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BUSCH PANDA WZ 0250 B, Instruction Manual, Page: 5 / 36

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Product Description | 2

Instruction Manual PANDA WZ 0250-0500 B_EN_en

5 | 36

NOTE

Illustrations
In this instruction manual the illustrations may differ from the machine appearance.

2.1

Operating Principle

The machine works on the Booster blower principle.
The two oil housings (on each side) allow the lubrication of the gears and bearings.
A bypass valve (BPV) limits automatically the differential pressure between inlet and outlet.

2.2

Intended Use

WARNING

In case of foreseeable misuse outside the intended use of the machine.
Risk of injuries!
Risk of damages to the machine!
Risk of damages to the environment!

●

Make sure to follow all instructions described in this manual.

The machine is intended for the suction of air and other dry, non-aggressive, non-toxic and non-
explosive gases.
Conveying of other media leads to an increased thermal and/or mechanical load on the machine
and is permissible only after a consultation with Busch.
The machine is intended for the placement in a non-potentially explosive environment.
The machine is used in combination with a backing pump in vacuum system.
The machine is suitable for continuous operation.
Permitted environmental conditions, see 

Technical Data

 [

➔

 30].

Summary of Contents for PANDA WZ 0250 B

Page 1: ...Get technical data instruction manuals service kits PANDA Vacuum Boosters WZ 0250 B WZ 0500 B Instruction Manual 0870565695 A0006_en US Original instructions 6 20 2022 ...

Page 2: ...11 6 Electrical Connection 14 6 1 Machine delivered without Control Box or Variable Speed Drive VSD 14 6 2 Wiring Diagram Three Phase Motor 15 6 3 Electrical Connection of the Monitoring Devices 16 6 3 1 Wiring Diagram Temperature Switch 16 7 Commissioning 17 7 1 Compression Chamber Flushing 17 8 Maintenance 19 8 1 Maintenance Schedule 20 8 1 1 With YLC 250 B Oil 20 8 1 2 With VSC 100 Oil 20 8 2 O...

Page 3: ...g to state of the art methods Nevertheless residual risks may remain as described in the following chapters and in accordance with the chapter Intended Use 5 This instruction manual highlights potential hazards where appropriate Safety notes and warning messages are tagged with one of the keywords DANGER WARNING CAUTION NOTICE and NOTE as follows DANGER indicates an imminent dangerous situation th...

Page 4: ...ction BPV Bypass valve CWC Cooling water connection CWI Cooling water inlet CWO Cooling water outlet IN Suction connection MP Magnetic plug MTB Motor terminal box NP Nameplate ODP Oil drain plug OFP Oil fill plug OSG Oil sight glass OUT Discharge connection OUT2 Lateral discharge connection Optional TS Temperature switch NOTE Technical term In this instruction manual we consider that the term mach...

Page 5: ...ntended use of the machine Risk of injuries Risk of damages to the machine Risk of damages to the environment Make sure to follow all instructions described in this manual The machine is intended for the suction of air and other dry non aggressive non toxic and non explosive gases Conveying of other media leads to an increased thermal and or mechanical load on the machine and is permissible only a...

Page 6: ...ompatible with those following materials Cast iron Steel Aluminium Epoxy resin Fluoroelastomer FKM FPM In doubt please contact your Busch representative 2 3 Standard Features 2 3 1 Water Cooling The machine is driven by a water cooled motor Depending on the working conditions the cooling water can be connected to the covers CWC 2 3 2 Temperature Switch The temperature switch monitors the oil tempe...

Page 7: ...ft the machine as shown NOTICE In case the machine is already filled with oil Tilting a machine that is already filled with oil can cause large quantities of oil to ingress into the cylinder Drain the oil prior to every transport or always horizontally transport the machine To find out the weight of the machine refer to the chapter Technical Data 30 or the nameplate NP Use appropriate slings Check...

Page 8: ...provided caps Make sure that the cooling water has been completely removed see Decommissioning 26 If the machine is to be stored for more than 3 months Wrap the machine in a corrosion inhibiting film Store the machine indoors dry dust free and if possible in original packaging preferably at temperatures between 20 55 C ...

Page 9: ...t the oil sight glass OSG remains easily visible Make sure that enough space remains for maintenance work Make sure that the machine is placed or mounted horizontally a maximum of 1 in any direction is acceptable Make sure that the machine is secured either from the four feet or from the discharge flange Check the oil level see Oil Level Inspection 20 Make sure that all provided covers guards hood...

Page 10: ...gn objects or liquids Risk of damage to the machine If the inlet gas contains dust or other foreign solid particles Install a suitable filter 5 micron or less upstream from the machine Connection size s DN100 DIN 28404 for WZ 0250 0500 B Depending on the specific configuration ordered other connection dimensions may apply 5 2 3 Discharge Connection NOTICE Discharge gas flow obstructed Risk of dama...

Page 11: ...irements Min supply capacity l min 4 Water pressure bar 2 5 Supply temperature C 5 30 Required pressure differential across supply and return bar 1 To reduce the maintenance effort and ensure a long product lifetime we recommend the following cooling water quality Hardness mg l ppm 90 Properties Clean clear PH value 7 8 Particle size µm 200 Chloride mg l 100 Electrical conductivity µS cm 100 Free ...

Page 12: ...5 Installation 12 36 Instruction Manual PANDA WZ 0250 0500 B_EN_en For oil type and oil capacity see Technical Data 30 and Oil 31 ...

Page 13: ... When the oil filling is achieved Write down the oil change date on the sticker Last oil change __ __ ____ Oil type see nameplate Change interval see instruction manual If there is no sticker part no 0565 568 959 on the machine Order it from your Busch representative ...

Page 14: ...l not be affected by electric or electro magnetic disturbance from the mains if necessary seek advice from Busch Make sure that the EMC of the machine is compliant with the requirements of your supply network system if necessary provide further interference suppression EMC of the machine see EU Declaration of Conformity 32 or UK Declaration of Conformity 33 6 1 Machine delivered without Control Bo...

Page 15: ...th conductor Electrically connect the motor NOTICE Incorrect connection Risk of damage to the motor The wiring diagrams given below are typical Check the inside of the terminal box for motor connection instructions diagrams 6 2 Wiring Diagram Three Phase Motor NOTICE The tightening torque does not comply with the recommendation Risk of damage the connector threads When connecting up the wires into...

Page 16: ...il Delta connection low voltage Star connection high voltage 6 3 Electrical Connection of the Monitoring Devices NOTE In order to prevent potential nuisance alarms Busch recommends that the control system is configured with a time delay of at least 20 seconds 6 3 1 Wiring Diagram Temperature Switch AC cosφ 1 U 250 V I 2 5 A AC cosφ 0 6 U 250 V 1 6 A DC U 24 V I 1 6 A DC U 48 V I 1 25 A Contact Nor...

Page 17: ...r Risk of damage to the machine Do not lubricate the compression chamber of the machine with oil or grease Make sure that the installation conditions see Installation Conditions 9 are met Turn on the water supply Switch on the machine Make sure that the maximum permissible number of starts does not exceed 6 starts per hour Those starts should be spread within the hour Make sure that the operating ...

Page 18: ...ocess flow outlet OUT 3 Barrier gas connection BGC 4 Barrier gas connection BGC Connection size 4 x G3 8 BGC Barrier gas requirements Gas type Dry nitrogen air or other suitable gas Gas temperature C 0 60 Filtration µm 5 Gas pressure bar Pressure of flushing fluid 1 bar Recommended flow rate SLM 30 standard liter per minute Stop the machine Open the gas supply Flush the machine When the flushing i...

Page 19: ...ion requiring touching the machine let the machine cool down first CAUTION Failing to properly maintain the machine Risk of injuries Risk of premature failure and loss of efficiency Maintenance work must only be executed by qualified personnel Respect the maintenance intervals or ask your Busch representative for service NOTICE Using inappropriate cleaners Risk of removing safety stickers and prot...

Page 20: ...e it if the oil has changed its initial color see Oil Color Inspection 21 Every 16000 hours or after 4 years Change the oil of the gear and bearing housings both sides Clean the magnetic plugs MP Have a major overhaul on the machine contact Busch 8 1 2 With VSC 100 Oil Interval Maintenance work Monthly Check the oil level see Oil Level Inspection 20 Check the machine for oil leaks in case of leaks...

Page 21: ...or looks different from the initial color Change the oil immediately see Oil Change 21 You can consult your Busch representative in order to find out why this color change has occurred 8 4 Oil Change NOTICE Use of an inappropriate oil Risk of premature failure Loss of efficiency Only use an oil type which has previously been approved and recommended by Busch NOTICE Replace the magnetic plug Risk o...

Page 22: ...8 Maintenance 22 36 Instruction Manual PANDA WZ 0250 0500 B_EN_en ...

Page 23: ...Maintenance 8 Instruction Manual PANDA WZ 0250 0500 B_EN_en 23 36 For oil type and oil capacity see Technical Data 30 and Oil 31 ...

Page 24: ... When the oil filling is achieved Write down the oil change date on the sticker Last oil change __ __ ____ Oil type see nameplate Change interval see instruction manual If there is no sticker part no 0565 568 959 on the machine Order it from your Busch representative ...

Page 25: ...Any dismantling of the machine that goes beyond anything that is described in this manual should be done by Busch authorized technicians In case of the machine having conveyed gas that was contaminated with foreign materials which are dangerous to health Decontaminate the machine as much as possible and state the contamination status in a Declaration of Contamination Busch will only accept machine...

Page 26: ...n the machine and lock against inadvertent start up Disconnect the power supply Turn off the water supply Vent the connected lines to atmospheric pressure Blow through the water cooling inlet with compressed air Disconnect all connections If the machine is going to be stored See Storage 8 10 1 Dismantling and Disposal Drain and collect the oil Make sure that no oil drips onto the floor Separate sp...

Page 27: ...Risk of premature failure Loss of efficiency The exclusive use of Busch genuine spare parts and consumables is recommended for the correct functioning of the machine and to validate the warranty There is no standard spare parts kits available for this product if you require Busch genuine parts Contact your Busch representative ...

Page 28: ... the machine with a mesh screen at the suction connection The temperature switch TS reached the switch point Let the machine cool down See problem The machine runs too hot The motor is defective Replace the motor The machine does not reach the usual pressure Suction or discharge lines too long or section diameter too small Use larger diameter or shorter lines Seek advice from your local Busch repr...

Page 29: ...ermitted ambient temperature see Technical Data 30 Temperature of the process gases at the inlet too high Observe the permitted gas inlet temperature see Technical Data 30 Oil level too low Top up oil The backing pump is not correctly defined Contact Busch The oil is black Oil change intervals are too long Drain the oil and fill in new oil see Oil Change 21 The machine runs too hot See problem The...

Page 30: ... 15 8 200 277 V Nominal motor current star connection 50Hz A 3 7 3 6 3 9 346 400 440 V 9 2 9 5 11 7 346 400 440 V Nominal motor current star connection 60Hz A 4 2 3 6 346 480 V 9 9 9 1 346 480 V Sound pressure level 50Hz 60Hz dB A On request 59 63 Uncertainty KpA dB 3 Ambient temperature range C 5 50 Max gas inlet temperature P 10 hPa staging ratio of 4 C 200 Relative humidity at 30 C 90 Leak rate...

Page 31: ... 5 L packaging 1 kg 0831 131 400 Part number 2 5 L packaging 5 kg 0831 514 524 VSC 100 ISO VG 100 Ambient temperature range C 0 40 Part number 1 L packaging 0831 168 356 Part number 5 L packaging 0831 168 357 To know which oil has been filled in the machine please refer to the nameplate NP ...

Page 32: ...1 65 EU Restriction of the use of certain hazardous substances in electrical and electronic equipment incl all related applicable amendments and comply ies with the following designated standards that have been used to fulfill those provisions Standards Title of the Standard EN ISO 12100 2010 Safety of machinery Basic concepts general principles of design EN ISO 13857 2019 Safety of machinery Safe...

Page 33: ...tromagnetic Compatibility Regulations 2016 Restriction of the use of certain hazardous substances in Electrical and Electronic Equipment Regulations 2021 and comply ies with the following designated standards that have been used to fulfill those provisions Standards Title of the Standard EN ISO 12100 2010 Safety of machinery Basic concepts general principles of design EN ISO 13857 2019 Safety of m...

Page 34: ...34 36 Instruction Manual PANDA WZ 0250 0500 B_EN_en Notes ...

Page 35: ...Instruction Manual PANDA WZ 0250 0500 B_EN_en 35 36 ...

Page 36: ...esence In every country highly competent local personnel delivers custom tailored support backed by a global network of expertise Wherever you are Whatever your business We are there for you Local representatives and distributors Busch companies and Busch employees Busch production site www buschvacuum com 0870565695 A0006_en US ...

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