Revised, complete with vacuum cleaner and user manual, ce specifications of electric power supply 400 | 50 | 3 Volt | Hz | Fases Motor power 1.9 - 1.1 (2.5 - 1.5) KW (HP) Motor speed 2800 - 1400 rpm acoustic emission 70 dB Machine footprint (width x depth x height) 900 x 600 x H. 1600 mm Standard machine weight 115 kg Leading unit abrasive ribbon size (wide x development) 120 x 1500 mm peripheral speed 20 - 10 m/sec. (behind abrasive ribbon) 120 x 470 mm Dimension Dimension Seat Ø 135 mm adjustable arm 0 ÷ 90 ° brushing unit - Cleaning maximum external size of the brush Ø 250 mm Motor tree diameter Ø 25 mm Maximum brush width 70 mm peripheral speed 36 - 18 m/sec technician power supply 400 | 50 | 3 Volt | Hz | Fases Motor power 1.9 - 1.1 (2.5 - 1.5) KW (HP) Motor speed 2800 - 1400 rpm acoustic emission 70 dB Machine footprint (width x depth x height) 900 x 600 x H. 1600 mm Standard machine weight 115 kg Leading unit abrasive ribbon size (wide x development) 120 x 1500 mm peripheral speed 20 - 10 m/sec. (behind abrasive ribbon) 120 x 470 mm Dimension Motor wheel Ø 135 mm adjustable arm 0 ÷ 90 ° brushing unit - Cleaning maximum external size of the brush Ø 250 mm Motor tree diameter Ø 25 mm Maximum brush width 70 mm peripheral speed 36 - 18 m/sec