Viessmann Vitovent 300-W Installation Instructions For Contractors
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Viessmann Vitovent 300-W Installation Instructions For Contractors

Mechanical ventilation system with heat recovery
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VIESMANN
Installation instructions
for contractors
Vitovent 300-W
Mechanical ventilation system with heat recovery
3
3
for a maximum air flow rate of 300 m
/h and 400 m
/h
VITOVENT 300-W
Dispose after installation.
5793 589 GB
5/2013

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Summary of Contents for Viessmann Vitovent 300-W

  • Page 1 VIESMANN Installation instructions for contractors Vitovent 300-W Mechanical ventilation system with heat recovery for a maximum air flow rate of 300 m /h and 400 m VITOVENT 300-W Dispose after installation. 5793 589 GB 5/2013...
  • Page 2 Safety instructions Please follow these safety instructions closely to prevent accidents and mate- rial losses. Safety instructions explained ■ The Code of Practice of relevant trade associations Danger ■ All current safety regulations as This symbol warns against the defined by DIN, EN, DVGW, VDE and risk of injury.

  • Page 3: Table Of Contents

    Index Preparing for installation Intended use......................Passive house use....................Air distribution/ductwork..................■ Supply air and extract air ducts................. ■ Supply air/extract air valvesSupply air/extract air valves......■ Air routing between rooms................■ Preventing flow noise and pressure drop............10 ■ Thermal insulation of the ductwork..............12 Siting........................
  • Page 4 Index (cont.) Electrical connections................... 48 ■ Terminal overview..................... 49 ■ Fitting and connecting the remote control............50 ■ Connecting air pressure switch and sensors............ 52 ■ Connecting an external electric preheater coil..........52 ■ Power supply....................52 Commissioning and adjustment................53 Keyword index....................

  • Page 5: Intended Use

    Passive house use Vitovent 300-W meets the requirements for passive house use.

  • Page 6: Air Distribution/Ductwork

    Air distribution/ductwork Supply air and extract air ducts The air is distributed from the ventilation Installation information unit to the living spaces (supply air) or ■ In order to avoid complicated duct from the wet areas to the ventilation unit runs, install the ventilation ductwork (extract air) via air distribution boxes with prior to installing the central heating,...
  • Page 7 K Exhaust air C Kitchen L Air distribution box D WC M Flat duct E Bathroom N Vitovent 300-W F Extract air P EPP pipe G Supply air R Diverter ■ Secure components with butt straps, perforated straps (on site) or mounting brackets (accessory).
  • Page 8 L Air distribution box E Bathroom M Flat duct F Extract air N Vitovent 300-W ■ Secure components with plastic- ■ Secure EPP pipes on the connectors coated perforated straps (on site) and of the ventilation unit to the wall using seal with shrink tape.

  • Page 9: Supply Air/Extract Air Valvessupply Air/Extract Air Valves

    Air distribution/ductwork (cont.) ■ If flexible System 150 flat ducts are routed within the insulation layer below the screed, e.g. as the supply pipe for the air distribution box, protect these with cover panels (on-site provision) against deformation by concentrated loads (impact protection).

  • Page 10: Preventing Flow Noise And Pressure Drop

    Air distribution/ductwork (cont.) Preventing flow noise and pressure drop ■ Install air distribution boxes close to Measures against structure-borne the ventilation unit. noise Maximum length of supply air and extract air ducts between the ventila- No additional measures are required if tion unit and the air distribution box: the ventilation unit is mounted on con- crete or screed floors and on solid walls,...
  • Page 11 Air distribution/ductwork (cont.) Silencers Silencer, round, flexible Connection Dimensions in mm DN 125 DN 160 DN 180 Silencer, flat, flexible, system 100/150 System Dimensions in mm...

  • Page 12: Thermal Insulation Of The Ductwork

    Air distribution/ductwork (cont.) Silencer, flat, crush-resistant version, system 100 Thermal insulation of the ductwork ■ Thermally insulate the outdoor air ■ Avoid gaps. and exhaust air lines to prevent the ■ Isolate ceiling and wall outlets with formation of condensate; these must insulation strips.

  • Page 13: Siting

    Open flue combustion equipment and Ensure ambient temperatures Vitovent between 2 and 35 °C. Danger ■ The Vitovent 300-W can be floorstand- The simultaneous operation of ing or wall mounted. open flue combustion equipment ■ Keep ductwork to the extract air and, (e.g.
  • Page 14 Siting (cont.) Information regarding the operation Set up kitchen extractor hoods as recir- of the Vitovent in conjunction with culating extractors, which is more open flue combustion equipment energy efficient. ■ The installation of an air pressure switch (accessory) that stops the ven- Never connect existing extractor tilation unit in the case of negative hoods to the extract air duct of the...

  • Page 15: Dimensions

    Siting (cont.) Dimensions...
  • Page 16 DN 180 Exhaust air DN 160 DN 180 Condensate drain connector 1¼ male thread 1¼ male thread Note Fit the connection piece supplied (see page 21) to connect the condensate pipe DN 32 (on site). Minimum clearances A Vitovent 300-W...

  • Page 17: Protecting The Mechanical Ventilation System

    Protecting the mechanical ventilation system Please note Dust entering the ventilation unit and the ductwork can result in faulty operation of the mechani- cal ventilation system. Prevent the ingress of dust whilst building work is in progress by the following measures: ■...

  • Page 18: Installing The Vitovent

    Installing the Vitovent Wall mounting 2 . 5 2 . 5 A Rubber washers as anti-vibration measure...

  • Page 19: Floorstanding Installation

    Installing the Vitovent (cont.) Floorstanding installation 1. In order to safeguard that the con- 2. Level the Vitovent horizontally densate can drain off freely, site the Vitovent on a mounting plinth (acces- sory). Vibrations are isolated by means of adjustable anti-vibration feet.
  • Page 20 Connecting the condensate drain (cont.) Maintenance-free dry siphon (accessory) A Vitovent 300-W C Dry siphon B Condensate drain connector D Waste water pipe DN 40, e.g. HT 1¼ male thread pipe (on site) with fall...
  • Page 21 Connecting the condensate drain (cont.) Siphon with stench trap (on site) A Vitovent 300-W C Connection piece outside diameter 32 mm (supplied) B Condensate drain connector 1¼ male thread D Siphon with stench trap (on site)

  • Page 22: Outdoor Air/Exhaust Air Ductwork

    Connecting the condensate drain (cont.) Note Secure pipe connections with PVC adhesive. Outdoor air/exhaust air ductwork Push EPP pipes onto the respective Vitovent connectors (possibly fit check valves on site).

  • Page 23: System Diagram

    Outdoor air/exhaust air ductwork (cont.) System diagram...
  • Page 24 Outdoor air/exhaust air ductwork (cont.) Outdoor air/exhaust air ductwork Pos. Component System/DN Vitovent 300-W 300 m /h: DN 160 400 m /h: DN 180 Exterior wall duct DN 160 ■ With weather grille and insulating sleeve DN 180 ■ With bird guard ■...

  • Page 25: Exterior Wall Connection

    Outdoor air/exhaust air ductwork (cont.) Exterior wall connection Exterior wall duct with weather grille A EPP pipe sleeve...
  • Page 26 Outdoor air/exhaust air ductwork (cont.) A EPP pipe sleeve B Mounting ring, sealing level Note on step 5: Note Seal mounting ring sealing level B with Thermally insulate the outdoor air duct suitable adhesive tape towards the seal- from the exterior wall connection to the Vitovent in vapour diffusion-proof mate- ing level.
  • Page 27 Outdoor air/exhaust air ductwork (cont.) Exterior wall duct with bird guard A EPP pipe EPP pipe Dimension a in DN 125 DN 190 DN 180...
  • Page 28 Outdoor air/exhaust air ductwork (cont.) A EPP pipe...

  • Page 29: Roof Outlet

    Outdoor air/exhaust air ductwork (cont.) Roof outlet Made from stainless steel with a removable cowl A EPP pipe sleeve D Air discharge vents B Mounting ring, sealing level C Mounting clip to secure the EPP pipe sleeve Installation information ■ Installation sequence similar to the installation of the exterior wall duct with weather grille.

  • Page 30: Outdoor Air And Exhaust Air Extension

    Outdoor air/exhaust air ductwork (cont.) C Universal roof tile, adjustable for Made from painted sheet steel roof pitch 20 to 50° (accessory) D Roof outlet E Air discharge vents A EPP pipe B Female connection Outdoor air and exhaust air extension Light well installation.

  • Page 31: Supply Air/Extract Air Ductwork: Plastic

    Outdoor air/exhaust air ductwork (cont.) A EPP pipe B Wall rose C Bend with condensate drain con- nector (outside Ø 18 mm), for con- necting an on-site waste water pipe D Wall mounting bracket E Pipe F Bend with insect grille Supply air/extract air ductwork: Plastic Make all connections airtight with lip seals.

  • Page 32: System Diagram

    Supply air/extract air ductwork: Plastic (cont.) System diagram qE qR qE qW qE qW qTqZ qTwQ qTwQ...
  • Page 33 Supply air/extract air ductwork: Plastic (cont.) Plastic ductwork (flat) Pos. Component System/DN Vitovent 300-W 300 m /h: DN 160 400 m /h: DN 180 Pipe with female connection (EPP) DN 160 DN 180 Flexible pipe Female connection (EPP) DN 160...

  • Page 34: Restrictors For Adjusting The Air Flow Rate

    Restrictors for adjusting the air flow rate Calculate the flow rate and pressure drop with the aid of the calculation pro- gram (download from www.viessmann.de) prior to installa- tion. Individual rings are knocked out of the restrictors to adjust the flow rate. How...
  • Page 35 Supply air/extract air ductwork: Plastic (cont.) Note For easier installation and cleaning, we recommend you mark the relevant con- nector on the air distribution box (e.g. kitchen or living/dining room). 1 2 3 4...

  • Page 36: Connecting The Diverter

    Supply air/extract air ductwork: Plastic (cont.) Connecting the diverter...
  • Page 37 Supply air/extract air ductwork: Plastic (cont.)

  • Page 38: Fitting The Floor Vent

    Supply air/extract air ductwork: Plastic (cont.) Fitting the floor vent After completing the floor: ■ Remove the plastic cover from the floor vent (step 4). ■ Remove cardboard insert. ■ Insert the grille (step 6).

  • Page 39: Supply Air/Extract Air Ductwork: Metal

    Supply air/extract air ductwork: Metal Make all connections airtight. System diagram qIqE...
  • Page 40 2 distribution levels, it may me necessary to provide a butterfly valve (on site) in the supply air line. Metal ductwork (flat) Pos. Component System/DN Vitovent 300-W 300 m /h: DN 160 400 m /h: DN 180 Pipe with female connection (EPP) DN 160...
  • Page 41 Supply air/extract air ductwork: Metal (cont.) Pos. Component System/DN Supply air valve with mounting ring for setting DN 100 into ceilings Supply air vent for wall mounting DN 100 Slotted vent with connecting chamber DN 100 Silencer, flat, impact-resistant version System 100 Silencer, flat, flexible System 100...

  • Page 42: Fitting The Slotted Vent

    Supply air/extract air ductwork: Metal (cont.) Fitting the slotted vent Separate installation instructions Note on step 4: ■ Unfinished wall: After rendering/plastering, insert and secure the slotted vent. ■ Light wall construction: Make a slot 305 x 40 mm, then insert and secure the slotted vent.

  • Page 43: Fitting The Floor Vent

    Supply air/extract air ductwork: Metal (cont.) Fitting the floor vent...

  • Page 44: Supply Air/Extract Air Valves

    Supply air/extract air ductwork: Metal (cont.) Separate installation instructions Note on steps 5 to 8: ■ Only carry out steps 5 to 8 after the floor has been completed. Supply air/extract air valves Installation versions, supply air/extract air valves Wall mounting Ceiling mounting A Screed B Impact sound insulation...

  • Page 45: Fitting Metal Supply Air/Extract Air Valves

    Supply air/extract air valves (cont.) C Flat duct with compensating insula- Floor mounting tion: 60 mm D Floor vent A Screed B Impact sound insulation Fitting metal supply air/extract air valves Example with wall mounted extract air valve Nominal diameter Dimension a in mm DN 100 DN 125...

  • Page 46: Fitting Plastic Supply Air/Extract Air Valves

    Supply air/extract air valves (cont.) Note on step 2: Insulate the ductwork connection with permanently flexible material against structure-borne noise transmission. Fitting plastic supply air/extract air valves Note on step 2: ■ Insulate the ductwork connection with permanently flexible material against structure-borne noise transmission.

  • Page 47: Fitting The Kitchen Extract Air Valve

    Supply air/extract air valves (cont.) Fitting the kitchen extract air valve A Grease filter made from aluminium B Gasket mesh Nominal diameter Dimension a in mm DN 100 DN 125 Note on step 2: Insulate the ductwork connection with permanently flexible material against structure-borne noise transmission.

  • Page 48: Electrical Connections

    Electrical connections Danger Note Damaged cable insulation can If 2 components are connected to the cause injury and damage to the same terminal, press both cores appliance. together in a single wire ferrule. Route cables so that they cannot touch very hot, vibrating or sharp- edged components.

  • Page 49: Terminal Overview

    Electrical connections (cont.) Terminal overview A Power cable with standard plug C Input, changeover (X15.1/X15.2) (1/N/PE 230 V/50 Hz, factory-fitted) ■ Input 0 to 10 V– for CO sensor B Remote control (2-pole plug, inter- (set "V1 mode" to "1", for "V1 changeable cores, X1.1/X1.2) Vmin"...

  • Page 50: Fitting And Connecting The Remote Control

    Electrical connections (cont.) D Input, changeover (X15.3/X15.4) G Output 0 to 10 V– (X15.9) ■ Input 0 to 10 V– for humidity sen- H External electric preheater coil, fit- sor (delivered condition), (for "V2 ted into the outdoor air duct Vmin"...
  • Page 51 Electrical connections (cont.)

  • Page 52: Connecting Air Pressure Switch And Sensors

    ■ IEC 60364-4-41 ■ VDE regulations ■ Connection conditions speci- fied by your local power supply utility The Vitovent 300-W is delivered fully wired. Insert the mains plug into a standard socket with separate fuse/MCB protec- tion 230 V/50 Hz.

  • Page 53: Commissioning And Adjustment

    Commissioning and adjustment "Vitovent 300-W" service instruc- tions...

  • Page 54: Keyword Index

    Keyword index Connection piece......8, 33 Adaptor..........40 Countercurrent heat exchanger...14, 19 Adjustable feet........10 Cover panel..........9 Adjusting the air flow rate....34 Air discharge vent......29, 30 Air distribution........6 Dimensions........15 Air distribution box.....7, 8, 33 Discharge vent........29 Air distribution box, connecting..34 Diverter......7, 33, 40, 44 Air pressure switch.......14, 52 Door gap..........9 Air routing between rooms....9...
  • Page 55 Keyword index (cont.) Flat duct.......7, 8, 33, 40 Minimum clearances......16 Floorstanding installation....19 Mounting bracket.........8 Floor vent....33, 38, 40, 43, 45 Mounting clip........29 Mounting plinth........19 Geothermal heat exchanger....14 Grease filer........47 Noise transmission......46 Grille, floor vent........33 Open flue combustion equipment 13, 14 Heat losses, ductwork......12 Operation Heat recovery.......12, 19...
  • Page 56 Supply air vents for fitting in floors..45 System diagram Wall mounting........18 ■ Metal ductwork (flat)....39, 40 ■ Plastic ductwork (flat)....32, 33 ■ Supply air/exhaust air ducts...23 Viessmann Werke GmbH&Co KG Viessmann Limited D-35107 Allendorf Hortonwood 30, Telford Telephone: +49 6452 70-0 Shropshire, TF1 7YP, GB...

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