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Symbols, terms and warnings

Prohibition symbol

Failure to observe instructions marked with a prohibition symbol
may result in serious or fatal injury.

Danger symbol

Failure to observe instructions marked with a danger symbol
may result in personal injury and/or damage to the unit.

Scope

This instruction manual is for use with EXHAUSTO VEX-type air handling units.
Please refer to the product instructions regarding accessories and extra equip-
ment.

The instructions must be fully observed to ensure personal safety and to protect
the equipment and ensure its correct operation. EXHAUSTO A/S accepts no liabil-
ity for accidents caused by equipment not used in accordance with the manual’s
instructions and recommendations.

Supply air/extract
air

These instructions use the following terms as given in DS447-2013:

● Supply air (air blown in)
● Extract air (air removed)
● Outdoor air
● Exhaust air

Left/Right

The term R for Right, indicates the supply air is to the right of the cooling unit, as
seen from the operating side. The term L for Left, indicates the supply air is to the
left.

Front page: Acces-
sories

The front page of the instruction manual contains a checklist, detailing the acces-
sories delivered with the VEX unit.

NB

When retrofitting EXHAUSTO accessories, please update the checklist on
the front page.

Warnings

Opening the unit

Do not open the service doors before the supply voltage has
been disconnected at the isolation switch and the ventilators
have stopped.

Prohibited

The VEX unit must not be used to transport solid particles or in
areas where there is a risk of explosive gases.

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 (in accordance with EN 294).

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Summary of Contents for VEX200 series

Page 1: ...e efficiency Compact filters FP Bag filter FB Trim damper and blowout zone TB240 OD roof for outdoor HCW heating coil HCE heating coil CCW cold water coil DX cooling heating coil Mounting base MSVEX24...

Page 2: ...2 1 Weight 14 2 2 2 Passage through openings 15 2 2 3 Internal transport with reduced weight 16 3 Mechanical assembly 3 1 Installing the unit 18 3 1 1 Installed directly onto the floor 18 3 1 2 Instal...

Page 3: ...given in DS447 2013 Supply air air blown in Extract air air removed Outdoor air Exhaust air Left Right The term R for Right indicates the supply air is to the right of the cooling unit as seen from th...

Page 4: ...in the han dle Remember to remove the key from the lock Or use a padlock Use the han dle s built in padlock fixture Lock Padlock fitting Rating plate The VEX unit rating plate shows VEX unit type 1 p...

Page 5: ...Fan placement 2 V2 RD12179 01 M1 MC1 M2 MC2 Elements Description RD12767 01 Fan RD12763 01 Compact filter RD12762 01 Bag filter 1 1 A or B Extract air spigot 1 2 A or B Exhaust air spigot 2 1 A or B O...

Page 6: ...RD12763 01 Bag filters RD12762 01 Fan placement 1 Right RD12178 01 1 2 RD12979 01 RD12980 01 Fan placement 1 Left RD12178 01 1 2 RD12981 01 RD12982 01 Fan placement 2 Right RD12179 01 2 1 RD12983 01...

Page 7: ...ement point airflow in exhaust air P2 1X Measurement point pressure drop across outdoor air filter P2 1Y Measurement point pressure drop across outdoor air filter P2 2X Measurement point airflow in su...

Page 8: ...or duct system Silencers The duct system must be fitted with silencers specified by the Project Manager which meet the requirements of the operating area Bends A duct bend may be fitted immediately af...

Page 9: ...5 Description 1 5 1 VEX unit construction VEX200L V1 The drawing below illustrates the construction of the unit without service doors RD11734 02 2 1 A 1 2 A 1 1 A 2 2 A 1 2 14 13 11 9 5 3 6 12 10 16 4...

Page 10: ...rt Function 1 Spigot 2 1 A Outdoor air spigot The spigot can also be positioned on the top or in the bottom of the unit 2 1 B however only on units with compact filters 2 Closing damper LS Closing dam...

Page 11: ...t The spigot can also be positioned at the bottom of the air handling unit 2 2 B 14 Fan unit For outdoor air supply air 15 Connection box Connection box to fan motor and rotor control 16 Outdoor air f...

Page 12: ...3 330 805 860 10 105 12 62 O 315 O 315 430 62 O 315 O 315 330 12 430 285 789 1062 285 789 RD11666 01 NB The drawing shows all of the spigot positioning options Spigot positioning marked with is not av...

Page 13: ...5 O 315 O 315 O 315 330 62 12 62 428 805 105 430 12 330 285 789 1062 285 789 RD11667 01 NB The drawing shows all of the spigot positioning options Spigot positioning marked with is not available for V...

Page 14: ...s must not be removed until the spigots are connected to the ventilation ducts Whenever possible keep the unit closed during fitting The unit should be cleaned before it is used Once the VEX unit is f...

Page 15: ...using a crane Use straps and lifting yokes to prevent dam age to the unit RD13029 01 2 2 2 Passage through openings Height The unit s height is 1 167 mm Width The list below shows how wide an opening...

Page 16: ...reduced during transport by removing the service doors and fan units Removing the serv ice doors To remove the service doors Detail A A RD12580 01 A Open both doors Tap the hinge door pin out using a...

Page 17: ...he measuring hose 3 Pull the fan unit out to the end stop a screw on each rail acts as a stop 4 Remove the supply cable and modbus cable in the motor control box 5 Remove the measuring hose which is f...

Page 18: ...check the VEX unit is completely level 3 1 2 Installing on mounting base The EXHAUSTO mounting base enables the air handling unit to be installed correct ly The base is equipped with adjustable levell...

Page 19: ...control systems Electrical installation guide VEX240HX 250HX for third party control systems Electrical installation Chapter 1 2 Original instructions 3003474 2014 02 26 VEX240 250HX EXHAUSTO A S Oden...

Page 20: ...ry heat exchanger Check Clean when required See next section X Filters Only use original filters The provided filter data and pressure loss graphs section Technical data are based on the use of origin...

Page 21: ...ch 2 Vacuum clean the cold water coil heating coil 3 Cold water coil clean the condensation tray 4 Check the fins on the exchanger are not deformed The fins are sharp Cleaning rotary ex changer Step A...

Page 22: ...1 1Y Pa Supply air filter p2 1 P2 1X P2 1Y Pa Location of meas urement points The location of measurement points is shown on the drawing The exterior meas uring points positions on the VEX are shown i...

Page 23: ...Supply air Supply airflow diagram 3005039 2018 01 08 Maintenance 23 32...

Page 24: ...Extract air Extract airflow diagram 3005039 2018 01 08 Maintenance 24 32...

Page 25: ...class C4 in accordance with EN ISO 12944 2 Temperature range Outdoor air temperature 40 C to 35 C Ambient temperature 30 C to 50 C At temperatures below 25 C with outdoor installation use of a thermo...

Page 26: ...6 m Filter class M5 F7 Retention efficiency in accordance with EN779 96 99 Efficiency 45 85 Volume flow rate 2 000 m h 2 000 m h Initial pressure drop 52 Pa 62 Pa Recommended final pressure drop at n...

Page 27: ...380 mm Filter class M5 F7 Retention efficiency in accordance with EN779 96 99 Efficiency 45 85 Volume flow rate 2 000 m h 2 000 m h Initial pressure drop 40 Pa 78 Pa Recommended final pressure drop at...

Page 28: ...ing spare parts Find production number When ordering spares please state the relevant production part number This will ensure that the correct parts are delivered The production number is given on the...

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