KB 3.0 Mini crawler Crane

Practical Mini Crane with lifting capability of 3 ton at 4.18 meter height - 0.55 tonne at 8.92 meter height.


KB3.0 mini crawler crane is widely used in the maintenance and installation of electrical equipment in substation, maintenance and installation of mechanical chemical workshop equipment, glass curtain wall, etc.

At present, the cranes are widely used in the China power grid and southern grid. They also have been used for the Shanghai world expo, general motors, lanzhou petrochemical, techsport petrochemical, wuhan day ling and Beijing netcom building construction engineering. They have been exported to USA, Australia, Canada, Britain, Brazil, Vietnam, united Arab emirates and other countries.

The crane is designed with additional load margin from rated load for crane durability and safety, ensures easy and safe operation for any lifting job.


  • Compact, hydraulic walking.
  • Safe design prevents error handling.
  • Adapt to rugged outdoor Spaces.
  • Pentagon telescopic boom.
  • The remote control device is energy-saving and durable.
  • Torque limiter to prevent overload operation.


KB3.0 side view
KB3.0 top view


ModelKB3.0 mini crawler crane
Maximum radius

The largest ground lift9.2M
The largest underground head~
Winding deviceHook up speed:6.5 m/min (4)
Steel wire rope

Diameter of 7.7 mm * 45 m
Telescopic deviceCrane jib formFive blocks of fully automatic
Crane arm length2.56m-8.92m
Telescopic crane boom length/time6.36m / 26sec
Rolling deviceBoom Angle/time0°-75°/ 14sec0°-75°/ 14sec
Rotary deviceTurning Angle/timeContinuous / 0 ° ~ 360 ° 40sec
OutriggerOutrigger action formautomatic in the first section, manual in the second and third section
Maximum out of range3900mm*3750mm
Traction systemTraction methodHydraulic motor drive, two speed
Traction speed0-2.9Km / h
Grade ability20 °
Rubber track size1010mm*200mm*2
Ground pressure51kpa
Diesel engine (optional)ModelYanmar 3TNV70
displacement854 cc
The rated power output10.3 kW
Starting methodElectric start
Fuel type/volumeDiesel fuel/11 l
Operating temperature-5°C-40°C
Battery capacity12V 45Ah
Gasoline engineModelKohler CH 440
The rated power output10.5 kW
Starting methodManual recoil start/electric start
Fuel type/volumeGasoline / 7.4 l
Operating temperature-5°C-40°C
Battery capacity12V 45Ah
Electric motorVoltage power supply3 phase AC 380V
The wireless remote controlModelBOX1.1 (optional)
The effective distance100M
Waterproof standardIP67
Safety deviceOne key leveling, torque limiter, height limiter, crane outrigger sensor, alarm device, emergency button
System voltageDC12V
The vehicle sizeLength * width * height2900mm*800mm*1450mm

Rated Loads at Maximum Outrigger Position

2.56/4.18m boom5.8m boom7.34m boom8.92m boom
Working Radius (m)Rated Load (t)Working Radius (m)Rated Load (t)Working Radius (m)Rated Load (t)Working Radius (m)
Rated Load (t)

Working Range Diagram

KB 3.0 working range diagram