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Issue A

Feb 04

PAGE

12

18B4B Vapour Booster Pumps

TECHNIC

A

L

 D
A

TA

12

Figure 3 - Dimensions (mm): key

1. Inlet

2. Cooling-water inlet

3. Outlet

4. Cooling-water outlet

5. Cooling-fail thermal snap-switches

6. Clearance required to remove heaters

7. Fluid low level switch (optional)

8. Electrical box

9. Earth (ground) stud

10. Pt100 temperature probe (optional)

11. Fluid drain connection

12. Identification and rating plate

13. Hot surfaces: temperatures below this line can reach 250 

o

C

14. Fixing holes (3 off): Ø17.5 on 549 PCD

15. ISO inlet

16. EHVI inlet

17. ANSI inlet

18. ANSI outlet (8 holes Ø19.2 on 190.5 PCD)

19. ISO outlet (8 holes Ø11.2 on 200 PCD)

20. EHVI outlet (2 inch union nut and tailpiece, counter-bored 

Ø54.1-54.18 x 19.4, 20.2 deep)

21. Boiler protection thermal snap-switch

22. Fixing holes:

12 holes Ø14 on 395 PCD (ISO inlet)

12 holes Ø25.4 on 431.8 PCD (ANSI inlet)

8 holes Ø11 on 387.4 PCD (EHVI inlet)

ØA

ØB

C

ANSI

482.6

228.6

807

ISO

425

225

807

EHVI

406

178

810

Содержание 18B4B

Страница 1: ...B065 10 880 Issue A Original Instruction Manual 18B4B Vapour Booster Pumps...

Страница 2: ...This page intentionally blank...

Страница 3: ...1 Safety 15 3 2 Unpack and inspect 15 3 3 Locate the pump 16 3 3 1 General requirements 16 3 3 2 Installation on a vacuum system 16 3 3 3 Free standing installation 17 3 4 Vacuum connections 17 3 4 1...

Страница 4: ...equipment required 35 5 3 Maintenance plan 36 5 4 Check the pump fluid level 36 5 5 Inspect the pump fluid and drain if necessary 37 5 6 Clean and inspect the pump 37 5 6 1 Introduction 37 5 6 2 Dism...

Страница 5: ...n wiring diagram 22 8 Terminal block links for Delta connections 22 9 Delta connection wiring diagram 22 10 Recommended control circuit 23 11 Adjust the boiler protection thermal snap switch 31 12 Typ...

Страница 6: ...71 Level Limit Switch KA 172F 00 a6 04 03 52009621 liquiphant M FTL 51 High Pressure Sliding Sleeve KA 153F 00 a6 12 99 52004587 Note The above manufacturer s instructions will only be provided with p...

Страница 7: ...g plate Figure 3 item 12 provides specific details about the pump including pump type part number and serial number name and address of manufacturer and so on 1 2 Description The 18B4B pumps are high...

Страница 8: ...Refer to Figure 1 Pump fluid is heated in the boiler 33 to produce a vapour which passes up through the interior of the diffusion pumping stages 42 6 5 and emerges from the gaps in the jet caps 43 44...

Страница 9: ...supplied with an optional Pt100 temperature probe Figure 1 item 30 fitted to the fluid drain connection If fitted this probe will provide an indication of the temperature of the pump fluid 1 8 Operati...

Страница 10: ...enser 18 Baffle 19 Cooling coil 20 Condenser fluid return pipe 21 Dipstick 22 Heater radiation shield 23 Mounting feet 24 Clamp plate 25 Heater retaining nut 26 Heater cover 27 Heater 28 Earth ground...

Страница 11: ...Feb 04 Issue A 18B4B Vapour Booster Pumps PAGE 5 5 INTRODUCTION Figure 1 Part sectional view of the 18B4B pump...

Страница 12: ...Issue A Feb 04 18B4B Vapour Booster Pumps PAGE 6 6 This page intentionally blank...

Страница 13: ...leak tightness of the system outgassing from surfaces and the use of cold traps Maximum ambient operating temperature Typical surface temperature during operation Jet stage cone Boiler Maximum surfac...

Страница 14: ...kg 175 kg 40 kg 20 kg 8 kg 10 kg 105 kg 10o Inlet flange Outlet flange Cooling water connections EHVI ANSI12 or ISO320 see Figure 3 2 inch union ANSI14 or ISO160 see Figure 3 1 2 inch BSP female with...

Страница 15: ...ange Power supply voltage Fluid low level switch optional Power supply voltage Relay contacts maximum voltage Relay contacts maximum current 2 kW 6 kW 200 210 V 50 60 Hz three phase 220 230 V 50 60 Hz...

Страница 16: ...200 B065 21 220 B065 21 240 B065 21 380 B065 21 415 B065 21 460 B065 31 200 B065 31 220 B065 31 240 B065 31 380 B065 31 415 B065 31 460 18B4B pump with fluid low level switch 200 V 220 V 240 V 380 V 4...

Страница 17: ...B Vapour Booster Pumps PAGE 11 11 TECHNICAL DATA 1 Pumping speed l s 1 against inlet pressure mbar Pa for nitrogen 2 Throughput mbar l s 1 against inlet pressure mbar Pa for nitrogen Figure 2 Typical...

Страница 18: ...12 Identification and rating plate 13 Hot surfaces temperatures below this line can reach 250 o C 14 Fixing holes 3 off 17 5 on 549 PCD 15 ISO inlet 16 EHVI inlet 17 ANSI inlet 18 ANSI outlet 8 holes...

Страница 19: ...Feb 04 Issue A 18B4B Vapour Booster Pumps PAGE 13 13 TECHNICAL DATA Figure 3 Dimensions mm...

Страница 20: ...Issue A Feb 04 18B4B Vapour Booster Pumps PAGE 14 14 This page intentionally blank...

Страница 21: ...l supply so that they cannot be operated accidentally Vent and purge the vacuum system with nitrogen for 15 minutes before you start installation work 3 2 Unpack and inspect 1 Remove all packing mater...

Страница 22: ...outlet flanges Locate the pump at a practical distance from suitable electrical and cooling water supplies and so that you can easily access the dipstick and other components Ensure that you leave suf...

Страница 23: ...mounting feet to secure the pump in position 3 4 Vacuum connections 3 4 1 System design Consider the following points when you design your system On all applications you must fit a pressure interlock...

Страница 24: ...7 4 A baffle valve minimises the back streaming of pump fluid into your vacuum system This back streaming is unacceptable in some applications 3 4 3 Connect the pump outlet Refer to Figure 1 Connect t...

Страница 25: ...pipelines to the cooling water inlet 4 and outlet 15 on the pump Alternatively if required you can use the 1 2 inch NPT adaptors supplied F is the minimum required cooling water flow in l h 1 Ph is t...

Страница 26: ...al current circuit breaker the RCCB will operate to disconnect the electrical supply if the insulation resistance of the heaters is too small For additional electrical safety Incorporate suitable fuse...

Страница 27: ...Feb 04 Issue A 18B4B Vapour Booster Pumps PAGE 21 21 INSTALLATION Figure 4 Heater wiring connections Figure 5 Terminal block A Top edge...

Страница 28: ...B4B Vapour Booster Pumps INSTALLATION 22 Figure 6 Terminal block links for Star connections Figure 7 Star connection wiring diagram Figure 8 Terminal block links for Delta connections Figure 9 Delta c...

Страница 29: ...LLATION 1 Connection to heaters 2 Overcurrent trip 3 Contactor 4 Off load isolator 5 Fuses 6 Electrical supply 7 Control electrical supply 8 Off switch 9 Contactor coil 10 On switch 11 Connection to t...

Страница 30: ...hes must be connected to a suitable earth ground point WARNING You must connect the thermal snap switches to your pump control circuit so that the electrical supply to the pump is switched off if eith...

Страница 31: ...areas and equipment WARNING Ensure that you comply with the safety recommendations given below when you handle or use pump fluid Use suitable absorbent materials to mop up small spills and dispose of...

Страница 32: ...e fluid through a funnel and into the pump through the dipstick port to fill the pump with fluid 5 Check the level with the dipstick Add more fluid or drain fluid from the pump refer to Section 5 5 as...

Страница 33: ...gestion and skin contact Minor first aid may be required Polyphenyl ether 5 Ring Santovac 5 590 480 in helium Phenol benzene and phenolic materials Phenolic materials are poisonous and caustic by inge...

Страница 34: ...mp fluid in the boiler and so that there is continuity across the probe outputs WARNING Do not use this procedure to adjust the fluid low level switch when the pump is hot or under vacuum If you do ho...

Страница 35: ...tance of the heaters may be too low Use the following procedure to measure the insulation resistance of the heaters before you switch the pump on If you have an RCCB in your electrical supply circuit...

Страница 36: ...e Section 4 2 If you do there is a risk of injury or death by electric shock as a result of the earth ground leakage current 4 4 Rough pumping If you have a large vacuum system and rough pumping takes...

Страница 37: ...of the screw in the direction of the arrow 4 is equivalent to an increase in the operating temperature of approximately 40 oC 4 When you have set the snap switch tighten the locking screw 3 5 Restart...

Страница 38: ...ated and so prevents the absorption of air by the pump fluid When you subsequently start up evacuate the system through the roughing pipeline to a pressure of 1 or 2 mbar 1 x 102 or 2 x 102 Pa or lowe...

Страница 39: ...N Figure 12 Typical pumping system 1 Backing gauge head 2 Pump air admittance valve 3 Roughing valve 4 High vacuum baffle valve 5 High vacuum gauge head 6 Work chamber 7 18B4B pump 8 Moisture trap 9 B...

Страница 40: ...Issue A Feb 04 18B4B Vapour Booster Pumps PAGE 34 34 This page intentionally blank...

Страница 41: ...ions given below and take note of appropriate precautions If you do not you can cause injury to people and damage to equipment Do not touch or inhale the thermal breakdown products of fluorinated mate...

Страница 42: ...fluid level The fluid level should be visible on the dipstick between the two minimum and maximum level marks 3 If the fluid level is low add more fluid as detailed in Section 3 11 4 Allow the fluid...

Страница 43: ...adly discoloured or coated with charred fluid the pump fluid has deteriorated and must be changed clean the pump as described in Section 5 6 If the fluid is in a satisfactory condition refill the pump...

Страница 44: ...ooling couplings 36 40 that link the top cone and the side cone cooling coils to the cooling coils on the T piece 10 Undo the four M8 fixing bolts which secure the guard ring 2 and remove the guard ri...

Страница 45: ...in Step 1 above 5 6 5 Clean the boiler and fluid return pipes Refer to Figure 1 and use the following procedure 1 Undo and remove the four screws which secure the cleaning port access lid 11 to the b...

Страница 46: ...etaining nuts 6 Reconnect the condenser fluid return pipe 20 and O ring to the condenser 17 then fully tighten the retaining nuts on the side cone assembly 14 7 Refit the baffle assembly 18 in the bac...

Страница 47: ...ly and return pipelines to the cooling water inlet 4 and outlet 15 5 Fill the pump with fluid refer to Section 3 11 WARNING Use suitable lifting equipment to move the pump If you do not you can injure...

Страница 48: ...tify and remove the defective heater 1 Refer to Figure 13 Place a suitable support under the heaters and terminal box assembly the support must be capable of holding the mass of the assembly see Secti...

Страница 49: ...d 6 Heater backing plate 7 Heater sleeve 8 Heater mounting stud 9 Heater 10 Heater clamp and spacer assembly 11 Perforated plate 12 Heater washer 13 Nut and washer 14 Half nut and washer A Side view B...

Страница 50: ...the other two heaters to ensure that they have not been disturbed or damaged 5 8 4 Reassemble the pump 1 Refer to Figure 13 Refit the terminal block cover 4 ensure that you do not damage the threads i...

Страница 51: ...uts 13 is tight If necessary tighten the nut to a torque of 44 N m 5 10 Clean the cooling coil You must clean the cooling coil at least once a year and more regularly if the water supply has a high ca...

Страница 52: ...mp fluid is contaminated Your vacuum system is contaminated A heater has failed The guard ring is incorrectly fitted adjusted The pump has been filled with new pump fluid The cooling water temperature...

Страница 53: ...ctly The cooling water temperature is too high Backstreaming is excessive The cooling water temperature is too high The cooling water flow is restricted Pump fluid loss is excessive The guard ring is...

Страница 54: ...Issue A Feb 04 18B4B Vapour Booster Pumps PAGE 48 48 This page intentionally blank...

Страница 55: ...er inlet 4 and outlet 15 connectors 7 Store the pump in cool dry conditions until it is required for use When required prepare and install the pump as described in Section 3 6 2 Disposal Dispose of th...

Страница 56: ...Issue A Feb 04 18B4B Vapour Booster Pumps PAGE 50 50 This page intentionally blank...

Страница 57: ...rs a wide range of options including equipment decontamination service exchange repair rebuild and testing to factory specifications Equipment which has been serviced repaired or rebuilt is returned w...

Страница 58: ...480 V 200 V Delta 220 V Delta 240 V Delta 220 V Star 240 V Star 277 V Star H017 08 012 H017 08 006 H017 08 005 H017 08 006 H017 08 005 H017 08 014 H017 08 015 H017 08 009 H017 08 008 H017 08 009 H017...

Страница 59: ...hazardous materials Note Some contaminated equipment may not be suitable for airfreight PROCEDURE 1 Contact BOC Edwards and obtain a Return Authorisation Number for your equipment 2 Complete the Retur...

Страница 60: ...roof of decontamination YOU MUST CONTACT BOC EDWARDS FOR ADVICE BEFORE YOU RETURN SUCH EQUIPMENT Print your name _________________________________Print your job title _________________________ Print y...

Страница 61: ...This page intentionally blank...

Страница 62: ...C EDWARDS Ammerthalstra e 36 85551 Kirchheim Munich Tel 49 89 99 19 18 0 Fax 49 89 99 19 18 99 HONG KONG S A R BOC EDWARDS ASIA 12 Chun Yat Street Tseung Kwan O Industrial Estate Tseung Kwan O Kowloon...

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