SystemAir SAVE VTR 300/B Installation And Service
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SystemAir SAVE VTR 300/B Installation And Service

Heat recovery ventilation units
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See also: User Manual
SAVE VTR 300/B
Installation and Service
Systemair is not liable or bound by warranty if these instructions are not
adhered to during installation or service.
© 2013 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.
208348-EN_GB
Document in original language
10-03-2014 A002

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Summary of Contents for SystemAir SAVE VTR 300/B

  • Page 1 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.

  • Page 2: Table Of Contents

    Contents 1 Declaration of Conformity ......................1 2 Warnings........................... 2 3 About this document ........................2 4 Product information........................2 4.1 General ........................... 2 4.2 Left and Right models ....................... 3 4.3 Transport and storage....................... 3 4.4 Technical data ........................4 5 Installation..........................

  • Page 3: Declaration Of Conformity

    Heat recovery ventilation unit: SAVE VTR 300/B (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 4: Warnings

    4 Product information 4.1 General The SAVE VTR 300/B is a heat recovery ventilation unit, with a built in rotating heat exchanger. The SAVE VTR 300/B is suitable for houses with up to 240 m heated living area.

  • Page 5: Left And Right Models

    4.3 Transport and storage The SAVE VTR 300/B 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 6: Technical Data

    4.4 Technical data 4.4.1 Dimensions and Weight, L model Ø125 Ø160(4) Fig. 1 Dimensions and weight, L model Measures in mm and weight in kg. Weight 1206 Including hatch Including bracket SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 7 4.4.2 Dimensions and Weight, R model Ø125 Ø160(4) Fig. 2 Dimensions and weight, R model Measures in mm and weight in kg. Weight 1206 Including hatch Including bracket SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 8 Supply air Outdoor air Cooker hood air Exhaust air Extract air 4.4.4 Power consumption and fuse size Re-heater 1670 W Fans 176 W Total power consumption 1846 W Fuse 10 A SAVE VTR 300/B Installation and Service Systemair AB 208348...

  • Page 9: Installation

    Leave free space for opening of the front hatch in order to perform service and maintenance on components inside the unit. The SAVE VTR 300/B is supplied with approximately 1 m cable and plug for 230V, single phase earthed connection placed at the bottom of the unit.

  • Page 10: Condensation Drainage

    The drainage connection is plugged in the bottom of the unit at delivery. To use the drainage: remove the rubber seal and and connect the drainage pipe. Connect the drainage pipe to the sewer. The water can not be led straight to the sewer without a water trap. SAVE VTR 300/B Installation and Service Systemair AB...

  • Page 11: Commissioning

    Confirm menu choices or settings by pressing the button BACK button Step back in the menu levels and to abort an initiated parameter change and restore the original value by pressing the button SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 12 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 VTR 300/B Installation and Service Systemair AB...

  • Page 13: Start Up Wizard

    • a new print card is installed (spare part) In this case the unit type must be entered ( SAVE VTR 300/B ) The fan speed in the Start up wizard can be set by either l/s or a percentage with the Fan control.
  • Page 14 7. Here it is possible to change the Nominal/High/Low fan speed Speed % on the Extract and Supply air fans. Fan speed in %. System curves not selectable. High When settings are done, press CONFIRM. SAVE VTR 300/B Installation and Service Systemair AB 208348...

  • Page 15: System Curves

    If the real pressure drop in the system is larger or smaller than calculated, the working point and the airflow will be different than expected. SAVE VTR 300/B Installation and Service...
  • Page 16 6.3.1 Supply air, F7 type filter 10 V 7,1 V Fig. 5 Supply air system curves, F7 type filter System curve K-factor [l/s] 18,03 9,22 7,49 5,82 4,63 3,70 2,93 2,28 1,73 1,26 SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 17 6.3.2 Supply air, G3 type filter 10 V 7,1 V Fig. 6 Supply air system curves, G3 type filter System curve K-factor [l/s] 19,03 9,68 7,83 6,02 4,81 3,87 3,05 2,37 1,81 1,32 SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 18 6.3.3 Extract air, G3 type filter 10 V 7,1 V Fig. 7 Extract air system curves, G3 type filter System curve K-factor [l/s] 16,47 9,04 7,03 5,40 4,29 3,41 2,71 2,12 1,64 1,20 SAVE VTR 300/B Installation and Service Systemair AB 208348...

  • Page 19: Fan Speed Settings

    The fan can be set to OFF by activating manual fan stop. See service menu overview (chapter 8.5) under functions. SAVE VTR 300/B Installation and Service Systemair AB...
  • Page 20 6. Press BACK once the system curves has been set and go to Airflow Airflow %. When settings are done, press CONFIRM. High 7. Fan control by Speed % Speed % When settings are done, press CONFIRM. High SAVE VTR 300/B Installation and Service Systemair AB 208348...

  • Page 21: Defrost Level Settings

    Locked YES/NO each set digit and choose "NO" for the system not be locked. 3. Go to: Functions Functions Choose: Defrosting Defrosting 4. Set the mode, 0 – 5 Defrosting Mode 0–5 SAVE VTR 300/B Installation and Service Systemair AB 208348...

  • Page 22: Programming The Week Schedule

    3 minutes, to prevent the heater from triggering the over heat protection sensor, before they stop. 8. Step back with the BACK button until you reach the main menu display SAVE VTR 300/B Installation and Service Systemair AB 208348...

  • Page 23: Ext/Force Run

    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. Fan speed settings are done when configuring DI1, DI2 or DI3. See menu options in “Service menu Overview” (chapter 8.5). SAVE VTR 300/B Installation and Service Systemair AB...

  • Page 24: Electrical Connections

    The print card (1) can easily be taken out from the unit. Fig. 8 Print card position 6.9.1 Print card layout The SAVE VTR 300/B is equipped with built-in regulation and internal wiring. The figure shows the print card. See wiring diagram for more information. Fig. 9 Print card...

  • Page 25: 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, or equivalent. SAVE VTR 300/B Installation and Service Systemair AB 208348...

  • Page 26: Before Starting The System

    15.0, 16.0, 17.0, 18.0 or 19.0 °C. Default value: 15.0 °C. Each temperature step is illustrated by increasing the filling of the temperature symbol. An unfilled temperature symbol is the 6th setpoint and will activate manual summer mode. See chapter 8.3 SAVE VTR 300/B Installation and Service Systemair AB...

  • Page 27: Manual Setting Of Fan Speed

    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. SAVE VTR 300/B Installation and Service Systemair AB 208348...

  • Page 28: Service Menu Overview

    Set the time that the unit is to run in extended/forced mode. Value range: 0–240 minutes. Set the fan speed for this mode. Choose between Low, Nom or High. Default value: Nom. SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 29 EF time in the left column for all levels. The right column continues to count ahead and can not be reset. Note: Factory reset (see Functions –>Factory reset) will not affect this function SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 30 Allow manual fan stop manually from the control stop panel. Chose between Y and N. If Y is selected the fans can be turned off by turning the SELECTION knob to empty SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 31 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 VTR 300/B Installation and Service Systemair AB 208348...
  • Page 32 DI7 and DI1 or DI3 in parallel. If DI7 is activated, set the fans speed to min. Fan speed settings are done when configuring DI1/DI3. Note: The “Home/Leave” function is not working if Water heater is activated. SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 33 Languages Service Use this dialogue frame to Language return to select your local Language language. ENGLISH Set Language by turning the SELECTION knob. SAVE VTR 300/B Installation and Service Systemair AB 208348...

  • Page 34: Service

    • Make sure that filters are mounted in their place before running the system • 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 VTR 300/B Installation and Service Systemair AB...

  • Page 35: Internal Components

    Main print card Supply air fan Rotor motor and belt pulley Rotating heat exchanger Heat exchanger drive belt Rotor sensor Supply air filter Extract air fan Outdoor air sensor Supply air sensor SAVE VTR 300/B Installation and Service Systemair AB 208348...

  • Page 36: Component Descriptions

    For G3 type filter: 11–20, for F7 type filter: 1–10. See chapter 6.3. 9.3.3 Heat exchanger SAVE VTR 300/B is equipped with a 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 37 (SS) at AI 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 VTR 300/B Installation and Service Systemair AB...

  • Page 38: Trouble Shooting

    1. Reset control functions by pulling out the main power supply plug for controlled 20-30 seconds. (control functions are 2. Check the modular contact connection between the control panel and stuck) the main print card. SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 39 A triggered over heat protection gives an alarm in the control panel. Reset by pushing the reset button. See chapter 9.3.7. If the problem continues contact your installation company or place of purchase. SAVE VTR 300/B Installation and Service Systemair AB 208348...

  • Page 40: Replacing Rotor Drive Belt

    Make sure that small children are not beneath the unit when the heat exchanger is removed! If the alarm Rotor is raised, see chapter 9.4.1, the rotor drive belt may be damaged or broken. SAVE VTR 300/B Installation and Service...

  • Page 41: Type Label

    Before calling your service representative, make a note of the specification and production number from the type label, which can be found on the side of the units, next to the external connections. SAVE VTR 300/B Installation and Service Systemair AB...
  • Page 42 1670 W 1846W IP2 4 S e ria l.no: 123456/654321-0001/130117 Fig. 14 Type label Position Description Product code (product specification) Product item number Production order number Consecutive number Production date (YY.MM.DD) SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 43 SAVE VTR 300/B Installation and Service Systemair AB 208348...
  • Page 44 Systemair AB reserves the right to make changes and improvements to the contents of this manual without prior notice. Systemair AB Industrivägen 3 SE-739 30 Skinnskatteberg, Sweden Phone +46 222 440 00 Fax +46 222 440 99 www.systemair.com 208348...

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