Envirovent energiSava 300 Installation Manual
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Envirovent energiSava 300 Installation Manual

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Summary of Contents for Envirovent energiSava 300

  • Page 2: Safety Instructions

    • The safety regulations for low-voltage installations. • The regulations for connection to interior sewers dwellings residential buildings. • Any additional regulations of the local utilities. • The installation instructions energiSava 300 & 400 SHOULD YOU ENCOUNTER ANY PROBLEMS INSTALLING THIS UNIT CALL...

  • Page 3: Technical Specifications

    Before you begin to install the heat recovery unit, check that it has been supplied complete and undamaged. The energiSava 300 & 400 units should include the following components: 1. Heat recovery appliance type energiSava 3. PVC condensate discharge connection 300 &...
  • Page 4 • Constant flow control • Low energy consumption • High efficiency The energiSava 300 & 400 are available in two types: • Standard version • Plus version SHOULD YOU ENCOUNTER ANY PROBLEMS INSTALLING THIS UNIT CALL...

  • Page 5: Left-Handed

    Technical Specifications Version types energiSava 300 & 400 Power Type Version L or R Position air ducts Type code supply Left-handed 4 top connections Power cable 4/0 L energiSava version 300 & 400 Right-hand (standard version) 4 top connections Power cable...
  • Page 6 Max. rated current (with preheater switched on) (A) Cos φ 0.368 - 0.374 0.391 - 0.416 0.447 - 0.463 0.505 Sound Power energiSava 300 Ventilation capacity (m Static pressure (Pa) 50 100 50 100 50 100 50 100 Housing emission dB(A)

  • Page 7: Note: The Value Stated In

    Technical Specifications energiSava 300 fan graph Note: The value stated in the circle is the capacity per fan (in Watt) Volumestroom [m³/h] Flow rate [m AFTER INSTALLING THIS UNIT PLEASE PASS ONTO END USER DO NOT THROW AWAY...
  • Page 8 Technical Specifications energiSava 400 Supply voltage (V/Hz) 230/50 Protection degree IP30 Dimensions (w x h x d) (mm) 677 x 765 x 564 Duct diameter (mm) Ø180 External diameter condensate Ø32 discharge (mm) Weight (kg) Filter class G3 (F7 optional for supply) Fan setting (factory setting) Ventilation capacity (m Permissible resistance ducts...
  • Page 9 Technical Specifications energiSava 400 fan graph Note: The value stated in the circle is the capacity per fan (in Watt) Flow rate [m AFTER INSTALLING THIS UNIT PLEASE PASS ONTO END USER DO NOT THROW AWAY...
  • Page 10 Technical Specifications Connections & dimensions - Right handed version 1. To dwelling 2. To atmosphere 3. From dwelling 4. From atmosphere 5. Electric connections 6. Connection condensate discharge Right-handed 4/0 7. Wall mounting bracket (note the correct position of the rubber strip, washers and caps) SHOULD YOU ENCOUNTER ANY PROBLEMS INSTALLING THIS UNIT CALL...
  • Page 11 Technical Specifications Connections & dimensions - Left handed version Mounting wall suspension kit Left-handed 4/0 AFTER INSTALLING THIS UNIT PLEASE PASS ONTO END USER DO NOT THROW AWAY...
  • Page 12 Technical Specifications Rear view display cover (Plus version) Service connector Computer connection for service purposes Display and 4 control buttons Interface between user and control electronics Control board Contains the control electronics for the basic functions Extract air filter Filters air flow from dwelling Preheater Heats up the outdoor air when there is a risk of freezing in the heat exchanger Heat exchanger...

  • Page 13: Do Not Throw Away

    300 & 400 features an encountered in the ductwork. intelligent frost control. Temperature sensors The standard bypass valve makes it possible...
  • Page 14 Technical Specifications Plus version The energiSava 300 & 400 are also available as a Plus version. This version is equipped with a different control board with 2 additional connectors (X14 & X15) with more connection options for various applications. The 9-pole connector X15 is accessible at the rear of the unit display cover without having to open the appliance.

  • Page 15: After Installing This Unit Please Pass Onto End User

    Accessories Splitter RJ12 Control unit Electric postheater sensor, flush mounted eBus or energiSava 300 surface mounted Ø160mm 0-10V proportional energiSava 400 (PLUS version only) Ø180mm Electric (extra) preheater Transmitter wireless energiSava 300 G4 +F7 2x G4 G3 +F7 2X G3...

  • Page 16: Installation Instructions

    Installation Instructions Placing the appliance The energiSava 300 & 400 units can be This condensate discharge connection has mounted directly to the wall using the an external connecting diameter of 32 mm. suspension brackets supplied for that The condensate discharge line can be glued purpose.

  • Page 17: Connecting Ducts

    The 400 units are supplied put in place if required to limit the noise. with 4 X duct adaptors. The energiSava 300 A section of acoustic duct with a minimum also requires a 150mm duct connecting to a 160/150mm spigot.

  • Page 18: Left-Handed

    9=Muffler 10=Ducts from and to dwelling A = Spacing 10 mm above roof deck 1 = EnviroVent supply valves B = Roof insulation 2 = Supply from wall C = Seal with foam 3 = Suction valve in ceiling or high in wall...
  • Page 19 Installation Instructions Connecting the power Warning The appliance can be connected to an easily accessible fused spur with the cable running The fans and control board carry from the appliance. The electric installation must a high voltage. Always remove comply with the wiring regulations. the voltage from the appliance by isolating power when working on Make allowance for the 1000 W preheater.

  • Page 20: Control Display

    Control Display General explanation control panel • Settings menu (SET); (see page 22) • Readout menu (READ), (see page 23) The LCD display shows what the operating • Service menu (SERV), (see page 24) situation of the appliance is. Four control keys can be used to call up and modify settings in Press the R key to leave any menu and return the control unit program.
  • Page 21 Control Display Operating mode In operating mode the display may simultaneously show 4 different situations/values. 1= Fan status, image coupled appliances (see page 20) 2= Air flow rate (see page 21) 3= Message text e.g. text filter situation, activation external switch contact etc. (see page 21) 4= Fault symbol (see pages 27 &...
  • Page 22 Control Display Display air flow rate Message text for operating mode This shows the set air flow rate of the supply This part of the display may show a message or extract fan. When the air flow rates of the text.
  • Page 23 EnviroVent. Incorrect settings may seriously set value affect the optimum performance of the appliance. Modifying the set value in the settings menu: 1. In operating 6.
  • Page 24 Control Display Readout menu 3. Activate the readout menu. The readout menu can be used to call up a number of current sensor values to obtain more information on the appliance’s performance. Modifying values of settings is not possible in Readout value the readout menu.
  • Page 25 Control Display Service menu 4. Use the ‘+’ and the ‘-’ key to scroll through the messages in the service menu. The service menu shows the most recent 10 fault messages. In the event of a locking fault, the settings menu and the readout menu are blocked and only the service menu can be opened;...

  • Page 26: Operation

    Operation Switching the appliance ON/OFF The appliance can be switched on by pressing the key ‘-’ for 5 seconds. There are two methods to switch the appliance on or off. • Switching on and off at fuse spur or isolating switch.
  • Page 27 Factory setting The factory supplies the units with the It is possible to reset all modified settings back energiSava 300 flow rates set to 50, 100, 150 to factory setting in one go. and 225 m /h and for the energiSava 400 set...

  • Page 28: Troubleshooting

    Then the appliance will reset itself (auto reset) and the display will once more show the operational mode. Fault E999 energiSava 300 energiSava 300 If, when the appliance is powered up directly Plus...
  • Page 29 Trouble Shooting Fault Cause Action Appliance Action Installer Code E100 Pressure sensor • Disconnect unit from power • Switches to constant rpm control. (non- supply fan defective. • Check the red pressure hoses • The preheater switches on at locking Red pressure hoses (and pressure tubes) for outdoor temperatures below 0°C.

  • Page 30: Maintenance

    Maintenance Filter cleaning User maintenance is limited to periodically 4. Place the filters back the same way as they cleaning or replacing the filters. The filter only were taken out. has to be cleaned when indicated on the display (it shows the text “FILTER”) or, if a multiple switch with filter indication is mounted, when the red LED at the switch lights up.
  • Page 31 Maintenance Heat exchanger and fan cleaning Installer maintenance includes cleaning the 4. Remove the heat exchanger. Be careful not heat exchanger and fans. Dependent on the to damage the foam parts in the appliance. conditions, this must done about once every three years.
  • Page 32 Maintenance Heat exchanger and fan cleaning 7. Remove 4 pressure hoses and 3 connectors 11. Clean the fans with a soft brush. from the board. Make sure the balancing weights do not shift. 8. Slide the fan assembly out of the appliance. 12.

  • Page 33: Electric Connections

    Electric Connections Wiring diagram 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Green/ wire wire Brown Blue White Yellow Green...

  • Page 34: Electric Connections Accessories

    Electric Connections Accessories Connector X1 EBus or. OpenTherm connector X1 Two-pole screw connector. Set ex factory as eBus connector; after modifying parameter 8 in the Settings menu, also suitable as OpenTherm connector (see page 35). Only suitable for low voltage. Not suitable Note:For the eBus Application, this connector is polarity-specific.
  • Page 35 A multiple switch can be connected to the modular connector X2 of the units. This modular connector X2 is directly accessible at the rear of the display cover (see page 33) without having to take it off. Multiple switch with filter indication A = energiSava 300/400 B = Multiple switch with filter indication Wire colours C1 - C6 may vary dependent on the type of modular cable used.
  • Page 36 1- 9 = slave 1 - 9 All units have the same air flow rates as the units set as “Master”. Connection RH (humidity)- sensor A = energiSava 300/400 B = Control board C = RH (humidity) - sensor D = Cable supplied with RH sensor...
  • Page 37 Electric Connections Accessories Wiring diagram postheater connection (Plus version only) The electrical connections of the postheater and the extra preheater are the same; the only difference is that the postheater has an additional temperature sensor that must be wired to connector X15. Please refer to the mounting instructions that came with the heater for more extensive information regarding installation of the postheater or the extra preheater.
  • Page 38 Electric Connections Accessories Connecting external switch contact (Plus version only) An external switch contact (e.g. switch or relay connections no. 3 and no. 4 of the 9-pole connector contact) can be connected to the Plus version units. X15, which as standard are preprogrammed as This external switch contact can be connected to 0-10 volt input, can be reprogrammed as second connections no.
  • Page 39 Electric Connections Accessories Connection to 0-10V input (Plus version only) The Plus versions can be equipped with an Parameter 21 is set “1” ex factory. When the external provision with 0-10 volt control) (e.g. connected provision is active, the display humidity sensor or CO sensor).
  • Page 40 Servicing SHOULD YOU ENCOUNTER ANY PROBLEMS INSTALLING THIS UNIT CALL...
  • Page 41 Heating coil 1000W preheater * When replacing a main cable, always order a Cable with power plug 230V with display cover* replacement mains cable from EnviroVent to avoid danger. A damaged mains should only Door closing (2 pcs) be replaced by a qualified person.

  • Page 42: Setting Values

    Setting Values STEP FACTORY DISPLAY TEXT DESCRIPTION ADJUSTING RANGE STEP SETTING + SYMBOLS Air flow rate mode Exc. 300 : mode 50 m /h of 50 m Air flow rate mode Exc. 400 : mode 50 m /h of 50 m Air flow rate mode Exc.
  • Page 43 Setting Values FACTORY STEP DISPLAY TEXT DESCRIPTION SETTING ADJUSTING RANGE STEP + SYMBOLS excl. Plus 0 (= Extract fan off) 1 (= Absolute min. flow rate 50m 2 (= Flow rate mode 1) Extract fan mode 3 (= Flow rate mode 2) switching input 1 4 (= Flow rate mode 3) 5 (= Multiple switch)
  • Page 44 Setting Values FACTORY STEP DESCRIPTION SETTING ADJUSTING RANGE STEP Plus Switching on and off eBUS CO sensor ON - OFF Min.PPM eBUS CO -sensor 1 Max.PPM eBUS CO -sensor 1 1200 Min.PPM eBUS CO -sensor 2 Max.PPM eBUS CO -sensor 2 1200 400 - 2000 Min.PPM eBUS CO...
  • Page 45 Product data sheet conform Ecodesign (EU), nr. 1254/2014 (Annex IV) Supplier: EnviroVent Model: energiSava 300 The annual electricity The annual heating SEC-Value Climate zone Type of control Energy class (SEC) consumption (AEC) saved (AHS) in kWh/m²/a in kWh in kWh...
  • Page 46 Product data sheet conform Ecodesign (EU), nr. 1254/2014 (Annex IV) Supplier: EnviroVent Model: energiSava 400 The annual electricity The annual heating SEC-Value Climate zone Type of control Energy class (SEC) consumption (AEC) saved (AHS) in kWh/m²/a in kWh in kWh...
  • Page 48 EnviroVent House Hornbeam Business Park Harrogate HG2 8PA 01423 810 810 info@envirovent.com www.envirovent.com E&OE MKT ENV301-V1-01.09.15 Due to our policy of continuous innovation and improvement EnviroVent reserves the right to alter products specification and appearance without notice. 615248-A, manual energiSava 300/400...

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Energisava 400

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