Used Okuma Engine Lathe for sale (224)

Condition: excellent (used), Year of construction: 1987, functionality: fully functional, turning length: 250 mm, turning diameter: 150 mm, spindle bore: 45 mm, spindle speed (max.): 6,000 rpm, spindle speed (min.): 60 rpm, travel distance X-axis: 150 mm, travel distance Z-axis: 285 mm, spindle motor power: 7,500 W, rapid traverse X-axis: 20 m/min, rapid traverse Z-axis: 25 m/min, rotational speed (min.): 60 rpm, rotational speed (max.): 6,000 rpm, swing diameter over cross slide: 150 mm, turning diameter over bed slide: 250 mm, type of input current: three-phase, bar passage: 45 mm, chuck outer diameter: 203 mm, spindle nose: A2-5, Equipment: documentation/manual, Weight: approx. 4,000 kg Dimensions: approx. 2000 × 1700 × 2000 mm Iiedey T Hakspfx Aquoc

Condition: ready for operation (used), Year of construction: 2008, operating hours: 18,349 h, functionality: fully functional, turning length: 1,000 mm, turning diameter: 340 mm, spindle speed (max.): 4,800 rpm, controller model: OSP P200L, Equipment: chip conveyor, TECHNICAL DETAILS Turning length: 1,000 mm Turning diameter: 340 mm Isdpfx Aoy Txycoqueic Spindle speed (max.): 4,800 rpm Axes: 4 Tool turret A: VDI40 V12 with driven tools Tool turret B: VDI40 V8 MACHINE DETAILS Control system: OSP P200L Operating hours: 18,349 h EQUIPMENT Touch probe Chip conveyor Coolant station Standard spindle bore Tailstock: manual

Condition: good (used), Year of construction: 2000, functionality: fully functional, First put into operation 2001. Technical details turning diameter 420 mm turning length 650 mm control Okuma OSP-U100L spindle bore 95 mm spindle turning speed range 2800 rpm travel -x axis 300 mm travel -z axis 675 mm main drive motor 22/30 kW weight of the machine ca. 5,5 t dimensions of the machine ca. 2700 x 1900 x 1885 mm Iodpfx Aqsy Tuu Ajueic - 12-station turret (VDI 40) with driven tool stations, 3,000 rpm, 5.5 kW - Internal extraction system by Hengst Filtration (year of manufacture 2023) - Touchsetter, tool measurement - C-axis (main spindle) - Tool breakage and wear monitoring - 3-jaw chuck, Kitagawa B210, Ø250 - Tailstock - Coolant supply, also through the tool - IGF dialog programming - Chip conveyor

Condition: used, turning diameter over bed 460 mm turning dia. over face-slide 256 mm turning length 1250 mm centre distance 1250 mm centre height 230 mm spindle bore 55 mm spindle turning speed range 35 - 1800 U/min weight of the machine ca. 2,7 t Isdpfxsxwp Ebo Aqujic dimensions of machine L x W x H 2,75 x 1,20 x 1,42 m Accessories: 3-jaw chuck 250 mmø, MULTIFIX-head with 3 inserts, solid steady

Condition: ready for operation (used), Year of construction: 2001, operating hours: 18,500 h, functionality: fully functional, travel distance X-axis: 700 mm, travel distance Y-axis: 800 mm, travel distance Z-axis: 700 mm, controller model: CNC OSP 100M, rotational speed (max.): 5,000 rpm, An optional tool package worth €10,000 can be purchased for €3,500! Iiedpfx Ajy S S U Dsquoc TECHNICAL DETAILS Travel range, X-axis: 700 mm Travel range, Y-axis: 800 mm Travel range, Z-axis: 700 mm Rotary table/B-axis: indexed in 1° steps, 360 positions Spindle speed: 25 - 5,000 rpm Type of input current: Three-phase Pallet size (2x): 500 mm x 500 mm Table size: 500 mm x 500 mm Table load: 800 kg Distance spindle nose to table surface: 150 mm - 850 mm Tool holder: MAS BT 50 Tool magazine (ATC): 60 positions, chain magazine Tool length max.: 450 mm MACHINE DETAILS Control: CNC OSP 100M Dimensions & Weight Dimensions (L x W x H): 5,500 mm x 3,160 mm x 3,300 mm Machine weight: 21,000 kg Spindle hours: 18,500 h EQUIPMENT Chip conveyor Coolant system Pocket filter system for internal cooling Spindle speed, continuously adjustable

Condition: ready for operation (used), Year of construction: 2002, operating hours: 9,675 h, functionality: fully functional, controller model: U100M, spindle speed (max.): 12,000 rpm, number of slots in tool magazine: 32, number of axes: 3, An optional tool package worth €10,000 can be purchased for €3,500! TECHNICAL DETAILS X-axis travel: 1,050 mm Y-axis travel: 560 mm Z-axis travel: 460 mm Main spindle: 12,000 rpm MACHINE DETAILS Control system: U100M Iiedpfx Ajy S S Nnoquec Axes: 3 Tool changer (ATC): 32 SK40 Cutting time: 9,675 h EQUIPMENT Documentation/Manual Speed infinitely adjustable Chip conveyor Coolant system Preparation for A-axis (4th axis)

Condition: ready for operation (used), Year of construction: 1998, functionality: fully functional, turning length: 280 mm, spindle speed (max.): 4,200 rpm, travel distance X-axis: 155 mm, travel distance Z-axis: 320 mm, controller model: OSP 700L, TECHNICAL DETAILS Maximum turning length: 280 mm X-axis travel: 155 mm Z-axis travel: 320 mm Spindle speed: 4,200 rpm MACHINE DETAILS Control system: OSP 700L Turret: V12, direct mounting EQUIPMENT Chip conveyor Touch probe Coolant pump Parts collector Collet chuck Iedey S S Hgspfx Aqujic

Condition: ready for operation (used), Year of construction: 2004, functionality: fully functional, turning length: 1,000 mm, turning diameter: 350 mm, spindle bore: 62 mm, spindle speed (max.): 5,200 rpm, Equipment: chip conveyor, TECHNICAL DETAILS Swinging diameter over cross slide: 370 mm Turning length: 1,000 mm Swinging diameter: 350 mm Spindle bore: 62 mm Spindle speed (max.): 5,200 rpm Isdpfey S S Anjx Aquoic MACHINE DETAILS Coolant pump: 8 bar EQUIPMENT Documentation/Manual Speed infinitely adjustable A-turret VDI40, 12 stations (all powered) B-turret VDI40, 8 stations Touch setter for A & B turrets Tailstock, manual Chip conveyor Extraction system Bar feeder, Samsys Multi-3000

Condition: ready for operation (used), Year of construction: 2002, functionality: fully functional, spindle speed (max.): 3,200 rpm, overall weight: 6,500 kg, controller model: U-10L, TECHNICAL DETAILS Maximum turning diameter: 210 mm Maximum turning length: 500 mm X-axis travel: 155 mm Z-axis travel: 520 mm Spindle speed: 3,200 rpm MACHINE DETAILS Control system: U-10L Dimensions & Weight Dimensions (L x W x H): 2,700 x 1,900 x 1,700 mm Total weight: 6,500 kg EQUIPMENT Documentation/Manual Adjustable spindle speed Parts catcher Touch probe V12 turret VDI 30 (all powered) Manual tailstock Chip conveyor Coolant pump Bar loader Samsys MUS-3000, year 2007 Iisdpfx Asy S Sytoquoc SMW chuck KNCS-N210-52

Condition: ready for operation (used), Year of construction: 1999, operating hours: 12,500 h, functionality: fully functional, controller model: OSP 7000M, Equipment: chip conveyor, TECHNICAL DETAILS Tool changer: 24 BT40 MACHINE DETAILS Control system: OSP 7000M Iodpfoy S Sw Eex Aqujic HS: Big Bore GS: Standard Bore Coolant pump: 8 bar Spindle hours: 12,500 h EQUIPMENT Chip conveyor

Condition: ready for operation (used), Year of construction: 2008, operating hours: 10,500 h, functionality: fully functional, turning diameter: 630 mm, travel distance X-axis: 580 mm, travel distance Y-axis: 160 mm, travel distance Z-axis: 935 mm, controller model: Okuma OSP P200L, TECHNICAL DETAILS Diameter over slide: 630 mm Machining diameter: 630 mm Distance between centers: 900 mm Travel range X-axis: 580 mm Travel range Y-axis: 160 mm Travel range Z-axis: 935 mm Travel range W-axis: 1,000 mm Travel range C-axis: 360° Travel range B-axis: -30° to 195° Main spindle: 3,800 rpm Counter spindle: 5,000 rpm Milling spindle: 6,000 rpm Rapid traverse X-axis: 40,000 mm/min Rapid traverse Z-axis: 40,000 mm/min Rapid traverse Y-axis: 26,000 mm/min Rapid traverse W-axis: 20,000 mm/min Rapid traverse C-axis: 200 rpm Rapid traverse B-axis: 30 rpm Tool diameter max.: 90 mm Tool diameter without adjacent tools max.: 130 mm Tool length max.: 300 mm Tool weight max.: 10 kg MACHINE DETAILS Number of axes: 6 Control system: Okuma OSP P200L Dimensions & Weight Footprint: 4,340 × 2,050 mm Height: 2,600 mm Weight: 10,300 kg Spindle hours: 10,500 h EQUIPMENT Documentation/Manual Speed infinitely adjustable Marpos tool sensor Iiodpfoy S Swxsx Aqujc Chip conveyor & coolant system with small band filter system ATC 60 system HSKA-63 (60 tools)

Condition: ready for operation (used), Year of construction: 2015, operating hours: 2,322 h, spindle speed (max.): 4,500 rpm, travel distance X-axis: 235 mm, travel distance Z-axis: 1,144 mm, overall weight: 6,300 kg, controller manufacturer: OKUMA, controller model: OSP-P300L, number of axes: 3, This 3-axis Okuma Genos L300E-M was manufactured in 2015. It features a maximum turning diameter of approximately 300 mm and a distance between centers of 1060 mm. The machine is equipped with live tooling and C-axis capabilities, enhancing its versatility for various turning applications. If you are looking to get high-quality turning capabilities, consider the Okuma Genos L300E-M machine we have for sale. Contact us for further details. • Control: OSP-P300L • Main Spindle: Yes • Live Tooling: Yes • C-Axis: Yes • Y-Axis: No • Maximum Turning Diameter: approx. 300 mm • Distance Between Centers: 1060 mm • Coolant Through Live Tools • Supply Voltage: 400 V • Phase: 3 Phase • Frequency: 50/60 Hz • Rated Capacity: 22.4 kVA • Full Load Current: 33.5 A • Largest Motor Rating: 89 A • Short Circuit Rating: 2.5 kA • Chip Conveyor: Yes • Oil Mist Extractor: Yes • Optional: possible accessories, including driven tools (5 pcs.), all jaws, holders • Spindle Runtime: 2322 h Technical Specification Counter Spindle No Driven Tools Yes Iiedpfsy S Sh Rex Aquec

Condition: ready for operation (used), functionality: fully functional, machine/vehicle number: 162881, turning diameter over cross slide: 410 mm, turning length: 1,000 mm, turning diameter: 340 mm, spindle bore: 80 mm, rotational speed (max.): 3,800 rpm, TECHNICAL DETAILS Swinging diameter over bed: 530 mm Swinging diameter over carriage/slide: 410 mm Distance between centers: 1,000.00 mm Maximum turning diameter: 340 mm Maximum machining length: 1,000 mm Travel X-axis: 260 mm Travel Z-axis: 1,016 mm Travel X-axis (B-axis): 139 mm Travel Z-axis (B-axis): 965 mm C-axis: 360° Control: Okuma OSP-P200LA Spindle speed: 38–3,800 rpm Speed ranges: stepless, automatic range selection Spindle nose: Option A2-8 Big Bore Spindle bore: 80 mm Main drive motor: 22.37 kW Torque: 412.17 Nm Upper multitasking turret: V-12 NC turret Lower turret: V8 (VDI) Indexing time without lifting: 0.18 s Speed of driven tools: 45 – 4,500 rpm Motor for driven tools: 7.08 kW Feeds X/Z: 333.16 / 416.56 mm/s Feed C: 3.333 rpm Tailstock spindle diameter: 90 mm Tailstock taper: MK #5 Tailstock travel: 120 mm MACHINE DETAILS Machine weight: 8,800 kg Iisdpfey U T Dlsx Aqusc Supply voltage: 220/480 V Phases: 3-phase Frequency: 60 Hz Rated apparent power: 31 kVA Full load current: 81.7/37.5 A Largest motor rated current: 96 A Short-circuit rated values: 30/10 kA

Condition: used, OKUMA POWER SUPPLY GLP 5000T Iijdoy S Dr Ujpfx Aqujc E0451-521-037 . 2663

Year of construction: 1988, condition: ready for operation (used), Interface: RS232C, connected load: 21kVA, control system: Okuma OSP 5000 L-G, length: 2900mm, width: 1800mm, height: 1720mm, weight: 4.5t, ball screw of the X-axis has 0.2mm backlash, regularly maintained, with chip conveyor. An on-site inspection is possible. Iiedpfx Aqoy U Nq Ujuec

Condition: good (used), Year of construction: 2004, functionality: limited functionality, travel distance X-axis: 560 mm, travel distance Y-axis: 610 mm, travel distance Z-axis: 625 mm, rapid traverse X-axis: 60 m/min, rapid traverse Y-axis: 60 m/min, rapid traverse Z-axis: 60 m/min, controller manufacturer: Okuma, controller model: OSP-E100M, workpiece length (max.): 600 mm, workpiece width (max.): 710 mm, workpiece weight (max.): 400 kg, total height: 2,760 mm, total length: 4,535 mm, total width: 2,415 mm, table width: 400 mm, table length: 400 mm, table load: 400 kg, overall weight: 10,000 kg, spindle speed (max.): 8,000 rpm, distance table center to spindle nose: 710 mm, spindle motor power: 15,000 W, spindle nose: BT40, number of spindles: 1, number of slots in tool magazine: 40, input voltage: 400 V, type of input current: three-phase, Equipment: chip conveyor, rotational speed infinitely variable, Okuma Space Center MA400HA Horizontal Machining Centre Machine Type: CNC Horizontal Machining Centre Year: 2004 Control: OSP-E100M Axes: 4 No. of Pallets: 2 Condition: Good - There is an issue with the pallet changer. Includes Ijdpfjwcd Evex Aqueic Cromar Swarf Conveyor Coolant Filtration System Technical Specifications Pallets: 2 Size of Pallets: 400 x 400mm X Axis Travel: 560mm Y Axis Travel: 610mm Z Axis Travel: 625mm B Axis Travel: 360 Deg Rapid Traverse: 60m/min Spindle Centre to Pallet Top: 50 - 660mm Spindle Nose to Pallet Centre: 85 - 710mm Max Pallet Load: 400kg Max Workpiece Dimensions: 600 x 710mm Tool Pockets: 40 Spindle Taper: BT40 Spindle Power: 15kW Spindle Speed: 8,000rpm Machine Dimensions: 4535 x 2415 x 2760mm Machine Weight: 10,000kg Notes: *Specifications are given in good faith but not guaranteed*

Condition: used, Year of construction: 2012, CNC OSP U100L C-axis Specifications Max. turning diameter 340 mm Max. turning length 480 mm Distance between centers 500 mm Axes X-axis travel 280 mm Z-axis travel 500 mm C-axis 360° (0.001 increment) Rapid traverse X-axis 20,000 mm/min Rapid traverse Z-axis 25,000 mm/min C-axis 200 rpm Incremental feed rates for X and Z axes from 0.001 to 1.000 mm Spindle Mounting ASA 6 Ijdpfx Aqoy Uvwzeusic Speed 45-3800 rpm Power 22 Kw Bar diameter 65 mm 2 electronic ranges Powered tools Speed 45-4500 rpm Power 3.3 Kw Turret Type V 12 NCM Stations 12 Square tool section 25 mm Bore section 40 mm Tailstock Bore diameter 90 mm Bore travel 120 mm Tailstock mounting MT5 Chip conveyor Complete with: ~ VDI 40 turret ~ Kitagawa B208 chuck ~ Chip evacuator ~ Air blow ~ Robot interface ~ High-pressure coolant pump ~ Automatic door ~ Set of various turning tool holders (for external and internal turning) ~ 4 radial powered tools ~ 4 axial powered tools Machine comes with CE certification and manuals All technical data provided is indicative and may be subject to change without prior notice and therefore should not be considered binding.

Condition: used, OKUMA POWER SUPPLY 5000T E0451-521-038 . 03487 Isdpoy Suyvofx Aquoic

Condition: used, OKUMA BLUSHLESS SERVOMOTOR DRIVE UNIT BL-120E-20 Iiedpsy Suw Uefx Aquec

Condition: used, OKUMA DC POWER SUPPLY DCPS-1 FOR 2 AXES Isdpfx Ajy Supwequjic

Condition: ready for operation (used), Year of construction: 2004, travel distance X-axis: 220 mm, travel distance Z-axis: 620 mm, spindle speed (max.): 4,000 rpm, overall weight: 5,500 kg, controller manufacturer: OKUMA, controller model: OSP-P200L, number of axes: 2, Vertical turning machine manufactured in 2004. This Okuma LVT300 features a maximum turning diameter of 280 mm and a turning length of 150 mm. It offers X-axis travel of 220 mm and Z-axis travel of 620 mm, with a spindle speed range of 40 to 4,000 rpm. If you are looking to get high-quality turning capabilities, consider the Okuma LVT300 machine we have for sale. Contact us for further details regarding this machine. • Max. turning diameter: 280 mm • Max. turning length: 150 mm Iiodey Snpdjpfx Aqujc • X-axis rapid traverse: 60 m/min • Z-axis rapid traverse: 30 m/min • Spindle nose: JIS A2-8 • Turret capacity: 12 stations (V12) • Turret type: Bolt-on (VDI-40) • Input voltage: 400 V • Phases: 3 • Frequency: 50 Hz • Maximum power consumption: 29.6 kVA • Total full-load current: 42.8 A • Maximum motor current: 96 A • Short-circuit interrupting capacity: 15 kA • Electrical diagram number: W5201-121-772-2 Technical Specification Driven Tools No

Condition: good (used), Year of construction: 2005, functionality: fully functional, The machine was serviced annually under a maintenance contract with Okuma. Okuma Mac Turn 550 W / 9-axis turning-milling center Year of manufacture: 2005, Control system: OSP-E 100 L / Expansion Kit “M” Kit One Touch IGF Milling spindle carriage X/Y/Z/B, Counter spindle W-axis, Main spindle with C-axis, Counter spindle with C-axis, Turret carriage below X/Z axis, Max. turning diameter: 720 mm, Turning length: 2,000 mm, Distance between tailstock center and spindle center: 2,505 mm, Y-axis: 250 mm / +/- 125 mm, Main spindle speed: up to 3,500 rpm, Spindle power: 30 kW Turret below: 12-station without driven tool stations, Nco Dmnbyeyt Nvtoujt Turret below with steady rest, therefore only 9 stations instead of 12, Self-centering steady rest: 35 - 240 mm, Milling spindle: infinitely variable B-axis 0.001°, Magazine: 80-station, Mount: HSK 100, New Forkhart three-jaw chuck Ø 400 mm, value 12,000 €, Counter spindle without chuck, currently with arbors / delivery without arbors, Enlarged main spindle: 110 mm Ø 150/110 mm, Spindle nose: Size 11, 2-stage clamping pressure, Counter spindle as a hollow shaft motor, speed up to 3,800 rpm, Ethernet LAN interface, Renishaw in-process measurement, Additional measuring system for Y-axis, Tool length: 450 mm instead of 350 mm, Door automation for both doors, Chip conveyor, Gravity belt filter with clean tank 900 liters, Supply pump, frequency-controlled up to 20 bar, The machine was serviced annually under a maintenance contract with Okuma. In 2023, the cable carrier for the W-axis, including all hoses, was replaced. In October 2024, the linear guides X/Y/Z were replaced. Work performed by Okuma. Machine cleaned. Sheets and covers removed. 8th axis removed. Travel stand removed and lifted out of the machine. ATC removed and lifted out of the machine. All linear guides removed. Mounting surfaces of the Z-axis cleaned. New linear guide for Z-axis including shoes installed and tightened with the specified torques. New ball screw for Z-axis including bearing mounted and installed. Base plate of the travel stand installed and tightened with the specified torques or screwed onto the shoes. Lubrication lines connected. ATC including attachments installed and connected. New linear guides YA and XA installed and tightened with the corresponding torques. New ball screw YA including bearing installed. Iiedpfoy Uhfkjx Aqusc Travel stand installed and lubrication lines connected. Base plate XA placed and aligned. 8th axis placed and aligned. H1 turret installed - Install drive motor for the 8th axis - Assembly of 8th axis + new H1 and adjust geometry - Functional test of 8th axis and H1 - Run-in program for B-axis approx. 12 hours, then drain old oil from the 8th axis - Run-in program for H1 and create defect report for OEG - Install left door, adjust various sheets - Install chuck - Adjust zero points - Check tool change

Condition: good (used), Year of construction: 2004, functionality: fully functional, CNC turning and milling center with 9 CNC axes, Okuma MacTurn 350 W, Year of manufacture 2004, OSP-E 100L, Iedpfoy Uhccsx Aqueic Additional magazine, Magazine with 80 tool positions, Main spindle with C axis, Counter spindle with C axis, Y-axis slide above / milling spindle, HSK 63 tool holder, Infinitely adjustable B-axis as milling spindle, Distance between centers 1500 mm, Spindle bore 80 mm, Max. turning diameter 550 mm, Turning diameter 350 mm, Lower turret with 12 tool positions and powered tools, Interlite compact filter system 900 l, Extraction system, Spindle running time approximately 18,300 hours, Chip conveyor, Tool changer gripper arm completely renewed, High-pressure cooling, WZG measuring arm, Tool changer overhauled, Main spindle Kitagawa B - 210, Counter spindle Kitagawa B - 208.

Condition: excellent (used), Year of construction: 2015, Okuma GENOS L200E-MY CNC Lathe Technical Data Manufacturer: Okuma Model: GENOS L200E-MY Control: OSP-P300L-R Voltage: 400 V Phases: 3 P Frequency: 50/60 Hz Connected load: 15.3 kVA Iodjy R A N Aspfx Aqueic Rated current: 25.6 A Short-circuit withstand capacity: 2.5 kA Max. turning diameter: Ø 200 mm Max. turning diameter x length: Ø 200 x 380 mm Swing over bed: Ø 450 mm Swing over cross slide: Ø 300 mm Workpiece weight (single-sided support): 120 kg Spindle diameter: Ø 100 mm Spindle nose: JIS A2-6 Spindle bore: Ø 66 mm Spindle speed range: stepless Spindle speed: 75 to 3000 rpm Number of tool stations: 12 Turret type: Multitasking V12 turret Tool holder, external turning tools: 20 x 20 mm Tool holder, internal turning tools: Ø 32 mm Rotating tool speed: 6000 rpm Travel (Z-axis): 400 mm Travel (X-axis): 165 mm Travel (Y-axis): 80 mm Feed range: 0.001 to 1000 mm/rev Rapid traverse Z-axis: 25000 mm/min Rapid traverse X-axis: 20000 mm/min Rapid traverse Y-axis: 10000 mm/min Tailstock quill diameter: Ø 55 mm Tailstock quill stroke: 80 mm Machine height: 2040 mm Footprint: 2120 x 1750 mm Machine weight: 4800 kg Year of manufacture: 2015 No guarantee is given for the correctness, completeness or up-to-dateness of the information provided.

Condition: ready for operation (used), Year of construction: 2006, operating hours: 19,067 h, functionality: fully functional, machine/vehicle number: 122616, travel distance X-axis: 500 mm, travel distance Y-axis: 95 mm, travel distance Z-axis: 1,650 mm, controller model: OKUMA OSP P200L, center width: 1,500 mm, TECHNICAL DETAILS Travel in X-axis: 500 mm Travel in Y-axis: 95 mm Iiedpfoy Rxprsx Aquoc Travel in Z-axis: 1,650 mm Swing over bed: 550 mm Power: 22.0 kW Distance between centers: 1,500 mm Spindle bore: 80 mm Counter spindle speed: 4,500 rpm Tool magazine: 44 tools Tool holder: HSK-F63 Spindle speed: 12,000 rpm MACHINE DETAILS Control system: OKUMA OSP P200L Dimensions & Weight Dimensions (L x W x H): 5,100 x 2,800 x 2,900 mm Shipping weight: 13,700 kg Shipping packages: 7 pieces Operating hours: 19,067 h EQUIPMENT Automatic workpiece loader with controlled arm from Pneumotec Automatic bar feeder from LNS Quick Load Servo III Counter spindle VAC-MB11 Milling head with automatic tool changer Turret: 12 tool positions Chip conveyor Turret head Powered tools Bar loader 3-jaw chuck Tool magazine C-axis Documentation CE marking