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Installation and

Maintenance Instructions

Screw Vacuum Pumps

COBRA DS 0080 - 2000 G

Busch Manufacturing Korea, Ltd.

189-51, Soicheon-ro, Majang-myun

Icheon-si, Gyunggi-do, 467-813

Republic of Korea

0870772712 /

1024 / Original instructions / Subject to change without notice

Содержание COBRA DS 0160 G

Страница 1: ...structions Screw Vacuum Pumps COBRA DS 0080 2000 G Busch Manufacturing Korea Ltd 189 51 Soicheon ro Majang myun Icheon si Gyunggi do 467 813 Republic of Korea 0870772712 181024 Original instructions S...

Страница 2: ...fety Lockout procedure 19 Checking the oil 19 Checking the oil level 19 Refilling oil 19 Checking the colour of the oil 20 Oil change 20 Draining used oil 20 Filling in new oil 20 Checking the cooling...

Страница 3: ...lts PMR Unblocking for screw OSG1 Oil sight glass OFP Oil filler plug ODP Oil drain plug NC Nitrogen connections CWC Cooling water connections EV Expansion vessel CWR Cooling water regulating valve CW...

Страница 4: ...DS 0080 2000 G Page 4 0870772712 En CWM CLD CWR PSA OSG 2 ODP TV DGF DGR 1 DGR 2 TS EV OFP...

Страница 5: ...or screw OSG1 Oil sight glass DP OSG2 Oil sight glass MB OFP Oil filler plug ODP Oil drain plug NC Nitrogen connections CWC Cooling water connections CWR Cooling water regulating valve CWM Cooling wat...

Страница 6: ...DS 80 2000 G Page 6 0870772712 En OUT OFP PS OSG 4 CWR OFP PSA CLD OSG 2 ODP CWM TV DGF DGR 1 DGR 2 TS ODP...

Страница 7: ...ng for screw OSG1 Oil sight glass DP OSG2 Oil sight glass MB OFP Oil filler plug ODP Oil drain plug NC Nitrogen connections CWC Cooling water connections CWR Cooling water regulating valve CWM Cooling...

Страница 8: ...DS 0080 2000 G Page 8 0870772712 En OFP PS OSG 4 OFP CWR CLD OSG 2 ODP ODP TS DGR 1 DGR 2 DGF CWM TV PSA...

Страница 9: ...of startings per hour 6 Operating principle The COBRA DS 0080 2000 G vacuum pumps are COBRA NS screw vacuum pumps with cooling water and nitrogen circuits The COBRA NS screw vacuum pumps are driven by...

Страница 10: ...dispatched without oil and cooling liquid without cooling water Before vacuum pump first startup control the oil level and the cooling liquid level Operation without these coolants can result in dama...

Страница 11: ...and safety regulations Nevertheless an element of residual risk remains Various safety instructions are to be found in this handbook and on the pump These instructions must be followed You can recogni...

Страница 12: ...e abbreviation for volatile corrosion inhibitor The VCI molecule is an organic corrosion inhibitor in the vapour phase Integrated in various carriers such as film cardboard paper foam liquid and powde...

Страница 13: ...vacuum pump in the case of a smaller cross section l Make sure that the vacuum pump is connected with leakproof lines CAUTION When the intake lines have been connected make sure that the system does n...

Страница 14: ...all the pump at its final installation site Electrical connection WARNING Risk of electrocution risk of damage Electrical installation must be performed by a suitably qualified electrician who knows a...

Страница 15: ...safeguards and similar covers are mounted l 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 way Oil filling...

Страница 16: ...izontal position when it has been filled with oil Filling in cooling liquid The COBRA DS 0080 2000 G vacuum pumps are generally dispatched with cooling liquid already in the vacuum pump Before vacuum...

Страница 17: ...ntended for use in a potentially non explosive environment Max permissible number of startings per hour 6 As far as temperature is concerned the pump is suitable for continuous duty at any pressure be...

Страница 18: ...l Shut off the nitrogen supply l Shut off the cooling water supply If the system is equipped with a solenoid gate valve in the cooling water circuit u Close the solenoid gate valve l Make sure that th...

Страница 19: ...an if necessary l Check the measuring and safety equipment for working order If the discharge is equipped with a sound absorber u Clean the sound absorber If the discharge is equipped with a leak prot...

Страница 20: ...than 20 minutes before the oil is drained l Make sure that the vacuum pump is switched off and cannot acci dentally be switched on again l Make sure that the vacuum pump is vented to atmospheric pres...

Страница 21: ...rly Replace it if necessary l Screw on the drain plug CLD again l Screw purge valve CLV and drain plug CLD l Dispose of the used cooling liquid according to applicable environ mental protection regula...

Страница 22: ...ive tapes have been removed l Switch on the vacuum pump by following the procedure described in the chapter Installation and start up Dismantling and disposal DANGER If the vacuum pump has pumped gase...

Страница 23: ...onal injury Oil quantity The quantity of oil specified in the following table is of informative nature only Check the oil level with the help of the various oil sight glasses on the vacuum pump Pump t...

Страница 24: ...f informative nature only Respect the procedure of filling the cooling liquid Quantity Zitrec M 25 already mixed ready to use DS 0080 2000 G 4 litres CAUTION The proportion of pure glycol and water fo...

Страница 25: ...ment approx l min 0 75 0 75 0 75 Nitrogen overpressure bar 1 5 1 5 1 5 Weight approx kg 276 338 445 with silencer at exhaust Technical data DS 1000 G DS 2000 G Nominal suction capacity 50 Hz 60 Hz m3...

Страница 26: ......

Страница 27: ...ical and electronic equipment and following the standards Standard Title of the standard EN ISO 12100 2010 Safety of machinery Basic concepts general principles of design EN ISO 13857 2008 Safety of m...

Страница 28: ...Majang myun Icheon si Gyunggi do 467 813 Republic of Korea Phone 82 31 645 2700 Fax 82 31 631 2898 e mail busch busch co kr Malaysia Busch Malaysia Sdn Bhd 4 6 Jalan Taboh 33 22 Seksyen 33 Shah Alam T...

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