... , electric comsumption:45kw Welding frequency200-550Hz Cooling water500kpa,12-18°c, 20L/min Compressed air500kpa,800L/min ... power supply devices; vacuum trigger from swiss; and double sheets detecting devices from Keyence,etc. The machine is equipped ... electronic components, pneumatic devices and mechanic transmitting equipments are from the international well-known manufacturers, e.g omRon, ...