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Instruction Manual

COBRA

Dry Screw Vacuum Pumps
NC 0630 C
(air-cooled version)

0870567093/A0002_en / Original instructions / Modifications reserved

04/05/2018

Ateliers Busch S.A.
Zone industrielle, 2906 Chevenez
Switzerland

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Содержание COBRA NC 0630

Страница 1: ...umps NC 0630 C air cooled version 0870567093 A0002_en Original instructions Modifications reserved 04 05 2018 Ateliers Busch S A Zone industrielle 2906 Chevenez Switzerland All manuals and user guides...

Страница 2: ...2 5 Purge Gas System Connection Optional 13 5 3 Filling Oil 14 5 4 Filling Cooling Liquid 16 5 5 Liquid Flushing Device Installation Optional 16 5 6 Fitting the Coupling 17 5 7 Electrical Connection 1...

Страница 3: ...6 7 6 Cooling Liquid Change 29 8 Overhaul 30 9 Decommissioning 31 9 1 Dismantling and Disposal 31 10 Spare Parts 31 11 Troubleshooting 32 12 Technical Data 34 13 Cooling Liquid 34 14 Oil 34 15 EU Decl...

Страница 4: ...tured according to state of the art meth ods Nevertheless residual risks may remain This instruction manual highlights potential hazards where appropriate Safety notes and warning messages are tagged...

Страница 5: ...iquid fill plug CLG Cooling liquid sight glass CLP Cooling liquid pump CLV1 Cooling liquid vent plug machine CLV2 Cooling liquid vent valve heat exchanger EB Eye bolt GB Gas ballast valve IN Suction c...

Страница 6: ...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...

Страница 7: ...ion of vapour inside the machine The gas ballast valve has an influence on the ultimate pressure of the machine see Tech nical Data 34 2 4 3 Silencer A silencer at the discharge connection OUT can be...

Страница 8: ...h the appropriate liquid according to the process type The system consists of a solenoid valve which enables to open and close the flushing liquid circuit Furthermore two level switches LS1 and LS2 mo...

Страница 9: ...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 5 55 C 5...

Страница 10: ...ng Lines Pipes Remove all protective caps before installation Make sure that the connection lines cause no stress on the machine s connection if necessary use flexible joints Make sure that the line s...

Страница 11: ...ff or throttle the discharge line or use it as a pressurised air source Make sure that the counter pressure at the discharge connection OUT does not ex ceed the admissible pressure see Technical Data...

Страница 12: ...mperature C 0 60 Maximum gas pressure bar 13 Recommended pressure setting at the pressure regulating valve PRV bar 3 Filtration m 5 Recommended flow rate SLM 3 5 5 5 Air quality only for air Acc to IS...

Страница 13: ...gulator INF Inlet flange MAN Manometer MV Solenoid valve NIP Nitrogen panel PRV Pressure regulating valve Connect the purge gas connection to the gas supply Connection size G1 4 ISO 228 1 Electrically...

Страница 14: ...sk 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 34 1 2 B u s c h...

Страница 15: ...ng at the suction side 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...

Страница 16: ...se the cooling liquid vent valve CLV2 when the cooling liquid is spilling out Radiator vent valve key Fill up to the top of the vent orifice 5 5 Liquid Flushing Device Installation Optional LS1 FR LI...

Страница 17: ...g adjustment is done lock the coupling hub by tightening the radial screw Mount the motor on the machine by including the coupling spider For further coupling information go to www ktr com and downloa...

Страница 18: ...damage to the machine The motor nominal speed must always be higher than 1200 min 1 20 Hz NOTICE Incorrect connection Risk of damage to the motor The wiring diagrams given below are typical Check the...

Страница 19: ...ation just before the fan wheel stops If the rotation of the motor must be changed Switch any two of the motor phase wires 5 7 2 Wiring Diagram Solenoid Valve Optional Part no 0654 000 092 U 24 VDC Pm...

Страница 20: ...hite W2 Yellow U 230 400 VAC 50 Hz I 0 9 0 5 A U 230 400 VAC 60 Hz I 0 95 0 54 A P 0 195 kW Make sure that the air flow blows in the right direction according to the following il lustration If the rot...

Страница 21: ...l Switch Optional Part no 0652 556 531 Connector M12x1 4 pin 6 mW at I 1 mA 38 mW at I 3 5 mA Switching element function NAMUR Contact Normally closed 1 2 4 3 4 1 L 1 Brown 4 Black Switch point Lwarni...

Страница 22: ...ne is equipped with a barrier gas system Open the barrier gas supply Adjust the barrier gas pressure and volume flow Switch on the machine Make sure that the maximum permissible number of starts does...

Страница 23: ...liquid flushing is required START Reduce the motor speed to 10 Hz with the inlet valve closed Open the liquid flushing device solenoid valve The flushing duration depends on the application Adapt the...

Страница 24: ...he maintenance intervals or ask your Busch representative for service Shut down the machine and lock against inadvertent start up If the machine is equipped with a barrier gas system Close the barrier...

Страница 25: ...s at the latest after 1 year Change the oil of the gear and bearing housings both sides see Oil Change 26 Change the cooling liquid see Cooling Liquid Change 29 Clean the magnetic plugs MP Every 16000...

Страница 26: ...part Busch genuine spare parts Gas ballast filter part no 0562 550 434 7 5 Oil Change NOTICE Use of an inappropriate oil Risk of premature failure Loss of efficiency Only use an oil type which has pr...

Страница 27: ...630C_ACV_A0002_IM_en 27 36 1 2 3 Oil draining at the motor side Cleaning cloth Drain pan Magnetic plug 2 1 3 4 Oil draining at the suction side Cleaning cloth Drain pan Magnetic plug All manuals and u...

Страница 28: ...Data 34 and Oil 34 1 2 B u s c h O il 3 MAX MIN 4 Check oil level Oil filling at the motor side 1 2 B u s c h O il 3 MAX MIN 4 Check oil level Oil filling at the suction side When the oil filling is a...

Страница 29: ...29 36 Last oil change __ __ ____ Oil type see nameplate Change interval see instruction manual If there is no sticker on the pump Order it from your Busch representative 7 6 Cooling Liquid Change 1 2...

Страница 30: ...k of premature failure Loss of efficiency It is highly recommended that any dismantling of the machine that goes beyond any thing that is described in this manual should be done through Busch WARNING...

Страница 31: ...rage 9 9 1 Dismantling and Disposal Drain the oil Drain the cooling liquid Separate special waste from the machine Dispose of special waste in compliance with applicable regulations Dispose of the mac...

Страница 32: ...Condensable Vapours 22 The motor is defective Replace the motor The machine does not reach the usual pressure on the suction connection Suction or discharge lines too long or section diameter too smal...

Страница 33: ...inlet too high Observe the permitted gas inlet temperature see Technical Data 34 The cooling liquid pump is defective Repair the machine Oil level too low Top up oil Cooling liquid level too low Top...

Страница 34: ...ble gas inlet temperature C 50 hPa mbar 200 50 hPa mbar 70 Relative humidity at 30 C 90 Ambient pressure Atmospheric pressure Oil capacity motor side l 1 7 Oil capacity suction side l 0 6 Cooling liqu...

Страница 35: ...nt 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 machinery Safety distances t...

Страница 36: ...co kr Malaysia www busch com my Mexico www busch com mx Netherlands www busch nl New Zealand www busch com au Norway www busch no Peru www busch com pe Poland www busch com pl Portugal www busch pt Ru...

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