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Table of Contents
Related Manuals for BUSCH R5 ATEX
Summary of Contents for BUSCH R5 ATEX
- Page 1 Instruction Manual R5 ATEX Oil-Lubricated Rotary Vane Vacuum Pumps RA 0400 C, RA 0502 C, RA 0630 C RC 0400 C, RC 0502 C, RC 0630 C Ateliers Busch S.A. Zone industrielle, 2906 Chevenez Switzerland 0870572240/-0011_en / Original instructions / Modifications reserved...
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Page 2: Table Of Contents
Table of Contents Table of Contents 1 Safety ............................4 2 Product Description ........................5 2.1 Operating Principle ......................6 2.2 Application........................6 2.3 Start Controls ........................7 2.4 Accessories ........................7 2.4.1 Gas Ballast Valve ....................7 2.4.2 Inlet Filter ......................7 2.4.3 Water-oil Heat Exchanger .................. - Page 3 Table of Contents 8 Overhaul...........................30 9 Decommissioning ........................31 9.1 Dismantling and Disposal ....................31 10 Spare Parts..........................31 11 Troubleshooting ........................32 12 Technical Data ..........................34 13 Oil ............................35 14 EU Declaration of Conformity....................36 0870572240_RA0400-0630C_Ex_-0011_IM_en...
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Page 4: Safety
Safety Prior to handling the machine, this instruction manual should be read and understood. If anything needs to be clarified, please contact your Busch representative. Read this manual carefully before use and keep for future reference. This instruction manual remains valid as long as the customer does not change anything on the product. -
Page 5: Product Description
Product Description | 2 Product Description 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 the machine appearance. RA 0400 C (60 Hz) / RA 0502 C TSA or TS+0102 two positions are possible... -
Page 6: Operating Principle
The machine is designed for indoor installation, in case of outdoor installation, ask your Busch representative in order to take specific precautions. In case Busch delivered the machine without motor and coupling, the following must be observed: • In regards to its explosive atmosphere protection class, the motor and the coup- ling must have at least the same ATEX classification as the machine for the outside area “Outside (o)”. -
Page 7: Start Controls
Product Description | 2 2.3 Start Controls The machine comes without start controls. The control of the machine is to be provided in the course of installation. The machine can be optionally equipped with a starter unit or a variable-frequency drive. 2.4 Accessories NOTE Depending on the ATEX classification of the machine, some of the following accessories... -
Page 8: Pressure Transmitter
2 | Product Description 2.4.8 Pressure Transmitter The pressure transmitter monitors the pressure in the oil separator. Warning and trip signals must be set, see Wiring Diagram Pressure Transmitter [► 20]. 2.5 Explanation of ATEX Classification The ATEX classification is written on the nameplate of the machine (NP), see below a marking example: Type of protection Explosion group inside the machine... -
Page 9: P&Id "Piping And Instrumentation Diagram
Product Description | 2 ATEX TSA / PSA / ATEX ATEX ATEX ATEX classification TS+0101 PS+0301 (i) II 2G/3D Ex h IIB T3 Gb / IIIC 80°C Dc X (o) II 2GD Ex h IIB T4 Gb / IIIC 130°C Db X or (o) II 2GD Ex h IIB T3 Gb / IIIC 150°C Db X (i) II 2G Ex h IIB T3 Gb X (o) II 2GD Ex h IIB T4 Gb / IIIC 130°C Db X... -
Page 10: Transport
3 | Transport Transport WARNING Suspended load. Risk of severe injury! • Do not walk, stand or work under suspended loads. WARNING Lifting the machine using the motor eye bolt. Risk of severe injury! • Do not lift the machine using the eye bolt fitted to the motor. Only lift the machine as shown. -
Page 11: Storage
Storage | 4 Storage • Seal all apertures with adhesive tape or reuse provided caps. Version with water-oil heat exchanger: • Make sure that the cooling water has been completely removed, see Decommis- sioning [► 31]. If the machine is to be stored for more than 3 months: •... -
Page 12: Connecting Lines / Pipes
Water Connection (Optional) [► 14]. If the machine is installed at an altitude greater than 1000 meters above sea level: • Contact your Busch representative, the motor should be derated or the ambient temperature limited. Make sure that the monitoring devices are correctly connected and integrated into a control system such that operation of the machine will be inhibited if the safety limit val- ues are exceeded, see Electrical Connection of the Monitoring Devices [► 19]. -
Page 13: Suction Connection
Depending on the specific order, other connection dimensions may apply. If the machine is used as part of a vacuum system: • Busch recommends the installation of an isolation valve in order to prevent the oil from flowing back to the vacuum system. -
Page 14: Cooling Water Connection (Optional)
5 | Installation 5.2.3 Cooling Water Connection (Optional) Water-oil heat exchanger without inlet accessories (Available for all ATEX classifications) Water-oil heat exchanger with inlet accessories (Only available for ATEX classifications C and D ) Cooling water inlet Pressure switch Cooling water outlet Water bypass valve Water-oil heat exchanger Water filter... -
Page 15: Earth Connection
Installation | 5 • 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 <... -
Page 16: Filling Oil
Risk of premature failure! Loss of efficiency! • Only use an oil type which has previously been approved and recommended by Busch. For oil type and oil capacity see Technical Data [► 34] and Oil [► 35]. Check oil level 5.5 Fitting the Coupling... -
Page 17: Electrical Connection
• Busch recommends installing a D-curve circuit breaker. • Make sure that the motor of the machine will not be affected by electric or electro- magnetic disturbance from the mains; if necessary seek advice from Busch. • Connect the protective earth conductor. -
Page 18: Wiring Diagram Three-Phase Motor
5 | Installation 5.6.1 Wiring Diagram Three-Phase Motor NOTICE Incorrect direction of rotation. Risk of damage to the machine! • Operation in the wrong direction of rotation can destroy the machine in a short time! Prior to start-up, ensure that the machine is operated in the right direction. •... -
Page 19: Electrical Connection Of The Monitoring Devices
Installation | 5 5.7 Electrical Connection of the Monitoring Devices NOTE In order to prevent potential nuisance alarms, Busch allows that the control system is configured with a time delay of 2 seconds. NOTE The accessories below are considered as standard. -
Page 20: Wiring Diagram Pressure Switch
5 | Installation Warning signal: (TSA+/0101) = 145°C ► 19.46 mA (for RA/RC 0400 and 0502 C) warning (TSA+/0101) = 135°C ► 18.4 mA (for RA/RC 0630 C) warning (TSA+/0102) = 75°C ► 12 mA (for RA/RC 0400-0630 C) warning (TSA+/0104) = see Oil [► 35] (for RA/RC 0400-0630 C) warning Trip signal:... -
Page 21: Wiring Diagram Pressure Switch Of Water-Oil Heat Exchanger (Optional)
Installation | 5 Switching element function: NAMUR Contact: Normally closed Switch point: = LS-/0201 ► pin 1 + 4 ► low level “stop the machine” warning I > 2.2 mA ► Level: OK I > 1 mA ► Level: not OK ► “stop the machine” 5.7.6 Wiring Diagram Pressure Switch of Water-oil Heat Exchanger (Optional) Part no.: 0653 000 002... -
Page 22: Flowchart
5 | Installation 5.8 Flowchart The machine safety depends on the monitoring accessories sequencing according to the following flowchart. Start Oil level sufficient in oil mist separator? Warning: Cat. 2(i) P < P trip? P < P warning? High gas pressure ! Cat. -
Page 23: Commissioning
Commissioning | 6 Commissioning NOTICE The machine can be shipped without oil. Operation without oil will ruin the machine in short time! • Prior to commissioning, the machine must be filled with oil, see Filling Oil [► 16]. CAUTION During operation the surface of the machine may reach temperatures of more than 70°C. -
Page 24: Conveying Condensable Vapours
7 | Maintenance 6.1 Conveying Condensable Vapours Water vapour within the gas flow is tolerated within certain limits. The conveyance of other vapours shall be agreed upon with Busch. If condensable vapours are to be conveyed: • Close the isolation •... -
Page 25: Maintenance Schedule
Risk of injuries! Risk of premature failure and loss of efficiency! • Respect the maintenance intervals or ask your Busch representative for service. • Shut down the machine and lock against inadvertent start up. • Vent the connected lines to atmospheric pressure. -
Page 26: Oil Level Inspection
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. 1x o-ring, part no.: 0486 000 505 Drain pan 26 / 40... - Page 27 Maintenance | 7 Busch genuine spare parts 1x oil filter (OF), part no.: 0531 000 005 Oil filter wrench For oil type and oil capacity see Technical Data [► 34] and Oil [► 35]. Check oil level 0870572240_RA0400-0630C_Ex_-0011_IM_en 27 / 40...
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Page 28: Exhaust Filter Change
7.4 Exhaust Filter Change 8x exhaust filter (EF) 6 mm hex key extract filter material (FM) 6 mm hex key Busch genuine spare parts, Max. admissible torque: 21 Nm 8x exhaust filter (EF) , part no.: 0532 141 270 O-ring 1x filter material (FM) part no.: 0537 000 042... -
Page 29: Coupling Maintenance
Maintenance | 7 7.5 Coupling Maintenance • Check the coupling backlash and carry out a visual check. • Please refer to the coupling instruction manual (attached to the ATEX Accessories Book) for detailed information in order to carry out a correct inspection and mainten- ance. -
Page 30: Overhaul
• Decontaminate the machine as much as possible and state the contamination status in a ‘Declaration of Contamination’. Busch will only accept machines that come with a completely filled in and legally binding signed ‘Declaration of Contamination’ (form downloadable from www.buschvacuum.com). -
Page 31: Decommissioning
Use of non-Busch genuine spare parts. Risk of premature failure! Loss of efficiency and ATEX compliance! • The exclusive use of Busch genuine spare parts and consumables is recommended for the correct functioning of the machine and to validate the warranty. Spare parts kit Description Part no. -
Page 32: Troubleshooting
• Clean the inlet screen (IS). suction connection. tially clogged. The inlet filter cartridge (op- • Replace the inlet filter tional) is partially clogged. cartridge. Internal parts are worn or • Repair the machine (con- damaged. tact Busch). 32 / 40 0870572240_RA0400-0630C_Ex_-0011_IM_en... - Page 33 (EF) and the o-rings. The float valve (FV) does • Check float valve and the not work properly. oil return line, repair it if necessary (contact Busch). Abnormal oil consumption. Oil leaks. • Replace seals (contact Busch). The float valve (FV) does •...
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Page 34: Technical Data
12 | Technical Data 12 Technical Data RA 0400 C RA 0502 C RA 0630 C RC 0400 C RC 0502 C RC 0630 C Nominal pumping speed m³/h 410 / 480 510 / 590 630 / 760 (50Hz / 60Hz) Ultimate pressure For RA version: 0.1 ... -
Page 35: Oil
Switch point / Trip signal Oil temperature [°C] In case of unfavourable ambient temperature, other oil viscosities may be used. Please consult your Busch repre- sentative for more details. To know which oil has been filled in the machine, please refer to the nameplate (NP). -
Page 36: Eu Declaration Of Conformity
This Declaration of Conformity and the CE-mark affixed to the nameplate are valid for the machine within the Busch scope of delivery. This Declaration of Conformity is issued under the sole responsibility of the manufacturer. When this machine is integrated into a superordinate machinery the manufacturer of the superordinate machinery (this can be the operating company, too) must conduct the conformity assessment process for the superordinate machine or plant, issue the Declaration of Conformity for it and affix the CE-mark. - Page 37 Note...
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- Page 40 Chile Israel Portugal United Arab Emirates info@busch.cl service_sales@busch.co.il busch@busch.pt sales@busch.ae China Italy Romania United Kingdom info@busch-china.com info@busch.it office@buschromania.ro sales@busch.co.uk Colombia Japan Russia info@buschvacuum.co info@busch.co.jp info@busch.ru info@buschusa.com Czech Republic Korea Singapore info@buschvacuum.cz busch@busch.co.kr sales@busch.com.sg www.buschvacuum.com 0870572240/-0011_en / © Ateliers Busch S.A.