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ORIGINAL INSTRUCTIONS

VES Andover Ltd Eagle Close Chandlers Ford Ind. Est Eastleigh Hampshire SO53 4NF
Tel: 08448 156060 Fax: 02380 261204 E-mail: [email protected] Web: www.ves.co.uk

Installation, Operation and Maintenance Manual

EVC

Heat Recovery Unit

Nomenclature

Part Number Coding

Point Description

Point Variants

Details (as appropriate)

1 Product

Ecovent® Acoustic Heat Recovery Units

2 Heat Recovery type

Counterflow plate heat exchanger

3 Unit Size

0...5

Sequential see unit outline for details

4 Fan Type

4...7

Centrifugal EC fan

5 Fan Size

2...7

Sequential

6 Phase

-1

230V 50Hz Single Phase

-3

400V 50Hz Three Phase

7 Unit Configuration

/FP

Flat Plantroom

/SP

Stacked Plantroom

8 Main Heating

Null

No Heating

-E

Electric Heater Battery

-W

LPHW Coil

9 Infill

/DS

25mm double skinned

/EE

50mm double skinned

10 Handing

/LT

Left/Top Access

(denotes position of

/RT

Right/Top Access

supply airflow LIDSAF)

/LB

Left/Bottom Access

/RB

Right/Bottom Access

Left (stacked)

Right (stacked)

11 Main Filter

Null

No filter

/G4

EU4 Pleated Filter

/F7

High efficiency pleated filter

12 Control Panel Section

/CPSC

Fitted control panel

/ISC

Fitted isolator/speed controller

13 Colour

Null

Galvanised finish

/R7004

Powdercoated finish, RAL7004 etc...

14 Powder Coat Type

Null

As colour

/IT

Internal powdercoated only

/BT

Internal/External powdercoated

15 Special

Special (non-standard) Unit

EVC152-1/FP-W/EE/RT/G4/CPSC/S

C 1 5 2

-1

/FP -W /EE /RT /G4 /CPSC /S

2 3 4 5

10 11 12 13 14 15

Typical Example

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Страница 1: ...operation or important points of reference Indicates hazards associated with electric current and high voltages Indicates hazards that require safety advice for personnel or potential unit property damage Indicates important information page Introduction 1 Nomenclature 2 Receipt of Goods Handling 3 Installation 3 Standard Wiring Fan Installation 8 Maintenance 15 The Ecovent EVC series is a range o...

Страница 2: ...ion FP Flat Plantroom SP Stacked Plantroom 8 Main Heating Null No Heating E Electric Heater Battery W LPHW Coil 9 Infill DS 25mm double skinned EE 50mm double skinned 10 Handing LT Left Top Access denotes position of RT Right Top Access supply airflow LIDSAF LB Left Bottom Access RB Right Bottom Access L Left stacked R Right stacked 11 Main Filter Null No filter G4 EU4 Pleated Filter F7 High effic...

Страница 3: ...teps taken to prevent this It is the installer s responsibility to ensure that access panels are not obstructed in any way and safe working access for maintenance must be provided in accordance with Health and Safety and Building Regulations For confirmation of required access please see the appropriate unit outline drawing Consideration must also be given by the installer for adequate illuminatio...

Страница 4: ... evenly spread and that ALL feet are used within the support including those for fitted silencers if included Ensure that the drop rod used is selected appropriatedly to accomodate the load of the unit Unit mounting detail Fig 3 4 5 Installation 4 Important EVC units with fitted silencers are sectional and handed It is important that all sections are joined together securely prior to positioning a...

Страница 5: ...ol before attempting any work to the unit Some units feature dual hinge handles meaning access doors can be opened either way or removed completely Each handle assembly features a lockable handle secured as standard by an M4 Hex key In order to open the hinges correctly the locks must be in the open position This is clearly marked on the handle see Fig 9 failure to do this may result in permanent ...

Страница 6: ...orted at all times whilst making joints All external piping is to be supported independently from the coil Fluid filters are recommended It is important that water and steam coils are protected against damage from extreme weather conditions during the winter season If the water is allowed to freeze in the coil system damage may occur potentially bursting pipes and resulting in emergency problems F...

Страница 7: ...t see below The necessary pipework to use this secondary position is already in place but it will need to be connected to the outlet on the pump Doors and panels removed for clarity Before the unit is fully operational it is recommended to perform an initial test to confirm the pump and sensor are operating correctly Ensure that all debris is removed from the condensate drainpan Manually add enoug...

Страница 8: ...ion Take particular care to note the position of the drain outlet and associated pipework Make certain all swarf is removed before use It is the customer s responsibility to supply earth fault protection through the building installation device and a dedicated isolated power supply with overload protection to account for motor start up currents See page 9 for specific fan details Fig 16 Do not con...

Страница 9: ...ly the system must incorporate a device which disconnects all the phase conductors Warning Standard wiring arrangement Damper Motor Terminals Fig 17 AC 24 V 50Hz DC 24 V Size Phase Motor Size Voltage Fan rpm Speed Full Load Current Speed Control EVC152 1 EVC 1 073 1 Phase 0 169 kW 230 VAC 4120 1 35 A EC 1 Phase 0 1 kW 230 VAC 0 A EC 00 141 0 83 EVC243 1 1 Phase 0 23 kW 0 230 VAC 3290 1 65 A EC EVC...

Страница 10: ...astleigh Hampshire SO53 4NF Tel 08448 156060 Fax 02380 261204 E mail vesltd ves co uk Web www ves co uk Installation Operation and Maintenance Manual EVC Heat Recovery Unit Not fitted on EVC5 Standard Wiring Fan Installation 5 Continued 16 16 Standard Isolator arrangement Fig 18 ...

Страница 11: ...tch SELV 0 10V Supply Fan Speed Signal 10V 0V 0 10V O 0 10V p onal Supply Pressure Transducer SELV IN OUT GND Supply Fan 230 VAC or 400 VAC For fan details see Fig Energy Recovery 0 10V Output 24 VAC AUX SUPPLY MAX 1A 24 VDC Fire Alarm Shutdown Signal SELV Supply Fan Enable 24 230VAC 3A MAX Extract Fan Enable 24 230VAC 3A MAX Op onal V F BMS Common Trip Fresh Air Sensor SELV Return Air Sensor SELV...

Страница 12: ...ire SO53 4NF Tel 08448 156060 Fax 02380 261204 E mail vesltd ves co uk Web www ves co uk Installation Operation and Maintenance Manual EVC Heat Recovery Unit Standard Wiring Fan Installation 5 Continued Continued from page 11 Not ﬁ ed on EVC5 16 16 Standard CPB Control Panel Arrangement Fig 20 ...

Страница 13: ...it is important to ensure that the fans are free running and should any components have moved during transit take care to ensure they are realigned to allow correct operation rotation A trial spin by hand should indicate if the fan is rubbing To align losen either the fan plate fixings or the inlet ring adjust and retighten see figure above The same should be applied to any wiring looms which may ...

Страница 14: ...t can then be applied to the calculation as below or by using the differential pressure curve Simply read across from the pressure measurement to the fan curve and down to calculate the resultant air volume If the unit features a fitted control panel this action can be undertaken within the programming available see the accompanying controls documentation for further operational details Example Me...

Страница 15: ...failure spares are available from stock at VES Andover Ltd When accessing the unit ensure the access panels are handled opened in a controlled manner so as to avoid damage to the unit or injury to personnel This is particularly important with bottom access units Ensure the AHU has been allowed to completely cool before attempting any work to the unit For units featuring dual hinge handle access pl...

Страница 16: ...equire the use of two or more persons The mounting plate is slotted to aid plate alignment It is important to keep the fan assembly supported at all times the fan assembly should not be considered supported until all fixings are securely tightened To remove the fan assembly Fig 26 ensure the unit is fully isolated Separate the supply plugs to the fan as shown above 24 1 Detach the measuring tube f...

Страница 17: ...gs as in Fig 24 if more than one plug is used ensure the correct plugs are reconnected as marked Ensure that the fans are free running by following the fan alignment instructions on page 13 adjust as required EVC size Zero units feature a double inlet centrifugal fan mounted on an adapter plate To remove unplug as per Fig undo the two screws and carefully remove the fan adapter plate assembly reta...

Страница 18: ...can then be vacuumed from the surface of the matrix or flushed through with warm water Stubborn deposits can be removed by using a low pressure washer with an approved detergent solution The solution temperature should not exceed 50 C When using any pressure device care must be taken not to damage the heat exchanger matrix Under NO circumstances should the heat exchanger be steam cleaned Ensure th...

Страница 19: ...dards applied are BS EN ISO 12100 2010 BS EN ISO 13857 2008 EN61000 EN 60204 1 BS EN 60950 1 2006 Basis of Self a esta on Quality Assurance to ISO 9001 2008 BSI Reg Firm Cert No Q05375 Signature of Manufacturer Name Signature Posi on of Signatory R Peters Deputy Managing Director K Feeney Engineering Associate Director VES Andover Ltd Eagle Close Chandlers Ford Ind Est Eastleigh Hampshire SO53 4NF...

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