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nash_elmo Industries GmbH 

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Order No.: 610.44436.40.000 

Subject to change 

 

 

Edition 09/2003 

 

Declaration of Conformity

12  Declaration of Conformity 

 

 

 

 

EC Declaration of Conformity 

 

  Manufacturer: 

nash_elmo Industries GmbH 
Postfach 1510 
D-97605 Bad Neustadt / Saale 

 

  Product designation: 

Gas-ring vacuum pumps/compressors of the G_400 series, 
models 2BH7 2.., 2BH7 3.., 2BH7 4.., 2BH7 5.. and 2BH7 6.. 

 

  The designated product complies with the provisions of the following European Directives: 

 

 98/37/EC 

Machinery 

Directive 

 

  73/23/EEC 

Low Voltage Directive 

 

 89/336/EEC*

)

 EMC 

Directive 

 

  The conformity with these Directives is proven by complete adherence to the following standards: 

 

 Harmonized 

standards: 

 

  DIN EN 292-1 

Safety of machinery; Basic concepts, general principles for design; 
Part 1: Basic terminology, methodology 

 

  DIN EN 292-2 

Safety of machinery; Basic concepts, general principles for design; 
Part 2: Technical principles and specifications 

 

  DIN EN 294 

Safety of machinery; Safety distances to prevent danger zones from being reached 
by the upper limbs 

 

  DIN EN 563 

Safety of machinery; Temperatures of touchable surfaces; Ergonomics data to 
establish temperature limit values for hot surfaces 

 

  DIN EN 626-1 

Safety of machinery; Reduction of risk to health from hazardous substances 
emitted by machinery; 
Part 1: Principles and specifications for machinery manufacturers 

 

  DIN EN 1012-1 

Compressors and vacuum pumps; Safety requirements; 
Part 1: Compressors 

 

  DIN EN 1012-2 

Compressors and vacuum pumps; Safety requirements; 
Part 2: Vacuum pumps 

 

  EN ISO 11688-1 

Acoustics - Recommended practice for the design of low-noise machinery and 
equipment - 
Part 1: Planning (ISO/TR 11688-1:1995) 

 

  DIN EN 60034 

Rotating electrical machines 

 

  DIN EN 60146-1-1*

)

 

Semiconductor converters - General requirements and line commutated converters   

  DIN EN 60204-1 

Safety of machinery; Electrical equipment of machines; 
Part 1: General requirements (IEC 204-1:1992, modified) 

 

  DIN EN 61000-6-2*

)

 

Electromagnetic compatibility (EMC) - 
Part 6-2: Generic emission standard: Interference immunity for industrial 
applications 

 

  DIN EN 61000-6-4*

)

 

Electromagnetic compatibility (EMC) - 
Part 6-4: Generic emission standards: Basic specification on emitted interference 
for industrial applications (IEC 61000-6-4:1997, modified) 

 

  The machine's operating instructions are available in German (original version) and in English. The technical 

construction file is available in German (original version). Any modifications of the machine that have not 
beforehand been agreed upon and permitted by us in writing invalidate this Declaration of Conformity. 

 

  nash_elmo Industries GmbH 

Bad Neustadt / Saale, 2003-09-15 

 

   

 
 

 

 

 

  (Erich Michael Wenzel, Management) 

 

(Dr. Uwe Seidel, Director of Development) 

 

  *

)

 Only applicable for design with (mounted or unmounted) frequency converter. 

 

 

Содержание G 400 Series

Страница 1: ...n 09 2003 English Phone 49 911 1454 5268 Fax 49 911 1454 5252 E mail service nash elmo com Internet www nash elmo com Gas Ring Vacuum Pumps Compressors Operating Instructions Series G_400 Models 2BH7...

Страница 2: ...llation 12 5 2 Electrical connection motor 14 5 3 Connecting pipes hoses vacuum pump compressor 16 5 3 1 Inlet connection 17 5 3 2 Discharge connection 17 5 3 3 Procedure when connecting pipes hoses 1...

Страница 3: ...ld result in death or serious injury if the corresponding measures are not taken CAUTION Danger of injuries Indicates a potentially hazardous situation that may result in minor or moderate injury if t...

Страница 4: ...ng parts external fan impeller shaft Cutting cutting off of extremities Grasping winding up of hair and clothing Danger due to vacuum and gauge pressure sudden escape of fluids skin and eye injuries s...

Страница 5: ...Residual risks WARNING Danger zone Hot surface up to approx 160 C 320 F Hazard Possible burns Protective measures Cover the pump motor unit with a suitable touch protection e g perforated plate cover...

Страница 6: ...t in the following designs single impeller single stage two impeller two stage three impeller three stage Increased pressure differences can be achieved with the two impeller and three impeller pump m...

Страница 7: ...H75 approx 52 approx 2 05 2BH76 approx 53 approx 2 09 Minimum distance to vacuum pump compressor cover Minimum distance to face of vacuum pump compressor cover mm inches 30 1 18 Vibrations The followi...

Страница 8: ...approx 142 2BH7310 0 2 approx 86 approx 187 2BH7410 0 1 approx 101 approx 214 2BH7510 0 1 approx 111 approx 232 2BH7510 0 2 approx 112 approx 234 2BH7610 0 1 approx 124 approx 255 2BH7610 0 3 approx...

Страница 9: ...3 4 2 21 2 95 M20x1 5 4 5 2 95 3 69 M32x1 5 M40x1 5 5 7 3 69 5 16 3 2 Electrical data See rating plate 3 3 Operating conditions Temperatures max permissible temperature 40 C 104 F Nominal value 15 C...

Страница 10: ...oes and protective helmet during transport WARNING Danger from tipping or falling loads Prior to transport and handling make sure that all components are securely assembled and secure or remove all co...

Страница 11: ...lectrical device cannot be damaged by external influences In particular the feed pipes must be securely routed e g in cable ducts in the floor etc WARNING Danger from balance damage caused by vibratio...

Страница 12: ...differs from the following specifications it is necessary to inquire with the Service Department Ambient conditions The pump motor unit is suitable for installation in the following environments In a...

Страница 13: ...the pump motor unit the following variants are possible with a different axis position horizontal or vertical Horizontal installation Vertical installation on the vacuum pump compressor cover cover in...

Страница 14: ...und and short circuit Cover or block off adjacent energized parts CAUTION Incorrect connection of the motor can lead to serious damage to the unit Regulations The electrical connection must be carried...

Страница 15: ...protective conductor the outer ground conductor Both conductors can be recognized from their color green yellow DANGER Electrical danger The terminal box must be free from foreign bodies dirt humidit...

Страница 16: ...d reasons and must be mounted by the operator Fig 3 2BH722 2BH762 two impeller pump motor units with two stage design Fig 4 2BH723 2BH763 three impeller pump motor units with three stage design WARNIN...

Страница 17: ...the related muffler Fig 1 Pg 2 Item 3 is marked with an arrow pointing into the vacuum pump compressor Connect the inlet pipe here The pumped gases are sucked in via this Procedure see Chapter 5 3 3 W...

Страница 18: ...again after a longer standstill Measure the insulation resistance of the motor With values 1 k per volt of nominal voltage the winding must be dried Measures before start up If a shut off device is in...

Страница 19: ...piping attach an additional muffler 6 2 Start up and shut down Start up Open shut off device in intake discharge pipe Switch on power supply for drive motor Shut down Switch off power supply for drive...

Страница 20: ...nt must provide the following conditions dry dust free low vibration effective value of vibration speed veff 2 8 mm s 0 11 sec Ambient temperature max 40 C 104 F CAUTION Danger of overheating due to h...

Страница 21: ...ck or correct impeller gap setting if necessary Service Impeller defective Replace impeller Service Motor does not start humming noise Rolling bearing on drive motor side or vacuum pump compressor sid...

Страница 22: ...e procedure described in Chapter 9 3 Decontamination and Declaration of Clearance Pg 22 must be used The original rating plate of the pump motor unit must be properly mounted intact and legible All wa...

Страница 23: ...ery Part 1 Principles and specifications for machinery manufacturers DIN EN 1012 1 Compressors and vacuum pumps Safety requirements Part 1 Compressors DIN EN 1012 2 Compressors and vacuum pumps Safety...

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