Products-ZOOMLION

ZR255R

Rotary Drilling Rig

ZR255R

1.Low-Temperature Assistance: Equipped with five low-temperature assistance systems, including fuel heating, hydraulic oil heating, coolant heating, battery heating, and cabin heating.

2.Intelligent Operation: Features five intelligent construction support functions, including one-click hole sweeping, one-click soil dumping, one-click oscillator oil supply, one-click rock entry, and centralized lubrication.

3.Construction Capabilities: Offers four construction performance features, including floating power head, integrated connector plate, full-stroke winch pressurization, and full-stroke winch floating.

4.Multi-Functional Techniques: Supports four multi-functional construction methods: Kelly drilling, casing follow-up, casing follow-up with oscillator, CFA drilling.

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1700 mm

Max.drilling diameter
56/70 m

Max.drilling depth
260 kN.m

Rated output torque
6-26 Rpm

Rotation speed

1700 mm

Max.drilling diameter
56/70 m

Max.drilling depth
260 kN.m

Rated output torque
6-26 Rpm

Rotation speed

Advantage introduction

Among the various accessory kits available, we offer:

Drill Rods: Two types of drill rods with different lengths and diameters: friction rods and interlocking rods.

Drilling Tools: Various types of drilling tools with different diameters.

Casings: All components for casing installation, including rotary drives, casings, and casing shoes.

Oscillator: A Oscillator compatible with rotary drilling rigs, with casing diameters from 1,500 mm.

Continuous Flight Auger: Continuous Flight Auger rods and tools with diameters ranging from 450 mm to 1,200 mm, with appropriate inner guide frames and soil cleaners.

More Advantages

Drilling

Rotary drive

Crowd system

Main winch

Aux.winch

Inclination angle of mast

Engine

Chassis

Overall main machine

Max.drilling diameter	1700mm
Max.drilling depth	56/70m

Max. output torque	260kN.m
Rotary speed range	6-26Rpm

Crowd method	Winch Crowding
Crowd force push	225kN
Crowd force pull	260kN
Max. stroke crowd	13m

Max. line pull	249kN
Max. speed of line	70m/min
Diameter of wire rope	32mm

Max. line pull	90kN
Max. speed of line	80m/min
Diameter of wire rope	22mm

Forward/backward	/
Left/right	/

Model	Cummins QSL8.9
Rate power of engine	264/2200kW
Emission standard	Stage Ⅲ
Displacement of engine	8.9L

Distance of tracks	/
Width of track shoe	/
Slewing radius	/

Operation weight	87t
Max. traction force	/
Max. travelling speed	/
Overall height	24370mm
Transport with Kelly bar	/
Transport height	3689mm

Max.drilling diameter	1700mm
Max.drilling depth	56/70m

Max. output torque	260kN.m
Rotary speed range	6-26Rpm

Crowd method	Winch Crowding
Crowd force push	225kN
Crowd force pull	260kN
Max. stroke crowd	13m

Max. line pull	249kN
Max. speed of line	70m/min
Diameter of wire rope	32mm

Max. line pull	90kN
Max. speed of line	80m/min
Diameter of wire rope	22mm

Forward/backward	/
Left/right	/

Model	Cummins QSL8.9
Rate power of engine	264/2200kW
Emission standard	Stage Ⅲ
Displacement of engine	8.9L

Distance of tracks	/
Width of track shoe	/
Slewing radius	/

Operation weight	87t
Max. traction force	/
Max. travelling speed	/
Overall height	24370mm
Transport with Kelly bar	/
Transport height	3689mm