Used Heckert Fss 400 for sale (61)

Condition: excellent (used), Year of construction: 2008, For sale: Heckert FSS 450R vertical milling machine. Work surface of the table [mm]: 400 x 1600 Maximum weight of workpiece [kg]: 1500 Longitudinal travel of the table [mm]: 1120 Travel of the cross slide [mm]: 345 Vertical travel of the ram [mm]: 400 Spindle drive power [kW]: 11 Spindle taper: ISO 50 Accelerated longitudinal and transverse travel [mm]: 3150 Accelerated vertical travel [mm/min]: 1000 Weight [kg]: 4000 Overall machine dimensions [mm]: 2850 x 2150 x 2350 Credjzxzdxspfx Aktoi

Condition: good (used), Year of construction: 2002, Heckert CWK 400 D, year 2002, Siemens 840 D control, X/Y/Z travel 650/650/650 mm, 240-position tool changer, HSK 63 spindle taper, spindle speed up to 10,000 rpm, internal coolant supply 30 - 50 bar, NC rotary table Ø 460 mm, six-pallet changer 500 x 400 mm, chip conveyor, new spare spindle, 25 HSK holders. Crjdow Uf Hkopfx Aktji

Condition: refurbished (used), functionality: fully functional, 1. Machine specifications: * Travel ranges - Table longitudinal travel (x) 1190 mm - Cross slide transverse travel (y) 530 mm - Column vertical travel (z) 540 mm * Table surface area 480 x 1600 mm * T-slots 18 mm at 80 mm spacing 5 * Table load capacity 1500 kg * Tool holder SK 50 DIN 2080 * Diameter in the front bearing 100 mm * Milling spindle drive power 15 kW * Speed range 35.5 ... 1800 min-1 * Number of speeds 18 * Step ratio, automatic shifting 1.25 * Max. torque 2200 Nm * Feeds 3 ... 2000 mm/min * Rapid traverse longitudinal and transverse 10000 mm/min vertical 5000 mm/min * Coolant system 40 l/min * CNC control TNC 360 Heidenhain, feed motors SIEMENS * Connected load 35 kW * Machine weight 5400 kg 2. Technical condition The machine was only used in production until May 2009!!! Due to the overhaul, the machine meets the acceptance conditions for new machines. All guideways have been re-scraped. Ball screw drive and measuring systems in all axes have been replaced. All motors have been checked and repaired in the authorized workshop. The milling spindle has been checked and repainted. A milling head can be provided for vertical machining. Csdpjz H Ttxsfx Aktori 3. Warranty: last inspection 04/2026 3 months 4. Prices * Machine 59,000.00 € * Assembly/Commissioning 5,250.00 € 5. Delivery conditions: * Pricing: Prices are quoted net for delivery or service ex works, excluding value-added tax. We reserve the right to sell the machine in the meantime. Our terms and conditions of delivery and service apply. * Payment terms: 30% down payment upon order 60% upon delivery 10% after handover * Delivery date: ex warehouse

Condition: used, Year of construction: 2008, travel distance X-axis: 650 mm, travel distance Y-axis: 650 mm, travel distance Z-axis: 680 mm, spindle speed (max.): 24,000 rpm, Order no. 5.3-745 1 used Horizontal Milling Center Heckert HEC 400D, built 2008 1 used Horizontal Milling Center Heckert HEC 400D, built 2008 CNC control Sinumerik 840D NC rotary table B-axis Magazine for 80 tools Pallet changing device, 2 pallets 400mm x 400mm Internal coolant supply IKZ chip conveyor Coolant device CNC control Sinumerik 840D NC-rotary table B-axis automatic tool changer for 80 tools pallet changing device, 2 pallets 400 mm x 400mm coolant through spindle device IKZ chip conveyor coolant device Technische Daten / technical details: X-travel longitudinal 650 mm Y-travel vertical 650 mm Credpfjrairwjx Aktji Z-travel cross / Z-travel cross 680 mm B-axis / B-axis 360 ° Spindle taper HSK 63A Drehzahlbereich Spindel / spindle speed 24000 Upm /rpm Werkzeugplätze / tool places in changer 80 Gewicht der Maschine ca. / weight approx. 13000 kg Technical data, accessories and description of the machine are not binding - Technical data, accessories and description of the machine are not binding.

Condition: refurbished (used), functionality: fully functional, 1. Machine specifications: * Work table - Clamping surface 375 x 1600 mm - Number of clamping slots 4 - Table load 1000 kg * Adjustable travel ranges, machine-controlled - Table longitudinal movement (x) 1000 mm - Cross slide transverse movement (y) 270 mm - Overarm vertical movement (z) 505 mm * Milling spindle - Drive power 7.5 kW - Max. torque 1850 Nm - Tool holder, steep taper ISO 50 - Diameter in front bearing 100 mm - Max. milling head diameter 250 mm - Quill adjustment 90 mm - Swivel range, on both sides 45 degrees * Speeds - Number 18 - Step ratio 1.25 - Range 45 ... 2240 min-1 * Feed rate - Number of feeds 18 - Step ratio 1.25 - Range, longitudinal and transverse 16 – 800 mm/min - Range, vertical 5 - 250 mm/min - Drive power 1.5 kW - Rapid traverse, longitudinal and transverse 3150 mm/min Csdsz H Tuvspfx Akteri - Rapid traverse, vertical 1000 mm/min * Coolant system - Flow rate 10 l/min - Capacity 45 l * Connected load 8 kW * Machine weight (net) 3150 kg * Space requirement 2800 x 2420 x 2635 mm * Last inspection 03/2026 2. Technical condition The machine was only used in production until February 2011!!! Due to the overhaul, the machine meets the acceptance conditions for new machines. All guideways have been re-scraped, the gearbox has been overhauled, and the feed and rapid traverse couplings have been replaced. The milling spindle has been overhauled, and a new paint job has been applied. 3. Warranty: 3 months 4. Price: 19,000.00 € 5. Delivery terms: * Pricing: Prices are quoted net for delivery of the machine ex works, excluding VAT. We reserve the right to sell the machine in the interim. * Payment terms: 30% down payment upon order 70% upon delivery * Delivery date: ex warehouse

Condition: used, Year of construction: 2002, x-travel 650 mm Cedozmy Tuopfx Aktori y-travel 650 mm z-travel 650 mm Control Siemens 840 D weight of the machine ca. 12 t

Condition: ready for operation (used), Year of construction: 2008, functionality: fully functional, travel distance X-axis: 650 mm, travel distance Y-axis: 650 mm, travel distance Z-axis: 680 mm, controller model: SIEMENS Sinumerik 840D, spindle speed (max.): 24,000 rpm, TECHNICAL DETAILS Travel range, X-axis: 650 mm Travel range, Y-axis: 650 mm Travel range, Z-axis: 680 mm B-axis: 360° Spindle speed (max.): 24,000 rpm Spindle taper: HSK 63A Tool positions: 80 MACHINE DETAILS Control system: Sinumerik 840D Machine weight: approx. 13,000 kg EQUIPMENT NC rotary table with B-axis Magazine for 80 tools Pallet changing system, 2 pallets 400 mm x 400 mm Internal coolant supply (ICS) Chip conveyor Coolant system Cjdpfx Akezi Ealjtori

Condition: excellent (used), Year of construction: 2005, Machining center CWK 400 Year of manufacture: 2005 X travel: 650 mm Codpfx Ajwpciaektori Y travel: 650 mm Z travel: 650 mm Rotary table (4th axis) CNC: Siemens Sinumerik 840 D Table length: 400 mm Table width: 400 mm Workpiece weight: 400 kg Operating hours: 42,000 h Tool changer chain magazine: 80 tools, HSK 63 2-pallet pool Weiss motor spindle: 36 kW, 18,000 rpm Accessories and 60 tools included

Condition: used, Offered is a CNC knee-type milling machine, model FU 400 × 1600. Clamping surface: milling table with T-slots. CNC control: VEB Numerik CNC-H 646. Equipped with a machine vise, flexible coolant hose and swiveling CNC control panel. Inspection possible by arrangement. Crsdpfxo Afpkwo Aktsi

Condition: good (used), Year of construction: 1983, Machine number: 316204/22 Type / Model: FSS 315/E Travel ranges x-y-z: 850 – 280 – 355 mm Crsdsfli Afopfx Aktei Table: 1,200 x 370 mm Clamping area: 1,060 x 260 mm Speed range: 28 to 1,400 rpm Spindle mount: SK 50 Quill stroke: 80 mm Feeds for x and y axes: 16 to 800 mm/min Feed for z axis: 5 to 250 mm/min Power: 8 kW Accessories/Equipment: Head swivels Condition: good Weight: 4 t Dimensions: 2,000 x 2,000 x 2,400 mm

Condition: good (used), Year of construction: 1985, functionality: fully functional, spindle mount: MK 5, height adjustment type: mechanical, total width: 2,100 mm, total length: 900 mm, total height: 3,300 mm, overall weight: 3,000 kg, drilling capacity: 60 mm, clearance between the columns: 1,100 mm, spindle speed (max.): 1,200 rpm, spindle speed (min.): 20 rpm, spindle stroke: 400 mm, Radial drill BR 40/2 x 1250. Prod. Heckert (GER). Year 1985. Max drilling diameter in steel (mm) - 60 mm Max threading diameter in steel - M24 Max workpiece height - 1100 mm Spindle stroke - 400 mm Arm length - 1250 mm Arm rotation - 360 Drill attachment - MK5 Credpfx Akjwazbvstoi Rotation speed range (rpm) - 20-1200 rpm Feed range - 0.063-0.63 mm/rev Base plate mounting surface - 1400 x 800 mm Table dimensions - 650 x 650 x 500 mm Machine dimensions width x depth x height - 2100 x 900 x 3300 mm Motor power - 3.7 kW Weight - 3 tons

Condition: excellent (used), Year of construction: 2011, operating hours: 39,090 h, functionality: fully functional, machine/vehicle number: 14390, travel distance X-axis: 1,350 mm, travel distance Y-axis: 970 mm, travel distance Z-axis: 1,300 mm, total height: 4,150 mm, total length: 8,500 mm, total width: 5,500 mm, overall weight: 32,500 kg, spindle speed (min.): 20 rpm, spindle speed (max.): 6,000 rpm, operating hours of spindle: 8,407 h, coolant supply: 80 bar, spindle motor power: 30,000 W, spindle nose: HSK-A100, number of slots in tool magazine: 60, Equipment: chip conveyor, Travel distances Travel distance X: 1350 mm Travel distance Y: 970 mm Travel distance Z: 1300 mm with measuring system from Haidenhain Pallet size: 800 x 1000 mm Table load: 2000 kg Horizontal/vertical milling table Working spindle Diameter at the front bearing: 110 mm Drive power: (60% duty cycle) 30 kW Drive power: (100% duty cycle) 29 kW Torque: (60% duty cycle) 1088 Nm Torque: (100% duty cycle) 985 Nm Spindle speed: 20…6000 rpm Spindle taper: HSK-A100 NC rotary table with 500 rpm Table speed for positioning operation up to 60 rpm Table speed for turning operation up to 500 rpm Operation at 100% duty cycle with speed >200 rpm max. 20 min Cjdpfx Asz Nc Eiokteri Workpiece diameter incl. fixture 1400 mm Workpiece height: 1400 mm Workpiece weight incl. fixture up to 60 rpm 2000 kg Workpiece weight incl. fixture above 60 rpm 1200 kg Tangential moment 10000 Nm Tilting moment 20000 Nm Drive power (100% duty cycle) 57 kW Drive torque (100% duty cycle) 2520 Nm Machine is equipped with automatic imbalance detection Tool changer: 60 positions Max. tool diameter: 325 mm Max. tool length: 450 mm Max. tool weight: 35 kg Internal coolant supply through the spindle center up to max. 80 bar Additionally: - Coolant gravity band filter from Knoll - Chip conveyor Knoll - HYFRA industrial cooling system - 1x special pallet for turning with 4 jaw chucks 50-2 D1000mm - 1x exchange pallet with T-slots 800x1000mm - 3x exchange pallet with threaded holes DIN55201 800x1000mm - Pallets without workpiece clamping devices - Electronic handwheel - Optical measuring probe OMP60 from Renishaw Net machine weight with H/V table approx. 32500 kg Space requirement approx. (L x W x H) 8500x5500x4150mm Technical data without guarantee. Errors and prior sale reserved.

Year of construction: 1988, condition: used, table diameter 400 mm table load 0,126 t table height 100 mm weight 126 kg Crsdpfjipyx Nex Aktoi Dividing rotary table with 400 mm diameter of a Heckert FSS 400.

Condition: excellent (used), max. workpiece diameter 400 mm Cjdpfxjzmapio Aktori threading length 1000 mm max. module 4 (8) min. module 1 clamping length max. 850 mm weight of the machine ca. 3,1 t dimensions of the machine ca. 3,1 x 1,1 x 1,6 m

Condition: used, faceplate diameter 800 mm hollow 130 mm Cods Ah T Uzjpfx Aktori height 120 mm weight of the machine ca. 0,25 t dimensions of the machine ca. 1,2 x 0,8 x 0,3 m Face plate with short-taper mount, size 8, diameter 800 mm

Condition: refurbished (used), 1. Machine Specifications * 2 work tables with automatic pallet changer - Clamping area 400 x 400 mm - Perforated pallets - Max. clamping weight 400 kg - NC rotary table - Rotatable clamping position * Travel ranges - Column longitudinal travel (x) 650 mm - Support vertical travel (y) 500 mm - Table transverse travel (z) 650 mm * Max. feed rate 36 m/min * Rapid traverse 40 m/min * Working spindle - Tool interface - SK 40 DIN 69871 - Drive power 24 kW AC - Torque 230 Nm - Speed range, stepless 0 ... 10000 rpm * Coolant supply through the spindle center 50 bar * Tool magazine 60 positions * Control system Sinumerik 840 D * Machine bed made of mineral cast * Enclosed work area protection * Chip conveyor * Paper band filter system 2. Technical Condition The machine was only used in production until February 2013! Due to the overhaul, the machine meets the acceptance conditions for new machines. - The machine was completely disassembled and cleaned. - All compact guides and ball screw drives were replaced. - The main drive motor and feed motors were inspected in authorized workshops and, if necessary, refurbished. - The main spindle body was replaced with a new one, the spindle was re-bearinged, and run-in on the test stand. - All cables, air lines, and defective sensors were replaced. - Table assembly, magazine, tool changer, and coolant system were overhauled. - The panes of the work area protection were renewed, and a new paint job was applied. In addition, a new main spindle and a new Kessler motor can be supplied as spare parts. 3. Warranty: last inspection 03/2013; 3 months 4. Prices: * Machine €110,000.00 Crsdpfxsz H Tn Aj Aktsi * Installation/Commissioning €6,000.00 (for installation/commissioning abroad, travel costs will be added) 5. Delivery Conditions: * Pricing: Prices are quoted net for delivery or service ex works. We reserve the right to sell the machine in the interim. Our delivery and service terms and conditions apply. * Payment terms: 30% down payment upon order against invoice 60% upon delivery 10% upon handover * Delivery time: 4 weeks

Condition: used, Guide rail and surface grinding machine WMW FRITZ HECKERT Aschersleben Type SZ 1000 x 1250 x 3000 / 344 Cedpfohv A A Dex Akteri Manufacturer's No. 13.2236.2 Year of manufacture 1989 Nominal grinding area 3000 x 1250 mm Table clamping surface 3240 x 1000 mm Grinding length max. 3300 mm Processing width 1250 mm Processing height 1250 mm Grinding wheel diameter (surface grinding support) max. 600 mm Grinding wheel width (surface grinding support) max. 100 mm Grinding wheel diameter (swiveling support) max. 450 mm Mains connection 400 Volt, 50 Hz - Swiveling grinding support, motor power 16.5 kW, infinitely variable speed - Grinding support for surface grinding, motor power 15 kW, infinitely variable speed - New electrical control system, based on SIEMENS S7, year of manufacture 2001 - New electrical control cabinet located nearby, year of manufacture 2001 - Infinitely variable grinding wheel speed on both grinding supports - Swiveling grinding spindle for guide rail and profile grinding - Control panel swiveling and height-adjustable - Coolant system located nearby - Hydraulic system located nearby - Oil circulation lubrication system located nearby - Various grinding wheels and arbors Space requirement (complete) L x W x H 11900 x 7700 x 4600 mm Weight 45 tons Very good condition

Condition: used, functionality: fully functional, 1. Machine specifications * Pallet changer with 6 pallets - Clamping area: 4 x 800 x 800 mm 2 x 800 x 1000 mm - Max. clamping weight: 2000 kg - Interference circle: D = 1200 mm - Changeover time: 35 sec. * Travel ranges - Workpiece (x): 1140 mm - Support vertical adjustment (y): 910 mm - Column transverse adjustment (z): 875 mm * Max. feed force: 20,000 N * Rapid traverse: 24 m/min * Working spindle - tool holder - SK 50 DIN - Drive power 100/40 % duty cycle: 22/32 kW - Torque 100/40 % duty cycle: 720/1040 Nm - Speed range, stepless: 20 ... 6000 rpm * Coolant supply through the spindle center: 10 bar * Tool magazine (cassette): 186 positions - Average chip-to-chip time: 11 sec. * Control system: Siemens 840C * Work area protection Credpsz H Tqdjfx Aktsi 2. Year of manufacture: 1995 The machine was only used in production until February 2011!!! 3. Warranty: none 4. Prices: * Machine: €30,000.00 5. Delivery conditions: * Payment terms: 100% before collection * Delivery date: ex-stock

Condition: as good as new (ex-display), functionality: fully functional, 1. Machine Specifications * 2 work tables with pallet changing system - Clamping area: 630 x 630 mm - Threaded holes: 23 x M16x30 - Max. clamping weight: 1000 kg * Travel ranges - Table longitudinal adjustment (x): 850 mm - Support vertical adjustment (y): 710 mm - Column transverse adjustment (z): 710 mm * Max. feed rate: 10 m/min * Rapid traverse: 15 m/min * Working spindle - Tool interface: SK 50 DIN - Drive power: 22 kW AC - Torque: 660 Nm - Speed range, stepless: 20 ... 6000 rpm * Coolant supply through the spindle center: 10 bar * Tool magazine: 60 positions * Control system: Sinumerik 850M, software version 4.5 * Feed and main drive: AC Indramat * Footprint (L x W x H): 4100 x 6000 x 3500 mm * Work area protection 2. Technical Condition The machine has never been used in production!!! It is an unused machine – no production hours. Therefore, the machine meets all technical parameters within the acceptance conditions for new machines. 3. Warranty: Last inspection 04/2026, 6 months 4. Prices: * Machine: €120,000.00 * Spare parts package: included * Assembly/Commissioning: €7,500.00 (for assembly/commissioning abroad, travel expenses will be added) 5. Delivery Conditions: * Pricing: Prices are quoted net for delivery or service ex works, excluding VAT. We reserve the right to sell the machine in the meantime. Our delivery and service terms and conditions apply. * Payment terms: 30% down payment upon order 60% upon delivery 10% upon handover * Delivery time: 4 weeks Manfred Friedrich Export / Import Clemens-Winkler-Str. 6, 09116 Chemnitz The following spare parts can be supplied: Indramat motor - 2 AD 132D-BO50 R2-AS 03 - MAC 093 A-0-LS-2-C/130-A1 - MAC 112D-0-HD-4-C/180-BO - MAC 112C-0-KD-2-C/180-A-2 Indramat controller - TBM 1.2-40-W 1/220 V - TDM 1.2-100-300-W1 - TVM 2.2-050-220/300-W1 Crodpfxjz H Tqwe Aktsi Heidenheim length measuring system LS403-820 2x - LS403-1020 Tool holders DIN SK 50 - 60 pieces Roller guide element 26 110 - 25 pieces

Condition: excellent (used), Year of construction: 2003, functionality: fully functional, For sale: this lathe. General overhaul completed in 2009. Swing diameter over bed: 1,000 mm Turning length: 5,000 mm Siemens Sinumerik 840D The machine is currently finishing a job and will be available at the end of January 2026. Crjdpfx Ajxxvqasktoi

Condition: good (used), functionality: fully functional, 1 x Drilling and threading machine WMW Heckert Mikromat Well-maintained machine with complete accessories + coolant pump Technical data: Spindle speeds: 90 - 710 rpm (7 steps) Thread sizes: Cjdszzz E Ijpfx Akteri M6 - M30 Pitches: 1.0 - 3.5 mm The machine can be inspected while powered on.

Condition: good (used), Year of construction: 1985, machine/vehicle number: 1076-85, Offer 24303 Technical data: Codst Dxwgjpfx Akteri - Table size approx. 630 x 340 mm - Working range of the axes - X (longitudinal) approx. 400 mm - Y (transverse) approx. 220 mm - Z (vertical) approx. 400 mm - max. distance milling spindle - table surface 400 mm - Tool holder SK 40 - Work spindle speeds adjustable in 16 steps 45 - 2240 rpm - Mot table feeds X ; Y ; Z 6.3 - 1250 mm/min - Drive 400 V / 8.5 kW - Space requirement approx. W 1450 x H 1900 x D 1450 mm - Weight approx. 1600 kg - with: - 3 axes digital readout HEIDENHAIN - Vertical milling head tiltable - Horizontal spindle counter holder - Machine vice

Condition: used, Universal milling head, milling holder, milling extension, angle milling head -Manufacturer: WMW HECKERT, milling head from milling machine FSS 315-V Crodpfjgxcuqjx Aktsi -Recording output: SK50 -Recording: Input gear -Milling head: fully pivotable -Stroke: 72 mm -Transport dimensions: 850/650/H520 mm -Weight: 277 kg

Year of construction: 1989, condition: ready for operation (used), travel distance X-axis: 3,000 mm, controller manufacturer: SIEMENS, number of axes: 3, This 3-axis WMW-Heckert SZ10-10-03 surface grinding machine was manufactured in 1989. It features a grinding length of 3,000 mm and a working width of 1,250 mm, with a maximum workpiece weight of 9,450 kg. The machine includes a clamping table surface of 3,230 x 1,000 mm and a permissible table load of 3,150 kg/m. If you are looking to get high-quality grinding capabilities, consider the WMW-Heckert SZ10-10-03 machine we have for sale. Contact us for further details. Crsdpfx Aks Agvq Aotsi - Grinding / Working Length: 3,000 mm - Grinding / Working Width: 1,250 mm - Grinding / Working Height: 1,000 mm - Clearance Width Between Columns: 1,410 mm - Clearance Width Between Covers: 1,310 mm - Clearance Height: Max. 1,120 mm - Table Height Above Workshop Floor: Approx. 785 mm - Clamping Table Surface: 3,230 x 1,000 mm - T-Slots (per TGL 3045): 8 slots; Width 22H12 mm; Spacing 125 mm - Permissible Table Load: 3,150 kg/m (evenly distributed) - Maximum Workpiece Weight: 9,450 kg - Table Speed: Infinitely variable 2 – 50 m/min - Crossbeam Traverse Speed: 560 mm/min - Overall Machine Dimensions (L x W x H): Approx. 10,700 x 7,395 x 4,710 mm - Total Machine Weight: 39.3 t (nameplate) / approx. 50,000 kg (technical data sheet) - Main Power Supply: 3N~ / 50 Hz, 380 V - Control Voltage: 110 V - Auxiliary Voltage: 24 V - Connected Load: 126 kW - Machine Rated Current: 190 A - Mains Supply Fuse: 224 A slow-blow - Grinding Supports: Surface grinding support and swiveling grinding support - Control / Interface: Swiveling control pendant equipped with a Siemens SIMATIC OP3 panel and analog controls/dials

Condition: used, machine/vehicle number: 1484.04.01, No minimum price – guaranteed sale to the highest bidder! Loading: December 1st to December 10th. TECHNICAL DETAILS General Information Machine type: Precision coordinate grinding machine Machine weight: approx. 4.5 t Travel and working area X-axis travel: 700 mm Y-axis travel: 400 mm Workpiece height: 620 mm Internal grinding diameter: 250 mm Axial movement of the grinding spindle: 115 mm Work table Table size: 1,000 × 630 mm Feed and accuracy Feed rate: 0.5–63 mm/min Stroke: 5–100 mm Resolution: 0.001 mm Grinding spindles High-speed spindle: 30,000–60,000 RPM Additional spindle: 12,000–30,000 RPM Planetary spindle speed: 5–250 RPM Slide head Credpfxs Aa Aqas Aktji Slide travel: ±50 mm Control and operation Digital control: ARKURITE VRO 300 Interface: RS 232 Speed adjustment: electronic, stepless Operating modes: manual and NC operation Performance data Total power consumption: 6 kW Dimensions Space requirement: approx. 2.375 × 2.470 × 2.560 m EQUIPMENT High-speed spindle Second high-speed additional spindle Slide head Feed rate display Digital speed display Electronic stepless speed adjustment ARKURITE VRO 300 digital control RS-232 interface Switch for manual and NC operation Safety emergency stop