Truck-mounted concrete pump
130 - 184 m³/h, 31.6 m | SIRIO 4R32 SERMAC S.p.A.

Pump model Sirio 4R32 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 7,8 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 3 axles with wheelbase 3.600 mm - 3.900 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
Excellent assembly on 3 axles chassis
Hydraulically separated controlled stabilization: front "X" type outriggers, rear lateral sliding type outriggers
Boom 4 sections "R" folding type and pipeline Ø 125 mm (5")
Boom control by proportional distributor
Boom minimum opening space 7.850 mm
Concrete capacity adjuster at distance
Valve S8 at high performances till 185 m³/h continuous, silent, regular pumping
Total mass 24 t
Proportional remote control with engine start up and emergency stop
Emergency remote control with serial cable