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Page 1: ...NUAL A73101880_F Original instructions edwardsvacuum com DESCRIPTION ELECTRICAL SUPPLY ITEM NUMBER XDS46i Scroll Pump 100 120 V 200 230 V 50 60 Hz Set to 200 230V A73101983 XDS46iC Scroll Pump 100 120 V 200 230 V 50 60 Hz Set to 200 230V A73106983 ...
Page 2: ...ake any expressed or implied warranties regarding the content As far as practical we have ensured that the products have been designed and constructed to be safe and without risks when properly installed and used in accordance with their operating instructions We accept no liability for loss of profit loss of market or any other indirect or consequential loss whatsoever Product warranty and limit ...
Page 3: ... compatibility EMC directive 2011 65 EU Restriction of certain hazardous substances RoHS directive as amended by Delegated Directive EU 2015 863 Based on the relevant requirements of harmonised standards EN 1012 2 1996 A1 2009 Compressors and vacuum pumps Safety requirements Vacuum pumps EN ISO 80079 36 2016 Explosive atmospheres Part 36 Non electrical equipment for explosive atmospheres Basic met...
Page 4: ...to the Candidate List June 2018 As indicated by the applied RoHS exemption s above this substance is present in aluminium and brass components ADDITIONAL INFORMATION The products listed are also in scope for and comply with the requirements of the following 2012 19 EU Directive on waste electrical and electronic equipment WEEE Product is certified to CSA C22 2 No 61010 1 12 Safety requirements for...
Page 5: ...rations 16 4 3 Unpack and inspect 18 4 4 Locate the pump 18 4 4 1 Mechanical fixing 18 4 5 Electrical installation 19 4 5 1 Check and configure the pump 19 4 5 2 Connect the pump to the electrical supply 19 4 6 Inlet and outlet connections 19 4 7 Leak test the system 20 5 Operation 21 5 1 Use of gas ballast control if fitted 21 5 1 1 Gas ballast control 21 5 2 Start up procedure 21 5 3 To achieve ...
Page 6: ... 7 2 The pump has failed to achieve the required performance 30 7 3 The pump is noisy 30 7 4 The pump surface temperature is high 31 7 5 The pumping speed is poor or if pump down time is too long 31 8 Storage and disposal 32 8 1 Storage 32 8 2 Disposal 32 9 Service and spares 33 9 1 Introduction 33 9 2 Service 33 9 2 1 Return the equipment or components for service 33 9 3 Accessories 34 9 3 1 Elec...
Page 7: ...General view 9 Figure 2 Performance characteristics 12 Figure 3 Installation drawing dimensions in mm 17 Figure 4 Logic interface schematic 24 Figure 5 Inlet strainer assembly 27 Figure 6 Gas ballast control assembly 28 Page 5 ...
Page 8: ...ur nearest subsidiary Important safety information is highlighted as warning and caution instructions Obey these instructions WARNING If you do not obey a warning there is a risk of injury or death Different symbols are used according to the type of hazard CAUTION If you do not obey a caution there is a risk of minor injury damage to equipment related equipment or process NOTICE Information about ...
Page 9: ... possible hazard from a heavy object Warning Dangerous voltage Identifies possible hazards from dangerous voltages Warning Hot surfaces Identifies a potential hazard from a hot surface Warning Use protective equipment Use appropriate protective equipment Page 7 A73101880_F Safety and compliance ...
Page 10: ...es in respect of potential ignition sources internal to the equipment An ATEX Category has not been assigned in respect of potential ignition sources on the outside of the equipment as the equipment has not been designed for use where there is an external potentially explosive atmosphere There is no potential source of ignition within the pump during normal operation but there may be potential sou...
Page 11: ...s for information on pumping flammable gases please refer to Implication of ATEX directive on page 22 and contact us for any further assistance The body of the pump includes a fixed scroll and an orbiting scroll The orbiting scroll is controlled by the electric motor through an eccentric cam on the motor drive shaft The movement of the orbiting scroll meshed with the fixed scroll forms successive ...
Page 12: ...an will continue to run for one minute after the pump is switched off The pump incorporates a thermal protection device that will stop the motor in the event of thermal overload for example high ambient temperature The pump will restart after it has cooled down 2 4 Gas ballast control To pump high vapour loads gas ballast can be delivered into the pump to prevent condensation of the vapour carried...
Page 13: ...on Installation category II Altitude restriction Maximum 2000 m Area of use Indoor use 3 2 Performance Table 2 General characteristics Maximum pumping speed 40 m3 h Maximum permitted continuous inlet pressure 40 mbar Maximum permitted continuous exhaust pressure 1 2 bar a Maximum permitted gas ballast inlet pressure 1 5 bar a Maximum chamber volume to pump down from atmospheric pressure 100 litres...
Page 14: ...tics Gas ballast control position Ultimate total pressure mbar Gas ballast flow l min 1 0 0 05 1 0 08 3 2 10 0 12 Figure 2 Performance characteristics Note The pump is not suitable for prolonged operation at inlet pressures above 40 mbar Under such conditions the inverter may reduce the motor speed 3 3 Mechanical data Table 4 General mechanical data Overall dimensions L x W x H 476 x 333 x 396 mm ...
Page 15: ...iption Rating Coupler type Item number Cord set assembly UK Cable Style H05VV F 3 x 1 5 mm2 300 V 70 C maximum length of 2 5 metres Straight entry A50505003 Plug Type BS1363 UK plug Appliance coupler IEC60320 style C19 Right angled entry A50505006 Fuse Type BS1362 13 amp fuse to an IEC60320 style Cord set assembly Europe Cable Style H05VV F 3 x 1 5 mm2 300 V 70 C maximum length of 2 5 metres Strai...
Page 16: ...Description Rating Coupler type Item number USA Canada 200 230 V Plug Type NEMA 6 15P plug Appliance coupler IEC 60320 style C19 Page 14 A73101880_F Technical data ...
Page 17: ...nstall the pump Ensure that the installation technician is familiar with the safety procedures that relate to the products processed by the pump Wear the appropriate safety clothing when coming into contact with contaminated components Dismantle and clean contaminated components inside a fume cupboard Vent and purge the vacuum system before starting installation work Disconnect other components in...
Page 18: ...mmend the use of a foreline vacuum isolation valve to allow the pump to warm up before pumping condensible vapours or if the vacuum needs to be maintained when the pump is not running Avoid high levels of heat input into the pump from the process gases otherwise the pump may overheat and cause the thermal overload device to open If the pump is used in a high ambient temperature with high gas throu...
Page 19: ...Figure 3 Installation drawing dimensions in mm Page 17 A73101880_F Installation ...
Page 20: ...maged If the pump is not to be used immediately replace the protective covers Store the pump in suitable conditions as described in Storage on page 32 Refer to Disposal on page 32 for disposal of materials 4 4 Locate the pump WARNING Route and secure cables hoses and pipework during installation to avoid possible risk of trips CAUTION If the pump will be located inside an enclosure ensure there is...
Page 21: ...wo screws 4 5 2 Connect the pump to the electrical supply WARNING Ensure that the XDS pump electrical installation conforms to local and national safety requirements It must be connected to a suitably fused and protected electrical supply with a suitable earth ground point WARNING If using an earth leakage device for example an RCD use a 30 mA rated unit at minimum to avoid tripping during start u...
Page 22: ...ncorporate flexible bellows in the system pipelines to reduce the transmission of vibration and prevent loading of the coupling joints If using flexible bellows ensure the use of bellows that have a maximum pressure rating which is greater than the highest pressure that can be generated in the system The use of manufacturer s bellows is recommended Incorporate an inlet isolation valve in the pipel...
Page 23: ...low flow gas ballast turn the control to position I Use this setting to pump low concentrations of condensable vapours to decontaminate the pump To select high flow gas ballast turn the control to position II Use this setting to pump high concentrations of condensable vapours to clear excess vapours after processing High flow gas ballast II is not intended for long term use as tip seal wear is acc...
Page 24: ...nsable vapours in the process gases This will assist the vapours to pass through the pump without condensing and keep the pump performance from degrading 5 5 Implication of ATEX directive 5 5 1 Flammable pyrophoric materials When flammable or pyrophoric materials are present within the equipment Do not allow air to enter the equipment Ensure the system is leak tight Dilute any flammable gases or v...
Page 25: ... to operate the pump remotely using the 15 way D type connector fitted on the panel at the side of the pump The 15 way D connector is insulated to ensure that it remains protected in the event of a single fault condition The controls available are as follows Run Standby Run Runs pump at standard speed 100 Standby Pump is not running but is ready and awaiting a remote signal for operation Idle Runs...
Page 26: ...ast control if fitted or valve on the inlet Figure 4 Logic interface schematic 1 Speed control pins 3 4 and 5 Maximum current per pin 7 mA when linked to pin 1 24 V 2 Pump healthy signal Signal high normal maximum permissible current 100 mA 1 Speed control pins 3 4 and 5 Maximum current per pin 7 mA when linked to pin 1 24 V 2 Pump healthy signal Signal high normal maximum permissible current 100 ...
Page 27: ...lines when carrying out maintenance on the pump A suitably trained and supervised technician must maintain the pump Ensure that the maintenance technician is familiar with the safety procedures that relate to the products processed by the pumping system Wear the appropriate safety clothing when coming into contact with contaminated components Dismantle and clean contaminated components inside a fu...
Page 28: ...on page 27 Clean the external fan cover Annually Clean the external fan cover on page 28 Replace the tip seal and exhaust valve Annually or as required Replace the tip seals on page 28 Test the motor drive condition 15000 hours Test the motor condition on page 28 Replace the bearings 35000 hours Contact us 6 3 Inspect and clean the inlet strainer Whenever disconnecting the pump from the vacuum sys...
Page 29: ...bly on page 28 Turn the gas ballast control to the high flow position II 2 Push the control down against the compression spring item 6 as far as it will go then turn the control anti clockwise slightly to release the bayonet lugs item 5 and remove the control item 1 3 If necessary wipe the control with a clean dry lint free cloth and check that the air hole item 3 is not blocked 4 Refit the contro...
Page 30: ...er the pump can be restricted and the pump may overheat 1 Switch off the pump and disconnect it from the electrical supply 2 Use a dry cloth and a soft brush to remove dirt and deposits from the fan cover 6 6 Replace the tip seals This instruction is applicable to the replacement tip seal kit contained in minor service kit refer to Tip seal and exhaust service kit on page 35 that must be fitted 6 ...
Page 31: ...ordance with local regulations for the periodic testing of electrical equipment We recommend that the earth continuity is less than 0 1 W and the insulation resistance is greater than 2 MW Reference EN61010 1 If the pump fails these tests contact us Page 29 A73101880_F Maintenance ...
Page 32: ...apour it may be necessary to run for at least an hour on high flow gas ballast II If the electrical supply voltage is more than 10 below the lowest voltage specified on the voltage indicator the pump may operate yielding a degraded vacuum performance There is a leak in the vacuum system The pressure measurement technique or gauge head is unsuitable or gives an incorrect indication of pressure The ...
Page 33: ...ximum continuous operating pressure has been exceeded 7 5 The pumping speed is poor or if pump down time is too long The connecting pipelines are too small in diameter The connecting pipelines are too long The inlet strainer is blocked There is a leak in the system The inverter is current limiting the supply The pump is in idle mode Page 31 A73101880_F Fault finding ...
Page 34: ...quired for use When required prepare and install the pump as described in Installation on page 15 8 2 Disposal WARNING Do not incinerate fluoroelastomer or perfluoroelastomer seals tip seal material or O rings Dispose of the pump and any components removed from it safely in accordance with all local and national safety and environmental requirements Take particular care with components and waste o...
Page 35: ...nformation about service options contact the nearest service centre or our company 9 2 1 Return the equipment or components for service Before you send your equipment to us for service or for any other reason you must send us a completed Declaration of Contamination of Vacuum Equipment and Components Form HS2 The HS2 form tells us if any substances found in the equipment are hazardous which is imp...
Page 36: ... A50597001 A silencer spares kit code number A50597801 is also available 9 3 3 Gas ballast adaptor Fit the gas ballast adaptor in place of the gas ballast control on the pump The adaptor allows for connection a controlled supply of inert gas to the pump Gas ballast adaptor A50502000 9 3 4 Solenoid operated pipeline valves Fit the pipeline valve between the vacuum system and the pump inlet to provi...
Page 37: ...service kit This kit contains all the necessary components to replace the tip seals Tip seals should be replaced as a pair and only simple tools are required The kit part number is A73101801 Page 35 A73101880_F Service and spares ...
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