Exhausto VEX310T Assembly And Installation Manual
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3005981-2022-10-12
Assembly and installation
VEX310T-320T-330T-340T-350T
with EXact2 control
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.com
VEX300T
VEX300
R A N G E
COUNTER FLOW
HEAT EXCHANGER
Original instructions
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Summary of Contents for Exhausto VEX310T
- Page 1 VEX300T 3005981-2022-10-12 Assembly and installation VEX300 R A N G E COUNTER FLOW HEAT EXCHANGER VEX310T-320T-330T-340T-350T with EXact2 control Product information............... Chapter 1 + 6 Mechanical assembly............Chapter 2 + 3 Electrical installation.............. Chapter 4 Maintenance................Chapter 5 Original instructions EXHAUSTO A/S Tel.
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Page 2: Table Of Contents
3005981-2022-10-12 1. Product information 1.1. Designations used in these instructions....................7 1.1.1. Simplified diagram ......................... 7 1.2. Use................................8 1.3. Location requirements........................... 9 1.3.1. Space requirements........................9 1.3.2. Requirements for underlying surface.................... 11 1.3.3. Condensation outlet........................11 1.3.4. Requirements for duct system.......................11 1.4. - Page 3 6.1.2. Corrosion class cabinet.........................38 6.1.3. Temperature ranges........................38 6.1.4. Fire thermostat..........................38 6.1.5. Motor damper ..........................39 6.2. Water coils (HW/CW)..........................40 6.2.1. Data VEX310T-350T........................40 6.2.2. MVM motor valve.......................... 41 6.3. Cooling/heating coils (DX)........................42 6.4. Electric heating coils (HE)........................42 6.4.1. Supply air ............................. 42 6.4.2.
- 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 VEX unit information plate shows: ● the VEX variant designation ● unit production order no./year Always have the production order number ready when contacting EXHAUSTO A/S. Filter label Filter labels are positioned on the front of the VEX unit door opposite each filter.
- Page 6 3005981-2022-10-12 Choose the correct documentation for the task... Find your information. Assembly and Print out from Supplied Electrical installation EXact2 EXact2 installation calculation documentation guide Basic instructions menu guide instructions program Mechanical assembly » Electrical installation » Start-up - operation » Maintenance Service »...
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Page 7: Product Information
Product information 3005981-2022-10-12 1. Product information 1.1 Designations used in these instructions 1.1.1 Simplified diagram The simplified diagram shows a VEX unit with RIGHT fan placement. See table of designations on next page. 7/48... -
Page 8: Use
* Standard for VEX340T and VEX350T. 1.2 Use Comfort ventilation EXHAUSTO VEX is used for comfort ventilation tasks. Operating temperature range for the unit – see section "Technical data". 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. -
Page 9: Location Requirements
The cabinet has detachable or opening doors on each side. The drawing below indicates how much space is needed for servicing the VEX unit, i.e. changing filters, cleaning, servicing, etc. Space must be reserved for connecting and servicing any water supply to the top, right (R) or left (L). VEX310T/320T All dimensions in mm. VEX size... - Page 10 Product information 3005981-2022-10-12 VEX330T/340T/350T All dimensions in mm. VEX size Depth Removing the exchanger Removing of filter Filter Opening of doors Width 330T 325 (2 items) 1730 (A+D) 1675 1500 340T 310 (2 items) 1730 (A+D) 1880 1900 350T 710 (2 items) 1840 (A+D) 2180 2400...
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Page 11: Requirements For Underlying Surface
● Sound emission ● Thermal loss Condensation Condensation in the ducts may occur when the exhaust/outdoor air has high humidity. EXHAUSTO recommends a condensation outlet is also fitted at the lowest point in the ducts. No duct connection If one or more of the spigots is not connected to a duct: Fit a protective net to the spigots with a maximum mesh width of 20 mm. -
Page 12: Description
Product information 3005981-2022-10-12 1.4 Description 1.4.1 Design General drawing The drawing below illustrates the construction of the VEX unit, without doors: LEFT RIGHT Pos. Part Function Panel filter for extract air Filters extract air Heating/cooling coil for supply air Heats or cools the supply air (option) Condensation tray (option) Collects the condensate and drains it away from the cooling coil (option) to the conden-... -
Page 13: Parts Of The Vex Unit
Product information 3005981-2022-10-12 Pos. Part Function Isolation switch Connects/disconnects current Spigot 1.2 Exhaust air spigot Spigot 2.1 Outdoor air spigot HMI panel Control panel for EXact2 control system Spigot 1.1 Extract air spigot Spigot 2.2 Supply air spigot 1.4.2 Parts of the VEX unit Cabinet The inside and outside of the cabinet are made of Aluzinc®... -
Page 14: Principal Dimensions
Product information 3005981-2022-10-12 1.5 Principal dimensions 1.5.1 Dimensional drawings Section A: Pipe for water connection has been rotated 90°. This applies only to VEX320T. LEFT VEX320T RIGHT VEX320T The indicated dimensions A-P are shown on the dimensional drawing and can be read off from the ta- bles next to the given VEX size. -
Page 15: Principal Dimensions Of Vex Unit
Product information 3005981-2022-10-12 1.5.2 Principal dimensions of VEX unit VEX size Depth without Depth without Height Depth Width control box doors/panels 310T 1215 1200 320T 1215 1024 1200 330T 1474 1092 1500 340T 1775 1092 1900 350T 1825 1149 2400 All dimensions in mm. -
Page 16: Dimensional Sketches, Feet
Product information 3005981-2022-10-12 1.5.5 Dimensional sketches, feet 1.5.6 Dimensions of feet VEX size 310T 1172 320T 1172 330T 1472 340T 350T 1186 All dimensions in mm. 16/48... -
Page 17: Handling
Handling 3005981-2022-10-12 2. Handling 2.1 Unpacking Delivery The following components are supplied: ● VEX unit ● Supplied accessories (as indicated in the checklist on the front page of the instructions) Packaging The unit is delivered on wooden blocks and packed in clear plastic. Once the plastic has been removed, the unit must be protected against dirt and dust: ●... -
Page 18: Transport
Handling 3005981-2022-10-12 2.2 Transport Transport methods Transport the VEX unit in one of the following ways: Method Drawing Manual transport: Lifting brackets for manual transport can be fit- ted as shown on the drawing: Using pallet truck or fork-lift truck: IMPORTANT: The forks on the lifting equip- ment must be long enough to prevent damage to the bottom of the VEX unit. -
Page 19: Passage Through Openings
Handling 3005981-2022-10-12 2.2.1 Passage through openings VEX unit dimen- The table below shows the unit's main dimensions, and is intended to indicate how large an opening sions has to be for the unit to pass through: Depth without Depth without VEX size Height Depth... -
Page 20: Internal Transport With Reduced Weight
Handling 3005981-2022-10-12 2.2.3 Internal transport with reduced weight Weight reduction The air handling unit's weight can be reduced during transport by removing doors/panels, fan units and counterflow heat exchanger(s). Parts 310T 320T 330T 340T 350T VEX total weight Counterflow heat exchanger 1* 7.2 2* 7.2 2* 10.2... -
Page 21: Mechanical Installation
3.1.2 Installation on mounting base The EXHAUSTO mounting base enables the VEX unit to be installed correctly. The base is equipped with adjustable levelling screws, so that the VEX unit can be fitted horizontally on a surface that is not level ( +/- 20 mm per metre). - Page 22 Mechanical installation 3005981-2022-10-12 Solution with Si- The Siphon water trap is easy to install and service. phon water trap (ac- cessory) Solution with HT Use HT pipe (HT, DN32, DIN4102), if the above solution is not employed (not supplied by EXHAUS- pipe TO).
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Page 23: Control Box
Mechanical installation 3005981-2022-10-12 3.3 Control box 3.3.1 Installation of control box The control box is removed from the factory and placed on top of the VEX unit. The following tools are needed for installation: ● Phillips screwdriver How to install the control box The VEX unit must not be connected to power when the control box is installed. -
Page 24: Water Connection (Hw/Cw)
Mechanical installation 3005981-2022-10-12 3.4 Water connection (HW/CW) 3.4.1 Principles for connecting the cooling/heating coil Mixing loop The diagrams below are simplified. The dimensioning of valves, pipes, etc. and heating coil connection must always be carried out by authorised fitters in accordance with applicable regulations and legisla- tion. -
Page 25: Bleeding Of Coils
Cooling/heating coil (CW) Circulation pump* Pressure difference regulator* Dirt filter* *) not EXHAUSTO delivery (refer to the technical specifications). 3.4.2 Bleeding of coils Bleeding It is the responsibility of the contractor/customer to ensure that the bleeding option is correctly installed and that the building owner is informed of the risk of insufficient bleeding, regardless of whether the coil(s) in question are built into a ventilation system or mounted separately in the duct system. -
Page 26: Installation Requirements
Mechanical installation 3005981-2022-10-12 Air screw 3.4.3 Installation requirements Bleeding Following connection of water supply to the cooling/heating coil, the system must be bled thoroughly. Insufficient bleed- Insufficient bleeding can result in still water forming in the system, which may re- sult in frost-induced leaks at cold ambient temperatures. -
Page 27: Mvm Valve
Mechanical installation 3005981-2022-10-12 3.4.4 MVM valve Screening Screen the valve motor from direct sunlight. Due to heat emissions, the valve motor must not be en- capsulated (max. ambient temperature: 50°C). Insulating the valve To ensure normal operation at ambient temperatures below 0°C, it is very important that the valve sec- tion is insulated according to current standards. -
Page 28: Connection To Cooling/Heating System (Dx)
Mechanical installation 3005981-2022-10-12 3.5 Connection to cooling/heating system (DX) Connection of DX The DX coil integrated in the VEX unit must be connected in accordance with current legislation and coil regulations for work on cooling and heating pumps, and the work must only be carried out by trained personnel. -
Page 29: Electrical Installation
4. Electrical installation 4.1 Electrical installation See the attached instructions “Guide to Electrical Installation of VEX300T. VEX300T_EXact2 3005999-2018-09-10 Electrical installation guide VEX310T-320T-330T-340T-350T EXact2 control system Electrical installation........Chapter 1 + 2 Original instructions EXHAUSTO A/S Tel.: +45 65 66 12 34... -
Page 30: Maintenance, Hygiene And Servicing
Maintenance, hygiene and servicing 3005981-2022-10-12 5. Maintenance, hygiene and servicing 5.1 Opening the VEX unit The VEX unit's detachable panels must be opened to allow servicing and cleaning. Removal of doors Refer to the section on “Handling" for more information 5.2 Operating displays 5.2.1 Operating displays via the HMI panel Refer to the “EXact2 Control System Basic Instructions for VEX300”... -
Page 31: Maintenance
Maintenance, hygiene and servicing 3005981-2022-10-12 5.3 Maintenance Recommended in- The following chart details the recommended maintenance intervals, under normal operating condi- tervals tions. EXHAUSTO recommends maintenance is adjusted to suit the actual operating requirements. 5.3.1 Maintenance Schedule Once Twice Component Procedure... -
Page 32: Hygiene
3005981-2022-10-12 *Filters Only use original EXHAUSTO filters ● The provided filter data (section "Technical data") are based on the use of original EXHAUSTO fil- ters ● Eurovent certification is only valid if original filters are used. ● Use of non-original filters may cause leakage in the VEX unit, impair filter function and cause an extraordinary pressure drop. -
Page 33: Removal Of Fan Unit
Maintenance, hygiene and servicing 3005981-2022-10-12 5.5.2 Removal of fan unit Warning Disconnect power via the isolation switch before opening the VEX unit. For opening the VEX unit, see section "Opening the VEX unit". The following tools are needed for removal: ●... -
Page 34: Removal Of Counterflow Heat Exchanger(S)
Action exchanger Check that the T sensor/bracket is free of the counterflow heat exchanger before extracting it. VEX310T: Remove the counterflow heat exchanger all the way. VEX320T-350T: Pull out the front counterflow heat ex- changer and then the rear one. -
Page 35: Removal Of Water Coil (Hw/Cw)
Maintenance, hygiene and servicing 3005981-2022-10-12 5.5.4 Removal of water coil (HW/CW) Risk of hot surfaces! The following tools are needed for removal: ● Diagonal cutter ● Medium adjustable wrench ● Polygrip pliers ● Contact paste (assembly) ● 3 new strips (assembly) Removing the coil Step Action... -
Page 36: Cleaning
Maintenance, hygiene and servicing 3005981-2022-10-12 5.6 Cleaning 5.6.1 Cleaning the fan unit If necessary, see "Remove fan unit" for description of how to remove the fan unit from the VEX unit. Step Action Clean the fan impellers using a vacuum cleaner and wipe down with a damp cloth if necessary Clean the blades on the fan impeller carefully to avoid disrupting the balance If there are weights on the fan impeller, these must not be removed. -
Page 37: Cleaning The Water Coil (Hw/Cw/Dx)
Maintenance, hygiene and servicing 3005981-2022-10-12 5.6.3 Cleaning the water coil (HW/CW/DX) See the section "Removal of water coil" for description of how to remove the water coil. (Applies to HW/CW) If the coil is cleaned without removal, no water may be used unless there is a condensation tray under the coil (applies to CW/DX). -
Page 38: Technical Data
Technical data 3005981-2022-10-12 6. Technical data 6.1 Weight, corrosion class, temperature ranges, etc. 6.1.1 Weight Parts 310T 320T 330T 340T 350T VEX total weight Counterflow heat exchanger 1* 7.2 2* 7.2 2* 10.2 2* 19.8 2* 35 * items Fan unit * items 2* 4.1 2* 6.4 2* 9.2... -
Page 39: Motor Damper
Technical data 3005981-2022-10-12 6.1.5 Motor damper Motor damper data (closing damper) (closing damper, spring return) Designation LSA/LSF LSFR Motor type NM24-F AF-24 opening: 150 s Rotation time 75–150 s closing: 16 s Enclosure class IP42 IP42 Ambient temperature -20ºC to +50ºC -30ºC to +50ºC Damper depth 100 mm... -
Page 40: Water Coils (Hw/Cw)
Technical data 3005981-2022-10-12 6.2 Water coils (HW/CW) 6.2.1 Data VEX310T-350T VEX310T Variants/sizes Data HW 1 HW 2 CW 1 CW 2 Weight without fluid [kg] 1.35 3.25 Fluid content [l] 0.192 0.323 0.322 0.581 Number of pipe rows Number of circuits... -
Page 41: Mvm Motor Valve
Technical data 3005981-2022-10-12 VEX340T Variants/sizes Data HW 1 HW 2 CW 1 CW 2 Weight without fluid [kg] 4.15 Fluid content [l] 0.945 1.218 1.278 2.465 Number of pipe rows Number of circuits Fin spacing Face area (h x b) [mm] 450 x 696 450 x 710 450 x 675... -
Page 42: Cooling/Heating Coils (Dx)
Technical data 3005981-2022-10-12 6.3 Cooling/heating coils (DX) VEX310T-350T Data 310T 320T 330T 340T 350T Weight without fluid [kg] Fluid content [l] 0.44 0.72 1.26 1.77 Number of pipe rows Number of circuits Fin spacing Face area (h x b) [mm]... -
Page 43: Diagrams - Temperature Rise
Technical data 3005981-2022-10-12 6.4.2 Diagrams - temperature rise The diagrams below can be used to determine the air temperature increase at a given airflow and electric heating coil size. VEX310T VEX320T VEX330T 43/48... -
Page 44: Panel Filters
Technical data 3005981-2022-10-12 VEX340T VEX350T 6.5 Panel filters 6.5.1 Filter data Filter class according to ISO Coarse 65% [65%] 16890 VEX size/Data 310T panel h x b [mm] 312 x 453 320T panel h x b [mm] 312 x 723 330T panel h x b [mm] 363 x 794 340T panel h x b [mm]... -
Page 45: Capacity Diagram
EXHAUSTO website. 6.7 EC Declaration of Conformity The document is located in the door of the VEX unit. It is also available on the EXHAUSTO website by searching under the document or order number. 6.8 Ordering spare parts Find production When ordering spare parts, the production order number must be stated. -
Page 46: Environmental Declaration
Technical data 3005981-2022-10-12 6.9 Environmental declaration Environmental doc- The unit can be disassembled into individual product parts when outworn and in need of disposal. umentation Product parts Material Handling Sheet parts Aluzinc For recycling after disassembly Condensation tray Stainless steel For recycling after disassembly Bypass dampers, heat ex- Aluminium... - Page 47 3005981-2022-10-12 47/48...
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