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KELLENBERGER KEL-VARIA 2RU 225/1500 is a CNC cylindrical grinder engineered for precision, high accuracy and reliability. Capacities: centre height 225 mm, distance 1500 mm, max grinding Ø 432 mm, workpiece weight 150 kg; wheels L 400×63×127, R 500×80×127. Wheel speeds 1000–2150 rpm (45 m/s); work spindle 8–800 rpm, taper 5 CM, permitted load 160 Nm. Tailstock taper 4 CM, stroke 50 mm, pressure 200–700 N; supply 3×400 V 50 Hz. Options: KEL‑ASSIST 100, MOVOMATIC, KEL‑SET, MOVOMATIC C25, KEL‑BALANCE, coolant through spindle, paper filtration, 400 mm magnetic chuck, dressing, swivel diamond holder. Enables tight tolerances; sectors: automotive, watchmaking, machine tools, aerospace, medical.
| Centre height | 225 mm |
| Distance between centres | 1500 mm |
| Max. grinding diameter | 432 mm |
| Workpiece weight on centres max. | 150 kg |
| Grinding weehl left side: | |
| Diameter | 400 mm |
| Width | 63 mm |
| Bore | 127 mm |
| Grinding wheel right side: | |
| Diameter | 500 mm |
| Width | 80 mm |
| Bore | 127 mm |
| B axis resolution max. | 0.1 ° |
| Grinding wheel speeds: | |
| stepless | |
| from | 1000 t/min |
| up to | 2150 t/min |
| Swivelling range | +10 / -230 ° |
| Peripheral speed | 45 m/s |
| Work piece spindle head: | |
| speeds: | |
| stepless | |
| from | 8 t/min |
| up to | 800 t/min |
| Holding taper: | 5 CM |
| Permitted load capacity | 160 Nm |
| Tailstock: | |
| Hydraulic return | |
| con regolazione micrometrica | |
| Taper in tailstock: | 4 CM |
| Spindle stroke | 50 mm |
| Pressure | 200 - 700 N |
| Voltage 50 Hz 3x | 400 Volt |
| Various accessories: | |
| Thread grinding cycles | KEL-ASSIST 100 |
| Coolant through spindle (cts) | |
| Paper filtration system | |
| C axis | |
| B axis | |
| Electrical measuring instrum. | MOVOMATIC |
| Tool measuring device | KEL-SET |
| Measuring feeler gauge | MOVOMATIC C25 |
| Dressing device on the upper table | |
| Grinding device on the undertable | |
| Swivelling diamond holder | |
| Balancing attachment | |
| Automatic balancing device | KEL-BALANCE |
| Macnetic chuck diameter | 400 mm |
| Softwarepack (to form) |
