Crawler unit for shotcrete applications

TSR 7 is a crawler equipment for spraying concrete in underground works. Equipped with two hydraulic self-braking rubber crawlers, TSR 7 is the best solution to move in rugged and irregular work sites with a total movement autonomy. TSR 7 is easy coupling with concrete pumps for shotcrete works.
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TSR 7 can work either with a 15 kW diesel engine or with a 7,5 kW electric motor, this dual operation mode makes it easy even in areas with scarce power supply. Thanks to the sturdy telescopic boom with 4 sections, long reach and compact design, TSR7 can be used either for dry or wet shotcrete. Two wide side doors make every component easy accessible for easy maintenance and control operations. The perfect addition to TSR 7 are Turbosol Beton Master or BM 30 stationary concrete pumps which can be supplied with integrated admixture dosing pump.


- Side fix coupling for concrete/air/additive hose
- Concrete hose Ø 50 or Ø 65
- Admixture hose
- Air hose

Technical data



Maximum spraying reach vertical 8,7 m / horizontal 7,1 m
Minimum spraying reach vertical 2,5 m / horizontal 2,4 m
Arm extensions 4 sections (3 telescopic) proportional drive
Telescopic stroke 4 m
Working lights 2 x 500 W


Rotation 360°
Inclanation 240°
Nozzle Ø 45 mm


Electric 7,5 kW
Diesel 15 kW


Drive cable
Cable lenght 15 m






Engine Diesel, 2-cylinder Lombardini
Engine power 15 kW
Engine emissions Stage A III
Transmission Hydrostatic
Traction 2-speed
Speed 1,5 km/h - 3 km/h
Braking system Automatic negative parking brakes
Steering 2 crawlers, rubber
Stabilizer Hydraulic front stabilizer
Driving lights 2 x 35 W led spotlight
Beacon Amber
Electric equipment 12 V / 77 A/h
Diesel tank capacity 40 l
Hydraulic oil tank 100 l


Size 395 x 120 x 209 cm
Weight 1.970 kg


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