Used Lizzini Cylindrical Grinding Machine for sale (65,447)

Condition: used, grinding diameter 250,350,450 mm grinding length 1500 mm centre height 125,175,225 mm grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0,001-0,030 mm/Ø 0-0,95 mm/Ø ± 6 ° longitudinal feed of the table 1750 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannugkg kg 80 mm total power requirement 6,5 kW weight of the machine ca. 2,9 t dimensions of the machine ca. 5,6 x 2,0 m Overhauled with geometric KELLENBERGER protocoll. Pictures of a similar 1000mm machine. -New electrical cabinet -Modern workhead -Modern tailstock -Modern hydraulic power unit -air lift for grindingwheeel head -modern internal grinding device Extension of the upper table swivel to 10° Optional: -Swivel angle digital read out upper table -Swivel angle digital read out workhead -Swivel angle digital read out grindingwhell head -Splash protection door z-axis -Splash protection housing x-axis etc. ADDITIONAL: -we can offer service for the machines -we can offer technical advice -we can offer training -we have spare parts Pedpfx Aned Ih Dweyjrb -we have accessories

Condition: new, Year of construction: 2024, functionality: fully functional, Universal CNC cylindrical grinding machine for high-precision internal & external cylindrical grinding MBF 453U from the MaiBase platform The machine is a completely new development with strong dimensions in a small space! Technical data: Center width: 430 mm Standard center height: 200 mm Grinding length: 400 mm Grinding wheel diameter: 500 mm Z-axis adjustment path: 550 mm X-axis travel: 385 mm Dimensions and weight: 2200 x 2500 x 2400 mm // 6500 kg Equipment of the machine: - FANUC Oi-F Plus control system - Grinding headstock (swiveling) with 15kW motor spindle Pedpetrf Smefx Anysrb - Workpiece headstock MK5 - Tailstock MK3 with 20 mm stroke (optional 60 mm / 120 mm) - Handwheel for manual axis movement - Z-axis - X-axis - C-axis - B-axis - Glass scales for X- and Z-axis - Internal grinding spindle FISCHER UJ80 - Internal grinding spindle (GMN motor spindle) optional - Dressing spindle attached to the workpiece headstock for rotary dressing - Automatic door drive

Condition: used, Center height: 180mm, distance between centers: 1000mm, max. grinding diameter: 355mm, stop accuracy: 1µm, max. workpiece weight: 500kg, max. workpiece weight when machining in the chuck: 120kg, max. workhead spindle speed: 355rpm, workhead spindle power: 1.5kW, Morse taper: MK5, workhead swivel range toward the grinding wheel/away from the grinding wheel: 90°/10°, quill travel: 40mm, table feed during longitudinal grinding: 0.05m/min-5m/min, travel during longitudinal grinding: 4mm-2180mm, dwell time at reversal point: 0s-5s, max. grinding spindle speed: 1860rpm, grinding wheel dimensions diameter/width/bore: 630mm/125mm/305mm. Weight: approx. 5100kg. The machine has been geometrically reconditioned. Documentation available. An on-site inspection is possible. Predpfx Ajzwpg Eenyeb

Condition: used, Year of construction: 2002, grinding diameter 350 mm grinding length 1000 mm centre height 175 mm Pjdpfxszz S Aws Anyjrb

Condition: good (used), Year of construction: 1970, functionality: fully functional, Data : Psdpfx Aozu Incsnyjrb Tip width 300 mm Tip height 150 mm External grinding spindle 4.0 kW Grinding wheel max. 400 x 80 x 127 mm Spindle cone MK4 Workpiece headstock 0.55 kW Workpiece speeds 30 - 450 rpm Internal grinding spindle 1.5 kW

Condition: as good as new (ex-display), Year of construction: 2026, Center height: 181 mm Center distance: 650 mm Maximum grindable workpiece diameter: 360 mm Max. load (overhung): 1000 N / 100 kg Max. load (between centers): 3000 N / 300 kg Z-axis Table swivel angle: 10° Table drive hydraulic: 0–4 m/min X-axis Cross slide travel: 80 mm Rapid traverse (hydraulic): 50 mm Coarse positioning—air cushion: 280 mm Infeed drive via DC motor Rapid feed rate: 48 mm/min/Ø Infeed process: Plunge / Longitudinal grinding 4 pre-selectable feed rates: mm/min/Ø 0.01–48 4 pre-selectable infeed increments: mm/ 0.001–0.1 Spark-out during end stop grinding: s 0–99 / 0–99 strokes Jog infeed: mm/Ø 0.001 Grinding spindle headstock—universal, swiveling: degrees 0–180 Grinding wheel (external): D x width x bore mm 500x100x127 or 203.2 Grinding wheel (face, option): D mm 250x32x76.2 Grinding wheel (internal, option): D mm (2–250) Drive power (external, face): kW 5.5 (7.5) Drive power (internal): kW 2.2 Peripheral speed (external): m/s 35 (50) Grinding wheel wear (external): mm/Ø 160 Wheel guard width: mm 100 Grinding spindle diameter: mm 60 Internal spindle mount: mm 80 (100) Workpiece headstock: Infinitely variable drive, MK 4: 1/min 30–270/ 50–450 Psdpfx Anjtqf Sqoyerb Workpiece spindle lockable Spindle mount: mm MK 4/24 Spindle nose for flange mounting: MK 4 mm cylindrical Ø63H6 x 6 Workpiece headstock swivels on the rotary part: degrees 0–90 Tailstock: Quill mount / quill diameter: mm MK 4/750 Quill stroke mm: 45 Quill force N: 100–800 / 250–1400, adjustable Quill actuation: manual (foot switch) Quill fine adjustment: ±40μm Connections: Total power requirement of the machine: kW 6.5–10 Grinding spindle headstock: kW 5.5 (7.5) Workpiece headstock: kW 0.55 (1.1) Coolant cleaning: kW 0.75–2.2 Guideway lubrication pump: kW 0.1 Hydraulic pump: kW 1.5 Hydraulic tank: liters 80 Pneumatics: bar 6 Similar to Weiss/ EMAG/ GP cylindrical grinding machines/ Studer/ Kellenberger/ Schaudt/ Tschudin/ Tacchella/ Dannobat/ Bahmüller/ Fortuna

Condition: as good as new (ex-display), Year of construction: 2026, Centre height: 181 mm Centre distance: 1000 mm Maximum grindable workpiece diameter: 360 mm Max load cantilevered: 1000 N (100 kg) Max load between centres: 3000 N (300 kg) Z-axis: Table swivel angle: 10° Table drive, hydraulic: 0–4 m/min X-axis: Cross slide travel: 80 mm Rapid traverse (hydraulic): 50 mm Coarse adjustment – air cushion: 280 mm Infeed drive by DC motor Rapid infeed speed: 48 mm/min/Ø Infeed cycle: Plunge grinding / Longitudinal grinding 4 preselectable speeds: mm/min/Ø: 0.01–48 4 preselectable infeed increments: mm: 0.001–0.1 Automatic shut-off during stop-grinding: 0–99 s or 0–99 strokes Stepwise infeed: mm/Ø: 0.001 Grinding headstock universal, swivelling: 0–180° Grinding wheel (OD): D x width x bore: 500 x 100 x 127 mm or 203.2 mm Grinding wheel (face, option) D: 250 x 32 x 76.2 mm Grinding wheel (ID, option) D: 2–250 mm Drive power, external/face: 5.5 (7.5) kW Drive power, internal: 2.2 kW Peripheral speed, external: 35 (50) m/s Grinding wheel wear (OD): mm/Ø: 160 Guard width: 100 mm Grinding spindle diameter: 60 mm Internal spindle mounting: 80 (100) mm Pedpfx Anotqf Rzeyjrb Workpiece headstock: Infinitely variable drive: MK 4, 1/min: 30–270 / 50–450 Workpiece spindle lockable Spindle mounting: MK 4/24 mm Spindle nose for flange attachment: MK 4, cylindrical Ø63H6 x 6 mm Headstock swivels on rotating part: 0–90° Tailstock: Quill mounting / Quill diameter: MK 4, 750 mm Quill stroke: 45 mm Quill force, N: 100–800 / 250–1400 adjustable Quill operation: manual (foot switch) Quill fine adjustment: ±40 μm Connections: Total machine connected load: 6.5–10 kW Grinding headstock: 5.5 (7.5) kW Workpiece headstock: 0.55 (1.1) kW Coolant filtration: 0.75–2.2 kW Lubrication pump – guideways: 0.1 kW Hydraulic pump: 1.5 kW Hydraulic tank: 80 l Pneumatics: 6 bar Comparable to: Weiss / EMAG / GP cylindrical grinders / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat

Condition: used, Year of construction: 1982, grinding diameter 630 mm grinding length 600 mm centre height 320 mm Machine with heavy duty workhead. Psdpfx Anov Dxxzeyorb Machine will be partial overhauled before delivery. Machine will get a geometry protocoll according to the Kellenberger new machine guideline

Year of construction: 2001, condition: excellent (used), Cylindrical grinder Grinding width 64 cm Grinding height 10.5 cm Two rollers. Podpomicz Tsfx Anyerb 3.7 kW motor

Condition: good (used), Year of construction: 2014, Offered here is a centerless cylindrical grinding machine from the manufacturer Tschudin, including automation. The machine is in very good condition and can be inspected upon request. Technical data – see PDF. Prodpfxjx Urh Ao Anyeb

Condition: excellent (used), with internal grinding attachment Center height 125 mm Distance between centers 600 mm Prodpfxeiu E Tro Anyjb Grinding wheel 400 x 40 x 127 mm Misc.accessories MARCELS MASCHINEN AG

Condition: used, Year of construction: 2008, Here are some key details: - CNC universal cylindrical grinding machine WUG 21 base machine by CNC-Technik Weiss. (The WUG 21 features a Karstens machine bed on which the CNC system is mounted.) - Year of manufacture: 2008 / operated in single-shift use only Pedpfoxmurxjx Anyerb - 1000 mm between centers - Workpiece spindle headstock and tailstock MK4 - Wheel diameter up to 500 mm - Wheel mounting at a 26.5° angle - Grinding wheel drive with programmable SUG - Grinding spindle headstock manually swivellable on air cushion - Wheel positioned on the right - Internal grinding attachment mounted at the rear, including dressing device - Eckelmann control system - DIN programming - Cycle programs - Manual grinding: yes - Automatic dressing - Marposs acoustic emission monitoring for external grinding wheel, including software package - Grinding wheel spindle and workpiece spindle driven by V-belt drive

Condition: used, Year of construction: 2012, workpiece . workpiece diameter 15 -70 mm swing diameter max. 150 mm clamping length max. 500 mm Swing over bezel area 70 mm dimension 150 x 300 mm max. turning speeds 250 min/-1 longitudinal adjustment manuell über Kettenrad Fixed tip MK 4 (Junker D75 mm) clamping capacity ü. Hydraulik einstellbar travel -z axis max. 1000 mm feed z - Achse (CNC gesteuert) dimension D 205 x 450 mm flange diameter D 190 mm standards association D 127 mm drive 30 kW speed control mit Frequenz- Umformer max. turning speeds 4400 min/-1 type Borazon (CBN) o. Diamant mm diameter 450 mm Pjdpfxox H Ande Anyorb bore D 127 mm peripheral speed max. 90 m/sec type GR-3520-NR mm diameter range D 20 - D 35 mm dimension D 80 x 250 mm flange D 100 standards association D 75 drive 1,8 kW max. turning speeds 24000 min/-1 weight of the machine ca. 7,0 t In our opinion, the machine is in good condition and can be inspected under power by appointment. There are 2 identical machines available. Accessories, tools and clamping devices shown are only part of the scope of delivery if this is noted in the additional information. Changes and errors in the technical data and information as well as Subject to prior sale!

Condition: new, We offer you spare parts of all kinds for your conventional or CNC Karstens / EMAG WEISS / GP cylindrical grinding machine—covering your tailstock, workpiece headstock, grinding spindle headstock, ball screw spindles, glass scales, grinding wheel flanges, drive motors, axis drives (BOSCH SIEMENS), ECKELMANN controls, bellows, bearings, K11/K21 infeed controls (new and used), as well as Z-axis reversing blocks for exchange. We service machines from year of manufacture 1955 onwards: ASA-ASE-K10-K11-K12-K13-K16-K19-K21-K22-K23-K24-K25-K26-K27-K28- K29-K33-K35-K37-K50-K51-K52-K53-K57-W11-W21-GP cylindrical grinding machines—all assemblies based on Karstens design. Psdsup Aikjpfx Anyerb Comparable/ EMAG-WEISS/ GP cylindrical grinding machines/ Studer/ Kellenberger/ Schaudt/ Tschudin/ Tacchella/ Dannobat.

Condition: good (used), Distance between centers: 1000 mm Predpfx Anstt Raweysb Height of centers: 175 mm Grinding length: 500 mm Maximum grinding diameter: 300 mm Working wheel dimensions (OD x ID x W): 500 x 203 x 80/100 mm Internal Morse taper: 5 Working wheel motor power: 7.5 kW Total power: 17 kW Longitudinal travel of the carriage (X-axis): 267 mm Transverse travel of the carriage (Z-axis): 650 mm CNC brand: FANUC CNC model: 16-T Rotating range: +/- 8.5º Dimensions: 2600 mm x 2300 mm x 2100 mm Approximate weight: 4200 kg

Condition: used, grinding diameter 250,350,450 mm grinding length 1000 mm centre height 125,175,225 mm grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0,001-0,030 mm/Ø 0-0,95 mm/Ø ±8 ° longitudinal feed of the table 1300 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannugkg kg 70 mm total power requirement 6,5 kW weight of the machine ca. 2,5 t dimensions of the machine ca. 4,2 x 2,0 m Prsdpfx Ajt Ii Nuonyeb As the world’s leading company in Kellenberger overhaul and retrofit we are not only able to deliver machines in a quality similar to a new machine and with warranty, but we can also offer you the service for your machines. Geometrically overhauled with new paint and original electrics. Foto of a 600U which we already have delivered. -Digital display in 2 axes. Resolution of x-Achse 0,5my Options: -Encoder with digital display in workpiece spindle head -Encoder with digital display in grinding spindle head (Height adjustment with spindle not possible) -New stable internal grinding diameter 80mm oder 100mm with height-adjustment. -Increase the center heigh to max. 225mm -Speed control of the grinding spindle Including:: -Adjustment tool -Draw tube for chucks other accessories on reqeust Die Werkzeugmaschine entspricht zum derzeitigen Zeitpunkt nicht den grundlegenden Sicherheits- und Schutzanforderungen wie in der BetrSichV 2015 genannt. Eine Anhebung des erforderlichen Mindest-Schutzzieles ist mittels einer Gefährdungsbeurteilung nach BetrSichV zu ermitteln.

Condition: good (used), Cylindrical Grinder STUDER Favorit S35 Psdpfxorakibj Anyjrb

Condition: used, grinding diameter 250 mm grinding length 1000 mm centre height 125 mm grinding wheel diameter 500 mm grinding wheel width 80 (100) mm bore 203,2 mm MK5 work piece spindle speed 20-400 U/min workpiece spindle swivable +/- 360 ° grinding head swivellable +/- 0 ° 0-9,99 mm/Ø 0-9,99 mm/Ø table swivelabel +/- 10 ° table speeds 0,02-6 m/min 130 kg max. workpiece weight -without tailstock 130 inkl. Spannung kg cross travel 270 mm tailstock quill taper MT 3 quill travel 30 mm total power requirement 5,5-7,5 kW weight of the machine ca. 2,7 t As the world’s leading company in Kellenberger overhaul and retrofit we are not only able to deliver machines in a quality similar to a new machine and with warranty, but we can also offer you the service for your machines. delivery: completely overhauled including a new control Examples: Accessoies: - Marposs auto-sizing-attachement - Balancing for the wheel. Die Werkzeugmaschine entspricht zum derzeitigen Zeitpunkt nicht den grundlegenden Sicherheits- und Schutzanforderungen wie in der BetrSichV 2015 Prodpfx Aod Ih Egsnyob genannt. Eine Anhebung des erforderlichen Mindest-Schutzzieles ist mittels einer Gefährdungsbeurteilung nach BetrSichV zu ermitteln.

Condition: used, Year of construction: 2010, We offer you: 2 units of CNC cylindrical grinding machines Prodpfxezrl E Ho Anyob Manufacturer: Junker Type: Jumat 3000/50S Year of manufacture: 2010 Control system: Siemens You can find the technical specifications in the images. Accessories, tools and clamping devices shown in the images are only included in the scope of delivery if this is explicitly stated in the additional information. Subject to changes and errors in the technical data and information, as well as prior sale!

Condition: used, Year of construction: 1999, grinding diameter 350 mm grinding length 1000 mm centre height 175 mm Control FANUC 18i-TA GENERALÜBERHOLT Foto von ähnlicher bereits gelieferter Maschine - Schleifscheibenausrüstung LINKS 500mm - Schleifscheibenausrüstung RECHTS 400mm - Innenschleifeinrichtung 120mm für riemengetriebene Innenschleifspindeln (standard) - CNC-Steuerung FANUC 18i-TA - vorbereitet für Messsteuerung Marposs kombiniert (Minialsar, Positionar)mit E5N - B-Achse Prsdpfx Aoy U N Hpenysb - Kel-Set - hydraulischer Pinolenrückzug - Mikroverstellung am Reitstock - Werkstückspindelstock mit schwenkbarem Unterteil - Schleifscheibenausrüstung LINKS 500mm - Schleifscheibenausrüstung RECHTS 400mm - Innenschleifeinrichtung 120mm für riemengetriebene Innenschleifspindeln (standard) - CNC-Steuerung FANUC 18i-TA - vorbereitet für Messsteuerung Marposs kombiniert (Minialsar, Positionar)mit E5N - B-Achse - Kel-Set - hydraulischer Pinolenrückzug - Mikroverstellung am Reitstock - Werkstückspindelstock mit schwenkbarem Unterteil

Condition: used, grinding diameter 250,350,450 mm grinding length 1500 mm centre height 125,175,225 mm grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0,001-0,030 mm/Ø 0-0,95 mm/Ø ± 6 ° longitudinal feed of the table 1750 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannugkg kg 80 mm total power requirement 6,5 kW weight of the machine ca. 2,9 t dimensions of the machine ca. 5,6 x 2,0 m As the world’s leading company in Kellenberger overhaul and retrofit we are not only able to deliver machines in a quality similar to a new machine and with warranty, but we can also offer you the service for your machines. Geometrisch überholt und neu lackiert mit original Elektrik jedoch neuer WSS Antrieb und Regler in Drehstromtechnik. Optional mit Spritzschutztüren und bedienpult vorne siehe Foto 1000U. -Digitalanzeige in 2 Achsen. Auflösung x-Achse 0,5my Optionen: -Schwenkwinkelanzeige Obertisch -Drehgeber mit digitaler Anzeige im Werkstückspindelstock -Drehgeber mit digitaler Anzeige im Schleifspindelstock (keine Höhenverstellung mit Spindel möglich) -Neue stabile Innenschleifvorrichtung Durchmesser 80mm oder 100mm mit Höhenjustierung. -Erhöhung der Spitzenhöhe auf max. 225mm Inklusive: -Bedienwerkzeug -Spannrohr für Futter Pedpsd Ih Dvsfx Anyjrb weiteres Zubehör auf Anfrage. Die Werkzeugmaschine entspricht zum derzeitigen Zeitpunkt nicht den grundlegenden Sicherheits- und Schutzanforderungen wie in der BetrSichV 2015 genannt. Eine Anhebung des erforderlichen Mindest-Schutzzieles ist mittels einer Gefährdungsbeurteilung nach BetrSichV zu ermitteln.

Condition: excellent (used), Year of construction: 1980, Karstens K11 1000 This Karstens K11 comes from a university and has seen very little use. All cables and hoses in the wet area have been replaced. It has extremely few operating hours. Since we specialize in Karstens round grinding machines, we can offer you complete service (electrical and mechanical) for the machine after purchase. Technical data: Center distance: 1000 mm Center height: 180 mm Workpiece weight: 70 kg cantilevered, 250 kg between centers Grinding wheel diameter: 400 mm Workpiece spindle: MK 4, speed continuously adjustable 30-450 rpm, swivel range 0 - 90 ° Tailstock: MK4, quill travel 45 mm Tailstock rest next to the Z-axis table Quill force: 200-600 N Table tilt: 12.5 degrees Adjustable travel of the feed spindle: 80 mm Rapid traverse: 50 mm Coarse adjustment with air cushion: 280 mm Grinding spindle motor (external): 4 KW Grinding spindle motor (internal): 2.2 KW Pedoh Rit Espfx Anyorb Workpiece spindle motor: 0.55 KW Machine weight: Net 3500 kg Feed drive via DC motor Air cushion-supported rapid adjustment of the grinding spindle stock for quick and safe positioning of the grinding position. Separate drive for the spindles for external and internal grinding. Fully automatic working cycle, feed movement via a wind rose switch: Rapid traverse forward, rapid traverse backward, grinding operation, feed stop, mym feed. Automatic longitudinal grinding cycle Central coolant supply for all grinding points Workpiece spindle stock with continuously adjustable drive for both rotating and lockable spindle. Feed control for longitudinal grinding and face grinding, input for retraction, feed amounts, feeds, dwell times, clearance strokes Digital display for X-axis from Heidenhain Paper band filter system can be offered upon request. Similar to Weiss/EMAG/GP round grinding machines/Studer/Kellenberger/Schaudt/Tschudin/Tacchella/Dannobat .

Condition: excellent (used), Year of construction: 2001, Description to follow! Prsdpfozd E Tzjx Anyjb

Condition: ready for operation (used), Year of construction: 2012, functionality: fully functional, machine/vehicle number: 155847, Round grinding machine Knuth RSM 1000, year of manufacture 2012, fully functional, with internal grinding attachment. Condition: fully functional Year of manufacture: 2012 Location: West Saxony Price: on request Technical data: Manufacturer: Knuth Werkzeugmaschinen GmbH Type: RSM 1000 Prjdpfxjzyltmj Anyjb Serial number: 155847 Power: 9.5 kW Grinding length: 1,000 mm Grinding diameter: up to 320 mm Center height: 180 mm Dimensions: L 3,600 × W 1,650 × H 1,800 mm Machine weight: approx. 3.7 t Equipment: Digital 2-axis position display (DRO) Internal grinding attachment (standard) Steady rest (standard equipment) Central lubrication system Coolant system Description: For sale is a Knuth RSM 1000 round grinding machine, manufactured in 2012, with a digital 2-axis position display. With a grinding length of 1,000 mm and a grinding diameter of up to 320 mm, the machine is suitable for both single-part machining and small-batch production. It comes standard with an internal grinding attachment and a steady rest for machining long workpieces. The machine is fully functional. Inspection and test run possible at the location in West Saxony by appointment. Price: on request Other machines available from site liquidation Takeover of the location negotiable.

Condition: used, grinding diameter 350 mm grinding length 1500 mm centre height 175 mm weight of the machine ca. 3 t High-End Kellenberger 1500U Ideal for spindle producer or overhauler -BEMA Internal grinding device with separate, cooled motor. Grinding spindle and internal grinding spindle motor electrically interlocked! Internal grinding spindle can only be switched on when it is in position. A quantum leap in safety -Infinitely variable grinding spindle speed 1000-1500 rpm -Infinitely variable internal grinding spindle speed 0-100%. -Digital display of grinding spindle speeds -Swivelling angle display top table -swivel angle display grinding headstock -Marposs gaper sensor for external grinding only Predpfxst Ii Rro Anyjb -fluid gating sensor Marposs internal grinding -Center height up to 250mm possible Machine is already delivered. Identical machine can be built with additional with additional options. Die Werkzeugmaschine entspricht zum derzeitigen Zeitpunkt nicht den grundlegenden Sicherheits- und Schutzanforderungen wie in der BetrSichV 2015 genannt. Eine Anhebung des erforderlichen Mindest-Schutzzieles ist mittels einer Gefährdungsbeurteilung nach BetrSichV zu ermitteln.