BUSCH DOLPHIN LR 0110 A Instruction Manual Download Page 12 | Manualshive

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5 | Installation

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0870237638_LR0110-0580A_-_IM_en

5.2.3 Operating Liquid Connection

LR 0110 A to LR 0300 A

F (OPI)

H

C (OPO)

G (SSI)

I

LR 0420 A and LR 0580 A

I

G (SSI)

F (OPI)

H

K

J (ADV)

K

C

Operating liquid outlet (OPO)

F

Operating liquid inlet (OPI)

G

Shaft seal flush connection (SSI)

H

Clean and drain plug

I

Stuffing box drain plug

J

Automatic drain valve (ADV)

K

Casing drain plugs

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Summary of Contents for DOLPHIN LR 0110 A

Page 1: ...struction Manual DOLPHIN Liquid Ring Vacuum Pumps LR 0110 A LR 0140 A LR 0210 A LR 0300 A LR 0420 A LR 0580 A 21 04 2021 Busch GVT Ltd Unit A Westmere Drive Crewe Cheshire CW1 6ZD United Kingdom 08702...

Page 2: ...10 5 1 Installation Conditions 10 5 2 Connecting Lines Pipes 10 5 2 1 Suction Connection 11 5 2 2 Discharge Connection 11 5 2 3 Operating Liquid Connection 12 5 3 Operating Liquid Settings 13 5 4 Fit...

Page 3: ...n designed and manufactured according to state of the art meth ods Nevertheless residual risks may remain This instruction manual highlights potential hazards where appropriate Safety notes and warnin...

Page 4: ...escription NOTE Technical term In this instruction manual we consider that the term machine refers to the vacuum pump NOTE Illustrations In this instruction manual the illustrations may differ from th...

Page 5: ...ernative side discharge connections IDS Integral discharge separator IN Suction connection OPI Operating liquid inlet OPO Operating liquid outlet OUT Discharge connection SSI Shaft seal flushing inlet...

Page 6: ...rain OPI Operating liquid inlet PG Pressure gauge SSC Shaft seal flushing control SSI Shaft seal flushing inlet SV Separator vessel 2 1 Description of Figures 1 4 Figure 1 shows the general standard o...

Page 7: ...care should be taken to avoid any leakage of dangerous gases from the water drain outlet WARNING If applying the configuration shown in figures 2 and 3 The gas leakage should be controlled according...

Page 8: ...xplosive environment The machine is capable of maintaining ultimate pressure see Technical Data 26 The machine is suitable for continuous operation Permitted environmental conditions see Technical Dat...

Page 9: ...o the original position using a tempor ary mark on the shaft to assist Replace the coupling guard taking care to align correctly and ensure that all fasteners are replaced and fully tightened Where sh...

Page 10: ...r maintenance work Make sure that the machine is placed or mounted horizontally on a flat surface Make sure that the machine is connected to an operating liquid system see Operating Liquid Connection...

Page 11: ...2 2 Discharge Connection NOTICE Too high elevation or lack of separation Will cause back pressure and possible drive motor overload The discharge piping on machines without integral separator manifol...

Page 12: ...LR 0110 A to LR 0300 A F OPI H C OPO G SSI I LR 0420 A and LR 0580 A I G SSI F OPI H K J ADV K C Operating liquid outlet OPO F Operating liquid inlet OPI G Shaft seal flush connection SSI H Clean and...

Page 13: ...g bubbles within the operating liquid This process is called cavitation and may deteriorate the machine and its performance see Prevent ing Cavitation 18 Recommended operating liquid water settings at...

Page 14: ...44 5 20 3 67 5 54 1 56 2 08 1 84 2 46 2 08 2 78 2 32 3 10 2 47 3 31 2 64 3 44 2 82 3 67 1 30 1 56 1 53 1 84 1 73 2 08 1 93 2 32 2 06 2 47 2 20 2 64 2 35 2 82 LR 0420 A Speed r min 200 mbar m h 200 40...

Page 15: ...built up of scale provided long period of exposure to stagnant water is not foreseen NOTE Stainless steel version Please note that machines in all stainless steel material offer higher levels of corro...

Page 16: ...seek advice from Busch Connect the protective earth conductor Electrically connect the motor NOTICE The motor frequency is too low Loss of efficiency not enough power to create the sealing liquid rin...

Page 17: ...of burns Avoid contact with the machine during and directly after operation NOTICE The machine is running without operating liquid system Will ruin the machine in short time Prior to commissioning th...

Page 18: ...e gland to be adjusted dur ing operation Uniformly tighten the gland plate so that the liquid leakage along the shaft from the packing is 20 to 40 drips per minute 6 1 Preventing Cavitation NOTICE Cav...

Page 19: ...below are considered as starting values which should be shortened or ex tended as appropriate Particularly harsh applications or heavy duty operation such as high dust loads in the environment or in...

Page 20: ...s highly recommended that any dismantling of the machine that goes beyond any thing that is described in this manual should be done through Busch In case of the machine having conveyed gas that was co...

Page 21: ...kit for LR 0210 A LR 0300 A Intended for standard applications with gland packing shaft seal 2x lip seal 2x valve retaining plate 2x valve plate 1x gasket set includes V seal o ring and clearance gas...

Page 22: ...s defective Replace the motor Water level too high inside when starting Start with the water level specified Packing gland too tight Loosen the gland ad equately Belt too tight Loosen the belt ad equa...

Page 23: ...l seal leaks Repair the machine con tact Busch Partial clogging in the suc tion discharge or pressure line Remove the blockage If an inlet screen is installed it can be partially clogged Clean the inl...

Page 24: ...vitation 18 Adjust cooling liquid flow rate to reduce the tem perature of the operation liquid Worn coupling element Check the coupling and repair it if necessary Belts loose Tighten the belts Suction...

Page 25: ...e grease is dry or there is too much Ensure the bearings are lubricated sufficiently The bearings have been in stalled incorrectly Reinstall the bearings Bearing is damaged Replace the damaged bearing...

Page 26: ...bare shaft machine cast iron full stainless steel kg 454 482 511 542 Dimensions bare shaft machine L x W x H mm 975 x 700 x 985 1095 x 700 x 985 LR 0210 A LR 0300 A Nominal pumping speed range Dry air...

Page 27: ...740 790 372 472 530 660 Noise level EN ISO 2151 dB A 85 Vibration velocity unfiltered RMS mm s in s 4 5 0 18 Max allowable gas inlet tempera ture C Gas dry 120 Gas saturated 100 Ambient temperature r...

Page 28: ...es Machinery 2006 42 EC Electromagnetic Compatibility 2014 30 EU RoHS 2011 65 EU and the following standards Standard Title of the Standard EN ISO 12100 2010 Safety of machinery Basic concepts general...

Page 29: ...Note...

Page 30: ...Note...

Page 31: ...Note...

Page 32: ...ch it Japan info busch co jp Korea busch busch co kr Malaysia busch busch com my Mexico info busch com mx Netherlands info busch nl New Zealand sales busch co nz Norway post busch no Peru info busch c...

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