Central suction systems are installed everywhere mobile suction installations cannot be transported to, or the change of the location to often would be neccessary to take place, or the suction points are located over different floorlevels and / or the structural realities at site do not allow a passage of the suction equipment to the spot where needed.
Larger quantities of spilled materials sometimes have to be removed - for example from conveyer belts or cup conveyors and their transfer places - for maintenance reasons or after failure of machinery. Bulk suction machines are used for these jobs, but due to their size and weight it is impossible to move them to the spot. The weight of this machinery often prohibits them to come near to the place wanted, their weight beeing up to 26 tonnes netweight.
Central suction systems furthermore have the advantage that the machine sound of the installation is outside the factory building and the filter installations can be tailored to the operator's needs. Today, more and more the filling of BIG BAGS is to be named, ot he dumping of the materials sucked up into special containers, which easily can be moved by truck or forklift to be emptied at a convinient place.
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