level 3 Explanation Service Functions Functions Heater Cooler Use this dialogue frame to set up the unit for heating Heater Cooler Pre heater YES NO and or cooling Re heater None Electrical Wa ter Note Pre heater only available Cooler None Water for VTC 200 Set Re heater to None Electrical or Water Set Cooler to None or Water Functions Frost protection Shows current set frost Frost protec tion Alarm limit TIC protection alarm limit in C for the installed water coil Set Alarm limit in C Default value 7 C Functions System curve System curve EF 1 10 SF 1 20 This function is to compensate the flow values for different system pressures See chapter 6 3 Functions Fan control Fan control Airflow System curve Select the type of fan control you prefer Fan control by l s m3 h or Functions Airflow VSR300 Airflow 1 s EF SF Nom 70 70 High 88 88 Low 42 42 VSR500 Airflow 1 s EF SF Nom 105 105 High 146 146 Low 63 63 Use this dialogue frame to set the airflow in l s The airflow can be set individually for each fan EF Extract fan SF Supply fan Set the airflow fo
21. de cover and connect the unit to mains 8 Check that the alarm has ceased on the Control Display Note If the alarm remains check the rotor sensor SAVE VSR 300 500 Installation and Service 208115 43 Systemair AB Systemair AB reserves the right to make changes and improvements to the contents of this manual without prior notice systemair Systemair AB Industrivagen 3 SE 739 30 Skinnskatteberg Sweden Phone 46 222 440 00 Fax 46 222 440 99 www systemair com 208115
22. e included in the unit from factory and positioned in the corresponding air chambers The sensors are connected to the main print card See wiring diagram for more information SAVE VSR 300 500 Installation and Service 208115 38 Systemair AB 9 3 6 Electrical Re heater battery The re heater battery is positioned in the supply air chamber The re heater is activated by a relay and switches on if the supply air temperature is 2 C lower than the set point and switches off if one or more of the following conditions are met If the supply air temperature is more than 2 C above the set point If the over heat protection is activated or the sensor is malfunctioning If the emergency thermostat is triggered or broken If the supply air sensor is in error state If the supply air fan is not running O na A Y N If the heater is set to not active in the menu 9 3 7 Overheat protection reset button If the supply air temperature is low it can indicate that the over heat protection is triggered The overheat protection can be reset by pressing the reset button The button is placed on the top cover lt gt 1 Reset button Swe TASS 9 3 8 Water Re heater battery A water re heater battery optional which can be acquired as an accessory can be controlled by the analog output WH 0 10 V DC The water heater uses Al 4 for frost protection OT Over heat protection changes to FPS Frost protection in the menu
23. eholds If manual fan stop is activated the unit should be provided with dampers in exhaust and fresh air ducts to avoid cold draught and risk of condensation when the unit has been stopped The fan can be set to OFF by activating manual fan stop See the Installation and Service manual chapter Service menu overview Manual fan stop 8 3 Manual and automatic summer mode Manual summer mode occurs if no temperature step is selected The temperature symbol on the main menu is then completely empty LPE X off Temp If the electrical re heater is activated it will switch off during manual summer mode Manual summer mode goes automatically to step 1 setpoint 12 C after two minutes if the supply air temperature is 5 C or below If a water heater battery is installed and activated the manual summer mode goes automatically to step 1 setpoint 12 C if the outdoor air or supply air temperature is 5 C or below The unit will automatically alternate between winter operation with heat recovery and summer operation without heat recovery 8 4 Cool recovery If the outdoor air is warmer than the extract air and the supply air is above the setpoint cool recovery occurs This condition blocks the heat regulation process 8 5 Service menu overview Enter the service menu by selecting the service symbol in the display Menu Level 1 Menu Level 2 Menu Level 3 Explanation Service Password Enter the service level
24. er 8 5 under functions See below airflow diagram to get an idea of how the airflow corresponds to each voltage output This shows a fan performance diagram displaying performance curves for supply air and extract air SAVE VSR 300 500 Installation and Service 208115 15 Systemair AB 6 4 1 Setting the airflow 1 Go to the service menu by using the SELECTION knob 2 Enter the service level by typing the password default 1111 Use the SELECTION knob for each digit and confirm with the ENTER button after each set digit and choose No for the system not be locked 3 Go to Functions Choose Fan control Service Password Password XXXX Locked YES NO Functions gt Fan contro 1 4 Turn the SELECTION knob to select the type of fan control you prefer System curve l s or percentage and press ENTER Fan control by Airflow see step 7 Fan control Airflow 5 Fan control by Airflow l s Fan control Airflow When settings are done press ENTER System curve Choose System curve Choose system curve SF 3 EF 3 6 Press RETURN once the system curves has been set and go VSR300 EF SF to Airflow 1 s or m3 h Airflow 1 s When settings are done press ENTER Nom 70 70 High 88 88 Low 42 42 VSR500 Airflow 1 s Nom 105 105 High 146 146 Low 63 63 7 Fan control by Airflow VSR300 EF SF When settings are done press ENTER Speed Nom 50 50 High 100
25. iggered frost protection alarm results in the in case of installed water heating following battery or triggered overheat protection in case of installed electric re heater battery Outdoor and exhaust air dampers closed Both fans stop e Water valve opens completely 10 V signal goes out to the actuator The unit will restart once the water temperature reaches 5 C above the set frost protection temperature A triggered over heat protection gives an alarm in the control panel Reset by pushing the red button placed on the top cover of the unit If the problem continues contact your installation company or place of purchase SAVE VSR 300 500 Installation and Service 208115 41 Systemair AB E Systemair Alarm Explanation Do the following Rotor Indicates a rotor malfunction The alarm is displayed in the control panel e Ifthe rotating heat exchanger has stopped Check the rotor belt See chapter 9 6 e Ifthe heat exchanger is still rotating check that the quick connector for the sensor is connected and that there is an air gap of 5 10mm between the sensor and the magnet Adjust the gap if necessary If the alarm persists the rotor sensor may be faulty Contact your installation company or place of purchase PbFail Error in connection with relay The alarm is displayed in the control panel card for the electrical re heater if i installed and activated The heater will no
26. igit and choose No for the system not be locked Password Password XXXX Locked YES NO 3 Go to Week program Service Week program 4 Choose Week program again Week program Airflow 5 Set week day and time you want the unit to be in ON level Two periods per day can be programmed The rest of the time the unit will be in OFF level Week program Day MON Per 1 07 00 16 00 Per 2 00 00 00 00 6 Go back to the previous dialogue frame with the RETURN button and go down to Airflow Week program Set which airflow the fan is supposed to be running in the OFF level choose between OFF Low Nom or High Note If an electrical re heater battery is installed and active and the unit is shut down from the control panel for example by choosing OFF When the unit is in OFF level in the week program the fans will continue to run for 3 minutes to prevent the heater from triggering the over heat protection sensor before they stop Airflow 7 Set which airflow the fan is supposed to be Airflow running in the ON level choose between Low Nom High or Auto On level low nom high auto Off level off low nom high 8 Step back with the RETURN button until you reach the main menu display SAVE VSR 300 500 208115 Installation and Service 19 Systemair AB E Systemair 6 7 Ext Force run It is possible to program extended time you want the unit to work under operatio
27. letely opened actuator bypass damper When used on the bypass damper the unit can be forced to go to summer mode operation 10 V SAVE VSR 300 500 208115 30 Installation and Service Systemair AB systemair Menu Level 1 Menu Level 2 Menu Level 3 Explanation Functions Digital input Shows current setting of the digital inputs ON or Digital input DI1 ON OFF OFF DI2 ON OFF DI3 ON OFF DI1 Fan configuration DI4 ON OFF DI5 ON OFF DI2 Fan configuration DI6 ON OFF DI3 Fan configuration DI7 ON OFF DI4 Heater deactivated DI5 Extended forced running DI6 for rotating heat exchanger Rotor sensor DI6 for counter flow heat exchanger Bypass damper limit switch DI7 Home leave Functions Config DI 1 3 Use this dialogue frame Default to set how you want the Config DI 1 3 1 SF high EF high fans to react to 3 different 2 SF low EF low digital inputs when they are 3 SF high EF low switched on the settings in the column to the left are examples Potential free switches need to be connected physically to terminals on the main print card to obtain the different functions See the wiring diagram for more information Set the supply air fan SF and extract air fan EF individually to off low nom or high for digital inputs 1 3 SAVE VSR 300 500 Installation and Service 208115 31 Systemair AB E Systemair Menu Level 1 Menu Level 2 Menu Level 3 Explan
28. n actual node for Input module Node shown in Wireless menu which node representing DI module inputs Eg Node 1 type DI Active wireless DI1 and DI2 Node 2 type DI Active wireless DI3 and DI4 Node 10 type DI Active wireless DI19 and DI20 Active wireless DI1 20 are available to assign to DI1 5 and DI7 for the system in the air handling unit DI6 is not available as selection used by the system in the air handling unit Unsigned DI is shown as none To reset a previously assigned DI select and confirm the selection SAVE VSR 300 500 Installation and Service 208115 34 Systemair AB Sy stemair Menu Level 1 Menu Level 2 Menu Level 3 Explanation Functions External DI Wireless system status Note 1 Type Wireless None Node Shows number of State No Network bound wireless module PALESTIN Type None Ul User Interface Control panel DI Digital Input module CO2 CO2 sensor module RH RH sensor module State No Network No gateway connected to the system for air handling unit Unbound No bonded module OK Successful binding of module Data The actual value from module Comm fail Communication failure se manual for actual module for troubleshooting To reset all bound nodes see user manual for Gateway Wireless Functions For rotating heat Use this dialogue frame exchanger to set how aggressive Defrosting you
29. n conditions other than determined by the week schedule 1 Go to the service menu by using the SELECTION knob j aS Service 2 Enter the service level by typing the password Password default 1111 Use the SELECTION knob for each Password XXXX digit and confirm with the ENTER button after each Locked YES NO set digit and choose No for the system not be locked 3 Go to Ext Force Run Service Ext Force Run 4 Set the time in minutes the unit is to run in Ext Force Run extended forced running mode Value range 0 240 minutes in steps of 10 min Minutes 0 Set the airflow for this mode Choose between Low Nom or High Default value Nom Airflow Nominal 6 8 Extra functions The unit is equipped with a number of extra on off functions which can be activated from external on off switches that can be connected to the digital inputs on the main print card see wiring diagram The following possibilities are available e Digital inputs 1 3 By connecting on off switches to these inputs it s possible to choose 3 individual airflow settings in the control panel depending on a temporary need for the building for example lowering the extract air airflow when an open fire place is used See chapter 8 5 DI 3 is prepared and already connected internally for easy access on the unit See chapter 5 5 Digital input 4 Makes it possible to disable the electrical re heater Activated in
30. nob left or right ENTER button ENTER menu choices or settings by pressing the button 4 RETURN button Step RETURN in the menu levels and to abort an initiated parameter change and restore the original value by pressing the button SAVE VSR 300 500 Installation and Service 208115 7 Systemair AB 6 1 1 Display symbols Symbol Description Explanation Temp Illustrates the current set point for supply air temperature from completely empty to filled symbol Figs X Turn the SELECTION knob to choose temperature 19 C Temp Press ENTER to save the setting Airflow Illustrates the current airflow The airflow can be set manually in 5 steps Off Low Nom High and Auto i ef X Turn the SELECTION knob to choose airflow Airflow Press ENTER to save the setting A Ventilation off B Low ventilation Can be used when leaving the building for a longer period C Nominal ventilation Will give required air change under normal conditions D Maximum ventilation To increase the airflow if necessary E When demand control is activated fans should go to auto mode and regulate after the pre setting for the demand control settings Service Press ENTER to access the service menu LEX Service Alarm Press ENTER to access the alarm list LFA Alarm 1 The fan can be set to OFF by activating manual fan stop See service menu description under functions A Warning It is
31. not recommended to activate manual fan stop set fan to OFF in standard households If manual fan stop is activated the unit should be provided with dampers in exhaust and fresh air ducts to avoid cold draught and risk of condensation when the unit has been stopped SAVE VSR 300 500 Installation and Service 208115 8 Systemair AB 6 2 Start up wizard The Start up Wizard is a step by step configuration tool that starts automatically when the SAVE VSR 300 500 is started for the first time or when e a factory reset is performed anew print card is installed spare part In this case the unit type must be entered SAVE VSR 300 500 The airflow in the Start up wizard can be set by either l s m3 h or a percentage with the Fan control e IfAirflow System curve is chosen the settings will be in l s m3 h and system curves are selected e If Airflow is chosen the settings will be in percentage System curves are not selectable 6 2 1 Procedure 1 Turn the SELECTION knob to choose language and press ENTER 2 Choose unit type this choice is only present if a new print card is installed spare part or when a factory reset is performed 3 Set date and time 4 Select heater None Electrical Water Note This choice is available only after a factory reset see chapter 6 2 2 or when a new print card is installed Note Pre heater is only available for VTC200 Languages Language ENGLISH T
32. or this mode Choose between Low Nom or High Default value Nom Service Week program Week program Week program Program how you want the unit to operate according Week program Day MON to the week schedule It s Per 1 07 00 16 00 possible to set 2 periods Per 2 00 00 00 00 per day Set week day and time interval for the time you want the unit to be in ON mode Week program Airflow Use this dialogue frame to determine the ON and Airflow On level OFF function for the fans low nom high auto in the week schedule Off level off low nom high Set ON level Choose between Low Nom High or Auto Default value Nom Set OFF level Choose between OFF Low Nom or High Default value Low SAVE VSR 300 500 208115 26 Installation and Service Systemair AB systemair Menu Level 1 Menu Level 2 Menu Level 3 Explanation Service Airflow log Use this dialogue frame Airflow log to see how the fans have Level 1 5 operated during the time Reset NO YES h they have been active SF 140 140 EF 140 140 The airflow are shown in 5 different levels e Level 1 0 e Level 2 1 29 Level 3 30 44 Level 4 45 59 e Level 5 60 100 Choose between the levels to see the time in hours the fans have been active in the different levels Reset Yes resets the SF and EF time in the left column for all levels The right column continues to count ahead an
33. ould be covered so dust rain and snow cannot enter and damage the unit and its components The appliance is delivered in one piece containing all necessary components wrapped in plastic on a pallet for easy transportation 4 3 Technical Data 4 3 1 Dimensions and Weight H2 J2 G2 G1 1120 1040 l G3 Fig 1 Dimensions and weight Measures in mm and weight in kg systemair Model F1 F2 Gi G2 H1 H2 J41 J2 Ki K2 L1 L2 OM G3 Weight VSR 300 578 598 461 505 231 188 307 112 160 177 281 136 160 392 61 VSR 500 628 648 551 595 276 178 345 123 207 208 276 179 200 482 72 SAVE VSR 300 500 208115 Installation and Service Systemair AB 4 3 2 Duct connections O O y Re O O Lo Lo Fig 2 Duct connections Symbol Description Symbol Description Supply air if Outdoor air Da m PE Exhaust air Extract air 4 3 3 Power consumption and fuse size SAVE VSR 300 500 come with 1670 W installed re heater battery Model VSR300 VSR500 Re heater 1670 W Fans 166 W 338 W Total power consumption 1836 W 2008 W
34. performing any maintenance or All electrical connections and maintenance work must be carried out by an authorized installer and in accordance with local rules and regulations A Warning The system should operate continuously and only be stopped for maintenance service Although the mains supply to the unit has been disconnected there is still risk for injury due to rotating parts that have not come to a complete standstill Beware of sharp edges during maintenance Use protective gloves Make sure that filters are mounted in their place before running the system e This product must only be operated by a person which has suitable knowledge or education within this field or carried out with the supervision of a suitably qualified person SAVE VSR 300 500 208115 36 Installation and Service Systemair AB 9 2 Internal components Fig 12 Internal components Posi Description tion 1 Supply air fan 2 Overheat protection sensor 3 Overheat protection reset button 4 Internal electrical re heater 5 Rotor sensor 6 Rotating heat exchanger 7 Outdoor air sensor 8 Supply air filter 9 Extract air fan 10 Drive belt for rotating heat exchanger 11 Rotor motor 12 Extract air sensor 13 Extract air filter 14 Supply air sensor SAVE VSR 300 500 208115 37 Installation and Service Systemair AB 9
35. put means that the electrical re heater is disabled Digital input 5 Activate the Extended forced running function with a impulse switch The function overrides current airflow settings and runs in forced mode according to the settings in Service gt Ext Force run Choose between Low Nom and High for this function The input is calculated based on the signals from an impulse switch If a standard switch is used the countdown of the set time starts when the switch is switched off Digital input 6 Control for the exchanger used by the system Digital input 7 Home leave switching on this activates low energy support control The heat exchanger is always operating according to the setpoint value Is there a re heater activated it will operate according to the lowest setpoint value 12 C The function is used when the building is uninhabited for a longer period It is recommended to connect either of DI1 DI2 or DI3 in parallel with DI7 If DI7 is activated set the fans speed to min Airflow settings are done when configuring DI1 DI2 or DI3 See menu options in Service menu Overview chapter 8 5 SAVE VSR 300 500 Installation and Service 208115 20 Systemair AB e j ae Systemalr 6 9 Electrical connections 1 Main print card SAVE VSR 300 500 Installation and Service 208115 21 Systemair AB 6 9 1 Print card layout The SAVE VSR 300 500 is equipped with built in regulation and internal wi
36. r EF and SF for each step Low Nom and High System curve shall only be available in case a system with that type of fan control is used Fan control Airflow unit Airflow unit 1 s m h Default value l s SAVE VSR 300 500 208115 28 Installation and Service Systemair AB Menu Level 1 Menu Level 2 Menu Level 3 Explanation Demand control Demand control CO2 RH Setpoint 0 ppm 0 RH P Band 100 ppm 10 RH I Time OFF Demand control menu choice or setpoint shall only be available if CO2 or RH sensors are detected Those should not be needed to configure once connected to the wireless gateway should just tell the unit PCU EC there is a sensor available Setpoint shall also be able to set to O to turn off demand control Both types should be able to use at the same time meaning 2 PI controllers When demand control setpoint is configured fans set to auto mode and regulate against the setpoint The fan symbol should have the middle area empty and the outer and inner filled It should not be possible to change either Fan control Settings for both VSR300 and VSR500 Use this dialogue frame to set the airflow in Airflow The airflow can be set Airflow individually for each fan EF SF EF Extract fan Nom 50 50 SF Supply fan High 100 100 Low 25 25 Set the airflow for EF and SF for each step Low Nom and High Function
37. r system curves G3 type filter SAVE VSR 300 500 Installation and Service 208115 14 Systemair AB 6 4 Airflow settings The airflow can be set by either l s m3 h or a percentage e IfAirflow System curve is chosen the settings will be in l s m3 h and system curves are selected e If Airflow is chosen the settings will be in percentage System curves are not selectable The airflow may be adjusted in five steps off low nominal high and auto These settings control the output signals to the supply and extract fans The factory setting on each speed steps are VSR300 VSR500 e Off O l s e Off 0 l s e Low 42 l s e Low 63 l s e Nom 70 l s at approximately 90 Pa Nom 105 l s at approximately 90 Pa e High 88 l s e High 146 l s e Auto In Auto mode the fans regulates in e Auto In Auto mode the fans regulates in accordance with the pre settings for the demand accordance with the pre settings for the demand control control These levels are possible to change in the service level See service menu overview chapter 8 5 under functions Note It is not recommended to activate manual fan stop set fan to OFF in standard households If manual fan stop is activated the unit should be provided with dampers in exhaust and fresh air ducts to avoid cold draught and risk of condensation when the unit has been stopped The fan can be set to OFF by activating manual fan stop See service menu overview chapt
38. ring The figure shows the print card See wiring diagram for more information O ia MA ONS ZA UND El GND vid ONS SKI GND 90 GND AA GND AZI OND a Y 2 OO0000000000000000 i Ale oN oll O Olla Ol 2 Olle 10 E Ke USB Ala 226 alls ODBUS eae Isp OHH Ble PE o ol lt f oo Ola oh E olla Olla oll EJ lt 1 Olle Olt oll 000 2 ols TO DANNE 000000000 ols INTERLOCK HUMDFIER No DAM no wc bno wH oS DAMPER Fig 10 Print card Position Description 1 Main print card 2 Print card for electrical heater 3 Connection to external control panel connected to unit casing 4 Mains supply connection between main print card and electrical heater print card 5 Terminals for Al 1 5 temp sensors and motor control 6 Terminals for external connections 7 Terminals for mains supply connections 8 Terminals for digital inputs DI 1 7 9 Terminals for internal control panel 10 Terminals for regulated power supply to electrical heater 11 Modbus connection See User manual Modbus
39. s Manual fan stop Set if it should be possible Manual fan stop Allow manual fan stop Y N to turn off the fans in the unit manually from the control panel Chose between Y and N If Y is selected the fans can be turned off by turning the SELECTION knob to empty fan SAVE VSR 300 500 208115 29 Installation and Service Systemair AB systemair Menu Level 1 Menu Level 2 Menu Level 3 Explanation Functions Analog input Analog input S S 201 0 y CEPTS 230 2 Unused Unused OT FPS 0 0 1 2 3 4 2 a OS AOS Shows analogue inputs from active temperature sensors SS Supply air temp sensor ETS Extract air temp sensor FPS Frost protection sensor OS Outdoor air temp sensor OT Overheat protection sensor Functions Analog output Analog output A01 auto man off A02 auto man off A03 auto man off Shows current analogue outputs in 0 10 V to hot cold water actuator or electrical re heater and bypass damper Set AO1 Analogue output to hot water actuator or electrical re heater to auto man or off Default value auto Set AO2 Analogue output to cold water actuator to auto man or off Default value auto Set AO3 Analogue output to bypass damper to auto or man Default is auto Selecting man enables the user to manually control the actuator damper with a 0 10 V signal OV completely closed and 10 V comp
40. t be activated automatic reset ET2 may be remains contact your installation company or place triggered due to high temperature Of purchase Temp Malfunction in one or more of the The alarm is displayed in the control panel temperature sensors f Contact your installation company or place of purchase Filter Time for filter change The alarm is displayed in the control panel Change filter according to instructions in the user guide 9 6 Replacing rotor drive belt If the alarm Rotor is raised see chapter 9 5 the rotor drive belt may be damaged or broken Fig 13 Rotor drive belt The replacement drive belt 1 is adjustable and delivered with a nipple attached in one end 1 Stop the unit by disconnecting the mains 2 Open and remove the side cover 3 Remove the broken drive belt 4 Use tape to attach the drive belt to the rotating heat exchanger and rotate the exchanger by hand to get hold of the drive belt SAVE VSR 300 500 Installation and Service 208115 42 Systemair AB 5 Remove the tape and put the empty end on to the nipple Press the ends firmly towards each other and tighten the nipple 6 Pull the drive belt on to the belt pulley and rotate the exchanger by hand Check that the belt pulley rotates Note If the drive belt slips the drive belt may be too long and needs to be shortened Cut the drive belt 5 mm and go to step 5 7 Replace and lock the si
41. ticular rules for routine tests referring to appliances under the scope of EN 60 335 1 and EN 60967 EN 61000 6 2 Electromagnetic compatibility EMC Part 6 2 Generic standards Immunity for industrial environments EN 61000 6 3 Electromagnetic compatibility EMC Part 6 3 Generic standards Emission standards for residential commercial and light industrial environments The complete technical documentation is available Skinnskatteberg 22 10 2014 A Mats S ndor Technical Director SAVE VSR 300 500 Installation and Service 208115 1 Systemair AB 2 Warnings The following admonitions will be presented in different sections of the document Make sure that the mains supply to the unit is disconnected before performing any maintenance or electrical work All electrical connections and maintenance work must be carried out by an authorized installer and in accordance with local rules and regulations A Warning The system should operate continuously and only be stopped for maintenance service The installation of the unit and complete ventilation system must be performed by an authorized installer and in accordance with local rules and regulations e Beware of sharp edges during mounting and maintenance Use protective gloves All though the Mains supply to the unit has been disconnected there is still risk for injury due to rotating parts that have not come to a complete standstill M
42. tract air at cold outdoor temperatures 2 In newly constructed houses it might be necessary with a higher defrost level during the first winter period SAVE VSR 300 500 208115 Installation and Service Systemair AB 6 5 1 Setting the defrost level 1 Go to the service menu by using the SELECTION knob Service 2 Enter the service level by typing the password Password default 1111 Use the SELECTION knob foreach Password XXXX digit and confirm with the ENTER button after each Locked YES NO set digit and choose No for the system not be locked 3 Go to Functions Functions Choose Defrosting Defrosting 4 Set the mode For units with rotating heat exchangers Defrosting Mode 0 5 For units with counter flow heat exchangers Defrosting Mode 1 5 Allow unbalance YES NO Note This setting is only valid for units equipped with counter flow heat exchangers 5 Select if unbalanced airflows are allowed in the building during the defrost cycle Choose between YES and NO Default is YES SAVE VSR 300 500 Installation and Service 208115 18 Systemair AB 6 6 Programming the Week schedule Set the week schedule according to below procedure 1 Go to the service menu by using the SELECTION knob LFX Service 2 Enter the service level by typing the password default 1111 Use the SELECTION knob for each digit and confirm with the ENTER button after each set d
43. working point It is showing the airflow the system is going to have Every change in the pressure of the ventilation system will give rise to a new system curve If you choose to do the commissioning with l s or m3 h you need to know the system s pressure in order to choose a suitable system curve 6 3 1 VSR300 Supply air F7 type filter 10V Vs Fig 4 Supply air system curves F7 type filter 6 3 2 VSR300 Supply air G3 type filter 700 10V 600 20 19 500 18 6 9V 17 r 4 9V 14 o 20 40 60 80 100 ls Fig 5 Supply air system curves G3 type filter SAVE VSR 300 500 208115 12 120 Installation and Service Systemair AB 6 3 3 VSR300 Extract air G3 type filter 10V Fig 6 Extract air system curves G3 type filter 6 3 4 VSR500 Supply air F7 type filter 10 9 10V Fig 7 Supply air system curves F7 type filter SAVE VSR 300 500 208115 13 e j ae Systemalr Installation and Service Systemair AB e i ae Systemalr 6 3 5 VSR500 Supply air G3 type filter 0 20 40 60 80 100 120 140 160 180 200 Fig 8 Supply air system curves G3 type filter 6 3 6 VSR500 Extract air G3 type filter 8 6 9V 500 7 Fig 9 Extract ai
44. ype SAVE VSR 300 500 Time Date YY MM DD Date 12 09 12 Time 10 00 Weekday Sat Heater Pre heater YES NO Reheater None Electri cal Water SAVE VSR 300 500 208115 9 Installation and Service Systemair AB E Systemair 5 Fan control Turn the SELECTION knob to select the type of fan control you prefer System curve l s or percentage 3 and press ENTER Fan control Airflow System curve hf EF 1 10 Commission by see step 7 SF 1 20 Note System curves are not selectable when is chosen Note Before setting the system curve see chapter 6 3 for details This function is implemented in the unit to compensate the flow values for different system pressures Supply Fan SF Total value range 1 20 For G3 type filter 11 20 For F7 type filter 1 10 VSR300 default curve 3 VSR500 default curve 3 Extract Fan EF Value range 1 10 VSR300 default curve 3 VSR500 default curve 3 Note The factory installed filters are of filter quality F7 for the supply air and G3 for the extract air filter Air filters are accessories and can be obtained from the installer or wholesaler The filter type is labelled on the top of the filter 6 Here it is possible to change the Nominal High Low airflow on VSR300 the Extract air fan EF and Supply air fan SF Airflow in l s Airflow EF SF When settings are done press ENTER l s Nom 70 70 High
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