SystemAir SAVE VSR 300 Installation And Service
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SystemAir SAVE VSR 300 Installation And Service

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SAVE VSR 300/500
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Installation and Service
Document in original language | 211458 · A002

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  • Page 1 SAVE VSR 300/500 Installation and Service Document in original language | 211458 · A002...
  • Page 2 This also applies to products already ordered, as long as it does not affect the previously agreed specifications. Systemair is not liable or bound by the warranty if these instructions are not adhered to during installation or service. 211458 | A002...

  • Page 3: Table Of Contents

    Contents Declaration of Conformity .........1 8.5.5 Status line ......15 Description of User function icons .... 15 Disposal and recycling ........2 Main menu ......... 16 Warnings............2 8.7.1 Unit Information ....16 About this document........2 8.7.2 Alarms ......... 17 Product information .........2 8.7.3 Week Schedule......

  • Page 5: Declaration Of Conformity

    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).

  • Page 6: Disposal And Recycling

    Product information 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 m heated living area.

  • Page 7: Installation Recommendation Regarding Condensation

    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 should be covered so dust, rain and snow cannot enter and damage the unit and its components.

  • Page 8: Technical Data

    | Product information The appliance is delivered in one piece containing all necessary components, wrapped in plastic on a pallet for easy transportation. Technical Data 5.4.1 Dimensions and Weight of VSR 300 Fig. 1 Dimensions of VSR 300 * Drainage The unit weight is 61 kg.

  • Page 9: Dimensions And Weight Of Vsr 500

    Fig. 3 Duct connections Symbol Description Symbol Description Supply air Outdoor air Extract air Exhaust air 5.4.4 Power consumption and fuse size SAVE VSR 300/500 come with 1670 Winstalled re-heater battery. VSR300 VSR500 Model Re-heater 1670 W 211458 | A002...

  • Page 10: Installation

    Systemair products. 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.

  • Page 11: Condensation Drainage

    The water can not be led straight to the sewer without a water trap. Electrical connections The SAVE VSR 300/500 is wired internally from factory. The electrical connection box is on top of the unit behind a cover plate.

  • Page 12: Main Board Layout

    | Electrical connections 1. Main print card Main board layout The SAVE VSR 300/500 is equipped with built-in regulation and internal wiring. The figure shows the main circuit board. See wiring diagram for more information. Fig. 4 Main circuit board connections...

  • Page 13: External Connections (Connection Board)

    Electrical connections | Position Description Terminals for power supply of supply air fan Terminals for internal relative humidity/temperature sensor Analog input 1 — Outdoor air sensor Analog input 2 — Supply air sensor Analog input 3 — Freely configurable Analog input 4 — Freely configurable / Overheat temperature sensor (units with heater) Analog input 5 —...

  • Page 14: Savecair Control

    | SAVECair control SAVECair control General SAVECair is a modern touchscreen LCD control panel, simply known as HMI — Human Machine Interface. The touchscreen display provides information about current state of the unit and allows you to control all system functions. Settings are done by touching the icons or options.

  • Page 15: Menu Overview

    SAVECair control | Menu overview A. Return to home screen B. Basic read-only information about the unit C. Currently active alarms and alarm history D. Configure and check week schedule E. Check and change remaining time till filter change F. General system preferences G.

  • Page 16: Home Screen

    | SAVECair control Home screen Touching home icon (pos. A) in drop- down menu list (pos. 1) will always returns you to home screen after commissioning. 1. Drop-down menu list 2. Active user mode 3. Airflow settings 4. Temperature settings 5.
  • Page 17 SAVECair control | Icon Text Description Sets speed of both supply and extract air fans to Low levels when user is away from home for a long period of time. HOLIDAY ECO mode is active. Delay in days. Sets speed of both supply and extract air fans to maximum High levels and temperature setpoint offset to –3 K when apartment is more crowded than usual.

  • Page 18: Temperature Settings

    | SAVECair control 8.5.2 Temperature settings Temperature can be set at SET TEMPERATURE menu accessible from the home screen by touching TEMPERATURE icon with thermometer. Default temperature value is 18°C (range 12–30°C). Use up and down arrows or a slider to change the value. Then touch the SET to confirm changes.

  • Page 19: Indoor Air Quality

    SAVECair control | Important It is not recommended to 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.

  • Page 20: Main Menu

    | SAVECair control Icon Text Description Function prevents formation of the ice on the heat exchanger during cold Defrosting outdoor temperatures. Warm air from the living space is used to defrost the heat exchanger using a damper inside the outdoor air duct. The unit switches from outdoor air to Secondary air secondary air while the extract air fan stops and warm secondary air increases the temperature inside the heat exchanger.

  • Page 21: Alarms

    SAVECair control | 8.7.1.1 Components Type and settings of heat exchanger, heater, cooler, extra controller. 8.7.1.2 Sensors Values from sensors and load of fans (rpm). 8.7.1.3 Input Status Status of configured analog, digital and universal inputs. Connected component type and raw value (volts) is displayed. 8.7.1.4 Output Status Status of configured analog, digital and universal outputs.
  • Page 22 | SAVECair control Alarm name Explanation Do the following Indicates failure of pre-heater to Check the pre-heater reset button. Defrosting error preheat the incoming outdoor air (in Check the pre-heater cabling. case Extra controller is configured as Contact your installation company or place of purchase.
  • Page 23 SAVECair control | Alarm name Explanation Do the following Rotor guard Indicates a rotor malfunction. If the rotating heat exchanger has No rotation guard signal for 180 stopped. Check the rotor belt. seconds. If the heat exchanger is still rotating, check that the quick connector for the sensor is connected and that there is an air gap of 5-10 mm...

  • Page 24: Week Schedule

    | SAVECair control Alarm name Explanation Do the following Time for filter change. Change the filter. Filter Change filter according to the instructions in the User Manual. Details about filter retailers can be found in Help menu. Extra controller alarm Error from external device.

  • Page 25: Filter

    SAVECair control | 8.7.3.1 Schedule airflow settings Touch settings icon to go to SCHEDULE AIRFLOW SETTINGS menu. In this menu set airflow level for scheduled and unscheduled periods. Available levels: Off, Low, Normal, High or Demand. Set temperature setpoint offset for both periods (-10°C – 0°C). Demand level is available only if Demand Control or External fan function is active.

  • Page 26: System Preferences

    | SAVECair control 8.7.5 System Preferences Configuration of unit location, language and time. Change the following information: • Language (default language is English) • Country (default country is UK) • Unit address (address, post code) • Unit date and time, activate or deactivate summer/winter time switch. Time will automatically change between summertime and wintertime according to European standard, based on Greenwich time zone and set unit location.
  • Page 27 SAVECair control | 8.7.6.2 Output Configuration of outputs. Settings for analog, digital and universal output terminals on the main board and connection board, configuration of functionality. Fan output PWM (Pulse-width modulation) signal and triac output are already pre-addressed to specific terminals and cannot be changed, all other outputs are free for configuration by commissioning.
  • Page 28 | SAVECair control • Set outdoor air temperature interlock. Default setting is 10°C. Range: 0–20°C. • Set actuator type. Default value is 0–10 V Range: 0–10 V / 2–10 V / 10–0 V / 10–2 V. • Set circulation pump stop delay. Default setting is 5 minutes. This option is available if Water / Change-over heat- er type is selected.
  • Page 29 SAVECair control | Pressure Setting Flow (CAV) Manual External (VAV) Pa, inwc Airflow l/s, m /h, cfm measurement unit. P-Band 0–100% 0–3000 rpm 0–500 Pa 0–100% Default setting: 150 Pa I-time Off / 1–240 sec. Off / 1–240 sec. Off / 1–240 sec. Off / 1–240 sec.
  • Page 30 | SAVECair control Set I-time, default setting is Off, Range: Off/1–120 sec. • Select airflow level for Improving Air Quality. Range: Normal / High / Max. • Select airflow level for Good Air Quality. Range: Low / Normal. RH Transfer Control Note: Setting is available if heat exchanger type is set as Rotating.
  • Page 31 Fan speed differ for each household because of different unit size, duct system and system pressure. In order to find correct fan speed, external tool must be used at Systemair website. 1. Go to Systemair website and find your unit.

  • Page 32: Help

    | SAVECair control • Shows communication information for HMI. Modbus device number (1–10) and Modbus termination: Active/ Inactive. 8.7.6.7 Logs Information about alarms, fans and parameters are stored in Logs menu. Fans Levels • Time counter for each supply air fan level duration is displayed. Counted and total time. Reset counted time. Level 1: 0% Level 2: 1–29% Level 3: 30–44%...

  • Page 33: Service

    Service | • Alarms— detailed description of all alarms. • Troubleshooting— information about all different possible malfunctions. Service Warnings Danger • 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.

  • Page 34: Internal Components

    | Service Internal components Fig. 9 Internal components Position Description Supply air fan Overheat protection sensor Overheat protection reset button Internal electrical re-heater Rotor sensor Rotating heat exchanger Outdoor air sensor Supply air filter Extract air fan Drive belt for rotating heat exchanger Rotor motor Relative humidity/Extract air temperature sensor Extract air filter...
  • Page 35 The filter type is labelled on the top of the filter 9.2.1.3 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.

  • Page 36: Replacing Rotor Drive Belt

    | Service 1. Reset button Replacing rotor drive belt If the alarm Rotor guard is raised, see chapter 8.7.2.3, the rotor drive belt may be damaged or broken. Fig. 10 Rotor drive belt The replacement drive belt (1) is adjustable and delivered with a nipple attached in one end. 1.
  • Page 37 Service | Action Malfunction 1. Check the HMI for alarms. 2. Check that all fuses and fast couplings are connected (main power supply and fast Fans do not start couplings for supply and extract air fans). 3. Check that the week schedule is ON and running in AUTO mode. The week schedule might be in OFF mode with the air flow set to OFF (chapter 8.7.3).

  • Page 38: Accessories

    | Accessories Accessories SAVE VSR 300/500 have many available accessories that can be used to expand functionality of the unit and increase comfort level. Recommended accessories can be always found at Systemair website www.systemair.com by searching the article number or the name of the desired accessory.
  • Page 39 • 3 — Extract air • 4 — Exhaust air Component/product — Article number: • Systemair-1 CO2 duct sensor — 14906 • Systemair-E CO2 sensor — 14904 • Room sensor 0-50C (temperature) — 211525 • Systemair-E CO2 RH Temperature — 211522 Installation and connection 1.

  • Page 40: 10.3 Temperature Control

    | Accessories 10.3 Temperature control 10.3.1 Electrical duct pre-heater Electrical pre-heater can be installed in the outdoor air duct to pre-heat outdoor air before it reaches the unit and pre- vent icing in the heat exchanger. • PH — electrical pre-heater •...

  • Page 41: Duct Water Heater

    Accessories | board, then select ANALOG INPUT 6 and select Extra Controller Temperature Sensor (ECT) from the input type list. 10.3.2 Duct water heater A duct water heating battery is supposed to be installed in supply air duct. • WH — water heating battery •...

  • Page 42: Duct Water Cooler

    | Accessories Note: A duct temperature sensor can be connected to analog inputs 6–7 on the connection board for better access when the internal supply air temperature sensor is disabled in the control panel. Then temperature sensor has to be re-configured as universal analog input. Fig.

  • Page 43: Change-Over Coil (Dx)

    Accessories | • VSR 300: CWK 160-3-2,5 Duct cooler,circ — 30022 ZTV 15-0,4 2-way valve — 9829 ZTV 15-0,6 2-way valve — 6571 ZTR 15-0,4 valve 3-way — 9670 ZTR 15-0,6 valve 3-way — 6573 • VSR 500: CWK 200-3-2,5 Duct cooler,circ — 30023 ZTV 15-0,6 2-way valve —...
  • Page 44 | Accessories • DX — change-over coil • FPT — frost protection sensor (optional) • SAT — supply air temperature sensor • THS — thermostat for feedback from pipe if correct temperature available for heating/cooling (optional) • HP — heat pump (or other device for heating and cooling) •...

  • Page 45: 10.4 Airflow Control

    Accessories | Fig. 15 Change-over heating/cooling connections Configuration Before change-over heating/cooling can be activated, it must be configured in the control panel. 1. Go to Service menu 2. Enter password (default 1111) 3. Go to Components menu, select Heater menu and select type as Change-over. Choose actuator voltage type. Do advanced settings if necessary.

  • Page 46: 10.5 Installation/Maintenance

    | Accessories SPI-200 C Iris damper — 6754 Installation and connection • Follow instructions in the manual which is delivered with the accessory. 10.5 Installation/Maintenance 10.5.1 Outdoor/Exhaust air dampers If manual fan stop is activated, the unit should be provided with dampers in exhaust and outdoor ducts to avoid cold draught and risk of condensation when the unit has been stopped.

  • Page 47: 10.6 Filters

    DIGITAL OUTPUT 3 and select signal type as Outdoor-/Exhaust Air Damper from the output type list. 10.6 Filters The filters need to be replaced when polluted. New sets of filters, if possible, should be acquired directly from Systemair to meet filter quality standards. If that is not possible, please contact your installer or wholesaler.
  • Page 48 Systemair UAB Linų st. 101 LT–20174 Ukmergė, LITHUANIA Phone +370 340 60165 Fax +370 340 60166 www.systemair.com...

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