BUSCH COBRA NC 400 B Installation And Maintenance Instructions Manual
Screw vacuum pumps
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Summary of Contents for BUSCH COBRA NC 400 B
- Page 1 Installation and Maintenance Instructions Screw Vacuum Pumps COBRA NC 400 B for Ecoclean GmbH cleaning equipment Ecoclean part number: 7180551, 7181192 Ateliers Busch S.A. Zone industrielle 2906 Chevenez Switzerland 0870543127/-0004/ 191016 / Original instructions / Modifications reserved...
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Page 2: Table Of Contents
Discharge connection ..... 8 Congratulations on your purchase of the Busch vacuum pump. With Electrical connection/ Checks ....8 watchful observation of the field’s requirements, innovation and steady... -
Page 3: Product Description
(e.g. corrosion) during operation, in order to maintain the explosion protection cover. The COBRA NC 400 B with the above mentioned certification can be This is particularly applicable for the safety devices, such as the used for drawing explosive gases and vapour mixtures out of and in temperature sensors and pressure switches. -
Page 4: Principle Of Operation
The COBRA NC vacuum pumps are always shipped without oil, cooling water and cooling liquid. Operation without any of these The vacuum pump COBRA NC 400 B conforms to European Directive lubricants will destroy the vacuum pump within a short period of 2014/34/EU. -
Page 5: Safety
Liquide de refroidissement: 40% Antigel selon manuel d’installation / 60% Eau Achtung heiss! / Warning hot! / Attention chaud! and understood before the vacuum pump is used. If you have any doubts, please contact your local Busch representative. Warnung ! Der Versand der Pumpe erfolgt ohne Kühlflü- Safety information sigkeit- und/ oder Ölfüllung ! -
Page 6: Storage
Conservation CAUTION In case of adverse ambient conditions (e.g. aggressive atmosphere, frequent temperature changes) conserve the vacuum pump Do not walk, work or stand under suspended loads. immediately. In case of favourable ambient conditions conserve the vacuum pump if CAUTION a storage of more than 3 months is anticipated. -
Page 7: Installation Prerequisites
Make sure that the installation site or assembly area is ventilated in If you have any doubts, contact your Busch representative. such a way that adequate cooling of the vacuum pump is assured... -
Page 8: Discharge Connection
Discharge connection l Make sure that the drive of the vacuum pump will not be affected by electric or electromagnetic interference; if unsure please seek advice from your Busch representative CAUTION Cooling liquid level control Do not put hands into the outlet aperture. -
Page 9: Technical Data
Technical data Vacuumpump in operation Technical data Temperature sensor TS Type 90210/10-303-1001-1-6-150-254/330 Measuring range -50 °C ... +150 °C C = 4...20mA Measured value SA > Reference value? Measuring element 3-conductor technic DIN B Measuring transmitter JUMO DTRANS T03 Connector M12 x 1 Type Binder Measured value SA after 2 seconds... -
Page 10: Drive Motor
Drive motor If the fan is turning in the wrong direction: u Switch around any two of the three drive motor supply cables in the terminal box CAUTION Filling up with oil The connection digrams given below are typical. Specific orders or deviating connection diagrams for certain markets may apply. -
Page 11: Filling In Cooling Liquid
The monitored values depend on several operating values. In order to u Close the shut-off device ensure trouble-free operation, the initial adjustments must only be carried out by specialised Busch staff during the initial start-up of the If the inlet line is not equipped with a shut-off device: pump. -
Page 12: Recommendations On Operation
The COBRA NC vacuum pumps are always delivered without oil. described below. The COBRA NC 400 B vacuum pump with the certification: Operation without oil will destroy the vacuum pump within a short Inside II 2G Ex h IIB T3 Gb X period of time. -
Page 13: Inerting Process
The bearings have to be replaced every 24'000 operating hours as a bearing breakdown would increase the danger of explosion. Other work such as dismantling or rebuilding jobs as well as repair and maintenance work may only be carried out by specialised BUSCH service staff. Maintenance... -
Page 14: Maintenance Programme
However, they can be scheduled in if the user reckons they are necessary. Risk of burns! l Change all parts subject to wear (bearings, shaft seals) (Busch Before starting any maintenance work, make sure that the vacuum Service) -
Page 15: Colour Of The Oil
CAUTION CAUTION Risk of injury (burns) with open oil filler orifice. Because the ends of the drain plugs are magnetic, metal swarf can stick to them. Always clean away this swarf when removing the Risk of injury in case of badly screwed-in plugs. drain plugs. -
Page 16: Changing The Cooling Liquid
Any dismantling of the vacuum pump beyond the scope of what is l Stop the filling described in this manual must be done by specially trained Busch l Make sure that the seal of the cooling liquid filler cover is not service staff only. -
Page 17: Removal From Service
u dispose of the vacuum pump as scrap metal Removal from service dispose of the different components of the pump in compliance – with applicable regulations Temporary removal from service l Prior to disconnecting inlet and outlet pipes as well as cooling water pipes, make sure that all piping is vented to atmospheric pressure Recommissioning... -
Page 18: Troubleshooting
Use larger diameter tubing too small a diameter Internal parts worn or damaged Repair the vacuum pump (Busch service) The vacuum pump does not start The drive motor is not supplied with the correct Supply a drive motor with the correct voltage... - Page 19 Remove the drive motor and check the drive motor and the vacuum pump separately If the vacuum pump is jammed: Repair the vacuum pump (Busch service) The drive motor is defective Replace the drive motor (Busch service) The vacuum pump is jammed...
- Page 20 Clogging in the discharge pipe Remove the clogging The oil is black Oil change intervals are too long Drain the oil The oil has overheated Fill in new oil (see “Maintenance”) In case the oil life is too short: use oil with bet- ter heat resistance or add additional cooling Troubleshooting Page 20...
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Page 21: Spare Parts
Spare parts NOTE: For COBRA pumps, please contact your local Busch representative for any ordering of spare parts or concerning the servicing of the vacuum pump. When ordering spare parts or accessories, please always quote the type ("Type") and the serial no. ("S/N") of the vacuum pump. This will allow Busch service to check if the vacuum pump is compatible with a modified or improved part. -
Page 22: Cooling Liquid Type/ Quantity
Cooling liquid type/ quantity Cooling liquid type l Make sure that the cooling liquid type corresponds to specifications : Specifications C-25 (ready-to-use) 25 litres can 5 litres can part no. 0831 563 468 part no. 0831 563 469 Cooling liquid quantity The quantity of cooling liquid specified in this instructions manual is of informative nature only. -
Page 23: Technical Data
Technical data Technical data NC 400 B 50 Hz Nominal suction capacity 60 Hz 50 Hz Ultimate pressure mbar £0,05 60 Hz Nominal motor rating with 50 Hz discharge counter pressure 60 Hz £ 0,1 bar 50 Hz 3000 Nominal motor speed 60 Hz 3600 50 Hz... -
Page 25: 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 Declaration 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 26: Temperature Sensor Ts
Temperature sensor TS Temperature sensor TS Page 26... - Page 27 Temperature sensor TS Page 27...
- Page 28 Temperature sensor TS Page 28...
- Page 29 Temperature sensor TS Page 29...
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Page 30: Accelerometer Sa
Accelerometer SA Data Sheet DS0162 Iss 1 Page 1 of 3 • • ! " Ø27mm • # 43mm White +ve Black 0 volts Screen (not connected to case) 28mm A/F & )"* ' " 0 1./ 20 3 4 1./ "... - Page 31 Data Sheet DS0162 Page 2 of 3 Male Studs Quick Fit (Q/F) Product Product From From Code Code Q/F Male MS036 1/4" - 28 UNF MS001 Glue Base MS039 1/4" - 28 UNF 10 - 32 UNF MS002 Q/F Male M8 Male MS067 1/4"...
- Page 32 Data Sheet DS0162 Page 3 of 3 +24V POWER SUPPLY Zener Barrier MTN/MH096 (MTL 787S) White +ve Black 0 volts 4-20 Screen (not connected to case) Note : Care should be taken not to install this in a high velocity dust laden atmosphere. Monitran Ltd Monitor House 33 Hazlemere Road...
- Page 33 Monitran Limited, Monitor House, Hazlemere Road Penn, Buckinghamshire. HP10 8AD, UK Tel: +44 (0)1494 816569 Fax:+44 (0)1494 812256 info@monitran.co.uk Web Site: www.monitran.co.uk EU DECLARATION OF CONFORMITY Monitran Ltd. declares under its sole responsibility that the product(s) listed below conform to the relevant provisions of Directive 2014/34/EU Part Number Serial Number...
- Page 34 Note...
- Page 35 Note...
- Page 36 Busch – All over the World in Industry www.buschvacuum.com Finland Malaysia Spain Argentina Busch Malaysia Sdn Bhd. Busch Vakuumteknik Oy Busch Argentina S.R.L. Busch Ibérica S.A. 4&6, Jalan Taboh 33/22, Seksyen 33 Sinikellontie 4 Santo Domingo 3076 Pol. Ind. Coll de la Manya...