Compact truck-mounted concrete pump with flexible 4-arm- boom for a low unfolding height
The Putzmeister M20-4 truck-mounted concrete pump is an agile machine that can be used in a wide range of applications, including handling low to mid volumes concrete pours at small and tight constructions sites, pours inside buildings which require low unfolding height, and for refurbishment work. The M 20-4 is now available in a hybrid version with an attached 75 kW electric motor and a power cable length of 50m. With this equipment it is ideal to work inside of tunnels.
KEY FEATURES
- Flexible ZR-folding 4-arm boom with low unfolding height
- TR-Support for compact support area
- Delivery rate of 90 cubic meters per hour
- Two-axle chassis
- Compact and maneuverable
SPECIAL FEATURES
TECHNICAL SPECIFICATIONS
Arms
4
Folding type
ZR-Folding
Vertical reach
19.5 m
Horizontal reach net
13.8 m
Depth of reach
11.1 m
Unfolding height
3.9 m
Endhose length max.
3.0 m
Delivery line
DN 125 / 5.5
Delivery line pressure
85 bar
Support Width Front
3.4 m
Support Width Rear
2.6 m
Delivery cylinder stroke
1,400 mm
Delivery cylinder diameter
230 mm
Output (piston side)
90 m³/h
Pressure (piston side)
78 bar
Strokes (piston side)
26/min
All data provided is based on experience and depends on the material used. Specifications subject to change without prior notice, no responsibility is taken for the correctness of this information. Other data can be obtained on request.