Used Herding Dust Extraction , Fume Extraction Herding for sale (7,533)

Year of construction: 2005, condition: good (used), Dust extractor,welding fume extractor by HERDING. Pgjdpjpgnfdefx Angsu Self-cleaning,pneumatic filter for plasma,laser,sandblasting,sodding,grinding plaster,cement,plastic and all kinds of dry dust. The filter is cleaned pneumatically by impulses of compressed air during operation, thus high efficiency of the device. Highly efficient Jet-Pulse cleaning system with low compressed air consumption. Integrated control cabinet with microprocessor to control all components. Herding MULTICOATER - (for sticky dust) for automatic addition of filter additives to protect filter media. 4 Kw fan Capacity - 800 m3/h Herding® DELTA or DELTA² filter elements Filtration area - 14.56 m2

Condition: new, Year of construction: 2021, functionality: fully functional, machine/vehicle number: 33461/2021/155537, overall weight: 1,150 kg, filter area: 55.2 m², suction capacity: 2,550 m³/h, Dust extraction, fume extraction by Herding. Podouy N S Ujpfx Angsgu Model: COMP 1500-14/9 SB Clean surface filtration based on rigid filters. High-efficiency blast cleaning system with low compressed gas consumption. Powerful radial fan with direct drive electric motor with attached frequency converter for process- and energy-optimized operation. Integrated control cabinet with processor to control all components. High-quality powder coating of the compact housing. All Herding polymer-based filter media are completely PFAS-free, have an extremely long service life and, depending on the process, achieve a service life of more than 15 years. Unit new. 11 Kw. fan with integrated frequency converter Capacity - 2550 m3/h Inlet diameter - 200 mm stock no.: 0889

Condition: used, Year of construction: 2008, functionality: fully functional, type of input current: three-phase, overall weight: 1,200 kg, input voltage: 400 V, total width: 1,050 mm, total length: 1,920 mm, total height: 2,160 mm, filter area: 23.75 m², suction capacity: 1,500 m³/h, Equipment: type plate available, HERDING brand dust extraction and welding fume extraction system. Self-cleaning filter, pneumatic, suitable for plasma, laser, abrasive blasting, grinding gypsum, cement, plastics, and all types of dry dust. The filter is pneumatically cleaned with pulses of compressed air during operation, ensuring high device efficiency. Highly efficient Jet-Pulse cleaning system with low compressed air consumption. Model: Delta Comp 1500-5/9 SB Pgjdpezpxdkofx Angou Fan power: 5.5 kW Capacity: 1500 m3/h Filtration area: 23.75 m2 Inlet diameter: 150 mm Height: 2.16 m Width: 1.05 m Depth: 1.92 m Weight: 1200 kg Stock number: 1158

Condition: excellent (used), filter area: 50 m², suction capacity: 650 m³/h, negative pressure: 38,000 Pa, High-pressure fume extractor, dust extractor, TEKA self-cleaning filter. Filter for plasma, laser. Due to its design, the system is particularly recommended for processing greasy, sticky fumes and dust. The device is equipped with an automatic system for impregnating cartridge filters and an activated carbon filter for neutralizing odors generated during processing. The filter is cleaned pneumatically with impulses of compressed air during operation, which results in high efficiency of the device. Pedpjrhidmefx Angogu The extraction is designed for special applications where the filtered fumes and dusts may be soggy and sticky. By feeding the impregnant, moisture is captured from the smoke, which helps protect the filters from sticking. In this case, the life of the patron filters is extended. After the cleaning process, the control gives a pulse to the magnetic valve, located on the top cover of the powder-filled barrel. The applied magnetic pulse swirls the impregnant, which enters the suction pipeline. The powder covers the working surface and provides a protective coating for the filters. Unit like new - worked only 126 hours !!! Turbine with a power of 7.5 Kw. in a sound-absorbing housing with a silencer Capacity 650 m3/h at a vacuum of up to 38 000 Pa !!! Filtration area of 50m2 Inlet diameter : 100 mm Complete with , pneumatic gate valve , silencer and partial piping.

Year of construction: 1995, condition: used, Dust extractor,welding fume extractor by Herding. Self-cleaning,pneumatic filter for plasma,laser,sandblasting,sodding,grinding plaster,cement,plastic and all kinds of dry dust. The filter is cleaned pneumatically by impulses of compressed air during operation, thus high efficiency of the device. Pgodpfx Aepwhl Ujngou High-quality filter cartridges of HSL type are made of sintered polyethylene with the possibility of cleaning have several times longer service life compared to ordinary cartridges. As standard, the coating is made of PTFE, which in combination with the material of the body (PE) provides a very high chemical durability. 4 Kw fan Capacity - 1680 m3/h

Year of construction: 1991, condition: good (used), Dust extraction,welding fume extraction,filtering,self-cleaning filter,pneumatic,vacuum dust collector,absorber for plasma,laser,sandblasting and all kinds of dry dust. Donaldson Torit model: 3DF18 Cyclo - with pre-separator Cartridge filter cartridges cleaned pneumatically with pulses of compressed air during operation, thus high efficiency of the device. The fan is located behind the filter on the clean side, which reduces the risk of explosion to a minimum. Psdpfx Aomrm Rasngogu Cartridge filter cartridges. 7.5 Kw fan Capacity 6000 m3/h Underpressure 3000 Pa Filtration area 378 m2 Inlet diameter - 350 mm Ultra WEB filter cartridges 18 pcs.

Condition: excellent (used), For sale: BOFA ES400i industrial fume extractor, manufactured by BOFA International for Markem-Imaje. This unit is designed for extracting and filtering contaminants generated during the operation of marking devices, including lasers. The metal housing is equipped with wheels, a control panel, and connection ports for the extraction system. The interior and visual condition of the unit are shown in the photos. Data from the nameplate: - Model: ES400i Pgjdpfxez Spdus Angsu - Part number: Power supply: 230 V, 50/60 Hz, 6.20 A - Date of manufacture: Serial number: 03/09/ES400i-1111

Condition: good (used), Dust extraction,welding fume extraction,cartridge filter self-cleaning,pneumatic,vacuum for plasma,laser,sandblasting,sodding,shotblasting and all kinds of dry dust. Brand: Vaupel - Gram Model : FL 104H High-pressure device. Filter cleaned by compressed air pulses during operation, thus high efficiency of the device. Fan on the clean side which reduces the risk of explosion to a minimum. Application: central extraction system for multiple welding stations extraction system for welding robots extraction system for thermal cutting and grinding tables extraction system in combination with an extraction table Podpjn Nw Ntjfx Angegu extraction system for grinding of non-exploitable materials Parameters : Sound-insulated fan with silencer with 18.5 Kw output Capacity 8000 m3/h Filtration area 104 m2 Included : Filter unit Inverter Lime dispenser Noise suppressor

Year of construction: 1999, condition: good (used), DISA dust extraction system, welding fume extraction, self-cleaning cartridge filter, pneumatic, vacuum-based, for plasma, laser, sandblasting, shot blasting, media blasting, plastics, and catalysts, mineral processes, and all types of dry dust. The filter is pneumatically cleaned with pulses of compressed air during operation, ensuring high device efficiency. The fan is located on the clean air side, minimizing the risk of explosion. Pgjdpfx Anohqd Tvogou Highly durable filter cartridges, resistant to moisture. Aluminum-coated, antistatic, operating temperature up to 135 degrees Celsius. Fan power: 11 kW. Capacity: up to 8000 m3/h. Vacuum: up to 4300 Pa. Filtration area: 128 m2.

Condition: excellent (used), Year of construction: 2018, functionality: fully functional, machine/vehicle number: 18133-00 12632868, input voltage: 400 V, Nederman ventilation unit for extraction of paint dust, oil mist, and contaminated air Pgodsw Hw Dgepfx Angju

Year of construction: 2019, condition: good (used), Dust extraction,welding fume extractor,cartridge filter self-cleaning,pneumatic,vacuum for plasma,laser,sandblasting,sodding,blasting and all kinds of dry dust. Pgsdjnyhvqspfx Angou Brand: TEKA / Bystronic Model: Filtercube 4H / FilterBys Version 2 Year of manufacture: 2019 Filter cleaned by microprocessor controller with compressed air pulses during operation thus high efficiency of the device. Low compressed air demand thanks to the system "Power-Spray" The Filtercube central filter unit equipped with cartridge filters is the ideal solution for almost all problems in the area of smoke and dust filtration. Fan on the clean side which reduces the risk of explosion to a minimum. Application: central extraction system for multiple welding stations extraction system for welding robots extraction system for thermal cutting and grinding tables system for general hall filtering (push-pull system, displacement system) extraction system in combination with an extraction table extraction system for grinding of non-exploitable materials Parameters: 5.5 Kw fan Capacity 3800 m3/h Vacuum pressure 3250 Pa Inlet diameter : 250 mm Filtration area of 100 m2 Equipped with "DUST-VAC" unit , which automatically pumps the dust into a separate tank. Possibility to order new filter cartridges tailored to the customer's needs Technical documentation included.

Condition: used, Welding fume extraction, filtration unit, dust extraction by LINCOLN NORWELD Central extraction system, extraction plant, silo filter, cartridge filter, pulse jet filter, dedusting filter Type FU-80-A Serial no. 001799 Year of manufacture: 1996 Airflow rate max. 6000 m³/h (depending on fan capacity) Filter area 80 m² (4 units of 20 m² each) Extraction inlet at filter entry Ø 250 mm Exhaust outlet at filter exit Ø 250 mm Compressed air connection 4 bar - without fan, without filter control - Filter category C, 99.9% separation efficiency - Pneumatic filter cleaning - Filter inlet with pneumatic shut-off valve - 4 used filter cartridges, Ø 325 mm, length 1200 mm - Service access hatch 240 x 240 mm Space required (L x W x H): 1400 x 1600 x 2970 mm Weight: approx. 300 kg In good condition Psdpexf Up Isfx Angogu

Condition: used, Year of construction: 2000, functionality: fully functional, type of input current: three-phase, overall weight: 1,600 kg, input voltage: 400 V, total width: 1,900 mm, total length: 3,100 mm, total height: 4,350 mm, filter area: 288 m², suction capacity: 20,000 m³/h, Dust extraction unit, fume extraction unit, self-cleaning cartridge filter, pneumatic, vacuum-based for plasma, laser, sandblasting, soda blasting, shot blasting, and for all types of dry dust. The filter is cleaned by pulses of compressed air during operation, resulting in high device efficiency. The fan (built-in) is located on the clean air side, which minimizes the risk of explosion. Parameters: Capacity up to 20,000 m3/h Filtration area 288 m2 Cartridge filter elements - 16 pcs. Motor power 15 kW Inlet diameter - 500 mm Psdezd Twbjpfx Angegu Dimensions: Height - 4.35 m Width - 3.10 m Depth - 1.90 m Weight approximately 1600 kg Stock number: 1146

Condition: new, Year of construction: 2026, The CORMAK ODL4K extraction and filtration system is a modern solution that ensures safe working conditions for operators and effective protection of laser system components against contamination and damage. Filtration at a level of 99.9% removes harmful particles and fumes, guaranteeing clean air in the workplace. ODL4K stands out with an automatic filter cleaning system, an efficient fan, and a compact, solid design that allows for easy integration with various cutting systems. An additional advantage is the ergonomic waste drawer, which allows for quick and convenient emptying of collected waste. The modern ODL4K extraction system ensures effective filtration of contaminants and protection of the most important components of the laser system. ODL4K combines automatic filter cleaning with compressed air, an efficient fan generating high negative pressure and filtration at a level of 99.9% for particles of 0.3 μm thanks to the use of appropriate filters. The system is equipped with an ergonomic dirt drawer, which allows for quick and convenient removal of accumulated dust without the need for disassembly. Additionally, thanks to the modular design, it is possible to mount extraction nozzles on both the left and right side of the device, which allows for flexible adjustment of the installation to the layout of the production hall. ODL4K is a compact, efficient and reliable solution for any laser cutting system - increasing safety, comfort and work efficiency. The main functions of the exhaust gas extraction and filtration system in the laser processing process are: Removal and neutralization of laser smoke. Ensuring work safety at the laser station and in its immediate vicinity. Extending the service life of laser systems by keeping them clean and protecting important components from contamination. The most important advantages of the CORMAK ODL4K extraction system: The extraction system has automatic filter cleaning using compressed air. Under the influence of pressure, the filter is "shaken off", which effectively cleans the filter cartridge and thus extends its service life. Thanks to this, the system maintains its efficiency for a longer period of time. The filter element used in the system is imported and made of high-quality material. The Nano-type fire-resistant filter has high filtration efficiency, retaining particles of 0.3 μm in more than 99.9%. The large dust collection drawer allows convenient collection and cleaning of dust, which makes the system easy to maintain. The motors used in the system are equipped with overload protection, thus ensuring a high level of protection and trouble-free operation. The specially developed high-performance fan wheel generates a large negative pressure, which allows effective removal of laser exhaust gas and ensures high airflow efficiency. The total purification efficiency of the system is 0.3 μm, and the efficiency is more than 99.9%, which shows the high efficiency of the exhaust in removing harmful particles from the air. In addition, it is characterized by a compact structure, which makes it easy to operate and maintain. Pgodpfx Anewcdrvsgeu Technical parameters: Number of filter cartridges 4 Air flow 4000 m³/h Air pressure 3000 Pa Filtration efficiency 99.99% Filter size 350x660 mm Fan power 5.5 kW Inlet diameter 250 mm Weight 420 kg Dimensions (L x W x H) 1050 x 1400 x 2250 mm

Condition: new, Year of construction: 2026, The CORMAK ODL6K extraction and filtration system is a modern solution that provides safe working conditions for operators and effective protection of laser system components against contamination and damage. Filtration at a level of 99.9% removes harmful particles and fumes, guaranteeing clean air in the workplace. The ODL6K is distinguished by an automatic filter cleaning system, an efficient fan, and a compact, solid design that allows for easy integration with various cutting systems. An additional advantage is the ergonomic waste drawer, which allows for quick and convenient emptying of collected waste. This is a comprehensive solution that increases safety, improves work efficiency and extends the service life of laser systems. The ODL6K combines automatic filter cleaning with compressed air, an efficient fan generating high negative pressure and filtration at a level of 99.9% for particles of 0.3 μm thanks to the use of appropriate filters. The system is equipped with an ergonomic dirt drawer, which allows for quick and convenient removal of accumulated dust without the need for disassembly. Additionally, thanks to the modular design, it is possible to mount extraction nozzles on both the left and right side of the device, which allows for flexible adjustment of the installation to the layout of the production hall. ODL6K is a compact, efficient and reliable solution for any laser cutting system - increasing safety, comfort and work efficiency. The main functions of the exhaust gas extraction and filtration system in the laser processing process are: Removal and neutralization of laser smoke. Ensuring work safety at the laser station and in its immediate vicinity. Extending the service life of laser systems by keeping them clean and protecting important components from contamination. The most important advantages of the CORMAK ODL6K extraction system: The extraction system has automatic filter cleaning using compressed air. Under the influence of pressure, the filter is "shaken off", which effectively cleans the filter cartridge and thus extends its service life. Thanks to this, the system maintains its efficiency for a longer period of time. The filter element used in the system is imported and made of high-quality material. The Nano-type fireproof filter has high filtration efficiency, retaining particles of 0.3 μm in more than 99.9%. The large dust collection drawer allows convenient dust collection and cleaning, which makes the system easy to maintain. The motors used in the system are equipped with overload protection, thus ensuring a high level of protection and trouble-free operation. The specially developed high-performance fan wheel generates a large negative pressure, which allows effective removal of laser exhaust gas and ensures high airflow efficiency. Podpfxowcd I Rj Angogu The total purification efficiency of the system is 0.3 μm, and the efficiency is more than 99.9%, which shows the high efficiency of the exhaust in removing harmful particles from the air. In addition, it is characterized by a compact structure, which makes it easy to operate and maintain. Technical parameters Number of filter cartridges 6 Air flow 6000 m³/h Air pressure 3000 Pa Filtration efficiency 99.99% Filter size 350x660 mm Fan power 7.5 kW Inlet diameter 300 mm Weight 590 kg Dimensions (L x W x H) 1150 x 1950 x 2250 mm

Condition: good (used), suction capacity: 3,300 m³/h, negative pressure: 2,000 Pa, Dust extraction, welding fume extractor, self-cleaning filter, cartridge filter for plasma, laser, sandblasting, shotblasting The filter is cleaned pneumatically by impulses of compressed air during operation, thus high efficiency of the device. Fan on the clean side, which reduces the risk of explosion to a minimum. Brand: DUST HOG / UAS Model: SBS-4-2 SD Engine power 4 Kw Pgedjunh Uvjpfx Angju Fan in sound-absorbing housing Capacity 3300 m3/h Vacuum - 2000 Pa Filtration area - 112m2 Inlet diameter - 300 mm Cartridge filter cartridges - 4 pieces. Height - 3.90 m depth - 1.70m width - 1.25m

Condition: used, Compact dust collector, dust extraction system HURRICAN Type Tonga BG32 / ST / 27-3000 Filter system, extraction system, central extraction system, cartridge impulse filter, dust extraction Cartridge filter system, rectangular filter system, central welding fume extraction Ideal for plastics, metals, wood, etc. Manufacturer: DAMBAUER GmbH Air and Environmental Technology Brand: HURRICAN Model: Tonga Machine No. 50313000 62185 Year of manufacture: 2014 Nominal volumetric flow rate 3000 m³/h Nominal volumetric flow rate 50 m³/sec. Filter area 27 m² (9 units, each with 3 m²) Differential pressure 3699 Pa Extraction connection at the filter inlet Ø 250 mm Extraction diameter max. 355 mm (manufacturer's specification) Exhaust connection at the filter outlet 600 x 600 mm Compressed air connection 5 bar Compressed air requirement 60 standard liters per cleaning impulse Motor power 5.5 kW Power connection 400 Volt, 50 Hz. - Filter control via SIEMENS PLC S7-1200, with touch panel - Pneumatic filter cleaning, automatic via control system - Control cabinet fixed to the extraction system - 9 filter cartridges, type 51065081200, Ø 160 mm, length 1180 mm Pgsdpfxjz Db Nis Angsu - Maintenance flap for filter change - Radial fan installed at the top inside, type VUVI 500 DF - 2 mobile dust collection containers, each approx. 106 liters (ECO bins) - Fire water connection with sprinkler nozzle in the filter chamber - Electrical wiring diagram available - Silencer on the air outlet side 600 x 600 x 1000 mm Space requirement L x W 1850 x 1500 mm Width with silencer on the air outlet side 2500 mm Overall height 4050 mm Footprint 1080 x 1080 mm Weight 820 kg (manufacturer's specification) Weight 1070 kg (weighed) Very good condition Transport dimensions for horizontal transport: Length 420 cm x Width 190 cm x Height 200 cm Transport weight: 1150 kg

Year of construction: 2023, condition: used, functionality: fully functional, machine/vehicle number: SN-22-1409, For sale is a high-quality extraction system from the brand Absaugwerk, year of manufacture 2023, specifically designed for the collection and filtration of welding fume (e.g. aluminum dust). The system meets the latest technical standards and includes: Equipment: • Extraction table with downward extraction • Integrated wet separator in line with the latest safety standards • Suitable for professional welding applications • ATEX-compliant (Zone 2, Ex II 3G) • Power: 4.0 kW / 400 V / 50 Hz • Condition: almost as new, fully functional Collection by buyer. Assistance with dismantling/transport can be arranged if required. If you are interested or have any questions, please feel free to send me a message. On-site inspection by appointment is possible. More metalworking machines available, such as bench drill presses, press brakes, column drill presses, eccentric presses, heavy-duty racking, welding tables, MIG/MAG welding units, compressors, etc. – please check my other listings. Domestic price net plus VAT or Net export price Pick-up only – dismantling and transport by buyer or by arrangement. If you are interested or have any questions, please feel free to send me a message. More photos and technical details available on request. All information provided without guarantee or warranty. Subject to errors and prior sale. For further questions, please call. Nous parlons Francais / Мы говорим по русски We speak English / Noi vorbim româneste Viber / WhatsApp / Skype Pgjdpfex Da Tisx Angsu For an additional fee, we handle all customs and registration formalities. We transfer vehicles to the port for an extra charge.

Condition: good (used), Year of construction: 2006, Welding fume filters, welding fume extraction systems, soldering fume extraction systems, mobile filter units, dust collectors, welding fume extractors Pgsdpfx Ane Adzcpjgsu -Manufacturer: Lincoln Electric, mobile welding fume extraction system type Mobiflex 200-M -Drive: 0.75 kW -Extraction arm: Ø 205 mm x 3930 mm -Transport dimensions: 1520/830/H2510 mm -Weight: 109 kg

Year of construction: 1986, condition: good (used), Radial fan, high-pressure radial fan, dust extraction blower, exhaust gas extraction, welding fume extraction, extraction, extraction blower, fan, pressure blower, vacuum blower, ventilation blower, blower, radial blower Pgjdpfsz Im U Esx Angju -Manufacturer: Rippert, radial fan, extraction blower -Type: HL-450- Cex -Volume flow rate: 12500 m³/h -Total pressure: 2100 Pa -Motor: Schorch 11 kW 1450 rpm -Inlet connection: Ø 450 mm -Output connection: 635 x 510 mm -Fan wheel: Ø 770 x 160 mm -Protection class: IP 44 -Dimensions: 1530/1360/H1290 mm -Weight: 578 kg

Year of construction: 1985, condition: good (used), Radial fan, high-pressure radial fan, dust extraction blower, exhaust gas extraction, welding fume extraction, extraction, extraction blower, fan, pressure blower, vacuum blower, ventilation blower, blower, radial blower -Manufacturer: Rippert, radial fan, extraction blower -Type: HL8-300- -Volume flow rate: 50000 m³/h -Total pressure: 2600 Pa Pgedpfx Aez Im I Eongsu -Motor: Schorch 55 kW 1470 rpm -Inlet connection: Ø 800 mm -Outlet connection: Ø 800 mm -Fan wheel: Ø 1340 x 300 mm -Protection class: IP 54 -Dimensions: 3140/1500/H2480 mm -Weight: 1770 kg

Year of construction: 1985, condition: good (used), Radial fan, high-pressure radial fan, dust extraction blower, exhaust gas extraction, welding fume extraction, extraction, extraction blower, fan, pressure blower, vacuum blower, ventilation blower, blower, radial blower -Manufacturer: Rippert, radial fan, extraction blower Pgodpfx Ansz Im R Hsgsu -Type: S8-710/2-A -Volume flow: 32000 m³/h -Total pressure: 3200 Pa -Motor: Schorch 55 kW 1470 rpm -Inlet connection: Ø 700 mm -Outlet connection: Ø 800 mm -Fan wheel: Ø 1200 x 230 mm -Protection class: IP 54 -Dimensions: 2900/1400/H2170 mm -Weight: 1470 kg

Condition: good (used), Radial fan, high-pressure radial fan, dust extraction blower, exhaust gas extraction, welding fume extraction, extraction, extraction blower, fan, pressure blower, vacuum blower, ventilation blower, blower, radial blower -Manufacturer: Rippert, radial fan, extraction blower -Type: unfortunately no longer readable -Motor: Loher eA 112MA-4 (EX) e G 1/2 3.6 kW 1410 rpm -Inlet connection: Ø 450 mm -Output connection: 450 x 275 mm -Fan wheel: Ø 600 x 190 mm -Protection class: IP 44 -Dimensions: 1030/760/H1020 mm Psdpfx Anjz Syx Hsgegu -Weight: 132 kg

Condition: like new (used), Laser engraving, laser marking, laser welding, laser structuring, etc. 2x Ø 50 mm available on the roof side Mobile storage device Very quiet operation Simple filter handling, modular design Operating elements on the front Pgedpfx Aorypcdengju Powder-coated, robust housing Installation of extraction arms Volume flow control: stepless adjustment of the suction power Particle filter occupancy indicator: visual signaling SUB D9 interface: standard equipment, remote I/O, operating message, 100% filter Dimensions W x D x H: approx. 1400 x 1200 x 2000 mm Weight: approx. 35 kg

Condition: used, Year of construction: 1993, suction capacity: 1,500 m³/h, negative pressure: 3,600 Pa, Dust extractor,welding fume extractor by Herding. Self-cleaning, pneumatic filter for plasma, laser, sandblasting, sodding, grinding plaster, cement, plastic and all kinds of dry dust. The filter is cleaned pneumatically by pulses of compressed air during operation, thus high efficiency of the device. High-quality filter cartridges of HSL type are made of sintered polyethylene with the possibility of cleaning have several times longer service life compared to ordinary cartridges. As standard, the coating is made of PTFE, which in combination with the body material (PE) provides a very high chemical durability. 4 Kw fan Capacity - 1500 m3/h Pjdpfx Astq Ufvsngegu Filtration area - 38 m2 Control cabinet Inlet diameter - 180 mm Mag. no: 0848/2