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BOC Edwards A343-10-940, Instruction Manual

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BOC Edwards A343-10-940 Instruction Manual Download Page 9

E1M18 and E2M18 Rotary Vacuum Pumps

INTRODUCTION

PAGE

3

Sep 06

3

Sep 06

Figure 1 – The E1M18/E2M18 pump

1.

Oil filler

2.

Outlet nozzle

3.

Gas-ballast control

4.

Gas-ballast inlet

5.

Centring-ring and ‘O’ ring (supplied)

6.

Inlet-port (adaptor flange)

7.

Cable-gland/Amphenol connector position

8.

Motor terminal box

9.

On/Off switch

10.

Baseplate

11.

Oil drain-plug (gravity drain)

12.

Oil sight-glass

13.

Pump identification label

Notes: A pump with a single-phase motor is shown in this figure.

The motor shown in this figure is not representative of the motor used on the E1/E2M18

pumps with Item Numbers A343-17-984 and A363-17-984. On these pumps, items 7

and 9 are transposed, with Item 7 being an IEC60320 16-20 Amp socket.

Summary of Contents for A343-10-940

Page 1: ...single phase Amphenol A343 16 903 E1M18 110 200 240 V 50 Hz or 115 120 200 230 V 60 Hz single phase A343 17 984 E2M18 100 200 V 50 Hz or 100 105 200 210 V 60 Hz single phase A363 15 904 E2M18 115 230...

Page 2: ...ators C22 2 No1010 1 t992 Safety Requirements for Electrical Equipment for Measurement Control andLaboratory Use Part1 General Requirements UL610104 2002 Electrical Equipment for Laboratory Use Paft1...

Page 3: ...dard single phase motors 15 3 6 3 Amphenol version single phase motors 15 3 6 4 110 200 240 V 50 Hz or 115 120 200 230 V 60 Hz single phase motors 15 3 7 Electrical installation three phase motors 19...

Page 4: ...mp surface temperature is above 100 o C 34 5 11 6 The vacuum is not maintained after the pump is switched off 35 5 11 7 The pumping speed is poor 35 5 11 8 There is an external oil leak 35 6 STORAGE A...

Page 5: ...0 200 240 V 60 Hz 18 8 Electrical supply connection three phase motors 200 220 V 50 Hz and 200 230 V 60 Hz 21 9 Electrical supply connection three phase motors 380 415 V 50 Hz and 460 V 60 Hz 21 10 Re...

Page 6: ...E1M18 and E2M18 Rotary Vacuum Pumps PAGE iv Issue K iv Jul 05 This page intentionally blank...

Page 7: ...uctions you must obey these instructions The use of WARNINGS and CAUTIONS is defined below The units used throughout this manual conform to the SI international system of units of measurement The foll...

Page 8: ...phere There is no potential source of ignition within the pump during normal operation but there may be potential sources of ignition under conditions of predictable and rare malfunction as defined in...

Page 9: ...Amphenol connector position 8 Motor terminal box 9 On Off switch 10 Baseplate 11 Oil drain plug gravity drain 12 Oil sight glass 13 Pump identification label Notes A pump with a single phase motor is...

Page 10: ...bers are air tight so this arrangement prevents air suckback unless the gas ballast valve is open For protection in this case refer to Section 1 4 You can inspect the level and condition of oil in the...

Page 11: ...erature of 20 o C Table 1 Operating and storage conditions Maximum displacement E2M28 E2M30 50 Hz electrical supply 20 5 m3 h 1 20 5 m3 h 1 60 Hz electrical supply 25 0 m3 h 1 25 0 m3 h 1 Maximum pump...

Page 12: ...13 C the start up current will be drawn for longer this may cause the motor thermal overload device to open Approximate pump mass 38 kg E1M18 41 kg E2M18 Dimensions See Figure 2 Degree of protection...

Page 13: ...tors Pump Item Number Voltage V Frequency Hz Full load current A Start current A Maximum fuse rating A A363 15 903 A343 16 903 A343 15 903 220 240 230 240 50 60 4 6 5 0 33 33 15 15 A343 15 981 A363 15...

Page 14: ...15 981 60 474 518 241 162 A363 15 981 60 520 564 241 162 A343 15 904 50 60 474 518 241 162 A363 15 904 50 60 520 564 241 162 A363 15 903 A363 17 984 50 60 550 251 183 A343 16 903 A343 15 903 A343 17...

Page 15: ...E1M18 and E2M18 Rotary Vacuum Pumps TECHNICAL DATA PAGE 9 Sep 06 9 Sep 06 Figure 2 Dimensions mm...

Page 16: ...E1M18 and E2M18 Rotary Vacuum Pumps PAGE 10 Issue L 10 Sep 06 This page intentionally blank...

Page 17: ...so that they cannot be operated accidentally Safely route any electrical supply cables so that they cannot accidentally trip people You must ensure that the E1M18 or E2M18 pump is suitable for your a...

Page 18: ...umping system to dilute dangerous gases to safe concentrations A suitable gas ballast control valve for introduction of purge gas into the pump is available as an accessory see Section 7 4 15 3 3 Unpa...

Page 19: ...ature around the pump does not exceed 40 o C There must be a minimum space of 25 mm between the pump and the enclosure walls 3 5 Fill the pump with oil Fill the pump with oil as described below Refer...

Page 20: ...in the range 7 to 10 5 mm The cable must conform in size and colour coding with your local and national electrical installation regulations The temperature rating of the cable must be 70 o C or greate...

Page 21: ...e motors When you select the mating half of the amphenol connector please ensure that it is compatible For conformance with CSA standards only CSA certified connectors are to be used the protective ea...

Page 22: ...Sep 06 Figure 3 Electrical supply connection single phase motors 220 240 V 50 Hz and 230 240 V 60 Hz Figure 4 Electrical supply connection single phase motors 100 V 50 Hz 100 105 V 60 Hz and 115 V 60...

Page 23: ...nection single phase motors 200 V 50 Hz 200 210 V 60 Hz and 230 V 60 Hz Figure 6 Electrical supply connection single phase motors with Amphenol connector 220 240 V 50 Hz and 230 240 V 60 Hz Wire colou...

Page 24: ...e motors 110 200 240 V 50 Hz and 115 120 200 240 V 60 Hz A Top view of motor B Internal view of top of motor 1 Terminal box cover 2 Electrical inlet socket 3 On Off switch 4 Position I on 5 Position O...

Page 25: ...our coding with your local and national electrical installation regulations The temperature rating of the cable must be 70 o C or greater 1 Remove the cover from the motor terminal box 2 Remove the ca...

Page 26: ...ernal diameter not less than the inlet port diameter Support the vacuum pipelines to prevent loading of the coupling joints If necessary incorporate flexible bellows in your system pipelines to reduce...

Page 27: ...m Pumps INSTALLATION PAGE 21 Sep 06 21 Sep 06 Figure 8 Electrical supply connection three phase motors 200 220 V 50 Hz and 200 230 V 60 Hz Figure 9 Electrical supply connection three phase motors 380...

Page 28: ...the 3 4 inch BSP threaded hole Remove the outlet nozzle and replace it with an NW25 flange adaptor available as an optional accessory see Section 7 4 13 and then connect to the NW25 flange 3 10 Gas b...

Page 29: ...ls and mixtures operating procedures should ensure that under all normal and reasonably predictable conditions these materials and mixtures are not within explosive limits Category 3 is considered app...

Page 30: ...the pump Note We recommend that you obtain and read the Vacuum Pump and Vacuum System Safety manual publication number P300 20 000 available from BOC Edwards or your supplier 4 2 Gas ballast control U...

Page 31: ...p oil refer to the procedures in Sections 4 4 4 5 and 4 6 respectively Otherwise open the vacuum system isolation valve 4 4 To achieve ultimate vacuum If the pump does not achieve the performance spec...

Page 32: ...he oil is cloudy or discoloured continue with the procedure at Step 2 below 2 Close the vacuum system isolation valve 3 Turn the gas ballast control fully anti clockwise 4 Operate the pump until the o...

Page 33: ...use a gas ballast control valve refer to Section 7 4 15 We recommend as described in the procedure below that you decontaminate the oil before you shut down the pump this will prevent damage to the p...

Page 34: ...E1M18 and E2M18 Rotary Vacuum Pumps PAGE 28 Issue L 28 Sep 06 This page intentionally blank...

Page 35: ...if the pump has been heated to 260 o C and above These breakdown products are very dangerous Fluorinated materials in the pump may include oils greases and seals The pump may have overheated if it was...

Page 36: ...ump This lowers the viscosity of the oil and allows the oil to be drained from the pump more easily 2 Isolate the pump from your electrical supply and disconnect it from your vacuum system 3 Remove th...

Page 37: ...the oil sight glass 12 8 Allow a few minutes for the oil to drain into the pump If necessary add more oil Refit the oil filler plug 5 5 Inspect and clean the inlet filter Refer to Figure 10 1 Unscrew...

Page 38: ...Remove the retainer circlip 3 2 Remove the protective wire mesh 2 and filter elements 1 3 Wash the wire mesh and filter in a suitable cleaning solution Allow the wire mesh and filter to dry before re...

Page 39: ...ce of the pump motor in accordance with local regulations for periodic testing of electrical equipment We recommend that The earth ground continuity is less than 0 1 Insulation resistance is greater t...

Page 40: ...motor shaft rotates in the wrong direction 5 11 4 The pump is noisy The motor fan cover is damaged The coupling and fan assembly are poorly adjusted The motor coupling is loose The motor bearings are...

Page 41: ...missing The shaft seals have deteriorated 5 11 7 The pumping speed is poor The connecting pipelines are too small in diameter The connecting pipelines are too long The inlet filter is blocked 5 11 8...

Page 42: ...E1M18 and E2M18 Rotary Vacuum Pumps PAGE 36 Issue L 36 Sep 06 This page intentionally blank...

Page 43: ...ore the pump in cool dry conditions until required for use When required prepare and install the pump as described in Section 3 If the pump has been stored for more than a year you must clean and over...

Page 44: ...E1M18 and E2M18 Rotary Vacuum Pumps PAGE 38 Issue L 38 Sep 06 This page intentionally blank...

Page 45: ...ge of options including equipment decontamination service exchange repair rebuild and testing to factory specifications Equipment which has been serviced repaired or rebuilt is returned with a full wa...

Page 46: ...he pump against chemically active gases 7 4 6 Outlet Mist Filter The Outlet Mist Filter separates and traps oil droplets in the pump outlet to prevent oil mist discharge The Mist Filter is supplied wi...

Page 47: ...ep 06 Figure 12 Accessories 1 Inlet Catchpot 2 Inlet Dust Filter 3 Inlet Desiccant Trap 4 Inlet Chemical Trap 5 Gas Ballast Valve 6 Banjo Elbow Assembly 7 Solenoid operated pipeline valve 8 Foreline T...

Page 48: ...plug to make the drainage of oil from the pump easier 7 4 11 Pump Inlet Adaptor This is an NW25 to 28 mm bore tube adaptor supplied with connection hardware Attach this adaptor to the NW25 pump inlet...

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