BUSCH COBRA DS 1200 A Instruction Manual
Screw vacuum pumps
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Summary of Contents for BUSCH COBRA DS 1200 A
- Page 1 Instruction Manual COBRA Screw Vacuum Pumps DS 1200 A Busch Manufacturing Korea, Ltd. 189-51, Soicheon-ro, Majang-myun Icheon-si, Gyunggi-do, 467-813 Republic of Korea 0870721586/-0004_en / Original instructions / Modifications reserved 27/05/2021...
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Page 2: Table Of Contents
Monthly: ......16 COBRA DS 1200 A ..... . 3 Yearly: . -
Page 3: Cobra Ds 1200 A
COBRA DS 1200 A IN Inlet OUT Outlet OSG1 Oil sight glass OSG2 Oil sight glass PRV Regulating valve, Nitrogen CWC Cooling water connections DGC Nitrogen connections ESS Emergency stop button LB Lifting bracket PLC Busch PLC LCD Handpad PLCC PLC connection... -
Page 4: Cobra Ds 1200 A
DGR1 DGR2 OSG4 COBRA DS 1200 A OSG2 CLD Cooling liquid drain plug FME Nitrogen flow meter VFD Frequency inverter for MB PRV Nitrogen pressure reducer TV Thermostatic valve TS1 Pressure sensor DGR1 Regulating valve, dilution gas TS2 Oil temperature sensor... -
Page 5: Product Description
COMBI Solid particles must not get into the vacuum pump. Procedural errors The COBRA DS 1200 A vacuum pumps are a combination of a screw can result in the pump sucking in a certain quantity of liquid. If the vacuum pump NS 0070 C (DP) and a Booster vacuum pump pump has sucked in liquid, a short drying time is necessary at the end WY 1251 B (MB). -
Page 6: Principle Of Dp Vacuum Pumps
Local by using the LCD controller or in Re- cool running in option). mote by the production machine. NOTE: The COBRA DS 1200 A vacuum pumps are principly dispatched Versions with oil and cooling liquid already in the vacuum pump but, without cooling water. -
Page 7: Safety
Is is vital that these installation and maintenance instructions are read and understood before the vacuum pump is used. If you have any doubts, please contact your local Busch representative. Safety information The vacuum pump has been designed and manufactured in accordance with the latest technical and safety standards. -
Page 8: Noise Emission
Stop the pump with the LCD controller (press on STOP button du- ring 10s) Press on emergency stop button Busch YLC 250 B, Art. No. 0831 131 400 (0,5 l @ 1 kg) Switch off the main circuit breaker Quantity: ... -
Page 9: Decommissioning Procedure
Decommissioning procedure When the product arrives at the end of the lifetime, it is necessary to proceed to the decontamination of the vacuum pump CAUTION Only authorised personnel may carry out any dismantling on the va- cuum pump. Before work begins, the operator of the vacuum pump must fill in a form or a “Declaration Regarding Contamination of Vacuum Equipment and Components”... -
Page 10: Preservation
Preservation – Ambient pressure: atmosphere – Humidity range: 20 to 95% If the vacuum pump will be exposed to unfavourable ambient condi- – Altitude: up to 1000 m tions (for example, aggressive environment, frequent temperature changes), begin immediately with preservation work on the vacuum ... -
Page 11: Discharge Connection
In the case of long discharge lines the line cross-section should be lar- tive. ger than the discharge flange to prevent a drop in the performance of Discharge connection the vacuum pump. If you have any doubts, contact your Busch repre- sentative. CAUTION Do not put hands into the outlet aperture. -
Page 12: Cooling Water Connection
Interface connection (50 poles) (option) tion PID Interface (9 poles) (option) Power wiring connection The information concerning the use of the Busch PLC and the Busch LCD can be found in the Operation and Maintenance manual (Art.No. Power wiring 4 poles 0870758077). -
Page 13: Oil Filling
NOTE: It is easier to switch on the vacuum pump with cold oil when the intake line is not closed or when the intake flange is not covered by The COBRA DS 1200 A vacuum pumps are generally dispatched with a rubber plate. -
Page 14: Checking The Direct Cooling
CAUTION Recommendations on operation The COBRA DS 1200 A vacuum pumps could be delivered without oil, without cooling water and without cooling liquid. Application Operation without oil will result in damage to the vacuum pump! -
Page 15: Switching The Vacuum Pump On/ Off
Switching the system off Make sure that the inlet and outlet for the cooling air are not cove- red or closed and that the flow of cooling air is not impaired in any If the system is equipped with a solenoid gate valve at the intake: ... -
Page 16: Maintenance Program
NOTE: Oil does not normally have to be refilled outside the recom- it cannot be switched on again accidentally mended oil change intervals. A drop in the oil level indicates a fault (see "Alarms and warnings -> Busch PLC and Busch LCD"). Maintenance DS 1200 A... -
Page 17: Checking The Colour Of The Oil
Make sure that the drain plugs have been fitted properly and that they do not leak If dark oil similar to the example shown is observed, you have to contact the Busch Customer Service without delay. CAUTION Oil change Only fill in oil through the oil filler opening. -
Page 18: Checking The Cooling Liquid
COBRA NS 0070 C Filling in new cooling liquid Prepare the quantity of cooling liquid needed (see “Cooling liquid type/quantity”) NOTE: The quantity of cooling liquid specified is of informative nature only. Respect the procedure of filling the cooling liquid. ... -
Page 19: Removal From Service
Only authorised personnel may carry out dismantling work on the Busch service will only accept vacuum pumps that come with a vacuum pump. Before work begins, the operator of the vacuum completely filled in and legally binding signed form. -
Page 20: Oil Type/ Quantity
Make sure that the oil type corresponds to specification: – Busch YLC 250 B, Art. No. 0831 131 400 (0,5 l @ 1 kg) WARNING The use of chemically contaminated or polluted oil can lead to hazardous pump conditions which could cause personal injury. -
Page 21: Cooling Liquid Type/ Quantity
Cooling liquid type/ quantity Cooling liquid type Make sure that the cooling liquid type corresponds to specifications : Specifications Zitrec M-25 (ready-to-use) 20 litres can 5 litres can part no. 0831 238 761 part no. 0831 563 469 Cooling liquid quantity The quantity of cooling liquid specified in this instructions manual is of informative nature only. -
Page 22: Technical Data
Technical data Technical data DS 1200 A Nominal suction capacity 1200 Ultimate pressure Torr < 2 x 10 mbar < 3 x 10 Nominal motor rating (50 / 60 Hz) 4.0 / 4.4 Nominal motor rating Electric power capacity at ultimate kW (MB : 90 Hz;... -
Page 23: Eu-Declaration Of Conformity
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 declara- tion 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 24 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 0870721586/-0004_en / © Busch Manufacturing Korea, Ltd .