Donaldson DFPRE 4 Series, Installation, Operation And Maintenance Manual

Page 1: ...DFPRE Dust Collectors Series DFPRE 4 INSTALLATION OPERATION AND MAINTENANCE MANUAL Publication DOCAM1216401 GB 0520 MASTER LANGUAGE ENGLISH...

Page 2: ...Installation Operation and Maintenance manual 2 DFPRE 4 Dust Collectors...

Page 3: ...oning the collector 10 Compressed air requirements 10 Controller 11 Overload protection 11 Installation check list 11 COMMISSIONING 12 Commissioning check list 12 Start up sequence 13 Shut down sequen...

Page 4: ...he same dust collector as when combined they can create a violent thermite reaction that would ignite a fire and or explosion 4 Applications having a risk of sparks and fires Where sparks are generate...

Page 5: ...tenance work Any access to internal classified potentially explosive atmospheres where there may be a risk due to explosion During assembly installation or dismantling of equipment potential ignition...

Page 6: ...licable equipment connected to the dust collector for example a cyclone should be protected using suitable isolation devices against the transfer of flame and pressure if in the event of an explosion...

Page 7: ...ty air plenum access door Dust disposal Lifting bracket for units Damper valve Clean air plenum access door Dirty air inlet Compressed air connection Spark trap inspection cover Powerbox Fork lifting...

Page 8: ...inspection The collector is normally supplied in one piece Depending onyour order the following parts are shipped loose Dust disposal system Silencer Spare parts Hardware and sealant Paint can and br...

Page 9: ...adequate SWL safe working load must be used Refer to lifting label located adjacent to lifting points for weight of equipment supplied by Donaldson When using the four point lifting method chains or...

Page 10: ...duce excessively contaminated moisture laden air Location of air intake Avoid locating the air intake in an excessively polluted area and install an adequate air intake filter The compressor air intak...

Page 11: ...efer to the controller manual Details of standard fan motor supply voltage are given in Table 4 refer to Specification section Overload protection All feeder circuits should be adequately protected wi...

Page 12: ...ide gate can be placed back to its original position Ensure collectors are suitably earthed Ensure electrical power is available Check fan motor for correct rotation and that the full load current is...

Page 13: ...ter cartridges casing and discharge hopper To achieve this equipment should be shut down in the following order 1 Stop fan only leaving controller and compressed air supply switched on to allow filter...

Page 14: ...remove the fine particulate and clean filtered air passes through the cartridge to the clean air chamber and discharges through the clean air outlet At regular intervals governed by the controller eac...

Page 15: ...urely replaced and resealed prior to collector restart This is a good time to check the dust container for damage which may lead to a dust leak or flame emission in the rare instance of an internal ex...

Page 16: ...ecification and to ensure the same level of safety only genuine spare parts should be fitted Every care has been taken to avoid the risk of ignition of a flammable atmosphere The measures taken to avo...

Page 17: ...artridges and in turn lower the differential pressure details of pulse interval settings are provided in the controller manual If the differential pressure exceeds 150 mm WG then the cartridges have r...

Page 18: ...levels should be investigated and corrected immediately Vibration monitoring is mandatory on category 2G 3G and 2D fan assemblies Annually 1 Remove and clean moisture separator filter element 2 Remov...

Page 19: ...sembly Do not overtighten pipe connections Refer also to figure 9 1 Switch off the compressed air 2 Open the clean air access door 3 Using screwdriver unscrew 4 screws to remove bonnet from valve 4 Di...

Page 20: ...nt Filter cartridges cannot be washed and re used Do not drop cartridges Refer also to figure 10 1 Turn off power to the collector and compressed air 2 Open Dirty Air Plenum access doors by removing t...

Page 21: ...ontinue by replacing the remaining filter cartridges in the top row Proceed to replace filter cartridges in the next rows Replacing filter cartridges row by row starting at the top will help limit dus...

Page 22: ...etal must be removed and disposed of separately Electrical components switches power supplies boards etc must be removed in order to be reused if they are still in good condition or if possible recond...

Page 23: ...ranspose if necessary Airflow damper incorrectly adjusted Check airflow in duct Adjust damper control until correct airflow is achieved Access panels open or incorrectly secured Check all access panel...

Page 24: ...clear Visible effluent in clean air outlet Filter cartridges not properly sealed Check cartridge access covers are seated and seal properly Damaged filter cartridge Damaged cartridges can be identifi...

Page 25: ...20 to 70 C Manifold volume 7 litres Product of pressure and capacity 49 bar litres Material used for manifold construction Structural hollow section according to EN13445 1 bar 105 Pa TABLE 3 COMPRESSE...

Page 26: ...D 349 X 349 MM X L 660 MM TRIAGONAL EARTHED 2626827E 000 440 Ultra Web Flame Retardant CARTRIDGE DFE ULTRA WEB FR OD 349 X 349 MM X L 660 MM TRIAGONAL 2626913 000 440 Ultra Web Flame Retardant Earthed...

Page 27: ...4 OD X 26 L P034311 016 340 Sealable bag for dirty cartridge 2622217 000 440 Fan assembly VCM 403S fan assembly including motor 2 2 kW 230V 400V 50Hz AM0569800 VCM 451S fan assembly including motor 3...