Viessmann VITOVENT 300 Technical Manual
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Viessmann VITOVENT 300 Technical Manual

Domestic ventilation systems with heat recovery
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VIESMANN
Technical guide
Domestic ventilation system with heat recovery for demand-
dependent domestic ventilation with purified and heated out-
door air.
VITOVENT 300
Operation via remote control (standard delivery)
Vitovent 300 to 180 m
3
■
3
■
Vitovent 300 to 300 m
circuit.
5614 840 GB
5/2012
/h.
3
/h and 400 m
/h with integral bypass
VITOVENT 300-F
Operation via the Vitotronic 200, type WO1C of the adjacent
heat pump or via remote control (heat pump accessory).
■
Vitovent 300-F to 280 m
VITOVENT
Domestic ventilation systems
with heat recovery
3
/h with integral bypass circuit.

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Summary of Contents for Viessmann VITOVENT 300

  • Page 1 Operation via the Vitotronic 200, type WO1C of the adjacent heat pump or via remote control (heat pump accessory). VITOVENT 300 ■ Vitovent 300-F to 280 m /h with integral bypass circuit. Operation via remote control (standard delivery) Vitovent 300 to 180 m ■...

  • Page 2: Table Of Contents

    Index Index Principles 1. 1 Heat demand ......................1. 2 Controlled domestic ventilation ................. Vitovent 300 2. 1 Product description ....................■ Benefits ......................... ■ Delivered condition ....................2. 2 Specification ......................■ Specification ......................■ Dimensions ......................12 ■ Fan curves ......................13 Vitovent 300-F 3.
  • Page 3 ■ Extract air valve with mounting ring (metal) ............51 ■ Extract air filter G3 ....................52 ■ Kitchen extract air valve (metal) ................53 4.10 Standard kits with pipework (flat), plastic ..............55 Vitovent 300 engineering informa- 5. 1 Positioning ........................ 55 tion ■ Siting requirements ....................55 ■...
  • Page 4 Index (cont.) Vitovent 300/300-F engineering 7. 1 Application ........................ 66 information 7. 2 Fire safety ......................... 66 7. 3 Airtight building envelope ..................66 7. 4 Noise development ....................66 7. 5 Preventing flow noise and pressure drop ..............66 7.
  • Page 5 Index (cont.) Keyword index .............................. 92 VIESMANN VITOVENT...

  • Page 6: Heat Demand

    Principles 1.1 Heat demand Heat recovery proportion Ventilation heat demand (losses through air changes) Transmission heat demand (losses through the building envelope) Heat demand for DHW heating Development of heat demand subject to building standard (detached house, 3 to 4 occupants, 150 m living space, A/V = 0.84) A Existing buildings D Low energy house (LEH)

  • Page 7: Product Description

    (kitchen, bathroom, WC) through pipes and transported to the ventilation unit. There, the extract air is purified by means of a filter to Only with Vitovent 300 for max. air flow rate 300 m /h or protect the countercurrent heat exchanger. At the heat exchanger, the...

  • Page 8: Benefits

    Vitovent 300 (cont.) Benefits A Extract air B Outdoor air C Supply air filter (bypass operation, only with Vitovent 300 for max. air flow rate 300 m /h and 400 m D Exhaust air E Supply air F Radial DC fan – supply air...

  • Page 9: Specification

    Material PETG plastic Rated voltage V/Hz 230/50 Max. power consumption Power consumption at factory settings Power consumption Vitovent 300 for max. air flow rate 180 m Operating mode Reduced ventila- Standard ventila- Maximum ventila- tion tion (nominal ven- tion (intensive ven-...
  • Page 10 Power consumption for both fans together 20 to 21 53 to 60 121 to 149 Sound power level Sound power level Vitovent 300 for max. air flow rate 400 m Air flow rate and pressure drop in the pi- Sound power level Note pework in dB(A) Measurement at a distance of approx.
  • Page 11 Vitovent 300 (cont.) Sound power level Vitovent 300 for max. air flow rate 300 m Operating Flow rate in Pressure Sound power level in dB mode drop in pipe- at octave centre frequency in Hz Total work in Pa 1000...

  • Page 12: Dimensions

    D Exhaust air (DN 125) E Condensate drain (hose connection internal Ø 12 mm) F Height of the adjustable feet Dimensions for Vitovent 300 for max. air flow rate 300 m /h and 400 m 300 m 400 m Supply air...

  • Page 13: Fan Curves

    For sizing of the Vitovent and calculation of the air flow rate and pressure drop. pressure drop, see from page 74. Vitovent 300 for max. air flow rate 180 m Air flow rate in m³/h x Power consumption per fan in W with min., medium or max. pres- sure drop Vitovent 300 for max.
  • Page 14 Vitovent 300 (cont.) Vitovent 300 for max. air flow rate 400 m Air flow rate in m³/h x Power consumption per fan in W with min., medium or max. pres- sure drop VIESMANN VITOVENT...

  • Page 15: Product Description

    Vitovent 300-F 3.1 Product description A Outdoor air F Floor outlet, supply air B Vitovent 300-F G Supply air valve C Vitocal 242-S, internal unit H Air distribution box, supply air D Vitocal 242-S, external unit K Air distribution box, extract air...
  • Page 16 (cont.) Subject to the temperatures inside and outside the building, heat Vitovent 300-F is controlled entirely by the heat pump with heat pump recovery can be switched off automatically by closing the bypass control unit Vitotronic 200, type WO1C. In addition to the operating and damper.

  • Page 17: Benefits

    Vitovent 300-F (cont.) Benefits A Supply air B Exhaust air C Extract air D Outdoor air E Extract air filter F Radial DC fan, exhaust air G Radial DC fan – supply air H Countercurrent heat exchanger K Supply air filter ■...

  • Page 18: Delivered Condition

    Vitovent 300-F (cont.) Delivered condition Compact ventilation unit part no. 7501 474 ■ Outdoor air filter F7, extract air filter G4 (to DIN EN 779). ■ Sheet steel casing, powder-coated, white. ■ Internal temperature controlled bypass damper. ■ Countercurrent heat exchanger made from PS plastic for heat recov- ■...

  • Page 19: Specification

    Vitovent 300-F (cont.) 3.2 Specification Specification Vitovent 300-F Max. air flow rate Max. external pressure drop at max. air flow rate Factory-setting, air flow rate Background mode ( Reduced mode ( Standard mode ( Intensive mode ( Air intake temperature Min.
  • Page 20 Vitovent 300-F (cont.) Sound power level, Vitovent 300-F Ventilation Flow rate in Pressure Sound power level in dB stage drop in pipe- at octave centre frequency in Hz Total work in Pa 1000 2000 4000 8000 Vitovent 300-F Standard 37.0 39.7...

  • Page 21: Dimensions

    Vitovent 300-F (cont.) Dimensions A Exhaust air (DN 160) B Supply air (DN 160) C Extract air (DN 160) D Outdoor air (DN 160) E Aperture for condensate pipe (condensate drain elbow with hose connection, internal Ø 12 mm inside)

  • Page 22: Overview

    Vitovent 300-F (cont.) Flow rate in m³/h x Power consumption Vitovent 300-F C Max. external pressure drop 200 Pa A Max. external pressure drop 100 Pa D Max. external pressure drop 300 Pa B Max. external pressure drop 150 Pa E Max.
  • Page 23 Installation accessories (cont.) Accessories Part no. Vitovent 300 Vitovent 300- 180 m 300 m 400 m 280 m Outdoor air filter box (DN 160) 7180 278 Replacement filter F7 for outdoor air filter box 7173 846 Pipework (round), see from page 28...
  • Page 24 7452 130 Kitchen extract air valve DN 125 (metal) 7440 231 Standard kit with pipework (flat), plastic, see from page 55 Standard kit, Vitovent 300 - 180 m Z011 422 Z011 420 Standard kit, Vitovent 300 - 300 m Standard kit, Vitovent 300 - 400 m...

  • Page 25: General Accessories

    300 m DN 180 400 m 7373 035 Suitable for the Vitovent 300 ventilation unit connector. ■ Fully wired. ■ With electronic control up to max. 1 kW. Note Pressure drop corresponds to the value for 1 m EPP pipe with the relevant nominal diameter (see page 30).

  • Page 26: Heating Water Buffer Cylinder (25 L)

    Part no. 7249 340 The summer cassette routes the extract air flow directly to the exhaust Only for the Vitovent 300 for max. extract air flow rate 180 m air connector. This prevents the outdoor air being preheated (appro- To replace the countercurrent heat exchanger (fitted in the delivered priate for example in the early hours of the morning).

  • Page 27: Auxiliary Pcb

    4.3 Supply and extract air filters Fine filter set F7/G4 Sets for 1 filter change Vitovent 300 Vitovent 300-F 180 m 300 m 400 m 280 m –...

  • Page 28: Pipework (Round)

    Note Required reducers for the external wall connection: ■ 2 pce DN 160/125 for Vitovent 300 for max. air flow rate 180 m ■ 2 pce DN 180/160 for Vitovent 300 for max. air flow rate 400 m Ø 1 Ø...
  • Page 29 Installation accessories (cont.) Pressure drop Air flow rate in m³/h A DN 125 B DN 160 C DN 180 Attenuation characteristics 1000 2000 4000 8000 Hz 8000 Hz Octave centre frequency A DN 125 B DN 160 C DN 180 VIESMANN VITOVENT...

  • Page 30: Pipe With Female Connection (Epp)

    Installation accessories (cont.) Pipe with female connection (EPP) Connection Dim. a Part no. DN 125 155 mm 7501 764 DN 160 190 mm 7501 765 DN 180 210 mm 7501 766 ■ Meets the requirements to DIN 1946-6. ■ Can be trimmed to length. Pressure drop Air flow rate in m³/h For pipe length 1 m.

  • Page 31: Female Connection (Epp)

    Installation accessories (cont.) Pressure drop Air flow rate in m³/h A DN 125 B DN 160 C DN 180 Female connection (EPP) Connection Dim. Part no. DN 125 186 mm 85 mm 7501 770 DN 160 221 mm 78 mm 7501 771 DN 180 239 mm...

  • Page 32: Tee (Sheet Steel, Zinc-Plated)

    Installation accessories (cont.) Note Pressure drop: 5 Pa 45° Tee (sheet steel, zinc-plated) Connection Dim. Part no. Note Pressure drop: 5 Pa DN 125 125 mm 200 mm 7249 110 DN 160 160 mm 240 mm 7190 179 DN 180 180 mm 240 mm 7373 031 Tee with reducer (zinc-plated sheet steel)

  • Page 33: Reducer Dn 160/125 (Zinc-Plated Sheet Steel)

    Note Required reducers for the roof outlet: ■ 1 pce DN 160/125 for Vitovent 300 for max. air flow rate 180 m ■ 1 pce DN 180/160 for Vitovent 300 for max. air flow rate 400 m Ø160-200 Pressure drop Air flow rate in m³/h...
  • Page 34 Installation accessories (cont.) Pressure drop Use as an outdoor air inlet 1000 Air flow rate in m³/h A DN 125 B DN 160/DN 180 VIESMANN VITOVENT...

  • Page 35: Flat Roof Connection For Roof Outlet

    Installation accessories (cont.) Use as an exhaust air outlet 1000 Air flow rate in m³/h A DN 125 B DN 160/DN 180 Flat roof connection for roof outlet Connection Dim. Part no. DN 125 320 mm 123 mm 7501 782 DN 160/180 420 mm 204 mm...

  • Page 36: Exterior Wall Outlet With Bird Guard

    Note Required reducers for exterior wall outlet: ■ 1 pce DN 160/125 for Vitovent 300 for max. air flow rate 180 m ■ 1 pce DN 180/160 for Vitovent 300 for max. air flow rate 400 m ⃞ 3 Pressure drop Air flow rate in m³/h...

  • Page 37: Pipework (Flat), Metal - System 100/150

    Installation accessories (cont.) Pressure drop Use as an outdoor air inlet 1000 Air flow rate in m³/h A DN 125 B DN 160 C DN 180 Use as an exhaust air outlet 1000 Air flow rate in m³/h A DN 125 B DN 160 C DN 180 4.6 Pipework (flat), metal - system 100/150...

  • Page 38: Air Distribution Boxes

    Installation accessories (cont.) Air distribution boxes Part no. 9542 586 Part no. 9562 050 For the connection of 6 flat ducts, system 100 For the connection of 3 flat ducts, system 100 ■ 1 connector, system 150, at the back ■...

  • Page 39: Silencer, Flat, Flexible

    Installation accessories (cont.) Silencer, flat, flexible System Dimensions Part no. Note Pressure drop: Corresponds to the pressure drop of flexible flat duct (see 128 mm 202 mm 9542 573 page 40). 207 mm 304 mm 9542 574 ■ Flexible ■ Aluminium Note Pressure drop: Corresponds to the pressure drop of flat duct (see page 41).

  • Page 40: Flat Duct, Flexible

    Installation accessories (cont.) Attenuation characteristics 1000 2000 4000 Hz Octave centre frequency A System 100, flexible B System 100, crush-resistant C System 150, flexible Flat duct, flexible System Flow rate Dim. a Length Part no. Supply air Extract air 128 mm 9542 570 45 m 60 m...

  • Page 41: Tee, Broad Side

    Installation accessories (cont.) Pressure drop, flat duct Air flow rate in m³/h A System 100, flexible B System 150, flexible C System 150, rigid Flow velocities, flat duct Air flow rate in m³/h A System 100 B System 150 Tee, broad side System Dim.

  • Page 42: Tee, Narrow Side

    DN 125 to system 150 125 mm 7249 111 Stainless steel Note ■ 2 pce required per Vitovent 300. ■ Pressure drop: 5 Pa. Diverter, round to flat DN 100 to system 100 Part no. 9542 583 ■ Stainless steel ■...

  • Page 43: Bend, Broad Side

    Installation accessories (cont.) 90° bend, broad side System Dim. a Part no. 128 mm 9542 584 207 mm 9542 585 ■ Stainless steel ■ Comprising 2 sections. Note Pressure drop: 5 Pa 90° bend, broad side, system 150 Part no. 9562 055 ■...

  • Page 44: Floor Outlet, System 100

    A calculation program is available for calculating the pressure drop With plastic pipework (flat), the flow rates for the part sections are between the air distribution box and valves (download from adjusted via the restrictors (see page 48). www.viessmann.de). Flat duct, flexible Flat duct Part no.

  • Page 45: Lip Seal

    Installation accessories (cont.) Lip seal Part no.: 7440 213 (10 pce) ■ For airtight sealing of the connections in system 100 (e.g. for a bend, connection piece, connections at the air distribution box). ■ Required for each joint between the pipework components. Part no.: 7440 217 (10 pce) For airtight sealing of apertures in the air distribution system that are not being used (diverter, floor outlet, distribution box).

  • Page 46: Diverter Dn 125

    Installation accessories (cont.) Diverter DN 125 Part no. 7440 214 With 1 cap. ■ For connection of supply air and extract air valves DN 125. ■ Flow rate up to 30 m /h with 1 flat duct connected. ■ Flow rate up to 60 m /h with 2 flat ducts connected.
  • Page 47 Installation accessories (cont.) DN 125 DN 160 DN 180 VIESMANN VITOVENT...

  • Page 48: Restrictor

    Individual rings are knocked out of the restrictors to adjust the flow rate. How many rings need to be knocked out depends on the pressure drop calculation. A calculation program can be downloaded at www.viessmann.de. Connection piece Part no. 7440 220 To replace the connection pieces that are part of the standard delivery of the air distribution box.
  • Page 49 Installation accessories (cont.) Pressure drop DN 100, air discharge angle 180° (with deflector) Air flow rate in m³/h A Annular gap size in mm DN 100, air discharge angle 360° (without deflector) Air flow rate in m³/h A Annular gap size in mm VIESMANN VITOVENT...

  • Page 50: Supply Air Valve With Mounting Ring Dn 100 (Metal)

    Installation accessories (cont.) DN 125, air discharge angle 180° (with deflector) Air flow rate in m³/h A Annular gap size in mm DN 125, air discharge angle 360° (without deflector) Air flow rate in m³/h A Annular gap size in mm Supply air valve with mounting ring DN 100 (metal) Part no.

  • Page 51: Supply Air Valve Dn 125 (Plastic)

    Installation accessories (cont.) Distribution of the supply air at the air outlet Ø 9 Ø 1 Ø 1 Supply air valve DN 125 (plastic) Part no. 7440 228 For wall and ceiling mounting. ■ Colour: white. ■ Flow rate up to 60 m Extract air valve DN 125 (plastic) Part no.

  • Page 52: Extract Air Filter G3

    Installation accessories (cont.) Pressure drop DN 100 Air flow rate in m³/h A Valve cone setting in mm DN 125 Air flow rate in m³/h A Valve cone setting in mm Extract air filter G3 Nominal diameter Filter class Part no. DN 100 9562 052 DN 125...

  • Page 53: Kitchen Extract Air Valve (Metal)

    Installation accessories (cont.) Pressure drop Air flow rate in m³/h Kitchen extract air valve (metal) Nominal diame- Dim. a Flow rate Part no. DN 100 100 mm 60 m 7452 130 DN 125 125 mm 7440 231 75 m With removable grease filter made from aluminium mesh. ■...
  • Page 54 Installation accessories (cont.) Pressure drop DN 100 50 60 Air flow rate in m³/h A-E Pressure drop curves for valve positions: A Open, clear cross-section 50 % E Closed DN 125 50 60 Air flow rate in m³/h A-E Pressure drop curves for valve positions: A Open, clear cross-section 50 % E Closed VIESMANN...

  • Page 55: Standard Kits With Pipework (Flat), Plastic

    ■ Site the ventilation unit in a dry room free from the risk of frost. ■ The ventilation unit must be accessible for maintenance purposes. ■ The Vitovent 300 can be floorstanding or wall mounted. ■ Keep pipework to the extract and supply air areas as short as pos- Possible installation sites: sible.

  • Page 56: Siting Options

    Vitovent 300 engineering information (cont.) Siting options Siting within the airtight and thermally insulated building enve- lope ■ Flat duct in the upper floor screed. ■ Supply and extract air for the ground floor via ceiling valves. ■ Upper floor supply air via floor outlets.

  • Page 57: Measures Against Structure-Borne Noise

    For further details regarding the remote control, see page 85. 5.4 Filter change The Vitovent 300 monitors the supply and extract air filters. One year after the filter was replaced, the remote control unit display indicates that the filter should be checked.

  • Page 58: Operation With Heat Recovery

    ■ Vitovent 300-F can only be installed as a floorstanding version close ■ Thermally insulate supply air and extract air ducts that are routed to the heat pump. (Observe the length of the connection line, see...
  • Page 59 Vitovent 300-F engineering information (cont.) ■ A power socket is required for the electrical connection of the unit. Siting, flush left or flush right, next to the compact heat pump ■ Connect the condensate drain to a sewer. ■ The ventilation unit must be accessible for maintenance purposes.

  • Page 60: Siting Options

    Vitovent 300-F engineering information (cont.) Siting options Siting within the airtight and thermally insulated building enve- lope ■ Flat duct in the upper floor screed. ■ Supply and extract air for the ground floor via ceiling valves. ■ Upper floor supply air via floor outlets.

  • Page 61: Electrical Connection

    6.3 Filter change The Vitovent 300-F actively monitors the supply air and extract air fil- ters. If the filters are contaminated, and no later than after 12 months, the heat pump control unit display indicates that the filters should be changed.

  • Page 62: Operation Without Heat Recovery (E.g. In Summer)

    A Supply air B Exhaust air 6.6 Passive house use The Vitovent 300-F is suitable for operation in passive houses. The In a passive house, due to the low heat load of approx. 10 W/m , it is hydraulic combination of a Vitovent 300-F and a heat pump enables possible to cover the max.

  • Page 63: Building Services Requirements

    Heating water buffer cylinder Heating water buffer cylinder (25 l), installed in the Buffer temperature sensor PTS Vitovent 300-F (optional, accessory) Flow temperature sensor, system VTS (optional) Hydraulic reheater bank, installed in the Vitovent 300-F (ac- cessory) VIESMANN VITOVENT...
  • Page 64 Heating water buffer cylinder (25 l), installed in the Buffer temperature sensor PTS Vitovent 300-F (optional, accessory) Flow temperature sensor, system VTS (optional) Hydraulic reheater bank, installed in the Vitovent 300-F (ac- cessory) Heating circuit pump Heating circuit with mixer M2/HC2 (KM BUS)

  • Page 65: Air Flow Rate And Heat Load

    Vitotrol 300B remote control (for all heating circuits, heat pump -8/145- accessory) Heating water buffer cylinder (25 l), installed in the Vitovent 300-F (accessory) Hydraulic reheater bank, installed in the Vitovent 300-F (ac- --2/X3.8;3.9-- cessory) Frost stat (on site) Air flow rate and heat load The calculated supply air flow rate can only cover a certain heat load, subject to the selected supply air temperature.

  • Page 66: Vitovent 300/300-F Engineering 7. 1 Application

    7.1 Application ■ Central ventilation units may only be used in a single separate res- ■ The Vitovent 300 and Vitovent 300-F ventilation units are not idential unit (e.g. in a detached house or apartment). designed for commercial premises (e.g. restaurants, shops etc.).

  • Page 67: Extractor Hoods, Tumble Dryers And Vitovent

    (see page 66). 7.8 Condensate drain The heat recovery generates condensate in the countercurrent heat ■ To avoid condensate backpressure (e.g. when the Vitovent 300 is exchanger. floorstanding), provide a substructure if required. ■ A condensate drain must be connected that it is free from the risk of ■...

  • Page 68: Outdoor Air Flow Rate

    Vitovent 300/300-F engineering information (cont.) 7.9 Outdoor air flow rate Note The minimum value for the total outdoor air flow rate for residential The installed domestic ventilation system must run constantly at least units is set out in DIN 1946-6 and can be found in the table below. The in ventilation mode to protect against moisture.

  • Page 69: Frost Protection

    Vitovent 300/300-F engineering information (cont.) 7.10 Frost protection The ventilation unit features an integral frost stat circuit to prevent any condensate in the heat exchanger from freezing when outside tem- peratures are low. Without preheater bank The air flow rates are controlled subject to the outdoor air temperature and the pressure drop at the countercurrent heat exchanger.

  • Page 70: Pipework

    Vitovent 300/300-F engineering information (cont.) ■ Consolidate the soil around the geothermal heat exchanger Note ■ Air velocity within the geothermal heat exchanger: As an alternative, some manufacturers offer complete systems. Sizing Max. 1.5 m/s and purchase from builders merchants.

  • Page 71: Example Of Duct Routing With Pipework (Flat), Plastic

    Vitovent 300/300-F engineering information (cont.) Example of duct routing with pipework (flat), plastic A Bedroom G Supply air B Living room H Outdoor air C Kitchen K Exhaust air D WC L Air distribution box E Bathroom M Flat duct...

  • Page 72: Thermal Insulation Of The Pipework

    ■ For the floor construction, also observe the manufacturer's informa- tion for the underfloor heating system. Upper floor When using the Viessmann underfloor heating system, observe the specifications set out in the "Vitoset underfloor heating" technical guide. Floor construction without underfloor heating...

  • Page 73: Air Routing Between Rooms

    Vitovent 300/300-F engineering information (cont.) Air routing between rooms Create an interconnected room air supply between the rooms to be ventilated and those from which air is to be extracted. A gap of 0.8 to 1.2 cm under the door leaves of the apartment door is adequate.

  • Page 74: Sound Insulation And Silencer

    Vitovent 300/300-F engineering information (cont.) Sound insulation and silencer Install a silencer in the supply air and extract air ducts. It is fitted directly Short term noise peaks should not exceed these standard values by on to the Vitovent connector.

  • Page 75: Outdoor Air Flow Rate Subject To The Nature Of Usage Of The Rooms

    Sizing (cont.) Outdoor air flow rate subject to the nature of usage of the rooms Total extract air flow rates q with fan-assisted ventilation for individual rooms with or without windows v,ttl,R,eta Room Total extract air flow rates (including effective infiltration) q in m v,ttl,R,eta Ventilation for moisture...

  • Page 76: Example: Detached House, Total Useful Surface Area 140 M 2 , Low-Wind Area, 4 Occupants, Room Height 2.5 M

    Sizing (cont.) Example: Detached house, total useful surface area 140 m , low-wind area, 4 occupants, room height 2.5 m Detached house (average) Extracted air section Attic Ventilation air section 16.4 m² 4.4 m² 16.9 m² 7.3 m² 8. m 3.6 m 3.8 m²...

  • Page 77: Calculating The Infiltration

    Sizing (cont.) Approach Calculation Total out- door air flow rate in m According to useful surface area 162.5 140 m useful surface area → table on page 68 → 162.5 m /h with standard ventilation (nominal ventilation) 4 people ⋅ 30 m According to occupancy /h per person = 120 m According to nature of usage of rooms as per the table on page 75:...

  • Page 78: Ventilated Rooms

    ´ = 144 m ■ Selected ventilation unit: – Vitovent 300 for max. air flow rate of 300 m – Vitovent 300-F for max. air flow rate of 280 m Both ventilation units have sufficient reserves for the comfort func- tions.

  • Page 79: Determining The Installation Site And Pipework For The Vitovent

    Calculating the external pressure drop for pipework (flat), plastic With plastic pipework (flat), the flow rates for the part sections are A calculation program for calculating the pressure drop can be down- adjusted via the restrictor (see page 48). loaded at www.viessmann.de. VIESMANN VITOVENT...

  • Page 80: Overview Of The Components

    Sizing (cont.) 8.9 Overview of the components System diagram - supply/exhaust air For component part numbers, see chapter "Installation accessories", from page 22. Pos. Components Vitovent 300 Vitovent 300-F 180 m 300 m 400 m 280 m Vitovent DN 125...

  • Page 81: System Diagram - Pipework (Flat), Metal

    Sizing (cont.) System diagram - pipework (flat), metal qIqE For component part numbers, see chapter "Installation accessories", from page 22. Pos. Components Vitovent 300 Vitovent 300-F 180 m 300 m 400 m 280 m Vitovent DN 125 DN 160 DN 180...
  • Page 82 Sizing (cont.) Pos. Components Vitovent 300 Vitovent 300-F 180 m 300 m 400 m 280 m Flat duct: 90° bend broad side, 2 sec- System 100/System 150 tions Flat duct: 90° bend broad side, 3 sec- System 150 tions Air distribution box with 3 or 6 connec-...

  • Page 83: System Diagram - Pipework (Flat), Plastic

    For component part numbers, see chapter "Installation accessories", from page 22. Pos. Components Vitovent 300 Vitovent 300-F 180 m 300 m 400 m 280 m Vitovent DN 125 DN 160...

  • Page 84: Overview Of The Equations Used

    Sizing (cont.) Pos. Components Vitovent 300 Vitovent 300-F 180 m 300 m 400 m 280 m Flat duct: 90° bend, narrow side System 100 Diverter System 100/DN 125 Supply air valve for setting into a wall or DN 125 ceiling (plastic) Supply air valve with mounting ring (met- Flat duct: 90°...

  • Page 85: Control Unit/Remote Control 9. 1 Structure And Function

    (nominal ventilation) in m Air volume of the residential unit in m For floor plan, see example on page 76 Control unit/remote control Vitovent 300 9.1 Structure and function ■ Fan operating display. ■ Display of time, room temperature and fault messages.

  • Page 86: Bypass

    100 % of the flow rate is routed away from the heat ■ The outdoor air temperature is lower than the extract air tempera- exchanger. The bypass can be programmed using the Vitovent 300 ture. remote control. Factory setting 1 (automatic).

  • Page 87: Control Unit/Remote Control 10. 1 Vitotronic 200, Type Wo1C

    Only the Vitotronic 200, type WO1C, features and functions that relate nostics are carried out via heat pump control unit Vitotronic 200, to the Vitovent 300-F are described below. For a detailed description type WO1C. of the heat pump control unit, see technical guide for heat pumps.

  • Page 88: Setting The Ventilation Stages

    Control unit/remote control Vitovent 300-F (cont.) Setting the ventilation stages The ventilation stages are defaulted by the operating program ("Standard operation", "Ventilation program"), the economy func- tions ("Holiday program", "Reduced mode"), the comfort function ("Intensive operation") or the operating status in the time program ("Reduced", "Standard", "Intensive").

  • Page 89: Remote Control

    Control unit/remote control Vitovent 300-F (cont.) 10.3 Remote control The most important control functions for ventilation are also available at the remote control Vitotrol 300B (heat pump accessory). The remote control is connected to the heat pump control unit. For further functions and the specification of the Vitotrol 300B, see the technical guide for heat pumps.

  • Page 90: Appendix 11. 1 Checklist For Vitovent Enquiry

    Appendix 11.1 Checklist for Vitovent enquiry Customer: Account no: Company: Date of despatch: Street: Type of despatch: Postcode/Town: Order no.: System: Street: Postcode/Town: Checked: Date: Consign. no.: Comments: Notes: VIESMANN VITOVENT...

  • Page 91: Symbols

    Appendix (cont.) 11.2 Symbols Ventilation unit Branch Silencer Air grille Outdoor air Extract air vent Supply air Extract air Supply air vent Exhaust air Bend Cleaning aperture 11.3 Regulations and Directives Observe the following standards and regulations regarding design and implementation. General current regulations and directives: Electrical regulations ■...

  • Page 92: Co 2 /Humidity Sensor

    Adaptor, round to flat..............42, 81 Condensate drain..............12, 55, 67 Adjustable feet.................57 ■ Via siphon with stench trap............67 Air change................6, 66, 91 ■ Vitovent 300-F................59 Air change rate................63, 85 Condensate drain, geothermal heat exchanger.......69 Air distribution Condensate drainage ■ Slotted outlet.................43 ■...
  • Page 93 Heat demand..................6 Effective air flow rate................84 Heating circuit pump................64 Electrical connection Heating circuit with mixer..............64 ■ Vitovent 300................55, 57 Heating circuit without mixer A1...........63, 64, 65 ■ Vitovent 300-F.................59, 61 Heating water buffer cylinder.........16, 63, 64, 65 Electric pre/reheater bank..............25 Heating water buffer cylinder (25 l)..........26...
  • Page 94 Outdoor air inlet..................7 Reheater bank, hydraulic............25, 26 Outdoor air supply................71 Remote control..........7, 8, 55, 57, 63, 64, 65 Outdoor air temperature..............86 ■ Vitovent 300..................85 Outdoor air vents................33 ■ Vitovent 300-F................87 Overflow aperture................73 Remote control Vitotrol 300B............89 Overview of engineering steps............74 Replacement filter for outdoor air filter box........28...
  • Page 95 Sound pressure level...............10 Ventilation program................88 Specification Ventilation stage................87 ■ Heat pump control unit..............88 Ventilation stages................88 ■ Remote control Vitovent 300-F.............86 Vitotronic 200, type WO1C...............87 ■ Vitovent 300..................9 ■ Vitovent 300-F................19 Splitting air flow rates...............77 Wall opening for exterior wall outlet..........71 Standard kits with pipework (flat), plastic.........55...
  • Page 96 Subject to technical modifications. Партнер по продажам, монтажу, сервису Viessmann Werke GmbH&Co KG Viessmann Limited "ТЕТАН Инженерные Системы" D-35107 Allendorf Hortonwood 30, Telford Днепровская наб., 17-А, г. Киев, Украина Telephone: +49 6452 70-0 Shropshire, TF1 7YP, GB тел.: +38 044 362 33 00...

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