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Summary of Contents for BUSCH FOSSA FO 0020 A
- Page 1 FOSSA Scroll Vacuum Pumps FO 0020 A Instruction Manual 2000093194 | -_en-US | Original instructions 1/19/2024...
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Page 2: Table Of Contents
Connecting gas ballast external supply ......................Connecting to mains power supply ........................Interfaces ................................Interface overview .............................. "Remote" interface.............................. 6.2.1 Inputs ..............................6.2.2 Outputs ..............................6.2.3 RS-485 ..............................Connecting control unit............................Using RS-485 interface ............................2 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... - Page 3 Replacing the tip seal ........................... 9.5.3 Assembling the pump housing......................Final inspection..............................Decommissioning ..............................10.1 Shutting down for longer periods........................10.2 Recommissioning..............................Recycling and disposal............................11.1 General disposal information ..........................Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 3 | 84...
- Page 4 Technical data and dimensions .......................... 15.1 General ................................. 15.2 Technical data..............................15.3 Substances in contact with the media......................15.4 Dimensions ................................EU Declaration of Conformity ..........................UK Declaration of Conformity..........................4 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en...
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Page 5: About This Manual
About this manual Dear Customer, Thank you for choosing a Busch Vacuum solutions product. Your new scroll pump is designed to support you with its performance, perfect operation and without impacting your individual applica- tion. The name Busch Vacuum Solutions stands for high-quality vacuum technology, a comprehen- sive and complete range of top-quality products and first-class service. -
Page 6: Applicable Documents
1.1.2 Variants – FOSSA FO 0020 A, Scroll pump, with pressure sensor – FOSSA FO 0020 A, Scroll pump, with pressure sensor, without GB Target group These operating instructions are aimed at all persons performing the following activities on the product: –... -
Page 7: Stickers On The Product
Position of the stickers on the product Description Note: Read the operating instructions Rating plate Hot surface warning sign Warranty seal Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 7 | 84... -
Page 8: Abbreviations
Personal computer PTFE Polytetrafluoroethylene Residual Current Device Digital pressure sensor (RPT 010) RS-485 Standard for a physical interface for asynchro- nous serial data transmission (Recommended Standard) Service instructions Universal Serial Bus 8 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 9: Safety
Is used to highlight actions that are not associated with personal injury. ● Instructions to avoid damage to property NOTE Notes, tips or examples indicate important information about the product or about this docu- ment. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 9 | 84... -
Page 10: Safety Instructions
IEC 60449 and VDE 0100), the insulating measures will be destroyed. There is a danger to life from electric shock at the communication interfaces. ● Connect only suitable devices to the bus system. 10 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... - Page 11 ● Observe the maximum permissible pressure of 1,500 hPa (absolute). ● Observe the permissible pressures and pressure differentials for the product. ● Check the function of the exhaust line on a regular basis. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 11 | 84...
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Page 12: Risks During Operation
● In case of water damage, disconnect the complete power supply from the area affected. ● Provide an on-site electrical fuse protection (e.g. RCD) in hazardous areas. ● When selecting the installation location, observe potential damage from water. 12 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... - Page 13 ● Take suitable safety precautions and prevent health hazards or environmental pollution by toxic process media. ● Decontaminate affected parts before carrying out maintenance work. ● Wear protective equipment. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 13 | 84...
- Page 14 ● Disconnect the vacuum pump from the mains. ● Allow the vacuum pump to cool down before carrying out any maintenance work. ● Wear personal protective equipment if necessary. 14 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en...
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Page 15: Safety Precautions
● Never fill or operate the unit with cleaning agents or cleaning agent residues. ● Do not carry out your own conversions or modifications on the unit. ● Observe the unit's protection degree prior to installation or operation in other environments. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 15 | 84... -
Page 16: Limits Of Use Of Product
● Operating with impermissibly high exhaust pressure ● Operating in impermissible high magnetic fields ● Using the vacuum pump outside the specified range of application ● Using for pressure generation 16 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 17: Personnel Qualification
Only adequately trained individuals may carry out all works in other transport, storage, operation and disposal fields. Such training must ensure that individuals are capable of carrying out the re- quired activities and work steps safely and properly. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 17 | 84... -
Page 18: Personnel Qualification For Maintenance And Repair
Adequately trained individuals are: Maintenance level 1 ● Customer (trained specialist) Maintenance level 2 ● Customer with technical education ● Busch Vacuum service technician Maintenance level 3 ● Busch Vacuum service technician 18 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 19: Product Description
The pump is equipped with an integrated drive and control unit. A three-stage gas ballast system supports the prevention of condensation accumulating in the vacuum pump. Description Gas inlet Stationary spiral Orbiting spiral Gas compression Gas outlet Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 19 | 84... -
Page 20: Drive
The vacuum pump has a gas ballast system for manual supply of inert gas to the suction chamber. Gas ballast supports the reduction of condensate accumulating in the pumping system. 20 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 21: Pressure Sensor
2 connecting sockets for the operation of suit- able Busch Vacuum Solutions accessory devices Identifying the product ● To ensure clear identification of the product when communicating with Busch Vacuum Solutions, always keep all of the information on the rating plate to hand. Product features... -
Page 22: Transportation And Storage
● Note the center of gravity of the load. ● Observe safe handling of manually operated transport devices. ● Ensure harmonious movements and moderate speeds. ● Ensure a flat substrate. ● Wear protective equipment, e.g. safety shoes. 22 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 23: Storing The Vacuum Pump
● Store the vacuum pump only indoors within the permissible temperature limits. ● In rooms with humid or aggressive atmospheres: Hermetically seal the vacuum pump together with a drying agent in a plastic bag. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 23 | 84... -
Page 24: Installation
● With stationary installation, if necessary, secure the vacuum pump on the standing area with all 4 fixing holes (M8). ● When installing the pump in a closed housing, ensure adequate air circulation. 24 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 25: Connecting Vacuum Side
● Install a vacuum connection with small flange components, e.g. fasteners and pipe components DN 25 ISO-KF. ● Connect the vacuum pump to the vacuum system using the vacuum connection. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 25 | 84... -
Page 26: Connecting The Exhaust Side
● Observe the permissible pressures and pressure differentials for the product. ● Check the function of the exhaust line on a regular basis. Condensate separator Busch Vacuum Solutions recommends installing a condensate separator, with conden- sate drain at the lowest point of the exhaust line. Example of exhaust connection... -
Page 27: Connecting Gas Ballast External Supply
The gas ballast system of the scroll pump is suitable for being connected to a gas external supply. Couplings for the G 1/8" connection from the Busch Vacuum Solutions accessories range are avail- able for this purpose. - Page 28 ● Tightening torque: 2.5 Nm. ● Connect an external supply with nitrogen (N2) or another dry, inert gas to the coupling. ● With the gas supply, observe the maximum permissible inlet pressure. 28 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en...
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Page 29: Connecting To Mains Power Supply
● Ensure safe integration into an emergency off safety circuit. ● Do not carry out your own conversions or modifications on the unit. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 29 | 84... - Page 30 The electronic drive unit starts when the mains supply is established. Establishing mains supply ● Order a country-specific power cable from the Busch Vacuum Solutions accessories. ● Always ensure a secure connection to the earthed conductor. ● Plug the mains cable into the connecting plug of the electronic drive unit.
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Page 31: Interfaces
The following specifications are the factory settings for the elec- tronic drive unit. They can be configured with the parameter set. ● Utilize the screened plug and cable. Connection diagram of 15-pin "remote" connection Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 31 | 84... -
Page 32: Inputs
V+: Pumping station on and malfunction acknowledgment. Reset pending error messages after eliminating the cause. open: Pumping station off DI standby/pin 6 V+: Standby on open: Operation at nominal rotation speed or selected rotation speed in rotation speed setting mode 32 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 33: Outputs
IEC 60449 and VDE 0100), the insulating measures will be destroyed. There is a danger to life from electric shock at the communication interfaces. ● Connect only suitable devices to the bus system. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 33 | 84... - Page 34 ● Install the devices according to the specification for RS-485 interfaces. ● Make sure that all devices connected to the bus have different RS-485 device addresses [P:797]. ● Connect all devices with RS-485 D+ and RS-485 D- to the bus. 34 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en...
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Page 35: Protocol For Rs-485 Interface
Control command … Data response / Control command understood … Error message NO_DEF Parameter number n2–n0 no longer exists _RANGE Data dn–d0 outside the permissible range _LOGIC Logical access error Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 35 | 84... -
Page 36: Telegram Example 1
TC_110, TM_700 arac-ters. ASCII codes between 32 and 127 boolean_new Logical value (false/true) 0 is equivalent to false 1 is equivalent to true u_short_int Positive whole number 000 to 999 36 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... - Page 37 Any character string with 16 ch- BrezelBier&Wurst arac-ters. ASCII codes between 32 and 127 string8 Any character string with 8 ch- Example arac-ters. ASCII codes between 32 and 127 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 37 | 84...
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Page 38: Parameter Set
0 = off stdby standby 1 = on Malfunction 1 = Malfunction ac- rorAckn acknowl- knowledgement edgement Pumpg- Pumping 0 = off Statn station 1 = on and mal- function acknowl- edgment 38 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... - Page 39 1 = closed 2 = open Auto automatic 0 = off start start 1 = on after power failure BalGas- Gas ballast 0 = off Valv valve con- 1 = on trol Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 39 | 84...
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Page 40: Status Requests
Remote pri- 0 = no motePr ority 1 = yes Error Error code code OvTem- Excess tem- 0 = no pElec perature 1 = yes drive elec- tronics 40 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... - Page 41 Elec- Electronic Name drive unit designation Error code rHist1 history, item 1 Error code rHist2 history, item 2 Error code rHist3 history, item 3 Set rotation 9999 tRotSp speed (rpm) Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 41 | 84...
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Page 42: Reference Value Inputs
PrsSn1 Name sen- Name sor 1 Pres- Pressure 1 · 1200 sure 1 value 1 PrsCor- Correction rPi 1 factor 1 RS485A RS-485 In- terface ad- dress 42 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 43: Operation
The electronic drive unit is pre-configured with the factory default basic functions and is ready for operation. For individual requirements, you can configure most connections for the electronic drive unit with the parameter set. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 43 | 84... -
Page 44: Configuring The Digital Outputs
Parameter [P:060] Option Description 1 = remote Operation via connection “remote” 2 = RS-485 Operation via connection “RS-485” 255 = Unlock interface selection 44 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 45: Configuring Accessories
● Operate the vacuum pump with the on/off and standby buttons. Operating vacuum pump with external controller ● Connect a remote control via the "remote" 15-pin D-Sub socket. ● Control the vacuum pump by means of the “PLC level”. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 45 | 84... -
Page 46: Speed Modes
Auto boost and auto standby can be combined. Description Common Speed Mode Nominal speed Standby speed Set speed Pressure control Auto Speed Options standard auto boost auto standby auto standby + boost Gauge needed 46 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 47: Normal Operation
8.5.2 Standby mode Busch Vacuum Solutions recommends standby mode for during process and production stops. When standby mode is active, the electronic drive unit reduces the rotation speed of the vacuum pump. The factory setting is 50 % of the nominal rotation speed. Stand-by mode has priority over ro- tation speed setting mode. -
Page 48: Auto Boost
● The yellow LED flashes for about 1 s after releasing the button. In the event of power recovery after a power failure, the vacuum pump restores the operating sta- tus that existed at the time of the power failure. 48 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 49: Pressure Regulation Operation
(N Hydrogen (H Carbon dioxide (CO Water vapor Helium (He) Neon (Ne) Argon (Ar) Krypton (Kr) Xenon (Xe) Dichlorodifluoromethane (CCl , R12) The correction factors provided are mean values. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 49 | 84... - Page 50 ● Calculate the effective pressure using the following formula: = C × p ● P = Effective pressure ● C = Correction factor of the gas to be measured ● p = Displayed pressure (gauge calibrated for air) 50 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en...
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Page 51: Operating With Gas Ballast
● Turn the selector switch of the gas ballast valve to the desired position. ● Allow the selector switch to completely engage in position. ● In case an external gas supply is used, open the supply. ● Observe the permissible inlet pressure. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 51 | 84... -
Page 52: Operating Mode Display Via Led
LEDs on the electronic drive unit show the basic operating states of the vacuum pump. A differenti- ated error and warning display is only possible for operation with the Busch Vacuum Solutions dis- play and control unit or a PC. -
Page 53: Switching Off Vacuum Pump
● Switch the voltage supply off. Alternative: Switch off via parameters ● Set parameter [P:010] to value of "0". Alternative: Switch off via "remote" interface ● Remove the bridge between pins 7 ad 5. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 53 | 84... -
Page 54: Maintenance
● Disconnect the mains cable from the vacuum pump. NOTICE Danger of property damage from improper maintenance Unprofessional work on the vacuum pump will lead to damage for which Busch Vacuum Solu- tions accepts no liability. ● We recommend taking advantage of our service training offering. -
Page 55: General Cleaning And Maintenance Work
Maintenance frequency and service lives are process-dependent. Chemical and thermic loads or contamination reduce the recommended reference values. ● Determine the specific service lives during the first operating interval. ● Consult with Busch Vacuum Solutions if you wish to reduce the maintenance frequency. NOTE Yellow LED flashing: Checking performance data The flashing yellow LED indicates that maintenance may be required. -
Page 56: Replacing The Non-Return Valve On The Exhaust Side
● Vacuum pump cooled Required tools ● Face spanner, pin diameter 3 mm, article number: PV D40 012 ● Open-end wrench, WAF 13 ● Calibrated torque wrench (tightening factor ≤ 2.5) 56 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 57: Removing The Non-Return Valve
● Insert the O-ring into the designated groove in the spiral housing. ● Turn the compression spring on the valve plate to open it. ● The valve guide centers and fixes the compression spring. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 57 | 84... -
Page 58: Replacing The Gas Ballast Valve
Removing gas ballast valve Required tools ● Slot screwdriver ● Allen key, WAF 2.5 ● O-ring picker Description O-ring, 3x Gas ballast valve Special screw Cover Sinter filter Spiral housing 58 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 59: Installing Gas Ballast Valve
● Retain the weight for loading the valve plate for the installation. ● Replace the O-ring between the gas ballast handle and the base plate. 9.4.2 Installing gas ballast valve Description Cylinder screw, 3x Gas ballast handle Valve plate Weight Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 59 | 84... -
Page 60: Changing The Tip Seal
● Press the cover into the gas ballast valve. Changing the tip seal Prerequisites ● Vacuum pump switched off ● Vacuum system vented to atmospheric pressure ● Electrical supply disconnected 60 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 61: Disassembling The Spiral Housing
Fan cable Removing the fan cover ● Pull the fan cover at the bottom slightly to the front. ● Undo the plug of the fan cable on the electronic drive unit Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 61 | 84... -
Page 62: Replacing The Tip Seal
● Unscrew the auxiliary screws from the spiral housing. 9.5.2 Replacing the tip seal Required tools ● O-ring picker ● Side cutter Required consumables ● Laboratory gloves ● Clean, lint-free cloth ● Isopropanol ● Spare part package 1 62 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... - Page 63 ● Press a new tip seal, starting from the inside, into the spiral groove. ● The clamping points in the groove help you to fix the tip seal in place. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 63 | 84...
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Page 64: Assembling The Pump Housing
● Fit the spiral housing with the guide hole exactly on the guide pin of the pump housing. ● Make sure that the tip seals remain in the grooves. ● Screw the spiral housing with hexagon socket screws (5×) and washers firmly onto the pump housing. 64 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 65: Final Inspection
● Maintenance work carried out on opening the housing Carrying out a final inspection ● Perform a functional test. ● Check to make sure the fan is working. Recommended final check ● Carry out a leak test. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 65 | 84... -
Page 66: Decommissioning
● Clean the vacuum pump exterior with a lint-free cloth and a little isopropanol. ● If necessary, arrange for Busch Vacuum Solutions to completely clean the vacuum pump. ● Observe the total running time of the vacuum pump and if necessary, use support services of Busch Vacuum Solutions. -
Page 67: Recycling And Disposal
● Potentially contaminated components that come into contact with media 11.2 Disposing of the scroll pump Busch Vacuum Solution scroll pumps contain materials which must be recycled. ● Disconnect the electronic drive unit. ● Dismantle the motor. ● Decontaminate the components that come into contact with process gases. -
Page 68: Malfunctions
● Check the fan connecting ● ambient temperature too cable for a correct fit and high damage. ● Reduce the thermal load. ● Ensure adequate air sup- ply. ● Adapt the ambient condi- tions. 68 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... - Page 69 ● Bearing is damaged ● Contact Busch Vacuum Solu- tion tions. ● Rotor damaged ● Contact Busch Vacuum Solu- tions. ● Spiral element contaminat- ● Contact Busch Vacuum Solu- ed or damaged tions. Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 69 | 84...
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Page 70: Error Codes
● Load too high ● Reduce the load ● Rotation speed can- (poss. limited power due to ex- not be maintained cess temperature) Err021 Pump not recognized ● Contact Busch Vacuum Solu- tions 70 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... - Page 71 ● Contact Busch Vacuum Solu- tions Err825 Internal communica- ● Contact Busch Vacuum Solu- tion error tions Err913 Direction of rotation Incorrect direction of ● Contact Busch Vacuum Solu- rotation tions Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 71 | 84...
- Page 72 ● Check to make sure the fan is temperature working. ● Check the fan connecting ca- ble for a correct fit and dam- age. ● Improve the cooling ● Check the operating condi- tions 72 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en...
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Page 73: Warning And Malfunction Messages When Operating With Control
● Connect the unit to incorrect electronic the correct electron- drive unit ic drive unit ** Error E698 ** Communication error ● Electronic drive unit ● Contact Busch Vacu- is not re-sponding um Solutions Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 73 | 84... -
Page 74: Spare Parts
● Read the data on the product rating plate. ● Always have the vacuum pump article number at hand, along with other details from the rating plate. ● Install original spare parts only. FOSSA FO 0020 A Maintenance kit 1 Description Tip seal O-ring... - Page 75 FOSSA FO 0020 A valve set Description Valve plate, 2× Compression spring, 2× O-ring, 16 × 1.5 O-ring, 19 × 2.5 O-ring, 6 × 3 Spare part package Order number Valve set 2000026538 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 75 | 84...
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Page 76: Accessories
SAS 25 S, dust separator, DN 25 ISO-KF 2000020935 Push-in fitting G 1/8" including seal for hose 2000028071 connection (8/6 mm) Screw cap for gas ballast valve 2000027430 RPT 010, digital Piezo/Pirani sensor 2000026518 76 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 77: Technical Data And Dimensions
Technical data and dimensions 15.1 General Basis for the technical data of Busch scroll vacuum pumps: ● Specifications according to PNEUROP committee PN5 ● ISO 21360-1 2016: “Vacuum technology - Standard methods for measuring vacuum-pump per- formance - Part 1: General description”... -
Page 78: Substances In Contact With The Media
Stainless steel Outlet flange Stainless steel Corrugated bellows Stainless steel Pumping system Anodized aluminum, PTFE compound Non-return valve Stainless steel, FKM Gas ballast valve Nickel-plated alumi- num, stainless steel, FKM, PTFE 78 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en... -
Page 79: Dimensions
Pressure sensor RPT Ceramic, nickel, stain- Option less steel, tungsten, silicon dioxide, ar- aldite, solder Screws Stainless steel Seals 15.4 Dimensions FOSSA FO 0020 A Dimensions in mm Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 79 | 84... -
Page 80: Eu Declaration Of Conformity
EU Declaration of Conformity This Declaration of Conformity and the CE-markings affixed to the nameplate are valid for the machine within the Busch scope of delivery. This Decla- ration of Conformity is issued under the sole responsibility of the manufacturer. -
Page 81: Uk Declaration Of Conformity
UK Declaration of Conformity This Declaration of Conformity and the UKCA-markings affixed to the nameplate are valid for the machine within the Busch scope of delivery. This Dec- laration of Conformity is issued under the sole responsibility of the manufacturer. - Page 82 Notes Notes 82 | 84 Instruction Manual FOSSA FO 0020 A 1Ph_EN_en...
- Page 83 N otes Instruction Manual FOSSA FO 0020 A 1Ph_EN_en 83 | 84...
- Page 84 With a network of over 60 companies in more than 40 countries and agencies worldwide, Busch has a global presence. In every country, highly competent local personnel delivers custom-tailored support backed by a global network of expertise. Wherever you are.
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