Related Manuals for flakt woods VEKA
Summary of Contents for flakt woods VEKA
- Page 1 Supply air unit VEKA Installation & Maintenance November 2008 AIRTREND Ltd Predstavništvo u Beogradu Kumanovska 14, 11000 Beograd Tel: 011/3836886, 3085740 Faks: 011/3444113 e-mail: gobrid@eunet.rs web: www.airtrend.rs...
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Page 2: Safety Instructions
Supply air unit VEKA InStAllAtIon & MAIntEnAncE Safety instructions Operating the air treatment unit and accessory components WARNING Before the air treatment unit is taken into service, any free connections must be provided with protective nets. The air treatment unit must also not be taken out of service until all electrical and mecha- nical safety devices have been fitted. -
Page 3: Service Chart
Supply air unit VEKA InStAllAtIon & MAIntEnAncE Service chart Inspection intervals Follow the service chart below and fill in operations carried out. The service chart includes the service and inspection Replacement material operations to be performed on functional components that may be part of an air handling unit. -
Page 4: Lifting And Transport
Supply air unit VEKA InStAllAtIon & MAIntEnAncE Installation/Care lifting and transport Fastening irons of the kind illustrated in fig 3 can Every component part of the unit is supplied with be used instead of hangers. 4 fixing eyes. These can be used for lifting and Electrical heater VEEK and Sound attenuator VELD transport. - Page 5 Supply air unit VEKA InStAllAtIon & MAIntEnAncE Installation/Care Installation of cut-off damper VEKV. Cut-off damper VEKV is installed on the unit part with 4 x M8 screws (not supplied), as illustrated in fig 5. If the damper is frame-insulated, the flange of the damper must be made accessible by removing the insulation.
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Page 6: Checks Before Starting
Supply air unit VEKA InStAllAtIon & MAIntEnAncE Installation/Care Starting The fan must not be started with the dampers closed on the suction side or the pressure side. Brief operation to determine the direction of rotation of the wheel can be performed with a hatch open. - Page 7 10. NOTE. Fit the equalization plate ahead of the fan the installation, which must be corrected imme- opening on the VEKA unit, so that the air flow is diately. Only then should the protection be reset. distributed over the electrical rods.
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Page 8: Filter Service
A contaminated filter can cause tripping of the overheating protection. See the care instructions for the VEKA unit under the point ”Replacement of fil- ter”. The electrical heater element is of the rod type, DDc-control which reduces the risk of contamination. The unit should be cleaned internally, therefore, in conjunc- tion with filter replacement or every six months. - Page 9 STRF to 230 V 1-phase. thermal cut-out/Alarm The fan motors in the VEKA-20 and 30 are equipped with an integrated thermal cut-out, which is connected so that the fan stops when overheating. The cut-out Diagram . connection of frequency inverter StRF should also give an alarm.
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Page 10: Temperature Correction
Supply air unit VEKA InStAllAtIon & MAIntEnAncE Flow indicator VEKZ-27-1 Flow indicator systematic error is +/- 10%, on con- Hose connection dition that the installation and care instructions are Cut the supplied hoses to a suitable length and observed. install them between the nipples on the unit side Flow indicator indicates a pressure drop in Pa.