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Summary of Contents for VES Ecovent EVH Series
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Page 1: Contents
® Hybrid Ventilation Units Operation & Maintenance Manual Eagle Close, Chandlers Ford Industrial Estate, Chandlers Ford, Eastleigh, Hampshire, SO53 4NF Tel: +44 (0) 2380 46 11 50 email: info@ves.co.uk web: www.ves.co.uk VES Ref. ID.1425 Issue G May 2022 Original Instructions... -
Page 2: Table Of Contents
fi ed isolator, as specified at the me of order. The standard opera ng temperature of these units is -20 to +35 °C. For further technical details regarding dimensions and weights, contact VES on 023 8046 1150, quo ng the sales order (SO) number and the unit type as found on the unit nameplate, or... -
Page 3: Nomenclature
ecovent Hybrid Ventilation Units Nomenclature Point Descrip on Point Variants Details (as appropriate) Part Number Coding 1 Product Ecovent® Acous c Heat Recovery Units 2 Heat Recovery type Hybrid Ven la on Unit 3 Unit Size 0, 1, 2 Sequen al see unit outline for details 4 Fan Type Centrifugal EC fan 5 Fan Size... -
Page 4: Receipt Of Goods & Handling
VES Andover Ltd. within 7 days of delivery quo ng sales order number and the unit type, as found on the unit nameplate. A er this period, VES is unable to accept any claim for damaged or missing goods. - Page 5 For alterna ve moun ng please consult your outline drawing as supplied with the unit, or refer to VES Customer Services for further informa on. Secure drop rods/unit with the appropriate fixings as shown below...
- Page 6 ecovent Hybrid Ventilation Units Con nued Installa on Typical installa on Window/ Louvre detail (plan view) Fig. Spli er Spli er Channel Duct transi ons and plenum boxes allow for resizing and/or realignment as required and should be sized to match both unit and louvre connec ons. A pair of joining brackets per sec on (one each side) are provided to assist with the duct connec on.
- Page 7 The unit will have been supplied with connec ons either le or right-hand side looking in direc on of airflow. Please see order acknowledgement for confirma on of this handing. Should you need to alter this please consult VES as unit adjustment may invalidate your warranty.
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Page 8: Standard Wiring & Fan Installa On
The following wiring diagrams are a guide to installing the standard fan and actuator op ons found on Ecovent® EVH units. If in any doubt, for units with fi ed VES controls or for special versions of the units, consult the wiring diagram in your document pack or contact VES Customer Services on 023 8046 1150, quo ng the sales order (SO) number and unit type as found on the unit name plate. - Page 9 ecovent Hybrid Ventilation Units Standard Wiring Con nued & Fan Installa on Standard Controls (Master) arrangement Fig. Connec on to Modbus/Bacnet MS/TP á2°C boost â 2°C pause ventilation control...
- Page 10 ecovent Hybrid Ventilation Units Standard Wiring Con nued & Fan Installa on Standard Isolator (Slave) arrangement Fig.
- Page 11 “Boost Switch Dura on” or if the switch is pressed again. A short me delay will prevent rapid mode switching by unauthorised opera ves. Opera on of the Boost switch will run the unit to maximum set speed and modulate the dampers to allow maximum amount of fresh air possible without affec ng room temperature.
- Page 12 Opera on of the Pause switch will pause the system. The system will revert to automa c opera on a er a preset period or if the switch is operated again. A me delay will prevent rapid mode switching by unauthorised opera ves. Open Windows Indica on The open windows indica on shall illuminate when the external temperature reaches a suitable level to encourage manual window opening.
- Page 13 The system will revert to automa c opera on a er a preset period or if the switch is operated again. A me delay will prevent rapid mode switching by unauthorised opera ves. The Boost/System Healthy indica on will illuminate with an asymmetric pulse.
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Page 14: Maintenance
Hybrid Ventilation Units Maintenance Before a emp ng to carry out any work on VES units, all accompanying documenta on including warning labels on the unit must be referenced. Important Should it be necessary to remove any component, ensure they are secured into posi on once reinstalled. - Page 15 ecovent Hybrid Ventilation Units Maintenance Con nued Ecovent® EVH units feature bulkhead-mounted fan plate assemblies. Ensure that special care is taken when removing/replacing components/assemblies from Important bo om-access units. Larger access panels may require the use of two or more persons. THE CONTROL ACCESS COVER MUST BE REMOVED BEFORE THE UNIT ACCESS COVER to gain safe access to the unit.
- Page 16 ecovent Hybrid Ventilation Units Maintenance Con nued It is common for the external louvre on the outside of the building to feature a mesh which over me can become blocked with leaves and other detritus. It will be necessary to clean the louvre periodically or the ven la on unit may perform poorly.
- Page 17 Spares & Repairs When enquiring a er or ordering spares contact VES Spares Department, quo ng the sales order (SO) number and unit type as found on the unit nameplate. Tel: 023 8046 1150...
- Page 18 Hybrid Ventilation Units Operation & Maintenance Manual ©VES Andover Ltd. 2022 VES is a trading name of VES Andover Ltd. Registered in England No. 02303719. Registered Office as above. Eagle Close, Chandlers Ford Industrial Estate, Chandlers Ford, Eastleigh, Hampshire, SO53 4NF Tel: +44 (0) 2380 46 11 50 email: info@ves.co.uk...
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