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Page 2: ...Electrftal EqWpmcnt for PQtl ntiall Explosive Atmospheres Safety ReqiJiremenu for Bectrlcal Equipment ror Mt lStlrement Ccl l ro1 11nd Laboratory use Part 1 Genenl Re qulrtmenu UL61010 1 2 edition Safety Requlrem enu fer Elewieo J Equipment for Measurement C ntrol hnd l aborato y use Pan1 Gener l Re quirements following the provls on of Low VoltageOln tt Ne 2006 95 EC 200411OSIEC 94 9 EC EJC ctrom...
Page 3: ...d inspect 12 3 4 Locate the pump 12 3 4 1 Mechanical fixing 12 3 5 Electrical installation 12 3 5 1 Check and configure the pump 12 3 5 2 Connect the pump to your electrical supply 13 3 6 Inlet and outlet connections 13 3 7 Leak test the system 14 4 Operation 15 4 1 Use of gas ballast control 15 4 1 1 Gas ballast control 15 4 2 Start up procedure 15 4 3 To achieve ultimate vacuum 16 4 4 To pump co...
Page 4: ... 8 5 The pumping speed is poor or if pump down time is too long 23 6 Storage and Disposal 25 6 1 Storage 25 6 2 Disposal 25 7 Service Spares and Accessories 27 7 1 Introduction 27 7 2 Service 27 7 3 Accessories 27 7 3 1 Electrical cables 27 7 3 2 Silencer 27 7 3 3 Gas ballast adaptor 27 7 3 4 Solenoid operated pipeline valves 28 7 3 5 Tip seal and exhaust valve service kit 28 Index 29 Illustration...
Page 5: ... 5 2 General characteristics 5 3 Performance characteristics 5 4 General mechanical data 6 5 Vibration data 6 6 Electrical data 7 7 Recommended fuses 13 8 Pin status on the logic interface connector 18 9 Maintenance plan 20 10 Electrical cables 27 11 Solenoid operated pipeline valves 28 Associated publications Publication title Publication number Vacuum Pump and Vacuum System Safety P300 20 000 ...
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Page 7: ...d CAUTION instructions you must obey these instructions The use of WARNINGS and CAUTIONS is defined below CAUTION Cautions are given where failure to observe the instruction could result in damage to the equipment associated equipment and process The units used throughout this manual conform to the SI international system of units of measurement Pressures are stated as absolute pressures throughou...
Page 8: ...s 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 malfunction as defined in the Directive Accordingly although the pump is designed to pump flammable materials and mixtures operating procedures...
Page 9: ...he 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 crescent shaped volumes in the pump Gas that enters the pump through the inlet is compressed by the movement of the orbiting scroll and swept towards the centre of the fixed scroll The compressed gas enters the ex...
Page 10: ...tes a thermal protection device that will stop the motor in the event of thermal overload e g high ambient temperature The pump will restart after it has cooled down The pump is mounted on rubber feet 6 The pump is fitted with an hours counter 11 which indicates the total time that the pump has run 1 4 Gas ballast control To pump high vapour loads gas ballast can be delivered into the pump to prev...
Page 11: ...tion 10 C to 40 C Maximum surface temperature of pump body Depending on ambient temperature 40 C to 70 C Maximum humidity operation 90 RH Ambient temperature range storage 30 C to 70 C Table 2 General characteristics General XDS35i Suckback protection no solenoid valve on inlet By exhaust valve Maximum initial pressure rise with no gas ballast flow mbar l 5 Maximum displacement m3 hr 44 Maximum pu...
Page 12: ...hanical data Parameter Units XDS35i Overall dimensions L x W x H mm 476 x 333 x 396 Maximum tilt angle degree 10 Nominal rotational speed rpm 1750 Mass kg 48 Inlet connection NW40 Outlet connection NW25 Degree of protection IEC60529 IP44 Table 5 Vibration data Parameter XDS35i Sound pressure measured at ultimate vacuum 1 metre from the end of the pump to ISO 11201 57 dB A Vibration measured at the...
Page 13: ...nmental conditions 2 4 Electrical data CSA approval environmental conditions Pollution Pollution degree 2 Installation Installation category II Altitude restriction Max 2000 m Area of use Indoor use Table 6 Electrical data Pump Supply V Phase Frequency Hz Power W at ultimate vacuum Current A XDS35i 200 230 Single 50 60 520 Refer to Figure 2 5 100 120 Single 50 60 520 8 5 ...
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Page 15: ... used to lift the XDS35i z Wear the appropriate safety clothing when you come into contact with contaminated components Dismantle and clean contaminated components inside a fume cupboard z Vent and purge your vacuum system before you start installation work z Ensure that the installation technician is familiar with the safety procedures that relate to the products handled by the pumping system z D...
Page 16: ...tched off 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 you use the pump in a high ambient temperature and have a high gas throughput the temperature of the pump body may approach 70 ºC and you must fit suitable guards to prevent contact with hot surfaces Make sure that the exhaust pipeline cann...
Page 17: ...imited 2007 All rights reserved Page 11 Edwards and the Edwards logo are trademarks of Edwards Limited Installation A730 01 880 Issue E Figure 3 Installation drawing fiicWARDS N N 212 0 18 353 476 130 130 180 333 ...
Page 18: ...ound the pump does not exceed 40 ºC There must be a minimum space of 25 mm between the pump and the enclosure walls 3 4 1 Mechanical fixing Note If you wish to secure the pump you may do so using the four holes located on each corner of the pump base we recommend you use M8 bolts 3 5 Electrical installation 3 5 1 Check and configure the pump CAUTION Before changing the voltage unplug the power sup...
Page 19: ...et port Use appropriate NW40 vacuum fittings for connection to your system Take note of the following information when you connect the pump to your vacuum system z To minimise noise and exhaust emissions it is recommended that the pump is connected to an exhaust line or a silencer refer to Section 7 3 2 z For optimum pumping speeds ensure that the pipeline connected to the pump inlet is as short a...
Page 20: ... the pipeline from the vacuum system to the pump so that you can isolate the vacuum system from the pump when it is switched off and prevent the suckback of process gases and debris into the vacuum system z Ensure that the sealing surfaces are clean and scratch free We recommend that you use an exhaust extraction system suitable for use with all of the process gases you will pump Ensure that the e...
Page 21: ...ve ultimate vacuum z to pump dry gases To select low flow gas ballast turn the control to position I Use this setting z to pump low concentrations of condensable vapours z to decontaminate the pump To select high flow gas ballast turn the control to position II Use this setting z to pump high concentrations of condensable vapours z to clear excess vapours after processing 4 2 Start up procedure CA...
Page 22: ...e 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 malfunction as defined in the Directive Accordingly although the pump is designed to pump flammable mater...
Page 23: ... 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 Refer to Figure 1 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 z On Off z Boost Run pump at 116 z Idle Run pump at 67 z Run Runs pump at standard ...
Page 24: ...ke sure all the unused pins are not connected Table 8 Pin status on the logic interface connector Mode Speed percentage Pumping speed m3 h 1 Pin 1 Pin 3 Pin 4 Pin 5 Normal 100 35 24 V Link open open Boost 116 41 24 V Link Link Link Idle 67 23 24 V Link Link open 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 pe...
Page 25: ... the pump has been heated to 260 ºC and above Fluorinated materials are safe in normal use but can decompose into very dangerous substances which may include hydrofluoric acid if they are heated to 260 ºC and above The pump may have overheated if it was misused or if it was in a fire Health and Safety Data sheets for fluorinated materials used in the pump are available on request contact your supp...
Page 26: ...at Step 5 If they are not clean continue at Step 2 2 Remove the O ring 2 from the centring ring and strainer assembly 1 Do not allow the O ring to come into contact with the cleaning solution 3 Wash the centring ring and strainer assembly in a suitable cleaning solution and allow it to dry 4 If necessary wipe the O ring with a clean dry lint free cloth 5 Refit the centring ring and strainer assemb...
Page 27: ...slightly to release the bayonet lugs 5 and remove the control 1 3 If necessary wipe the control with a clean dry lint free cloth and check that the air hole 3 is not blocked If necessary clean the foam with warm soapy water and allow to air dry 4 Refit the control into the gas ballast inlet and ensure that the compression spring locates correctly between the bayonet lugs 5 Push the control down as...
Page 28: ...1 If the pump fails these tests you must contact Edwards 5 8 Fault finding 5 8 1 The pump has failed to start or has stopped z The electrical supply fuse has blown z The electrical supply voltage does not match that for which the inverter input has been configured z The inverter drive has not reset after an over temperature event Disconnect the mains supply and wait for at least one minute and att...
Page 29: ... inverter is current limiting the supply z The pump is in idle mode 5 8 3 The pump is noisy z The pump is contaminated with solid particles z The bearings are worn z Following tip seal replacement the pump has not been vented and a build up of eroded tip seal dust is reducing running clearances Refer to Section 5 6 for further information 5 8 4 The pump surface temperature is high z The ambient te...
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Page 31: ...he inlet and outlet ports 4 Store the pump in cool dry conditions until required for use When required prepare and install the pump as described in Section 3 6 2 Disposal Dispose of the pump and any components from it safely in accordance with all local and national safety and environmental requirements If this pump is to be returned to Edwards Vacuum Technology for disposal investigation Particul...
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Page 33: ... factory specifications Equipment which has been serviced repaired or rebuilt is returned with a full warranty Your local Service Centre can also provide Edwards engineers to support on site maintenance service or repair of your equipment For more information about service options contact your nearest Service Centre or other Edwards company 7 3 Accessories 7 3 1 Electrical cables Refer to Table 10...
Page 34: ...ccessories and are recommended Refer to Table 11 7 3 5 Tip seal and exhaust valve service kit This kit contains all the necessary components to replace the tip seal and exhaust valve Tip seals should be replaced as a pair and only simple tools are required The kit part number is A730 01 801 Table 11 Solenoid operated pipeline valves Product description Ordering information PV40EK Valve 220 240 V 5...
Page 35: ...on of ATEX directive 16 Inlet and outlet connections 13 Inspect and clean the gas ballast control 21 Inspect and clean the inlet strainer 20 Installation 9 Introduction 1 L Leak test the system 14 Locate the pump 12 M Maintenance 19 Maintenance plan 19 Mechanical data 6 O Operating and storage conditions 5 Operation 15 P Performance characteristics 5 R Remote operation using 15 way D connector 17 ...
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Page 37: ... contaminated equipment may not be suitable for airfreight PROCEDURE 1 Contact Edwards and obtain a Return Authorisation Number for your equipment 2 Complete the Return of Edwards Equipment Declaration HS2 3 If the equipment is contaminated you must contact your transporter to ensure that you properly classify the hazard mark manifest and ship the equipment in accordance with applicable laws gover...
Page 38: ...TACT EDWARDS FOR ADVICE BEFORE YOU RETURN SUCH EQUIPMENT Print your name _________________________________ Print your job title ____________________________________ Print your organisation ____________________________________________________________________________________ Print your address _____________________________________________________________________________________ _____________________...
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Page 40: ... 38 203 Surya Kiran Building 19 Kasturba Gandhi Marg New Delhi 110 001 India Tel 91 11 4151 0065 Fax 91 11 4151 0245 5 Habarzel Boulevard Gat 2000 Industrial Zone Qiryat Gat 82000 Tel 972 8 681 0633 Fax 972 8 681 0640 23 Fu Te Road N Wai Gao Qiao Free Trade Zone Pudong Shanghai 200131 China Tel 86 21 5866 9618 Fax 86 21 5866 9993 1078 1 Yoshihashi Yachiyo shi Chiba Japan 276 8523 Tel 81 47 458 883...
