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General Data
Length 4.425 mm
Width 1.870 mm
Height 2.292 mm
Weight aprox. 5.000 kg without load / 5.500 kg with load
Telescopic spraying arm Putzmeister SA 9.1
Maximum spraying reach Vertical 8,79 m / horizontal 7 m
Minimum working section Vertical 2,5 m / horizontal 2,4 m
Number of arm extensions 3 sections (2 telescopic) of the proportional hydraulic operation
Telescopic stroke 2,7 m
Number of axles 6
Maximum arm angle +65° / -40°
Working lights 2 spotlights LED 24 V, 35 W
Spraying head
Rotation 360°
Inclination +120° / -120°
Nutation 10°
Nozzle D40
Dual drive system
Electric 11 kW
Diesel 17,9 kW (24 HP) at 3.000 rpm
Crawler carrier chassis
Engine Diesel, 3 cylinders
Engine power 17,9 kW (24 HP) at 3.000 rpm
Engine emissions In line with EU-Stage III A / EPA-Tier 3
Transmission Hydrostatic
Traction 2-speed
Speed Max. 3.6 km/h
Braking system Automatic negative parking brake
Steering 2 Crawlers, rubber
Stabilizer Support legs
Driving lights 4 x 35 W spotlights
Beacon Amber
Electrical equipment 2 batteries, 12 V / 77 A/h
Diesel tank 65 l
Putzmeister proportional remote control
Drive Electric, dual use (radio/cable)
Network Bluetooth
Cable length 15 m
Tow coupling Traction 3.500 kg
Fixation of concrete hoses  
Platform tilting system
Drive Hydraulic
Slope + /- 30°
Rear blade-type stabilizer Hydraulic
Traction 4.097 kg - 6.803 kg 
Cable length 50 m
Fire extinguishing system
Drive Automatic
Additive pump
Regulation Manual lineal
Adjustment range 60 - 500 l/h
Maximum working pressure 10 bar
Additive tank 180 l
Cable reel
Operation Manual
Cable length 50 m
Power 400 - 440 V / 50 -60 Hz
Diameter 420 mm
Maximum theoretical values listed.
Specifications subject to change without prior notice.
Photos and drawings are for illustrative purposes only.
For available options, please consult the factory.

The mechanized concrete spraying system Wetkret 3 is designed for shotcreting in small tunnel sections with difficult access. Mounted on a compact crawler chassis with a 17,9 kW Diesel engine, the equipment features hydraulically operated support legs and an optional +/-30 º tilting system, guaranteeing stable operation in ascending and descending slopes.   

The telescopic spraying arm with a maximum reach of 8,79 m permits working in minimum sections of 2,5 m and is operated by remote control (dual use by cable and wireless). 

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