Elmo Rietschle G Series Operating Instructions Manual
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Summary of Contents for Elmo Rietschle G Series
- Page 1 Edition 04.2014 · 610.44495.40.000 Original operating instructions · English Operating Instructions G-BH2 2BH20360 | 2BH20540 | 2BH20780...
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Page 2: Table Of Contents
Contents About this manual ................ Content of this document ............... Target group ................... Explanation of the terms and symbols ........... Changes in comparison to the previous version ......Other valid documents ..............Safety and responsibility ............. Explanation of warning signs ............Correct use of the equipment ............ - Page 3 Contents Parameterising the drive control ............ 6.8.1 Parameterize integrated drive control 2FC4...-1ST/PB/CB/SC ..6.8.2 Parameterize integrated drive control 2FC4...-1NE ....... 6.8.3 Parameterize external drive control 2FC4...-1ST/PB/CB/SC ..6.8.4 Parameterize the external drive control 2FC4...-2 ......6.8.5 Parameterize external drive control from third party ...... Commissioning ................
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Page 4: About This Manual
About this manual About this manual Content of this document These operating instructions: ▪ is part of the side-channel compressor: Series G-BH2 Types 2BH20360- ..- . . . 2BH20540- ..- . . . 2BH20780- . - Page 5 About this manual Symbol Explanation Hot surface warning Disconnect prior to maintenance or repair Observe the instructions Use foot protection Use hand protection Use eye protection Use head protection Use ear protection Earth prior to use Term Explanation Plant Part provided by the user in which the side-channel compressor is installed. Side-channel compres- Ready to connect machine for the generation of a vacuum and/or overpressure.
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Page 6: Changes In Comparison To The Previous Version
About this manual Term Explanation Mixed operation Operating mode whereby the - pressure at inlet p1 < p atm. and - pressure at outlet p2 > p atm. Integrated drive control Drive control that is fitted for the G-BH2 by the manufacturer. = 2FC4...- 1ST/PB/PN/SC/CB External drive control... -
Page 7: Safety And Responsibility
Safety and responsibility Safety and responsibility The manufacturer is not liable for damage caused by the failure to observe these instructions and the related documents [➙ 6]. Explanation of warning signs Warning sign Explanation Danger that failure to observe the measures could lead to death or serious physical injuries. -
Page 8: Working In A Safety-Conscious Manner
Safety and responsibility Working in a safety-conscious manner Work at a standstill and Work on running or energised vacuum pumps/compressors can lead to seri- de-energised ous injuries due to body parts being drawn in or crushed or death due to electric shock. -
Page 9: Requirements For Personnel
Safety and responsibility Requirements for personnel 2.5.1 Staff qualifications and training All those who will work on the G-BH2 must have read and understood these in- structions and the related documents [➙ 6]. Personnel in training may only work on the G-BH2 under supervision of personnel who have the required knowledge. -
Page 10: Personal Protective Equipment
Safety and responsibility 2.5.2 Personal protective equipment WARNING Danger of crushing and cutting! Crushing and cutting of body parts due to sharp edges or falling parts on the open G-BH2. 1. Wear protective gloves, safety footwear and safety goggles for all assembly and disassembly, troubleshooting and maintenance work. -
Page 11: Requirements Of The Operator
Safety and responsibility Requirements of the operator WARNING Explosion and burst risk! Any machine that is operated at a pressure or speed that is beyond that which is permitted, can explode or burst and cause serious injuries due to parts flying off and suddenly ejected conveyed media. 1. -
Page 12: Product Identification
Product identification Product identification Rating plate Series Pressure differences Type values with a negative sign apply to vacuum and vacuum operation Serial number/year of manufacture values with no sign apply to overpressure and compressor operation Machine type, protection class, thermal class Power factor Frequency M Nominal efficiency level and efficiency class... -
Page 13: Structure
Product identification Structure Compressor housing Direction of rotation arrow Terminal box Rating plate Earth connection Silencer Foot Asynchronous motor Discharge-side connection Threaded holes for cover position Suction side connection Compressor cover Direction of conveyance arrow Eye bolt/lifting attachment Fan guard ©... -
Page 14: Options
Product identification Options The G-BH2 can be delivered with the following options Integrated drive control 2FC4...- Discharge side and/or suction side without 1ST/PB/PN/SC/CB silencer with flange Wall assembly drive control 2FC4...- Discharge side and/or suction side, cover side 1ST/PB/PN/SC/CB Auxiliary ventilator Suction side, cover side 42.1 Direction of rotation arrow, auxiliary ventilator Ancillaries... -
Page 15: Function Principle
Product identification Function principle The side-channel compressor consists of a drive (motor) and a compressor part in which an impeller rotates contact-free in the side-channel. Side-channel compressors can be used as a vacuum pump or are used as the compressor (observe Correct use of the equipment [➙ 7]). As soon as the motor is switched on, conveyed media is suctioned on the suction side connection (1). -
Page 16: Eu Declaration Of Conformity
Product identification EU declaration of conformity EU declaration of conformity Gardner Denver Deutschland GmbH Manufacturer: Industriestraße 26, 97616 Bad Neustadt, Germany Representative for the com- Holger Krause Industriestraße 26, 97616 Bad Neustadt, Germany pilation of technical docu- ments: Designation of the machine: G-Series Side Channel Compressor Series G-BH2 Types... -
Page 17: Transportation And Storage
Transportation and storage Transportation and storage Unpacking and checking the condition of delivery The G-BH2 is secured onto a pallet or foot plate and protected by a cardboard box for delivery. Remove the packaging. NOTICE! First remove the transport protection on the connection open- ings before connecting the pipes and hoses. -
Page 18: Storage
Transportation and storage Transportation with a crane All single-stage G-BH2 are equipped with an eye bolt (item 15, Structure [➙ 13]) and all two and three-stage G-BH2 are equipped with a lifting attach- ment (item 15, Structure [➙ 13]). The eye bolt or lifting attachment is exclu- sively designed for the mass of the G-BH2, including the original accessories (except for the in-line filter, item 51, Structure [➙... -
Page 19: Mounting
Mounting Mounting Measures after long-term storage Replace ball bearings and radial shaft seal When the length of storage until assembly is exceeded by 4 years for the storage conditions provided in Storage [➙ 18]. Replace the rolling bearing. Clean adjacent bearing areas for open ball bearings and re-grease. Replace and grease the radial shaft seal. -
Page 20: Reduction Of Oscillations And Noises
Mounting Reduction of oscillations and noises Noise emissions and vibrations can be reduced by the following measures. ▪ Do not set up the G-BH2 in set-up areas that conduct or radiate sound. ▪ Equip installation surfaces with intermediate layers of noise damping material. ▪... -
Page 21: Vertical Axis Mounting On The Compressor Cover
Mounting 5.4.2 Vertical axis mounting on the compressor cover For vertical mounting on the compressor cover (item 14, Structure [➙ 13]), spring elements (accessory) must be used. Mark the threaded holes for the cover position (item 13, Structure [➙ 13]) re- ferring to the dimensional drawing. -
Page 22: Fit Loose Silencer And Accessories
Mounting Fit loose silencer and accessories Fit loose silencer For G-BH2 with discharge/suction side on cover side, the silencers are en- closed separately due to technical packaging reasons and must be fitted. Remove transport protection. Position the silencers (item 44/45) on the compressor cover (item 14) and screw in with nuts (476) and threaded studs (444). - Page 23 Mounting WARNING Serious injuries due to suction and drawing in of body parts and hair during compressor operation! For free drawing in from the environment, provide safety measures that pre- vent the drawing in of body parts and hair. WARNING Risk of burns due to temperatures of up to approx.
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Page 24: Electric Power Connection
Electric power connection Electric power connection General installation regulations DANGER Lethal electric shock on the housing due to the air gap being too small! Air gaps between non-insulated, voltage active components and the earth must be at least 5.5 mm [0.217 in] to one another (for a measured voltage of ≤... -
Page 25: Additional Installation Requirements For The Drive Control
Electric power connection ▪ Be constructed and fitted in such a way that the following faults do not lead to damage: – short circuits – mechanical impacts – power supply failures or surges – electromagnetic fields – earth connections The electrical equipment and control must not put the protective devices of the drive system and the motor protection (e.g. -
Page 26: Prepare The Motor Terminal Box
Electric power connection EMERGENCY OFF function An EMERGENCY OFF function must be provided when a dangerous situation can occur that must be rectified manually (see ISO 12100, 5.5.2) ▪ Implement the EMERGENCY off function according to EN 418 and EN 50099. ▪... -
Page 27: Connect The Motor To The Mains
Electric power connection Connect the motor to the mains Open the terminal box cover. Connect the protective cable to the terminal with the symbol to the left. Connect switch stirrup according to circuit diagram in (item 2, Structure [➙ 13]). Note torque settings for terminal plate connections. -
Page 28: Integrated Drive Control By Third Party Manufacturer
Electric power connection 6.6.3 Integrated drive control by third party manufacturer NOTICE Mechanical damage! Integrated drive controls from third-party manufacturers can overload the foot and lifting attachment or damage the bearing due to the oscillations. Do not fit integrated drive controls from third-party manufacturers on the G- BH2. -
Page 29: Connect Auxiliary Ventilator
Electric power connection Circuit diagram with suitable PTC resistor and evaluation unit I> I> I> T1 T2 V1 U1 W1 L1 L2 L3 U V W Θ 2TP2 2TP1 V1 U1 W1 Θ 2TP2 2TP1 PTC resistor PTC resistor and evaluation unit Drive control Circuit diagram with PTC resistor evaluation... -
Page 30: Parameterising The Drive Control
Electric power connection NOTICE Destruction due to overheating! For operation without the auxiliary ventilator running, the G-BH2 can over- heat and be destroyed. Provide forced switching that prevents an operation of the G-BH2 without the auxiliary ventilator running. Carefully remove blind plugs. Insert screws. -
Page 31: Parameterize The External Drive Control 2Fc4
Electric power connection 6.8.4 Parameterize the external drive control 2FC4...-2 External drive control 2FC..-2, adjust the parameters with the keypad Remove the keypad after an operating error and reconnect it. Reset the con- nection parameters. Plug in the keypad and wait approx. 3 seconds. The keypad carries out a self-test. -
Page 32: Commissioning
Commissioning Commissioning Measures after a long shut-down period Replace ball bearings and radial shaft seal When the time at a standstill exceeds 4 years since the last commissioning. Replace the rolling bearing. Clean adjacent bearing areas for open ball bearings and re-grease. Replace and grease the radial shaft seal. -
Page 33: Sensors Function Check
Commissioning Sensors function check Check the control for error messages by disconnecting the sensors (e.g. PTC resistor). Remedy the cause of the error for any malfunctions. Measure the acoustic emissions It is necessary to measure the acoustic emissions for G-BH2 without piping or G-BH2 without silencers or G-BH2 with piping. -
Page 34: Operation
Operation Operation WARNING Risk of burns due to temperatures of up to approx. 160 [320°F]! Contact with hot surfaces, pipes and hoses, can lead to burns. 1. Do not touch surfaces provided with warning signs. 2. Allow to cool after removing from service Switch on If fitted, open the shut-off devices in the suction/pressure lines. -
Page 35: Troubleshooting
Troubleshooting Troubleshooting DANGER Lethal electric shock from G-BH2 with drive control! The drive control continues to be live after the intermediate circuit voltage has been switched off and slowly becomes de-energised. 1. After switching off, wait for at least 3 minutes. 2. - Page 36 Troubleshooting Fault Cause Corrective measure To be car- ried out by Rolling bearing in motor or com- Replace the rolling bearing. Service* pressor part faulty. Circuit breaker trig- Motor overloaded. Settings de- Qualified Reduce settings. gered again after viate from details on rating plate.
- Page 37 Troubleshooting Fault Cause Corrective measure To be car- ried out by Abnormal running Spring elements faulty Qualified Replace spring elements. noises or oscillations personnel Rolling bearing in motor or com- Replace the rolling bearing. Service* pressor part faulty. Vibrations too high Spring elements faulty Qualified...
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Page 38: Maintenance, Repairs And Spare Parts
Maintenance, repairs and spare parts Maintenance, repairs and spare parts 10.1 Maintenance DANGER Lethal electric shock from G-BH2 with drive control! The drive control continues to be live after the intermediate circuit voltage has been switched off and slowly becomes de-energised. 1. -
Page 39: Repairs And Complaints
Maintenance, repairs and spare parts Maintenance interval Maintenance measure To be car- ried out by When installing a cover, service intervals will halve Different ambient and operating conditions increase (e.g. lack of continuous operation, lower pressure differences) or reduce (e.g. operation with drive control, long storage time) the values. -
Page 40: Decommissioning
Decommissioning Decommissioning 11.1 Decommissioning DANGER Lethal electric shock from G-BH2 with drive control! The drive control continues to be live after the intermediate circuit voltage has been switched off and slowly becomes de-energised. 1. After switching off, wait for at least 3 minutes. 2. -
Page 41: Technical Data
Technical data Technical data 12.1 Mechanical data 12.1.1 Weight Example: Mass 2BH20360-1... = 49 kg (108 lbs) Type [kg (lbs)] 2BH20360-1… — — — (108) (119) (146) (172) 2BH20360-2… — — (163) (188) (212) (227) (282) 2BH20360-3… — — (194) (218) (236) (289) -
Page 42: Connection Dimensions
Technical data 12.1.2 Connection dimensions Fittings dimensions - internal threads The internal thread is arranged according to the order as an ISO 228-G pipe thread or as an American NPT pipe thread. NPT threads can be recognised by a marking on the connection flange (Y). Type Pipe thread NPT threads... -
Page 43: Permitted Conditions For Use
Technical data Cable and wiring screw connections Thread Metal Plastic [Nm] [ft lbs] [Nm] [ft lbs] M12x1.5 4,0 – 6,0 2.95 – 4.42 2,0 – 3,0 1.48 – 2.21 M16x1.5 5,0 – 7,5 3.69 – 5.53 2,0 – 3,0 1.48 – 2.21 M25x1.5 4.42 –... -
Page 44: Permissible Pressure Differences Between The Suction And Pressure Side In Operation
Technical data 12.2.4 Permissible pressure differences between the suction and pressure side in operation Compressor operation [mbar] Vacuum operation [mbar] Item K , Rating plate [➙ 12] Item K , Rating plate [➙ 12] Loss of piping must be considered. 12.2.5 Pressure differences acting on the side-channel compressor Maximum permissible pressure differences between the suction or... -
Page 45: Speed Of Oscillation
▪ on the compressor part – vertically (compressor cover - C) – horizontally (compressor cover - D) – axially (compressor cover next to the Elmo Rietschle logo - E) 12.3 Electrical data Any deviations from the following electrical data must be agreed with the manu- facturer. -
Page 46: Parameter Drive Control 2Fc4
Technical data 12.3.2 Parameter drive control 2FC4...-1ST/PB/PN/SC/CB Example: 2BH20540-1 . . P.6 with Δ-switching and 400 V mains voltage = 5000 min maximum speed with drive control setting C0011 = 86 Voltage version Switching Mains voltage n max max. output frequency [min [Hz] Code no. -
Page 47: Pressure Differences Generated By The Side-Channel Compressor
Technical data 12.4 Pressure differences generated by the side-channel compressor Maximum pressure differences generated in operation Compressor operation [mbar] Vacuum operation [mbar] Item K , Rating plate [➙ 12] Item K , Rating plate [➙ 12] The pressure differences given on the rating plate have a tolerance of ±10% and apply to the permissible operating conditions [➙...
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