Vertical three-phase vacuum cleaner, com- pact, solid and silent for intensive and continuous use. 3,0kW turbine with excellent performances. Provided with a 20mt dust collection bag with continuous recharge. It allows a completely safe waste disposal, keeping the vacuum cleaner clean, with big benefits for the life span of the machine and its components. The automatic filter shaker grants a high autonomy of continuous work and high performances in terms of depression and air flow.