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Edwards A730-01-983, Instruction Manual, Page: 1 / 40

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Scroll Pumps

XDS35i, XDS35iC, XDS35iE and

XDS35iCE

INSTRUCTION MANUAL

A73001880_N

Original instructions

edwardsvacuum.com

DESCRIPTION

ITEM NUMBER

XDS35i Scroll Pump (set to high volts)

A730YY983

XDS35i Scroll Pump (set to low volts)

A730YY986

XDS35i Scroll Pump

A73001983

XDS35iC Scroll Pump Chemical

A73006938

XDS35i Scroll Pump (No Gas Ballast)

A73005983

XDS35iE Scroll Pump Enhanced

A73003983

XDS35iCE Scroll Pump Enhanced Chemical

A73008983

XDS35iE Scroll Pump Enhanced (No Gas Ballast)

A73007983

Summary of Contents for A730-01-983

Page 1: ...XDS35i Scroll Pump set to high volts A730YY983 XDS35i Scroll Pump set to low volts A730YY986 XDS35i Scroll Pump A73001983 XDS35iC Scroll Pump Chemical A73006938 XDS35i Scroll Pump No Gas Ballast A73005983 XDS35iE Scroll Pump Enhanced A73003983 XDS35iCE Scroll Pump Enhanced Chemical A73008983 XDS35iE Scroll Pump Enhanced No Gas Ballast A73007983 ...

Page 2: ...rs that may appear in this manual nor do we make 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 consequentia...

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: ...tion 17 4 1 Safety 17 4 2 System design considerations 18 4 3 Unpack and inspect 20 4 4 Locate the pump 20 4 4 1 Mechanical fixing 20 4 5 Electrical installation 21 4 5 1 Check and configure the pump 21 4 5 2 Connect the pump to the electrical supply 21 4 6 Inlet and outlet connections 21 4 7 Leak test the system 22 5 Operation 23 5 1 Use of gas ballast control if fitted 23 5 1 1 Gas ballast contr...

Page 6: ...ailed to achieve the required performance 32 7 3 The pump is noisy 32 7 4 The pump surface temperature is high 33 7 5 The pumping speed is poor or if pump down time is too long 33 8 Storage and disposal 34 8 1 Storage 34 8 2 Disposal 34 9 Service and spares 35 9 1 Introduction 35 9 2 Accessories 35 9 2 1 Electrical cables 35 9 2 2 Silencer 35 9 2 3 Gas ballast adaptor 35 9 2 4 Solenoid operated pi...

Page 7: ...ics of XDS35i 14 Figure 3 Performance characteristics of XDS35iE 14 Figure 4 Installation drawing dimensions in mm 19 Figure 5 Logic interface schematic 26 Figure 6 Inlet strainer assembly 29 Figure 7 Gas ballast control assembly 30 11 2020 Edwards Limited Page 5 A73001880_N ...

Page 8: ...t safety operation or maintenance of the device please contact our 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 ...

Page 9: ...ction must be followed or caution to a po tential hazard exists Warning Heavy object Identifies a 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 for the task 11 2020 Edwards Limited Page 7 A730...

Page 10: ... 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 sources of ignition under conditions of foreseeable and rare m...

Page 11: ...ed for some pumping applications involving corrosive substances and particulates for information on pumping flammable gases please refer to Implication of ATEX directive on page 24 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...

Page 12: ...ll at higher pressure The elimination of over compression at high operational pressure reduces power consumption and diminishes bearing loads extending bearing life Consequently the enhanced versions are capable of operation without limitations to both the size of vacuum chamber or the frequency of pump down on cyclic duties Note The pump modifications within the enhanced version have a small adve...

Page 13: ...of the pump which are exposed to the pumped gases are free from copper zinc and cadmium Other materials of construction include fluorocarbon elastomer nitrile chemically resistant polymers nickel stainless steel and a PTFE composite material 11 2020 Edwards Limited Page 11 A73001880_N A73001880_N Introduction ...

Page 14: ...pproved maximum 2000 m 3000 m for E variant self certified Area of use Indoor use 3 2 Performance Table 2 General characteristics Maximum pumping speed 35 m3 h Maximum permitted continuous inlet pressure 40 mbar 1000 mbar for E variant Maximum permitted continuous exhaust pres sure 0 2 bar g Maximum permitted gas ballast inlet pressure 0 5 bar g Maximum chamber volume to pump down from atmospheric...

Page 15: ...n O2 The pump can be used to pump water vapour Caution must be taken to ensure that vapour does not condense inside the pump Refer to Gas ballast control on page 23 on how to prevent condensation of water vapour in the pump If pumping a vapour or gas not in the list above contact us for advice 3 2 2 Performance characteristics The position of the gas ballast control defines the performance charact...

Page 16: ...of the enhanced version at high inlet pressure can be lowered by a further 100 W more with the installation of a second exhaust silencer by an NW25 T piece Table 4 Typical pump down times of XDS35iE Chamber size m3 Pump down time minutes 1 14 5 3 43 3 10 144 3 30 432 7 The XDS35iE is suitable for regular rapid pumping of small chambers or for evacuation of large volumes with no maximum chamber lim...

Page 17: ...age Rating UK 230 V 13 A Europe 230 V 16 A US 120 V 15 A Japan 100 V 15 A 3 4 1 Electrical cables Recommended cordsets and fuses for regional requirements Table 8 Recommended cordsets Description Rating Coupler type Item number Cord set assem bly 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 s...

Page 18: ...contact Appliance coupler IEC60320 style C19 Right angled entry A50506006 Cord set assem bly USA Canada 200 230 V Cable style SJT 3 x 14 AWG 300 V 90 C VW 1 maximum length of 3 metres N A Plug Type NEMA 6 15P plug Appliance coupler IEC 60320 style C19 11 2020 Edwards Limited Page 16 A73001880_N A73001880_N Technical data ...

Page 19: ...sure 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 the pump from the...

Page 20: ... 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 throughput the pump bod...

Page 21: ...Figure 4 Installation drawing dimensions in mm 11 2020 Edwards Limited Page 19 A73001880_N A73001880_N Installation ...

Page 22: ... to be used immediately replace the protective covers Store the pump in suitable conditions as described in Storage on page 34 Refer to Disposal on page 34 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 adequate ventilation at...

Page 23: ... 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 up WARNING The pump will...

Page 24: ...e 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 pipeline between the va...

Page 25: ...rn 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 accelerated For continuous...

Page 26: ...able 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 vap...

Page 27: ...or the supplier 5 6 Remote operation using 15 way D connector It is possible 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 n...

Page 28: ... the inlet Figure 5 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 mA Table 9 Pin status on the logi...

Page 29: ...g 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 fume cupboard Do not...

Page 30: ...he external fan cover Annually Clean the external fan cover on page 30 Replace the tip seal and ex haust valve Annually or as required Replace the tip seals on page 30 Test the motor drive condi tion 15000 hours Test the motor condition on page 30 Replace the bearings 35000 hours Contact us 6 3 Inspect and clean the inlet strainer Whenever disconnecting the pump from the vacuum system Remove any d...

Page 31: ...allast 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 control into the gas ballast inlet ...

Page 32: ...ump 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 Service kits on page 37 that must be fitted 6 7 Test the motor condition C...

Page 33: ... 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 11 2020 Edwards Limited Page 31 A73001880_N A73001880_N Maintenance ...

Page 34: ...cessary 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 vacuum fittings ar...

Page 35: ...perating 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 11 2020 Edwards Limited Page 33 A73001880_N A73001880_N Fault finding ...

Page 36: ...hen required prepare and install the pump as described in Installation on page 17 8 2 Disposal WARNING Do not incinerate fluoroelastomer or perfluoroelastomer seals tip seal material or O rings Dispose 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 oil which have been ...

Page 37: ...ed to connect the pump to the electrical supply See Electrical data on page 15 for details 9 2 2 Silencer A silencer is available for the pump The code number for the silencer is A50597001 A silencer spares kit code number A50597801 is also available The power consumption during large chamber pump down can be reduced by up to 100 W at high inlet pressures by installation of a second silencer by an...

Page 38: ...Equipment and Components Form HS2 The HS2 form tells us if any substances found in the equipment are hazardous which is important for the safety of our employees and all other people involved in the service of your equipment The hazard information also lets us select the correct procedures to service your equipment We provide instructions for completing the form in the Declaration of Contamination...

Page 39: ...under part number A73001814 9 4 2 Bypass valve kit The kit part number A73003804 contains 3 sets of valve pad spring and O ring for replacement the by pass valves This kit is suitable for XDS35iE Same kit is available for chemical resistance version of pumps XDS35iC and XDS35iCE under part number A73008804 9 4 3 Gas ballast kit The kit part number A73001803 contains all the necessary components fo...

Page 40: ...edwardsvacuum com ...

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