background image

Star connection (High voltage)

CAUTION

T4

T5

T6

If the vacuum pump is operated with a motor that turns in the 

wrong direction, it can be destroyed, even if this is the case for only 

a short moment.

T7

T8

T9

Thermo switch connection

Power wiring connection

Make sure that the vacuum pump is connected correctly before

switching it on.

Determine rotation sense of the motor by using a measure tool or
by placing a rubber plate on the inlet.

Press the on/off switch briefly

Make sure that the vacuum pump draws in

If the direction of rotation has to be changed:

Exchange  two  of the  three feeder leads.

Equipment connections (with options)

The information concerning the use of the Busch PLC and the Busch

LCD can be found in the Operation and Maintenance manual (Art-No.

0870758077).

Connection of the lines/ pipes

Connect the intake lines

Connect the discharge lines

Make sure that all caps, safeguards and similar covers are mounted

Make sure that the inlet and outlet for the cooling air are not cover

ed or closed and that the flow of cooling air is not impaired in any

way

Oil filling

The COBRA DS vacuum pumps are generally dispatched with oil al-

ready in the vacuum pump. Before vacuum pump first startup, control

the oil level. In the event of absence of this lubricant, please carry out

the filling (see the chapter “Oil types” for information on the recom-

mended oils).

Installation and start-up 
Page 12

DS 8161 F

0870235853

 (En)

P1

P2

1

2

3

4

5

6

LCD serial wiring (RJ45), LCD1

LCD serial wiring (RJ45), LCD2

PC serial wiring (9 poles) (option)

USB connection

Customer Network, Communication modbus RTU RS 232 E

thernet network connection (Busch Monitoring System)

(option)

Interface connection (50 poles) (option)

PID Interface (9 poles) (option)

7

8

W1

L1

L3

L2

T

T2

T3

Power wiring 4 poles

1

Phase L1

2

Phase L2

3

Phase L3

4

Ground

Power connector on vacuum pump rear side

Phase L1

Phase L2

Phase L3

Ground

Содержание COMBI COBRA DP 600 C

Страница 1: ...liers Busch S A Zone industrielle 2906 Chevenez Switzerland 0870235853 _en Original instructions Modi cations reserved 07 12 2020 Instruction manual COMBI Screw Vacuum Pumps and Boosters COBRA DS 8161...

Страница 2: ...ogram 19 Weekly 19 Monthly 19 Yearly 19 Every 16 000 hours of operation at the latest after 4 years 20 Lock Out Tag Out procedure 20 Safety Lockout procedure 20 Checking the oil 20 Checking the oil le...

Страница 3: ...re reducer CWC Cooling water connection DGC Nitrogen connection OSG Oil sight glass CAO Extracting ventilator MB On off switch Main circuit breaker ESS Emergency stop switch EMO RF Ventilator PLC PLC...

Страница 4: ...switch cooling water HE Heat exchanger CWV Regulating valve coolingwater FS Flow switch booster OSG3 Oil sight glass OSG1 Oil sight glass PRV Nitrogen regulatingvalve CLP Glycol circulatingpump TS2 Te...

Страница 5: ...cator MB OSG4 Oil level indicator MB PGI Process gas inlet PGO Process gas outlet PRV Nitrogen regulating valve TR Temperature regulator 55 C TS1 Temperature switch oil temperature 120 C TS2 Temperatu...

Страница 6: ...e 100 C The pump will stop immediately after the emergency alarm ring a direct cooling water circuit in the motors in the cylinder covers A and B side of WY rotary lobes vacuum pump and COBRA NS vacuu...

Страница 7: ...safety regulations and must train and instruct his personnel accordingly Local regulations regarding the motors and electric control elements must be observed when installing the pump in potentially...

Страница 8: ...irst then outlet and nitrogen quick connections Put the label or warning board Maintenance processing on or next to the pump SafetyLockout procedure Take off the label or warning board Maintenance pro...

Страница 9: ...to unfavourable ambient condi tions for example aggressive environment frequent temperature changes begin immediately with preservation work on the vacuum pump In the caseof favourable ambient condit...

Страница 10: ...ills the requirements for assembly dismantling Make sure that no temperature sensitive parts for example of plastic wood cardboard paper electronic parts come into contact with the hot surfaces of the...

Страница 11: ...that the regulations of the Electromagnetic Compatibility Directive 2014 30 EU as well as standard EN norms safety directives and especially local and national regulations are observed this is the res...

Страница 12: ...e discharge lines Make sure that all caps safeguards and similar covers are mounted Make sure that the inlet and outlet for the cooling air are not cover ed or closed and that the flow of cooling air...

Страница 13: ...leak within the work area Make sure before every transport using the appropriate lifting mean that the inclination of the vacuum pump is less than 5 CAUTION The vacuum pump must remain in a horizontal...

Страница 14: ...just under cylinder upper plate In casecooling liquid level is belowrequired level Fill in more cooling liquid If the intake line isequipped with a shut off device Open the shut off device If the inta...

Страница 15: ...rectly The cooling water flow is factory set on 10 Nl min and can be adjusted at the regulating cock CWV This water circuit is used to cool the motor of the DP and MB vacuum pumps Make sure that the n...

Страница 16: ...aks repair the vacuum pump Busch Inspect the vacuum pump for leaks of cooling liquid if there are leaks repair the vacuum pump Busch Inspect the vacuum pump for leaks of cooling water if there are lea...

Страница 17: ...densate drain Drain the oil see Draining the oil WY MB rotary lobesvacuumpump If the oil level does not reach the target circle Top up with oil see Refilling oil If the oil level exceeds the target ci...

Страница 18: ...d drain any remaining oil Check that no metal swarf sticks to the magnet of the drain plug clean if necessary Refit the oil drain plugs and tighten up Dispose of the used oil in compliance with applic...

Страница 19: ...f cylinder upper plate Screw on the cooling liquid filler cap again If liquid has run on to the outside surfaces of the vacuum pump wipe it off Draining the cooling liquid Make sure that the vacuum pu...

Страница 20: ...einto pores openings andother internal partsof the vacuumpump There is ahealth hazardwhen dismantling the vacuumpump There is also a danger to the environment Prior to shipping the vacuumpumpmustimper...

Страница 21: ...smantled drain the oil dispose of the oil according to local environmental protection regulations drain the cooling liquid dispose of the cooling liquid according to local environmental protection reg...

Страница 22: ...d to hazardous pumpconditions whichcouldcausepersonalinjury Oil quantity The quantity of oil specified in the following table isof informative nature only Check the oil level with the help of the vari...

Страница 23: ...e glycol and water for the cooling liquid corresponds to a percentage of 40 pure glycol and 60 water It istherefore not necessary to prepare the mix before use But when using pure glycol it isimperati...

Страница 24: ...12 5 10 0 Motor rating DP MB 60 Hz 90 Hz kW 15 15 Nominal motor speed DP 60 Hz min 1 3600 Nominal motor speed MB 90 Hz min 1 5400 Noise level EN ISO 2151 50 Hz 60 Hz dB A dB A 75 Ambient temperature C...

Страница 25: ...lectrical and electronic equipment and following the standards Person authorised to compile the technical file Gerd Rohweder BuschDienste GmbH Schauinslandstr 1 DE 79689 Maulburg Icheon si 07 12 2020...

Страница 26: ...Note...

Страница 27: ...Note...

Страница 28: ...ch Belgium info busch be Hungary busch buschvacuum hu Norway post busch no Taiwan service busch com tw Brazil vendas buschdobrasil com br India sales buschindia com Peru info busch com pe Thailand in...

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