... uponrequest, like: 220V, 60Hz, 3-phase) MCU for welding process, Model: AT89C52(ATMEL, USA)Welding power supplyDC 290 – 330VCompressed air≥ 0 ... 900 x 2000mm (S)2650 x 900 x 2000mm (L)B. Model: CNC-RN ModelCNC - RNApplicable nail types Roofing nails with smooth ... uponrequest, like: 220V,60Hz, 3-phase) MCU for welding process, Model: AT89C52(ATMEL, USA)Welding power supplyDC 290 – 330VCompressed air≥ 0 ...