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Betriebsanleitung • Operating Instructions

PK 02

03 BE/H (07

08)

DuoLine™

Rotary Vane Pumps

DUO 20 M
DUO 20 MC

 
  

Summary of Contents for DuoLine DUO 20 M

Page 1: ...Betriebsanleitung Operating Instructions PK 0203 BE H 0708 DuoLine Rotary Vane Pumps DUO 20 M DUO 20 MC...

Page 2: ...to the mains power supply 11 5 5 Filling up the operating fluid 15 5 6 Operations Monitoring Option 16 6 Operation 17 6 1 Before switching on the pump 17 6 2 Switching on the pump 17 6 3 Pumping cond...

Page 3: ...structions The safety instructions in Pfeiffer Vacuum operating manuals are the result of risk evaluations and hazard analyses and are oriented on international certification standards as specified by...

Page 4: ...illustrations Vacuum flange Exhaust flange Gas ballast valve Power connection Prohibition of an action or activity in connection with a source of danger the disregarding of which may result in seriou...

Page 5: ...er electronic components Keep the disassembled components of the magnetic coupling separate at all ti mes Danger of crushing Do not allow any magnetised parts into the vicinity of the magnetic couplin...

Page 6: ...mp in potentially explosive areas Pumping of gases containing impurities such as particles dusts and condensate note the vapour compatibility levels of the pump Pumping of substances that tend to subl...

Page 7: ...the top side of the pump to lift the pump Is the pumps weight 25 kg lift the pump by a crane Fig 1 Transporting the pump 3 2 Storage Check that all the openings on the pump are securely closed Store t...

Page 8: ...ry Pump with motor power cord power switch dependent on the motor type Operating fluid P3 for standard pump Cone strainer and centering ring with O ring Locking cap for vacuum and exhaust flange Opera...

Page 9: ...amber vacuum tight and at the same time vents the pump The integrated magnetic coupling functions free of contact and friction Therefore it is not subjected to any mechanical wear and is completely ma...

Page 10: ...te When installing the pump in a closed housing ensure there is sufficient air cir culation Sightglass and gas ballast valve must be visible and readily accessible Voltage and frequency information gi...

Page 11: ...e pump bursting Install the line without shut off valves on the exhaust side If there is danger of a build up of excess pressure 1500 mbar abs in the lines observe all official accident prevention saf...

Page 12: ...ically Secure the motor so that it cannot be switched on while any work is being performed on the pump If necessary dismantle the pump from the installation for inspection NOTE The transmission power...

Page 13: ...TC in the stator wind ings can be connected to a PTC resistor tripping device for protection against over load Tripping devices store the shutdown event and need to be manually switched back on again...

Page 14: ...ton S3RESET button external K1 Contactor F1 F4 Fuses T1 T3 PTC resistor sensor H1 Tripping indicator M Motor 3 phase 1 Only for devices with two relay outputs 2 Only for MSR type 3 Only for order no P...

Page 15: ...uid filler screw 198 Fill up operating fluid Correct filling level during operations Within the markings at the sightglass frame Fig 7 Filling up the operating fluid Screw in operating fluid filler sc...

Page 16: ...vane pump during operations By pressure drop and when the pump is at rest the contact of the pressure switch opens The signal can be used to control external valves Fig 8 Installation location and cir...

Page 17: ...must be operated with a gas ballast i e with an open gas ballast valve Gas ballast valve standard version To avoid condensation in the pump when pumping condensable vapours ambient air or alternativel...

Page 18: ...s at the flushing gas connection Set flushing gas pressure maximum pressure 1 5 bar absolute Select the type and amount of flushing gas depending on the process consult Pfeiffer Vacuum if necessary 0...

Page 19: ...Maintaining the va cuum in the chamber CAUTION Danger of backflow of operating fluid into the intake line Contamination of the connected vacuum system Vent the vacuum chamber within 30 s regardless of...

Page 20: ...ents for cleaning pump parts WARNING Danger of injury from moving parts After power failure or motor shutdown due to overheating the motor may restart auto matically Secure the motor so that it cannot...

Page 21: ...at least annually as required at least every 2 years as required at least every 4 years Check operating fluid level X Visual inspection leak tightness oil leaks X Check filter insert of external oil...

Page 22: ...perating fluid again and check for contamination flush again if neces sary Screw the operating fluid drain screw back in Fill up with operating fluid and check the filling level see p 15 chap 5 5 198a...

Page 23: ...rew 2 cheesehead screws 182 from the gas ballast valve housing Remove the gas ballast valve housing 42 from the casing 28 taking care with o ring 148 Unscrew silencer nozzle 44 and o ring 138 clean it...

Page 24: ...ts of the pump which form the housing then do not take it into operation and contact Pfeiffer Vacuum Service With reference to DIN 7716 and the manufacturer s specifications we recommend replacing the...

Page 25: ...couplings must be kept away from computers data storage media and other electronic components CAUTION Hot surface Danger of burns if hot parts are touched The surface temperature of the pump may rise...

Page 26: ...onents for contamination Operating fluid dirty Operate pump for a longer period with gas ballast valve open or change opera ting fluid Leak in system Repair leak Operating fluid filling level too low...

Page 27: ...Dismantle all accessories Drain operating fluid lubricant Drain cooling medium if used Send the pump or unit in its original packaging if at all possible Returning contaminated vacuum pumps Units whic...

Page 28: ...from A PK E32 011 T PK E30 008 T 7 8 9 10 32 44 51 102 106 110 114 193 195 DUO 20 MC without as from A PK E32 013 T PK E30 008 T 7 8 9 10 32 44 51 102 106 110 114 193 195 Vacuum safety valve DUO 20M...

Page 29: ...104 Valve trap 106 Hydraulic piston 108 Compression spring 110 Sight glass 112 Sight glass seal 114 Rubber foot 116 Flange 138 O ring 141 O ring 144 O ring 147 O ring 148 O ring 149 O ring 150 O ring...

Page 30: ...F on request PD 0017 BN Adsorption filter FBL 025 DN25 ISO KF on request PD 0017 BN Zeolite trap ZFO 0251 DN25 ISO KF on request PD 0016 BN Sight glass adapter complete PK 196 141 T PD 0004 BN Sight g...

Page 31: ...ance at 60 Hz 36 mbar 36 mbar Water vapor capacity 50 Hz 400 g h 400 g h Water vapor capacity 60 Hz 550 g h 550 g h Emission sound pressure level without gas ballast 55 dB A 57 dB A Pump fluid filling...

Page 32: ...ctive 98 37 EEC EU Electromagnetic Compatibility Directive 89 336 EEC and the EU Low Voltage Directive 2006 95 EEC DuoLine DuoLine DUO 20 M MC Guidelines harmonised standards national standards in lan...

Page 33: ...0 64 41 8 02 2 02 info pfeiffer vacuum de www pfeiffer vacuum net Vacuum is nothing but everything to us Turbopumps Rotary vane pumps Roots pumps Dry compressing pumps Leak detectors Valves Component...

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