Construction truck-mounted concrete pump 130 - 184 m³/h, 42 m | SIRIO 4R42

Pump model Sirio 4R42 is the suitable choice for the reliability of boom with 4 sections with traditional “R” folding type. This model is suitable for medium-big jobsites but also for motorway works, bridges, viaducts and general constructions. The pump has a minimum boom opening of 10,4 m only and pipeline Ø 125 mm so as to be the ideal solution for city areas with difficult access thanks to front stabilization “X” type. The assembly on truck 4 axles with wheelbase 3.800 mm - 4.200 mm is perfect. The pumping group with opening circuit is very reliable; three typologies of “S” valve group from 130 m³/h to 185 m³/h and pressures till to 76 bar. Main Features Self supporting frame at high torsional absorption calculated with Method of Finished Elements Assembly on 4 axles chassis Hydraulically separated controlled stabilization: front "X" type and rear swing-out outriggers Boom 4 sections, "R" folding type and pipeline Ø 125 mm (5”) Boom control by proportional distributor Boom minimum opening space 10.400 mm Concrete capacity adjuster at distance Valve S8 at high performances till 185 m³/h continuous, silent, regular pumping Total mass 33 t Proportional remote control with engine start up and emergency stop Emergency remote control with serial cable