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Description

  21

GA03108_002_C1 - 04/2018 - © Leybold

Maximum permissible differential pressures for the RUVAC WS in mbar

WS 251 & WS 501

Operation at

50 Hz

60 Hz

80 Hz

100 Hz

Pump ratio

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

Continuous operation

80

63

53

57

46

38

34

28

23

28

23

19

Duty cycle 50% 

103

93

79

81

67

57

50

40

34

43

34

28

Duty cycle 25% 

103

103

103

84

84

84

58

58

53

47

47

43

Pumpdown from atmosphere 

(< 2 min)

103

103

103

84

84

84

58

58

58

47

47

47

WS 1001

Operation at

50 Hz

60 Hz

80 Hz

100 Hz

Pump ratio

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

Continuous operation

80

62

50

44

34

27

17

13

11

7

5

4

Duty cycle 50% 

94

92

75

63

48

40

25

20

16

10

8

6

Duty cycle 25% 

94

94

94

78

74

62

37

30

25

16

13

11

Pumpdown from atmosphere 

(< 2 min)

94

94

94

78

78

78

48

48

48

32

32

32

WS 2001

Operation at

50 Hz

60 Hz

80 Hz

100 Hz

Pump ratio

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

1:1 - 

1:4

1:5 - 

1:7

1:8 - 

1:15

Continuous operation

50

37

30

34

26

21

16

12

10

4

3

2

Duty cycle 50% 

75

56

45

50

39

32

20

15

13

5

4

4

Duty cycle 25% 

80

80

69

67

60

48

28

22

18

6

5

4

Pumpdown from atmosphere 

(< 2 min)

80

80

80

67

67

67

50

50

50

40

40

40

Содержание 11375

Страница 1: ...V 167173V 167175V 167187V 167190V 7850009 7850010 20003123 7850011V 11375 11722 11723 11727 11728 11732 11733 11737 11738 11742 11743 11747 11752 11753 11757 11833 11843 11853 12860 15047 15095 15096...

Страница 2: ...nce Line 14 1 1 4 Lubricants 15 1 2 Standard Specification 15 1 3 Technical Data 17 1 3 1 Voltage ranges for the canned motors 18 1 3 2 Limitations of use for frequency converter operation 19 1 3 3 Ma...

Страница 3: ...Maintenance 40 5 1 Safety Information 40 5 2 Exchanging the Lubricant 41 5 3 Cleaning the Fan Cowl and the Cooling Fins 42 5 4 Cleaning the Intake Screen 43 5 5 Cleaning the Pumping Chamber 43 5 6 Cle...

Страница 4: ...state and national agencies regarding specific requirements and regulations Address any further safety operation and or maintenance questions to our nearest office DANGER indicates an imminently hazar...

Страница 5: ...s recommended to always only operate the RUVAC with a suitable discharge line which is properly connected 8 If discharged gases must be collected or contained do not allow the discharge line to become...

Страница 6: ...l inspection on the seals 5 Install add on parts pressure switches for example without any ten sions and protect these against damage by impacts for example 6 Lay the connecting lines so that they can...

Страница 7: ...ol down first and shut off the supply line 5 Before any servicing and maintenance work always let the pump cool down first 6 Note the warning information on the housing surface If these warning notice...

Страница 8: ...ntamination Introduce corresponding safety precautions 8 The intake and the discharge lines should be checked regularly for leaks There exists the danger of escaping gas 9 The cooling water used must...

Страница 9: ...3 3 Before commissioning the RUVAC make sure that the media which are to be pumped are compatible with each other so as to avoid haz ardous situations All relevant safety standards and regulations mu...

Страница 10: ...on both the intake and the discharge sides 5 Do not use the RUVAC pumps in combination with backing pumps that have an ultimate pressure above 10 mbar This prevents exces sively high temperatures of t...

Страница 11: ...reater than atmospheric concentrations of oxygen or very aggressive or hazardous gases 1 1 1 Principle of Operation Roots pumps also known as Roots blowers contain in their pump casing 1 1 3 two symme...

Страница 12: ...r complete revolution of each of the two impellers Due to the non contacting rotation in the pumping chamber Roots pumps can be operated at high speeds standard n 3 000 rpm at a mains frequency of 50...

Страница 13: ...e pumping chamber by the impeller seals 1 3 3 During operation of the pump the side chambers are evacuated via the impeller seals The side chambers are linked to each other by two passages 1 3 12 Thes...

Страница 14: ...p In the case of 50 60 Hz operation and due to the pressure balance line no additional controlling equipment will be needed to protect the pump against pressure differences which are too high The RUVA...

Страница 15: ...RUVAC is operated at a pressure difference of Dp 10 mbar or at 60 Hz then LVO 210 should be used In case of operation with PFPE we recommend our LVO 400 PFPE pumps are marked by an additional red lab...

Страница 16: ...3 ISO K 752 486 450 14 237 155 WS WSU 501H mm 65 63 ISO K 752 486 450 14 237 155 WS WSU 1001 mm 100 100 ISO K 885 560 520 16 5 298 180 WS WSU 1001H mm 100 100 ISO K 885 560 520 16 5 298 180 WS WSU 200...

Страница 17: ...2 Filling 1 Filling7 2 Filling n PFPE vertical flow l 0 6 0 55 0 85 0 75 1 85 1 65 3 0 2 7 horizontal flow l 0 5 0 45 0 75 0 7 1 1 1 0 2 1 1 9 n other types of oil vertical flow l 0 65 0 6 0 9 0 8 2...

Страница 18: ...using a fre quency converter In the case of deviating voltages you must use a trans former NOTICE 1 3 1 Voltage ranges for the canned motors Nominal power Nominal current at Nominal power Nominal cur...

Страница 19: ...pecified current limits should not be exceeded even for a short time by ensuring suitable set tings in the frequency converter Regardless of these current limits the maxi mum pressure differentials li...

Страница 20: ...ntake tempe rature the ambient temperature and the gas type The given values are valid for air with a maximum intake temperature of 40 C and a maximum ambient temperature of 40 C With the evacuation o...

Страница 21: ...50 Hz 60 Hz 80 Hz 100 Hz Pump ratio 1 1 1 4 1 5 1 7 1 8 1 15 1 1 1 4 1 5 1 7 1 8 1 15 1 1 1 4 1 5 1 7 1 8 1 15 1 1 1 4 1 5 1 7 1 8 1 15 Continuous operation 80 62 50 44 34 27 17 13 11 7 5 4 Duty cycl...

Страница 22: ...SU 501 LVO 100 11733 WSU 501 H LVO 100 11833 ACE shock absorber WSU 501 H PFPE 11375 ACE shock absorber WSU 501 PFPE 11738 RUVAC WS WSU 1001 WS 1001 LVO 100 11742 WS 1001 PFPE 11747 WS 1001 PFPE 15511...

Страница 23: ...operation possible water cooled motor special intake screen WSU 2001 LVO 100 11753 WSU 2001 PFPE 7850009 WSU 2001 PFPE 20003123 WSU 2001 LVO 210 15096 100 Hz operation possible WSU 2001 H LVO 210 1670...

Страница 24: ...1001 500 001 383 RT 5 2001 500 001 384 Oil pressure switches for WS PFPE models only 194 82 Oil drain facility M 16 x 1 5 with right angled drain coupling 200 14 271 Pressure switch PS 115 stainless...

Страница 25: ...the weight of the pump If bolted to a forevacuum pump or a rack sufficient tilt resistance has to be ensured When connecting or removing the pump do not step under hoisted loads Notice safety informat...

Страница 26: ...operating the pump once more do not forget to remove this bag first Pumps having a filling of PFPE should be sealed off in a gas tight manner and vented with nitrogen If there is the danger of frost...

Страница 27: ...lat horizontal surface 1 max tilt If the pump is not level lubricant may enter the pumping chamber from the gear chambers Keep the air intake and exhaust ducts for cooling the motor unobstructed for m...

Страница 28: ...t An oil without additives and of viscosity class ISO VG 100 formerly SAE 30 must be used for the pump We recommend the use of our special oils LVO 100 or LVO 210 As PFPE we recommend our LVO 400 Plea...

Страница 29: ...umping action of the vacuum pump Vertical horizontal Approximate oil level during operation min 6 mm max 0 mm min 2 mm max 4 mm Oil level with the pump at standstill Oil level with the pump at standst...

Страница 30: ...mping of ignitable gas mixtures Operation at an impermissibly high differential pressures Pumping of process gases which form hard or sticky deposits which may cause the pump to seize The use of pump...

Страница 31: ...Installation 31 GA03108_002_C1 04 2018 Leybold The non conforming utilisation of pump and accessories may result in severe injury or damage to the components WARNING...

Страница 32: ...cooling water must not contain any oils greases and suspended solids Moreover we recommend compliance with the following limit values Appearance Clear free of oils and greases Suspended matter 250 mg...

Страница 33: ...r connecting the motor and every time you alter the wiring check the direction of rotation Wear protective goggles for protection against particles which may be forced out of the flange opening Keep y...

Страница 34: ...hat it will be running constantly The fan itself should not be switched on and off in short cycles The RUVAC can be automatically switched on and off via a contactor using a pressure switch and the co...

Страница 35: ...it Q1 Motor protection switch Signal lamps H1 Motor protection switch OFF H2 Roots pump ON H3 Coil temperature TOO HIGH H4 Cooling air BELOW MINIMUM Links BR on extension remove link Note The above co...

Страница 36: ...i tion Flange the pump to the vacuum system Don t place any stress on the pump casing when installing the intake and exhaust lines Fit compensation elements in order to avoid such stresses When attach...

Страница 37: ...Roots pump together with the backing pump and cut it in upon reaching the cut in pressure The initial bypassing of the Roots pump serves to prevent condensation of vapors in the cold pump The permiss...

Страница 38: ...ght brown If it turns dark this is a sign of early ageing due to excessively high temperatures When using PFPE as intended PFPE will not be subject to ageing Dirt Ingress into the Oil via the Piston R...

Страница 39: ...s with compressed air Avoid splashing water For transportation and storing of the pump observe the information provided in Section 2 4 4 Changing from Vertical to Horizontal Flow The RUVAC WS WSUs are...

Страница 40: ...oval by the autho rities you must observe the applicable packaging and shipping regulations All maintenance and cleaning work described in this section must be car ried out only by suitably trained pe...

Страница 41: ...o contaminated that it must be changed To be sure we recommend changing the PFPE once a year For recycling contaminated PFPE we ask you to consult us As PFPE we recommend our LVO 400 Change the oil mo...

Страница 42: ...in the oil sight glass depends on the size of the pump and the type of oil used If the oil level is too low the bearings and gearwheels are not lubricated adequately if it is too high oil may enter t...

Страница 43: ...nnecting lines the contaminants can be blown out with dry compressed air or flushed out with a suitable solvent Contaminants that cannot be blown or flushed out can be removed com pletely from the pum...

Страница 44: ...s 5 2 5 and 5 2 7 If the bushing 5 2 3 is damaged pull it out of the valve disk and replace it Clean all parts or replace them if necessary Reassemble in the reverse sequence When doing so check the O...

Страница 45: ...ocuments Please attach this form to the pump or enclose it with the pump This Declaration of Contamination is required to meet the requirements of German Law and to protect our personnel Leybold must...

Страница 46: ...ary see Section 5 2 Check oil quality Neutralisation value DIN 51 558 For normal operating conditions annu ally When pumping corrosive vapours in the case of much dust and cyclic ope ration weekly to...

Страница 47: ...pump Friction resistance is too high due to contami nated bearings and or contaminated lubricant Lubricant level is too high Lubricant level is too low Wrong lubricant filled in Bearing is defective...

Страница 48: ...firmly screw in a new oil drain plug with the gasket fill in correct lubricant quantity Leybold Service Replace the O ring of the gear cover Leybold Service shutdown pump immedia tely See malfunction...

Страница 49: ...regulations given in Section 5 7 Leybold Service Disposal of Waste Oil Owners of waste oil are entirely self responsible for proper disposal of this waste Waste oil from vacuum pumps must not be mixe...

Страница 50: ...50 GA03108_002_C1 04 2018 Leybold EC Declaration of Conformity...

Страница 51: ...l Type of oil ForeVacuum Pumps Application Process B Condition of the equipment No1 Yes No Contamination No1 Yes 1 1 Has the equipment been used toxic 2 Drained Product service fluid corrosive 3 All o...

Страница 52: ...m Spain Leybold Hisp nica S A C Huelva 7 E 08940 Cornell de Llobregat Barcelona Sales T 34 93 666 43 11 F 34 93 666 43 70 sales ba leybold com Service T 34 93 666 46 11 F 34 93 685 43 70 service ba le...

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