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Instruction Manual

Roots Vacuum Pump

BSJ600LC

BSJ1200LC

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Summary of Contents for BSJ1200LC

Page 1: ...Instruction Manual Roots Vacuum Pump BSJ600LC BSJ1200LC ...

Page 2: ...storage 2 2 2 Performance 3 2 3 Mechanical data 3 2 4 Electric data 4 2 5 Lubrication data 4 2 6 Cooling water data 4 2 7 Vibration and Noise data 5 2 8 Connection 5 3 Installation 5 3 1 Safety 5 3 2 System requirement 6 3 3 Unpacking inspection 7 3 4 Oil filling 8 3 4 1 Hydraulic drive 8 3 4 2 Shaft seal oil reservoir 8 3 4 3 Gear cover 9 3 5 Electric connection 9 3 5 1 Power supply 9 3 5 2 Motor...

Page 3: ...up procedures 13 4 2 1 Inspection before start up 13 4 2 2 Start up 13 4 2 3 Stop 13 5 Maintenance 14 5 1 safety information 14 5 2 Maintenance plan 15 5 3 Oil level check 15 5 4 Check the pump connection 16 5 5 Oil change 17 6 Storage and disposal 18 6 1 Storage 18 6 2 Disposal 18 7 Warranty term 18 8 Disclaimer 18 9 Trouble check list 20 ...

Page 4: ...Fig 1 BSJ600LC Dimension drawing ...

Page 5: ...Fig 2 BSJ1200LC Dimension drawing ...

Page 6: ...ug hydraulic drive 3 Inlet port 4 Lifting ring 5 Oil filler plug gear cover 6 Oil level sight glass gear cover 7 Oil drawing plug gear cover 8 Cooling water connection 9 Side outlet port 10 Oil level sight glass hydraulic drive 11 Oil level sight glass shaft seal oil reservoir 12 Terminal box ...

Page 7: ...ight glass 1 Shaft seal oil reservoir sight glass 2 Shaft seal oil reservoir recommended oil level 3 Shaft seal oil reservoir reflector plate 4 Hydraulic drive sight glass 5 Hydraulic drive recommended oil level 6 Hydraulic drive reflector plate ...

Page 8: ...Fig 5 Gear cover oil level sight glass 1 Oil level sight glass 2 Oil level Max 3 Oil level Min ...

Page 9: ... can operate continuously at an inlet pressure of up to 1000mbar causing the pump body temperature to be abnormally high Using of two or more pumps in series can get lower system pressures The motor side cover and the gear side cover of the pump are connected to the pump outlet by a pressure equalization passageway to form a part of the vacuum system The connecting passageway is provided with felt...

Page 10: ...ite direction inside the rotor housing A small clearance is maintained between the rotors and between the rotors and the inner wall of the rotor housing This clearance allows the pump to operate at high speed without mechanical wear and without the need for lubrication inside the swept volume 1 2 4 Hydraulic drive The hydraulic drive consists of a fluid coupling which connects the motor shaft to t...

Page 11: ...ating temperature and humidity Ambient storage temperature and humidity Altitude 5 to 40 below 90 RH 10 to 50 below 90 RH Below 1000m Table 1 Operating and storage conditions 2 2 Performance Rotational speed 50Hz power supply 60Hz power supply Maximum outlet pressure 0 to 2950 r min 0 to 3560 r min 1000 mbar absolute 1 105 Pa Pressure differential determined by the hydraulic drive BSJ600LC 50Hz po...

Page 12: ... 11 20 3 11 20 11 18 3 11 17 8 11 Table 4 Electrical data 2 5 Lubrication data Recommended oil BSO 46 Oil capacity Shaft seal oil reservoir Hydraulic drive Gear cover 1 5L 7 5L 4L Table 5 Lubrication data 2 6 Cooling water data Recommended cooling water flow with inlet temperature of 20 BSJ300LC 3L min BSJ600LC 6L min BSJ1200LC 6L min Recommended cooling water supply pressure 2 to 6 bar gauge 2 10...

Page 13: ...at the installer is familiar with the safety procedures associated with the product being pumped Wear protective clothing when in contact with contaminated parts Disassemble and contaminated parts in the fume hood Degassing and purging the pumping system before starting installation work Before starting work check that the required parts are ready and the type is correct Make sure that no debris e...

Page 14: ...maximum pressure rating of the hose used is higher than the highest pressure the system can produce The intake air temperature must be limited to the system temperature class if necessary If dangerous substances will be pumped ensure that the design incorporates all suitable safety precautions When the pumping system is shutting down the user must purge with an inert gas to dilute the dangerous ga...

Page 15: ...t the oil grade used is correct and the oil levels in the pump are correct If the oil is used improperly or the oil level is incorrect the performance of the pump will be affected and the pump may be damaged which will endanger its structural safety 3 4 1 Hydraulic drive We recommend that the oil level on the motor side cover be maintained at the recommended oil level shown in Figure3 If the oil l...

Page 16: ...ented oil filler plug See Fig 2 2 Filling the pump oil to the recommended oil level is at the top of the shaft seal reflector plate See Fig 3 3 Reinstall the vented oil filler plug 3 4 3 Gear cover Use the same oil that was used to fill the motor side cover and shaft seal oil reservoir 1 Unscrew the oil filler plug See Fig 2 2 Filling the pump oil to the recommended oil level is at the middle of t...

Page 17: ...e motor is connected to the power supply the motor power supply is automatically cut off when the backing pump is stopped Otherwise if the motor continues to run when the backing pump is stopped the pump will overheat WARNING Connect the power supply to the motor through a contactor which has a manual reset control It should be connected to the power supply via a contactor with overload protection...

Page 18: ...ystem or that the inlet is blocked 2 Connect and switch on the backing pump 3 The motor fan cover is marked with the correct direction of rotation arrow Turn on the pump for two or three seconds then turn off the pump to see if the motor fan rotates in the same direction as the label If the directions are the same the motor power supply is wired correctly If reversed the motor power supply wiring ...

Page 19: ...he pipeline connected to the pump inlet is as short as possible and the inner diameter of the pipe is not less than the diameter of the pump inlet 3 Pipelines connecting the pump to the vacuum system should be connected by soft pipe to reduce vibration and stress 4 In dusty applications low impedance inlet filter should be used to minimize abrasion in the pump 4 Operation 4 1 Operational safety WA...

Page 20: ...nlet isolation valve if installed 2 Leave the pump operating for sufficient time to drain the dangerous substances in the pump 3 Switch off the pump 4 Close the backing air pump admittance valve if installed and Switch off the backing pump 5 Turn off the cooling water supply 5 Maintenance 5 1 Safety information WARNING Obey the safety instructions below and take note of suitable precautions Otherw...

Page 21: ...ore starting maintenance Take care to protect the sealing surface from damage Safe disposal of parts and waste oil see section6 2 Leak test the system after maintenance and installation to prevent dangerous substances from leaking out of the system and air entering the system The pump will be contaminated by the pumped chemicals If contamination has occurred ensure that adequate precautions are ta...

Page 22: ...o the shaft seal to the top of the reflector and tighten the filler plug 3 Check the oil level of the motor side cover If it is lower than the top of the reflector unscrew the oil plug and add new oil to the top of the reflector Screw on the filler plug Because of the structure of the motor side cover after stopping the pump the oil level in the oil level sight glass of the motor side cover will r...

Page 23: ...window reflector After the oil is over tighten the oil plug 3 Unscrew the motor side cover filler plug and the oil drain plug located directly below the filling plug to drain the oil into the suitable container After the oil drain is complete tighten the oil drain plug Then add the pump oil to the top of the oil window reflector See step3 4 1 for the oiling procedure After the oiling is finished t...

Page 24: ...riod the company is responsible for free repair and replacement 8 Disclaimer 1 Products that exceed the warranty period 2 Man made damage or damage caused by irresistible external factors natural disasters etc 3 Failures and adverse conditions caused by failure to follow the instructions 4 Products that have been modified disassembled and repaired without the consent of the company 5 Failures in u...

Page 25: ...or is defective Replace the motor The safety circuit with electromagnetic switch is set incorrectly Set the safety circuit correctly The oil deteriorates and the viscosity becomes high Change the oil The foreign matter enters the pump and the rotor shaft is bitten Inspection replacement of pump body rotor end cover The water solvent etc are sucked into the pump memory Disassemble and repair washin...

Page 26: ...d Rotor rotation is not flexible Decomposition check Working at high suction pressure Adjust pressure Intake pressure is higher than the maximum allowed pressure Check the pressure check backing pump Pressure does not drop Pressure measurement method error Correct measurement Vacuum gauge is not suitable Change to suitable vacuum gauge Relative to the capacity of the vacuum chamber the pumping spe...

Page 27: ...synchronize with rotation speed Decompose and repair adjustment of gears bearings Damage to the pump parts Decomposition repair replace damaged parts Motor rotate in the opposite direction Correct wiring Motor current value is abnormal Dust in the pump and the rotor is difficult to rotate Decompose and repair remove the dust Abnormal vibration of rotor and blade Inspection High suction pressure co...

Page 28: ...Abnormal motion Oil leakage Others Description Others 2 Service condition Used or not YES NO Utility time 24hr service Interval service Contaminate or not YES NO Product name and chemical name of the contaminant Types and characteristic of the contaminant Cleaning solvent and method of contaminant 3 Content Warranty Paid Others 4 Other terms Assignment of applicant Date ...

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