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15 | EU Declaration of Conformity

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Instruction Manual COBRA NC 1000 B WCV_EN_en

15 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 manufac-
turer.
When this machine is integrated into a superordinate machinery the manufacturer of the superordinate machin-
ery (this can be the operating company, too) must conduct the conformity assessment process for the superor-
dinate machine or plant, issue the Declaration of Conformity for it and affix the CE-mark.

The manufacturer

Ateliers Busch S.A.
Zone Industrielle
CH-2906 Chevenez

declares that the machine(s): 

COBRA NC/NX 1000 B

has (have) been manufactured in accordance with the European Directives:

– ‘Machinery’ 2006/42/EC

– ‘Electromagnetic Compatibility’ 2014/30/EU

– ‘RoHS’ 2011/65/EU + Commission Delegated Directive (EU) 2015/863, restriction of the use of certain haz-

ardous substances in electrical and electronic equipment

and the following standards:

Standard

Title of the Standard

EN ISO 12100 : 2010

Safety of machinery - Basic concepts, general principles of design

ISO 13857 : 2019

Safety of machinery - Safety distances to prevent hazard zones being
reached by the upper and lower limbs

EN 1012-1 : 2010
EN 1012-2 : 1996 + A1 : 2009

Compressors and vacuum pumps - Safety requirements - Part 1 and Part 2

EN ISO 2151 : 2008

Acoustics - Noise test code for compressors and vacuum pumps - Engineer-
ing method (grade 2)

IEC 60204-1 : 2016

Safety of machinery - Electrical equipment of machines - Part 1: General re-
quirements

IEC 61000-6-2 : 2016

Electromagnetic compatibility (EMC) - Generic standards. Immunity for in-
dustrial environments

IEC 61000-6-4 : 2018

Electromagnetic compatibility (EMC) - Generic standards. Emission stand-
ard for industrial environments

EN ISO 13849-1 : 2015 

(1)

Safety of machinery - Safety-related parts of control systems - Part 1: Gen-
eral principles for design

(1)

 In case control systems are integrated.

Chevenez, 01.06.2020

Christian Hoffmann, General Director

Содержание COBRA NC 1000 B

Страница 1: ...technical data instruction manuals service kits Instruction Manual COBRA Dry Screw Vacuum Pumps NC 1000 B water cooled version 0870551589 A0002_en Original instructions Modifications reserved 14 09 2...

Страница 2: ...5 2 2 Discharge Connection 10 5 2 3 Cooling Water Connection 11 5 2 4 Barrier Gas System Connection Optional 12 5 3 Filling Oil 12 5 4 Filling Cooling Liquid 14 5 5 Fitting the Coupling 15 5 6 Electri...

Страница 3: ...Table of Contents Instruction Manual COBRA NC 1000 B WCV_EN_en 3 12 Technical Data 29 13 Cooling Liquid 29 14 Oil 29 15 EU Declaration of Conformity 30...

Страница 4: ...as been designed and manufactured according to state of the art meth ods Nevertheless residual risks may remain This instruction manual highlights po tential hazards where appropriate Safety notes and...

Страница 5: ...Cooling liquid pump CWI Cooling water inlet CWO Cooling water outlet EB Eye bolt GB Gas ballast valve IN Suction connection LS Level switch MP Magnetic plug MTB Motor terminal box NP Nameplate ODP Oi...

Страница 6: ...dry non aggressive non toxic and non explosive gases Conveying of other media leads to an increased thermal and or mechanical load on the machine and is permissible only after a consultation with Busc...

Страница 7: ...bearings chambers Depending on the application the sealing systems efficiency can be improved with a barrier gas system see Barrier Gas System 7 2 5 Optional Accessories 2 5 1 Gas Ballast Valve The ga...

Страница 8: ...d with oil can cause large quantities of oil to ingress into the cylinder Drain the oil prior to every transport or always horizontally transport the machine Machine weight see the technical data or t...

Страница 9: ...tion class of the motor and the electrical instruments Make sure that the installation space or location is vented such that sufficient cool ing of the machine is provided Make sure that cooling air i...

Страница 10: ...lid particles Install a suitable filter 5 micron or less upstream from the machine Connection size s DN125 PN16 EN 1092 1 If the machine is used as part of a vacuum system Busch recommends the install...

Страница 11: ...apacity l min 15 Water pressure bar 1 6 Supply temperature C 5 30 Required pressure differential across sup ply and return bar 1 To reduce the maintenance effort and ensure a long product lifetime we...

Страница 12: ...1 4 ISO 228 1 Make sure that the gas complies with the following requirements Gas type Dry nitrogen or air Gas temperature C 0 60 Maximum gas pressure bar 13 Recommended pressure setting at the pressu...

Страница 13: ...B WCV_EN_en 13 32 For oil type and oil capacity see Technical Data 29 and Oil 29 1 2 B u s c h O il 3 MAX MIN 3 mm 4 Check oil level Oil filling at the motor side 1 2 B u s c h O il 3 MAX MIN 3 mm 4...

Страница 14: ...Oil type see nameplate Change interval see instruction manual If there is no sticker part no 0565 568 959 on the machine Order it from your Busch representative 5 4 Filling Cooling Liquid For cooling...

Страница 15: ...ww ktr com and download the instruction man ual of the ROTEX coupling 5 6 Electrical Connection DANGER Live wires Risk of electrical shock Electrical installation work must only be executed by qualifi...

Страница 16: ...han 1800 min 1 30 Hz NOTICE Incorrect connection Risk of damage to the motor The wiring diagrams given below are typical Check the inside of the terminal box for motor connection instructions diagrams...

Страница 17: ...4 pin U 7 5 30 VDC 4 20 mA 50 150 C Trip signal Ttrip 70 C 1 2 4 3 3 1 1 Brown 3 Blue 5 7 2 Wiring Diagram Level Switch Part no 0652 569 236 Connector M12x1 4 pin U 10 30 VDC DC PNP Imax 200 mA Contac...

Страница 18: ...ing used Make sure that the installation conditions see Installation Conditions 9 are met Turn on the water supply If the machine is equipped with a barrier gas system Turn on the barrier gas supply A...

Страница 19: ...Continuously drain condensate from the condensate drain plug CD of the silencer SI Optional 7 Maintenance WARNING Machines contaminated with hazardous material Risk of poisoning Risk of infection If t...

Страница 20: ...20 Check the cooling liquid level see Cooling Liquid Level Inspection 21 Check the machine for oil leaks in case of leaks have the machine repaired contact Busch Yearly Carry out a visual inspection...

Страница 21: ...MAX MIN Fill up if necessary see Filling Cooling Liquid 14 7 4 Replacing the Gas Ballast Filter Optional 1 2 3 Discard the part Busch genuine spare parts Gas ballast filter part no 0562 550 434 7 5 O...

Страница 22: ...ce 22 32 Instruction Manual COBRA NC 1000 B WCV_EN_en 1 3 2 4 Oil draining at the motor side Cleaning cloth Drain pan Magnetic plug 1 3 4 2 Oil draining at the suction side Cleaning cloth Drain pan Ma...

Страница 23: ...B WCV_EN_en 23 32 For oil type and oil capacity see Technical Data 29 and Oil 29 1 2 B u s c h O il 3 MAX MIN 3 mm 4 Check oil level Oil filling at the motor side 1 2 B u s c h O il 3 MAX MIN 3 mm 4 C...

Страница 24: ...he oil change date on the sticker Last oil change __ __ ____ Oil type see nameplate Change interval see instruction manual If there is no sticker part no 0565 568 959 on the machine Order it from your...

Страница 25: ...e equipment NOTICE Improper assembly Risk of premature failure Loss of efficiency It is highly recommended that any dismantling of the machine that goes beyond an ything that is described in this manu...

Страница 26: ...al 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 machine as scrap metal 10 Spare Part...

Страница 27: ...repair the ma chine contact Busch Install an inlet filter if nec essary The resistance thermome ter TSA reached the switch point Let the machine cool down See problem The ma chine runs too hot Corrosi...

Страница 28: ...ling Wa ter Connection 11 Ambient temperature too high Observe the permitted ambient temperature see Technical Data 29 Temperature of the process gases at the inlet too high Observe the permitted gas...

Страница 29: ...Max allowable gas inlet temperature C 50 hPa mbar 200 50 hPa mbar 70 Relative humidity at 30 C 90 Ambient pressure Atmospheric pressure Cooling water requirements See Cooling Water Connection 11 Oil...

Страница 30: ...Directive EU 2015 863 restriction of the use of certain haz ardous substances in electrical and electronic equipment and the following standards Standard Title of the Standard EN ISO 12100 2010 Safety...

Страница 31: ...Note...

Страница 32: ...busch it Japan info busch co jp Korea busch busch co kr Malaysia busch busch com my Mexico info busch com mx Netherlands info busch nl New Zealand sales busch co nz Norway post busch no Peru info bus...

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