Exhausto VEX300 Series Installation Instructions Manual

Air handler w/ exact control system
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3004189-2014-09-08
VEX320C w/ EXact control system
Installation instructions
Product information........................................Chapter 1 + 6
Mechanical assembly.....................................Chapter 2 + 3
Electrical installation.......................................Chapter 4
Maintenance...................................................Chapter 5
EXHAUSTO A/S
Odensevej 76
DK-5550 Langeskov
Tel. +45 65 66 12 34
Fax +45 65 66 11 10
exhausto@exhausto.dk
www.exhausto.dk
VEX320C
Unit supplied with (factory fitted):
VEX320, motor type 1
VEX320, motor type 2
V300CDHS, hinged doors
V300CDRS, sliding doors
AFC
MPTF
DEP
Compact filter M5
Compact filter F7
The following accessories are
supplied seperately:
pieces, HMI control panel
HCW external heating coil (water)
HCE external heating coil (electrical)
Closing damper, LS315-24, (LSF outdoor)
Closing damper, LS315-24, (LSA exhaust)
Closing damper, LSR315-24, with
spring-return (LSFR outdoor)
Self-adhesive foam strip
(VEX with hinged doors only)
pieces, MIO-PIR motion sensor
pieces, MPTDUCT constant pressure control
MIO-RH humidity sensor
MIO-CO2-ROOM, CO
-sensor
2
MIO-CO2-DUCT, CO
-sensor
2
MIO-TS-DUCT temperature sensor
MIO-TS-ROOM , temperature sensor
MXCU control for external cooling unit
Prod.order no.:
Sales order no.:
Original instructions

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Summary of Contents for Exhausto VEX300 Series

  • Page 1 Sales order no.: Product information........Chapter 1 + 6 Mechanical assembly........Chapter 2 + 3 Electrical installation........Chapter 4 Maintenance...........Chapter 5 Original instructions EXHAUSTO A/S Tel. +45 65 66 12 34 Odensevej 76 Fax +45 65 66 11 10 DK-5550 Langeskov exhausto@exhausto.dk www.exhausto.dk...
  • Page 2: Table Of Contents

    3004189-2014-09-08 1. Product information 1.1. Model overview......................6 1.2. Terms used in these instructions................7 1.2.1. Simplified diagram...................7 1.3. Application......................7 1.4. Location requirements..................8 1.4.1. Space requirements..................8 1.4.2. Ceiling requirements..................9 1.4.3. Requirements for duct system.................9 1.5. Description......................10 1.5.1. Construction of the VEX unit................10 1.5.2.
  • Page 3 3004189-2014-09-08 6.3.1. Capacity diagram, VEX320C-1..............31 6.3.2. Capacity diagram, VEX320C-2..............32 6.4. EC Declaration of Conformity................32 6.5. Ordering spare parts...................32 3/36...
  • Page 4 Scope This instruction manual is for use with EXHAUSTO VEX-type air handling units. Please refer to the product instructions regarding accessories and extra equipment. The instructions must be fully observed to ensure personal safety and to protect the equipment and ensure its correct operation.
  • Page 5 The front page of the instruction manual contains a checklist, detailing the acces- sories sories delivered with the VEX unit. When retrofitting EXHAUSTO accessories, please update the checklist on the front page. Left/Right See definition of Left/Right in Section 1.1 Model overview.
  • Page 6: Product Information

    Product information 3004189-2014-09-08 1. Product information 1.1 Model overview Elements Description Compact filter Extract air spigot Exhaust air spigot Outdoor air spigot Supply air spigot Air direction, extract air Air direction, supply air Fan placement Air directions LEFT, VEX unit from above Bypass RIGHT, VEX unit from above...
  • Page 7: Terms Used In These Instructions

    Closing damper, exhaust air Accessories 1.3 Application Comfort ventilation EXHAUSTO VEX is used for comfort ventilation tasks. The VEX unit is designed for ceiling mounting and must be used as such. Operating temperature range for the unit – see section "Technical data". 7/36...
  • Page 8: Location Requirements

    Product information 3004189-2014-09-08 Prohibited uses The VEX unit is not to be used to transport solid particles or in areas where there is a risk of explosive gases. 1.4 Location requirements Positioning The unit is designed for indoor fitting. The unit may be positioned with the side opposite the connection box up against a rear wall.
  • Page 9: Ceiling Requirements

    Condensation Condensation in the ducts may occur when the exhaust/outdoor air has high hu- midity. EXHAUSTO recommends a condensation outlet is also fitted at the lowest point in the ducts. No duct connection...
  • Page 10: Description

    Product information 3004189-2014-09-08 1.5 Description 1.5.1 Construction of the VEX unit The drawings below shows an overview of the VEX unit construction. The bottom drawing shows a VEX unit (left) with sliding doors. Pos. Part Function Bypass motor Opens/closes bypass damper EXact control Control system Connection box...
  • Page 11: Parts Of The Vex Unit

    Product information 3004189-2014-09-08 Pos. Part Function Extract air filter Filters extract air Supply air fan Blows air into the room Isolation switch Connects/disconnects current Door Sliding door/hinged door for inspection, cleaning and service Condensation tray Collects the condensate and drains it away from the cross-flow heat exchanger to the condensa- tion outlet Condensation outlet...
  • Page 12 Product information 3004189-2014-09-08 VEX320C, Left DN32 Height, hinged door: 440 mm Height, sliding door: 540 mm Top view: VEX320C, Left 1447 1385 Outdoor air 2,1 Extract air 1,1 Supply Exhaust air 2,2 air 1,2 Seen from above 12/36...
  • Page 13 Product information 3004189-2014-09-08 VEX320C, Right DN32 Height, hinged door: 440 mm Height, sliding door: 540 mm Top view, VEX320C Right 1447 1385 Outdoor air Extract air 1,1 Exhaust Supply air 1,2 air 2,2 Seen from above 13/36...
  • Page 14: Dimensional Sketches, Doors

    Product information 3004189-2014-09-08 1.6.2 Dimensional sketches, doors Dimensional sketch, The following drawing applies to both Left and Right models: hinged doors Dimensional sketch, The following drawing applies to both Left and Right models: sliding doors 14/36...
  • Page 15: Handling

    Handling 3004189-2014-09-08 2. Handling 2.1 Unpacking Supplied compo- The following components are supplied: ● VEX unit nents ● Supplied accessories (as indicated in the checklist on the front page of the instructions) Packaging The unit is delivered upright and firmly fixed to a disposable pallet and packed in clear plastic.
  • Page 16: Passage Through Openings

    Handling 3004189-2014-09-08 2.2.1 Passage through openings VEX unit dimen- The table below shows the unit's dimensions, and is intended to indicate how large sions an opening has to be for the unit to pass through: Length Width Height VEX320C (hinged doors) 1,505 mm 1,000 mm 440 mm...
  • Page 17: Mechanical Assembly

    Mechanical assembly 3004189-2014-09-08 3. Mechanical assembly 3.1 Positioning of unit 3.1.1 Mounting on ceiling Dimensioning Ceiling mountings must be dimensioned from the unit's weight. Mounting must be carried out in accordance with the Project Manager's instructions. Suspension The unit is designed for suspension from a ceiling with the doors facing downwards - as described in the following.
  • Page 18: Insulation Using Self-Adhesive Foam Strip

    Mechanical assembly 3004189-2014-09-08 3.1.2 Insulation using self-adhesive foam strip Applies only to VEX To ensure that the VEX's doors can be opened, the accompanying self-adhesive with hinged doors foam strip should be mounted on the duct closest to the the VEX. (See drawing). Step Action Illustration...
  • Page 19: Electrical Installation

    Electrical installation guide for VEX320-330_EXact2 2014-03-12 Electrical installation guide for VEX320C/330C/330H with EXact2 control system Electrical installation........Chapter 1 + 2 Original instructions EXHAUSTO A/S Tel. +45 65 66 12 34 Odensevej 76 Fax +45 65 66 11 10 DK-5550 Langeskov exhausto@exhausto.dk www.exhausto.dk...
  • Page 20: Maintenance, Hygiene And Servicing

    Maintenance, hygiene and servicing 3004189-2014-09-08 5. Maintenance, hygiene and servicing 5.1 Operating readings via the HMI panel HMI panel Refer to the "EXact Basic Instructions for the VEX320/330/340/350/360" for in- structions on accessing Menu 2 Operating readings via the technician menu (ac- cess code 1111) to check the unit's operating status.
  • Page 21: Vex300C With Sliding Doors

    Maintenance, hygiene and servicing 3004189-2014-09-08 5.2.2 VEX300C with sliding doors How to open VEX with sliding door Then (V300CDRS) ● first dismount one door, place it on the sliding The VEX fitting needs opening to change the filter bracket and slide it under the other door ●...
  • Page 22: Overview Of Maintenance Intervals

    ● EUROVENT certification is only valid if original filters are used ● Use of non-original filters may cause leakage in the VEX and impair filter func- tion ● EXHAUSTO recommends that you register the filter replacement date to en- sure filters are replaced at the correct intervals 5.3 Hygiene VDI6022 air hygiene VEX320/330 has been designed to comply with air hygiene standard VDI6022.
  • Page 23: Servicing And Cleaning The Motor

    Maintenance, hygiene and servicing 3004189-2014-09-08 How to change fil- ters Step Action Illustration Unscrew the 6 finger screws from the filter cap and lift off the filter hatch Unscrew the fingerscrew which retains the filter Pull out the filter, put it in a plastic bag and seal tightly. Arrange for disposal in accordance with local waste disposal regulations Vacuum clean the cabinet Inspect the sealing strips for damage before inserting a new...
  • Page 24: Removing And Cleaning The Counter Flow Heat Exchangers

    Maintenance, hygiene and servicing 3004189-2014-09-08 How to service the motor Step Action Illustration Unscrew the two nuts Make sure the motor is free of the VEX The motor section can now be removed, re- versed and fixed with the nuts. You now have access for cleaning the impeller.
  • Page 25 Maintenance, hygiene and servicing 3004189-2014-09-08 How to remove the The counter flow heat counter flow heat exchanger fins can be easily exchanger damaged - avoid contact with the fins. The following text describes how to remove a counter flow heat exchanger. Step Action Illustration...
  • Page 26: Cleaning The Heating Coils

    Maintenance, hygiene and servicing 3004189-2014-09-08 Step Action Illustration Loosen the finger screws on the bracket holding the coun- ter flow exchanger. Slide the bracket to one side and down (follow the channel in the bracket) The exchanger is now free and can be removed NB: When replacing the exchanger, a new seal must be fitted on the new exchanger.
  • Page 27 Maintenance, hygiene and servicing 3004189-2014-09-08 How to clean the wa- ter heating coil Step Action Switch off the power supply to the unit at the isolation switch Brush and vacuum clean the heating coil If necessary, clean with soap and water 27/36...
  • Page 28: Technical Data

    Technical data 3004189-2014-09-08 6. Technical data 6.1 Weight, corrosion class, temperature ranges, etc. Weight Doors 2 x 14.5 kg Counter flow heat exchanger 1 x 14.5 kg Motor section, Type 1 2 x 5.0 kg Motor section, Type 2 2 x 6.5 kg Total weight, motor type 1 128.0 kg Total weight, motor type 2...
  • Page 29 Technical data 3004189-2014-09-08 Motor damper Motor damper type LS (closing damper) LSR (closing damper, spring return) Type LS315-24 LSR315-24 Designation LSA/LSF LSFR Motor type NM24-F AF-24 Rotation time 75–150 s open: 150 s close: 16 s Ingress protection IP42 IP42 Ambient temperature -20ºC to +50ºC -30ºC to +50ºC...
  • Page 30: Compact Filters

    Technical data 3004189-2014-09-08 6.2 Compact filters Filter data, VEX320C Data Device VEX320-1 VEX320-2 Dimensions: h x w, 1 345 x 330 345 x 330 345 x 330 345 x 330 item per air direction Thickness of compact filter Filter area Filter class Retention efficiency in >...
  • Page 31: Capacity Diagram

    Technical data 3004189-2014-09-08 6.3 Capacity diagram 6.3.1 Capacity diagram, VEX320C-1 Capacity diagram with M5 filters SFP-curve (J/m ) Operating curves A: Pressure supplement with F7 filters B: Pressure supplement with cold water coil/ heating coil 31/36...
  • Page 32 B: Pressure supplement with cold water coil/ heating coil 6.4 EC Declaration of Conformity See document no. 3004286, Declaration of Conformity. The document is supplied to- gether with the other product documentation. It is also available on the EXHAUSTO website (search using document no.) 6.5 Ordering spare parts...
  • Page 33 3004189-2014-09-08 Contact Contact your local EXHAUSTO distributor to order a spare part. The telephone number is shown on the back cover of these instructions. If required, see chapter 1, section "The VEX unit's design" for an overview of terms and of the positions of parts.
  • Page 34 3004189-2014-09-08 34/36...
  • Page 35 3004189-2014-09-08 35/36...

This manual is also suitable for:

Vex320cVex320c-1Vex320c-2

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