Used Doppstadt Ak 300 for sale (83)

Condition: used, Year of construction: 1995, operating hours: 10,500 h, functionality: fully functional, overall weight: 18,000 kg, Model: AK 300 Year of manufacture: 1995 Location: NRW region Bcsdpfxjyglkto Afhou Operating hours: approx. 10,500 hrs Availability: Short-term, by arrangement Basic equipment: Mobile shredder, mounted on a central axle trailer chassis for 80 km/h Total weight approx. 18,000 kg Mercedes Benz V8 OM 442 LA, 124 kW (approx. 300 HP) Hydrostatic drive Remote radio control 600 l diesel tank Registration documents, spare parts list, and operating manual available. Condition of the machine: The machine is in good technical and visual condition and ready for use. Warranty: The machine is sold in the condition existing at the time of handover. The seller does not provide any warranty for defects. This is not a binding offer. Subject to prior sale and technical modifications. All information subject to change without notice.

Condition: used, Year of construction: 2018, operating hours: 6,800 h, functionality: unexamined, Basic package AK560: Central axle trailer chassis with 2 axles, road approval for 80 km/h Brake system incl. ABS and lighting according to EC Directive 50 mm EC towing eye incl. guiding shoe Tires 385/65 R22.5 Hydraulically adjustable support leg Splash protection (inner and side-mounted mudguards) Permissible total weight 19,000 kg Mercedes/MTU diesel engine 6R1300, 390 kW at 2,000 rpm, complies with EUROMOT IV emissions standard Load-dependent material feed control incl. automatic reversing of scraper floor Fuel tank 450 liters Feed roller: length 1,690 mm, diameter 510 mm, with mounted tooth segments Four-row flail drum with 36 free-swinging cast steel flail holders and replaceable flail tips Standard: "Streusel" flail tip Centrally arranged wear strips Electric pump for operating cylinder functions (e.g., raising/lowering support leg and opening/closing rear basket, folding/unfolding rear conveyor, releasing travel drive) when engine is off 24 V electrical control Separate control box at the rear of the machine Hydraulically folding fine shredding basket (mesh size between 30 - 280 mm, gradation on request) incl. rear flap Scraper floor with 32 strips Complete radio remote control Bsdpfxjxx Rvkj Afhecu Preparation for travel drive Acoustic start-up warning Paint finish: RAL2011 deep orange Additional equipment: Special paint in DB6841 MB-Trac Green Hydraulic travel drive Fuel tank 600 l Fine shredding basket Rear conveyor 4 m, belt width 1800 mm Separate drive for feed roller and scraper floor Reinforcement plates on both sides of the feed hopper sidewalls Impact plate with wear strip and additional tooth row Delivery date by arrangement

Condition: used, Year of construction: 2022, operating hours: 2,380 h, functionality: fully functional, Base package AK 315: Central axle trailer chassis with 2 axles, road approval for 80 km/h Braking system incl. EBS and lighting according to EU directive Tyres: 385/65 R22.5 50 mm EU drawbar eye including slip-on shoe Hydraulically adjustable support leg Splash guard (internal and lateral mudguards) Permissible total weight: 16,000 kg MTU diesel engine 6R 1000, 230 kW at 2,200 rpm, complies with EUROMOT V emissions standard Load-dependent feed control incl. automatic scraper floor reversal Hydraulically folding green waste grid basket with rear tailgate Impact plate with teeth Fuel tank: 300 litres Feed roller: Length 1,420 mm, diameter 510 mm, with mounted tooth segments Double-row flail drum with 16 free-swinging cast steel flail holders, replaceable flail tips, and 28 fixed ripping teeth Standard: “Streusel plus” flail tip Centrally positioned wear strips Electric pump for actuating cylinder functions (e.g., raise/lower support leg, open/close rear basket, fold/unfold rear conveyor, release travel drive) when engine is off 24-V electrical control Separate control box at the rear of the machine Scraper floor with 29 slats Chain drive feed roller and scraper floor Extended radio remote control with 2 foot switches Acoustic start-up warning Bedpoxx Sdpjfx Afhocu Rear conveyor: 6 m, 1,500 mm wide with anti-magnetic center section Reinforcement plates (Hardox) on both sides of the feed hopper for the side walls (loading edge) Travel drive preparation Fire extinguisher Doppstadt telematics system Paint finish: RAL2011 deep orange Optional equipment: Hydraulic travel drive Extended radio remote control with foot switch “Bear Claw” flail tips Fine-shredding basket Watering system Lighting package: engine compartment and rear conveyor Delivery date by arrangement

Condition: used, Year of construction: 2023, operating hours: 2,798 h, functionality: fully functional, Basic Package AK 640 SA: Semi-trailer chassis with 3 axles, road approval for 80 km/h Brake system incl. ABS and lighting in accordance with EU regulations Tires: 385/65 R22.5 Gross vehicle weight 32,000 kg Hydraulically adjustable support legs Splash guards (inner and lateral mudguards) Mercedes / MTU diesel engine 6R1500, 480 kW at 2,000 rpm, compliant with EUROMOT V emission standard Auxiliary hydraulic connection 20 l/min Load-dependent feed control incl. automatic scraper floor reversal Separate drive for feed roller and scraper floor (twin drive) Fuel tank: 2 x 450 liters Feed roller: length 1,690 mm, diameter 510 mm, with bolt-on tooth segments Four-row flail drum with 36 free-swinging cast steel flail holders and replaceable flail tips Standard: 'Streusel plus' flail tip Impact plate with teeth Centrally arranged wear strips Electric pump for cylinder functions (e.g. lifting/lowering support legs and opening/closing rear basket, folding/unfolding rear conveyor, disengaging drive) when engine is off 24V electrical system Separate switch box at the rear of the machine Hydraulically folding fine shredding basket "Multimesh" (mesh size between 30 - 280 mm, gradations on request), incl. one-piece rear flap Rear discharge conveyor: belt length 7,500 mm, belt width 1,500 mm, discharge height 5,200 mm, hydraulically foldable and lowerable from 39° to 30°, incl. anti-magnetic center section Lower conveyor: belt length 3,800 mm, belt width 1,400 mm Engine compartment protection plate (material: Hardox) Moistening system for external water connection Scraper floor with 71 slats Wear protection in drum area Reinforcement plates on both sides of the feed hopper (made of wear-resistant steel) Complete radio remote control Fire extinguisher Acoustic start-up warning Doppstadt telematics system Paintwork: RAL2011 deep orange Optional Equipment: Hydraulic drive Fine shredding basket Scraper floor chain lubrication Lighting package: engine compartment and rear conveyor LED lighting package (scraper floor and infeed) 'Bear Paw' flail tips Delivery date by arrangement Available from 04/2026 Bcjdpfxjxx Rrrs Afhou

Condition: used, Year of construction: 2021, operating hours: 3,300 h, functionality: fully functional, Basic Package AK 640 SA Mercedes / MTU diesel engine 6R1500, 480 kW at 2,000 rpm Semi-trailer chassis with 3 axles, road approval for 80 km/h Brake system incl. ABS and lighting according to EU directive Tyres 385/65 R22.5 Permissible total weight 32,000 kg Hydraulically adjustable support legs Splash protection (internal and lateral mudguards) Mercedes / MTU diesel engine 6R1500, 480 kW at 2,000 rpm, complies with EUROMOT V emission standard Additional hydraulic connection 20 l/min Load-dependent control of material feed incl. automatic scraper floor reversal Separate drive for feed roller and scraper floor (twin drive) Fuel tank 2 x 450 litres Feed roller: length 1,690 mm, diameter 510 mm, with attached tooth segments Four-row flail drum with 36 free-swinging cast steel flail holders and replaceable flail tips Bsdpfjxx Tigjx Afhecu Standard: Flail tip "Streusel plus" Impact plate with teeth Centrally positioned wear strips Electric pump for actuating cylinder functions (e.g., raising/lowering support legs and opening/closing rear hopper, folding/unfolding rear conveyor, releasing drive system) when the engine is off 24 V electrical control Separate control box at rear of machine Hydraulically foldable fine shredding basket Multimesh (mesh size from 30 to 280 mm, gradations upon request) incl. one-piece rear flap Rear conveyor: belt length 7,500 mm, belt width 1,500 mm, discharge height 5,200 mm, hydraulically foldable and lowerable from 39° to 30°, incl. anti-magnetic central section Under belt: belt length 3,800 mm, belt width 1,400 mm Moistening device for external water connection Scraper floor with 71 slats Wear protection in the drum section Reinforcement plates on the infeed hopper (wear-resistant steel) on both sides for side wall Complete radio remote control Fire extinguisher Acoustic start-up warning Doppstadt telematics system Paintwork: RAL 2011 deep orange Additional Equipment: Hydraulic drive Scraper floor chain lubrication NEODYM overband magnet Frame for overband magnet Central lubrication Engine compartment protective plate Lighting package: engine compartment and rear conveyor Watering system Delivery date to be arranged Available from 06/2026

Condition: reconditioned (used), Year of construction: 2018, operating hours: 3,317 h, overall weight: 19,000 kg, power: 389.81 kW (529.99 HP), Mobile shredder DOPPSTADT AK 560 Eco Power Bcodpot Egddefx Afhju Diesel engine: 530 HP Fine shredding basket (hole size on agreement) Rear discharge conveyor with magnet roll Hydr. self propelled drive (for moving on site) Twin drive separate drives for scraper floor and infeed roller Radio remote control

Condition: reconditioned (used), Year of construction: 2015, functionality: fully functional, overall weight: 22,000 kg, power: 375.1 kW (509.99 HP), year of last overhaul: 2024, Diesel engine: 510 HP Fine shredding basket; hole-size can be agreed. Foldable discharge conveyor Bedpfx Afsrrg Ifehjcu Overband magnet Central lubrication Twin-drive (separate drives for infeed roller and scraper floor) Hydraulically self propelled drive (for moving on site) Radio remote control We can also offer financing if required.

Condition: reconditioned (used), Year of construction: 2016, functionality: fully functional, power: 389.81 kW (529.99 HP), Mobile shredder DOPPSTADT AK 560 Eco Power Diesel engine: 530 HP Fine shredding basket (hole size can be agreed) Rear discharge conveyor with magnet roll (magnetic head pulley) Twin drive (separate drives for scraper floor and infeed roller) Hydr. self propelled drive (for moving on site) Radio remote control Bedpfxsw Rz Rqs Afhecu

Condition: new, Year of construction: 2026, functionality: fully functional, Shafts for Shredders: Arjes, Terex, Eggersmann, Olnova, Pronar, Komplet, Doppstadt Arjes Impaktor 250/350, Arjes Compactor 300, Terex TDS 815, Terex Caiman 150, Terex Greentec LS2, Komplet Krokodile, Olnova model 5, Doppstadt Core Shredd 250, Eggersmann Impaktor 250 - Standard shafts - Special shafts - Customer-designed shafts Bcsdpfeychwzsx Afhsu - Spare parts - Knives Concrete / Paddle / Star / Metal / Electro and many more!

Condition: new, We supply wear parts for your Doppstadt AK 430, 435, 510, 535, 560, 635, 640, etc. Highest quality thanks to 'Made in Germany'! - Rear baskets - Rear flaps - Impact plates, toothed, with counter blade, smooth - Wear plates - Scraper floor bars - Scraper floor chains - Flail tips - Flail holders - And much more. Bcodpew I Ar Refx Afhsu

Condition: used, Year of construction: 2010, operating hours: 9,100 h, Hello, I have for sale a Doppstadt AK 630 high-speed hammer shredder/chipper with a sieve from 2010. Mileage is 9,100 mth. The machine is in very good condition. I invite you to purchase. Bedpfx Afsv Unq Ujhecu

Condition: excellent (used), Year of construction: 2010, operating hours: 2,000 h, functionality: fully functional, machine/vehicle number: 093, overall weight: 30,000 kg, transport width: 2,500 mm, Doppstadt AK630 with very few operating hours. Used as a demonstration machine. Bcodewx Schspfx Afhsu

Condition: excellent (used), Year of construction: 2004, operating hours: 9,067 h, functionality: fully functional, overall weight: 19,000 kg, power: 315 kW (428.28 HP), Doppstadt AK 430 Profi Shredder/Chipper/Remote/Magnet • Manufacturer: Doppstadt • Model: AK 430 Profi • Year of manufacture: 2004 • Operating hours: 9,067 • Engine: 6-cylinder Mercedes engine • Power: 315 kW / 430 HP • Magnetic drum • Radio remote control • Hydraulic self-propulsion • Hydraulic rear conveyor • Hydraulic support wheels • Loading length: 2.94 m • Loading height: 2.18 m • Discharge height: 2.80 m • Conveyor belt length: 3.80 m • Number of hammers: 36 pcs • Features: Rear discharge belt • Discharge belt as new • Road approval with a maximum speed of 80 km/h • Total weight: 19,000 kg • Immediately ready for operation • This offer is non-binding and subject to change. Bjdpfox El Dfsx Afhecu - Subject to prior sale, - Errors and/or typographical mistakes excepted. - Sale in accordance with our general terms and conditions.

Condition: new, Year of construction: 2025, Economical solutions with short delivery times Conveyor belts suitable for all common screening machines such as Doppstadt SM518 / SM618 / SM620 / SM720 / Terra Select T4-T7, Komptech Max, Mustang and others Conveyor belts suitable for all common shredders such as Doppstadt Bison / Büffel / Mamut, Biopower, AK 430, AK 235, AK 635 and others Manufactured according to your specifications: Bcodpfx Aexmvplefheu - Unlimited length - Width up to 1800 mm - 2, 3, or 4 material layers - Various profiles - Steel wire quantity: 10cm/ 35 +/-1 - in various material thicknesses Conveyor belts of the highest quality

Condition: excellent (used), Year of construction: 2022, operating hours: 135 h, functionality: fully functional, overall weight: 24,740 kg, transport width: 2,540 mm, transport length: 9,141 mm, transport height: 3,604 mm, power: 260 kW (353.50 HP), Equipment: Basic package Inventhor Type 6 - Load-sensing system - 500-liter fuel tank Bcedpfx Aexd T Hcsfheu - Longitudinal discharge conveyor: belt length 2,900 mm, belt width 800 mm - Centrally arranged lubrication strips - 24V electrical control system – additional electric pump for the following functions when the engine is off: "Raise/lower/fold rear conveyor, open/close comb flap, open/close comb, raise/lower folding hopper" - Complete radio remote control - Large side GRP maintenance doors - Maintenance-friendly engine compartment - LED lighting package: engine compartment and rear - Hydraulically reversible fan wheel - Three-sided loading protection - Folding hopper - Fire extinguisher - Maintenance ladder - Toolbox - Audible start-up warning - Doppstadt telematics system - Paintwork: RAL2011 deep orange Optional equipment: - 260 kW drive train – electric variant - 3-axle drawbar chassis unit - Shredding system size L – 20 teeth - Size L limiter - Additional hydraulic connections 35–80 l/min - Hydraulic travel drive - 350 mm hopper extension, water spray system on both sides - 7 m rear discharge conveyor - Neodymium overband magnet - 7 m frame for overband magnet Delivery date to be agreed upon

Condition: good (used), Year of construction: 2023, operating hours: 60 h, functionality: fully functional, Equipment: Methor "hook lift" basic package - 24 V electric control - maintenance-friendly engine compartment with LED light - folding hopper with position sensor and automatic control Bcsdsvrw Tmepfx Afhsu - hydraulically reversible fan wheel - acoustic start-up warning - paintwork: RAL 2011 deep orange Additional equipment: Hook lift in accordance with DIN 30722-1 (Germany) Crushing system size L (8 teeth) Three-phase motor 200 kW-EUROPA + electric pump Radio system hook lift large Rear conveyor 6.9 m Frame for overband magnet Overband magnet Additional hydraulic connection 70 l/min

Condition: good (used), Year of construction: 2004, operating hours: 15,660 h, functionality: fully functional, color: orange, For sale: Doppstadt DZ 750 Kombi – slow-speed shredder + high-speed chipper. The machine is accident-free. - Year of manufacture: 12/2004 - Mercedes-Benz diesel engine - Operating hours: 15,660 mth - Weight: 46 t - Magnetic separator - Possibility to use different shredding screens - Machine after inspection/service - Tyre condition: 70% Bcodpjygr Tnjfx Afheu - Tyre size: 385/65R22.5 - Easy operation The machine is in continuous use. Please contact for further information.

Condition: good (used), Year of construction: 2020, operating hours: 590 h, functionality: unexamined, Equipment: Methor chain basic package Track chassis including 2 driving speeds Chain 400mm 3-link Additional hydraulic connection 70 l/min 24 V electric control Large radio remote control complete Maintenance-friendly engine compartment with LED light Folding hopper with position sensor and automatic control Hydraulically reversible fan wheel Acoustic start-up warning Fuel tank 300 liters Paint: RAL 2011 deep orange Additional equipment: Rubber quick-change pad Engine Cat C7.1, 205 kW Bcjdjvnq Rkopfx Afhju Rear conveyor 6.9 m Frame for overband magnet Overband magnet Roller quick-change system on the roller Roller quick-change system on the machine Irrigation LED work lighting Additional electric pump for operation when the engine is not running Fire extinguisher GN 9 A-3 DIN EN 3

Condition: used, Year of construction: 2017, operating hours: 6,777 h, functionality: fully functional, Basic version DW 3060-F “Buffalo” (Carrier Machine) Central axle trailer chassis with 3 axles, 80 km/h road approval Brake system incl. ABS and lighting according to EC directive 50 mm EC towing eye incl. mounting bracket Hydraulically adjustable support leg Splash guards (inner and side mudguards) Permissible total weight 25,000 kg Tyres: 385/65 R22.5 Mercedes-Benz/MTU diesel engine 6R1300, 360 kW at 2,000 rpm, complies with EUROMOT IV emission standard Reinforced planetary gear 380 kW Additional hydraulic connection 20 l/min Hydraulic preparation for drive system Fuel tank 2 x 300 litres Rear conveyor: belt length 5,500 mm, belt width 1,200 mm, hydraulically foldable, with anti-magnetic centre section Longitudinal conveyor: belt length 3,300 mm, belt width 1,000 mm Centrally arranged lubrication strips 24 V electrical control system Roller reverse function via electric motor when engine is at standstill Automatically reversing fan Chassis with level control Acoustic start-up warning Doppstadt telematics system Paintwork: RAL2011 deep orange Optional equipment: Bcodpfx Afexx Tfzsheu Hydraulic drive system SHREDDING SYSTEM SIZE “L” 600/4 COMPLETE Additional hydraulic connection 70 l/min Radio remote control Comb extension Size “L” Limiter Mounting for comb extension Limiter Size “L” Overband magnet for rear conveyor Frame for overband magnet Spraying system

Condition: good (used), Year of construction: 2022, operating hours: 600 h, functionality: unexamined, Equipment: Methor chain basic package without shredding system - Crawler chassis including 2 driving speeds - Chassis chain 400mm 3-bar - Additional hydraulic connection 70 l/min Bcedpfx Afevrz Rvohou - 24-V electric control - Large radio remote control complete - Maintenance-friendly engine compartment with LED light - Folding funnel with path sensor and automatic control - Hydraulically reversible fan wheel - Acoustic start-up warning - Paint finish: RAL 2011 deep orange Special equipment: Shredding system size L (8 teeth) Engine Cat C7.1, 205 kW Rear conveyor 6.9 m Frame for overband magnet Overband magnet Irrigation

Condition: used, Year of construction: 2023, operating hours: 119 h, functionality: fully functional, Basic Package Inventhor Type 6 Load-sensing system 500-liter fuel tank Longitudinal conveyor: belt length 2,900 mm, belt width 800 mm Centrally arranged wear strips 24 V electrical control – additional electric pump to operate the following functions when the engine is off: Raise/lower/fold rear conveyor, open/close comb flap, open/close comb, raise/lower folding hopper Complete radio remote control Large side GRP maintenance doors Maintenance-friendly engine compartment LED lighting package: engine compartment and rear Hydraulically reversible fan Three-sided loading protection Folding hopper Fire extinguisher Maintenance ladder Toolbox Bcjdpfxoxx Sbns Afhsu Acoustic start-up warning Doppstadt telematics system Paint finish: RAL2011 deep orange Optional Equipment: 260 kW power train – EV 3-axle drawbar chassis unit Shredding system Size L – 20 teeth Auxiliary hydraulic connections 35–80 l/min Hydrostatic drive Hopper extension 350 mm, watering device both sides 7 m rear conveyor belt Overband magnet – Neodymium Frame for 7 m overband magnet Delivery date to be agreed

Condition: used, Year of construction: 2021, operating hours: 4,826 h, Equipment: Basic package Inventhor Type 9 MTU diesel engine 6R1300, 390 kW at 1,700 rpm meets EUROMOT V emissions standard Additional hydraulic connection 30 l/min and 70 l/min Roller drive via planetary gear 380 kW – VARIO - Load sensing system Fuel tank 950 liters Longitudinal belt: belt length 4,450 mm, belt width 1,000 mm Centrally arranged lubrication strips 24 V electric control Additional electric pump for operating the following functions when the engine is not running. Raise/lower/fold rear belt, open/close comb flap, open/close comb, raise/lower optional permanent magnet belt, raise/lower optional folding funnel Radio remote control complete Large side GRP maintenance doors Maintenance-friendly engine compartment with LED light Hydraulically reversible fan wheel Loading protection on both sides Fire extinguisher Maintenance ladder Tool box Bedpfxovnmldj Afhocu Acoustic start-up warning Doppstadt telematics system Paint: RAL2011 deep orange Special equipment: 500 mm chain chassis unit Chain chassis 500 mm flat Crushing system size "L" -VARIOMAT Size "L" - "Limiter" (20 pieces) Rear conveyor length 7 m 1200 mm wide LED light package engine compartment and rear Irrigation with funnel attachment H=300mm Frame for overband magnet Overband magnet 2 t permanent

Condition: good (used), Year of construction: 2022, operating hours: 2,100 h, functionality: fully functional, Equipment: Basic Package Inventhor Type 6 Load-sensing system Fuel tank 500 liters Longitudinal conveyor: length 2,900 mm, width 800 mm Centrally arranged lubrication strips 24V electronic control – additional electric pump to operate the following functions when the engine is off: "raise/lower/fold rear conveyor, open/close comb flap, open/close comb, raise/lower folding hopper" Complete radio remote control Large side GRP maintenance doors Maintenance-friendly engine compartment LED lighting package: engine compartment and rear Hydraulically reversible fan Three-sided loading protection Bodpownfwqofx Afhscu Folding hopper Fire extinguisher Service ladder Toolbox Acoustic start-up warning Doppstadt telematics system Paintwork: RAL2011 deep orange Special Equipment: Powertrain 310 kW - EV 3-axle drawbar trailer chassis unit Shredding system Size L 600/4 - 30 Z Additional hydraulic connections 35 - 80 l/min Hydraulic drive Rear conveyor 4.9 m Overband magnet neodymium Frame for overband magnet

Condition: used, Year of construction: 2022, operating hours: 3,000 h, functionality: fully functional, Basic package Inventhor 6: Load-sensing system Fuel tank 500 liters Longitudinal conveyor: belt length 2,900 mm, belt width 800 mm Centrally positioned wear/slide strips 24-V electric control system – additional electric pump enables the following functions with engine off: raise/lower/fold rear conveyor, open/close comb flap, open/close comb, raise/lower folding hopper Complete radio remote control Large side GRP maintenance doors Service-friendly engine compartment LED lighting package: engine compartment and rear Hydraulically reversible fan wheel Three-sided load protection Folding hopper Fire extinguisher Maintenance ladder Toolbox Acoustic start-up warning Doppstadt telematics system Painting: RAL2011 deep orange Optional equipment: Driveline 310 kW – EV 3-axle drawbar chassis unit Shredding system Size L-C3 600/4-30Z Size L limiter Auxiliary hydraulic connections 35 – 80 l/min Hydrostatic drive Hopper extension 350 mm, left-side watering Rear conveyor 7 m Overband magnet Neodymium Bcodpfx Afjxx N T Ijhsu Frame for 7 m overband magnet Central lubrication system Custom paint finish in RAL Delivery date to be arranged

Condition: good (used), Year of construction: 2020, operating hours: 881 h, functionality: unexamined, Equipment: Methor chain basic package Track chassis including 2 driving speeds Chain 400mm 3-bar Additional hydraulic connection 70 l/min 24-V electric control Large radio remote control complete Maintenance-friendly engine compartment with LED light Folding funnel with path sensor and automatic control Hydraulically reversible fan wheel Acoustic start-up warning Fuel tank 300 liters Paint: RAL 2011 deep orange Bcsdevnmmzepfx Afhju Additional equipment: Engine Cat C7.1, 205 kW Rear conveyor 6.9 m Frame for overband magnet Overband magnet Roller quick-change system on the roller Roller quick-change system on the roller Irrigation LED work lighting Additional electric pump for operation when the engine is not running Fire extinguisher GN 9 A-3 DIN EN 3