Southeast Asia, the Middle East, Africa, Russia, Taiwan 7055


Main Specifications (Model: 7055-3F)

Crane Boom

Max. Lifting Capacity 55 t × 3.7 m
Max. Length 51.8 m

Fixed Jib

Max. Lifting Capacity 7 t × 16.0 m
Max. Combination 42.7 m + 12.2 m, 39.6 m + 18.3 m

Tower Jib

Max. Lifting Capacity 12 t × 10. 0 m
Max. Combination 42.4 m + 29.0 m
Tower Angle 60 – 90 degree

Main & Aux. Winch

Max. Line Speed 120 m/min (1st layer)
Rated Line Pull
(Single Line)
68.6 kN {7.0 tf}
Wire Rope Diameter 22 mm
Wire Rope Length Crane 175 m (Main) 125 m (Aux.)
Tower 220 m (Main) 120 m (Aux.)
Brake Type Spring set hydraulically released

Working Speed

Swing Speed 4.0 min-1 {rpm}
Travel Speed 2.2 / 1.5 km/h

Power Plant

Model HINO J08E-TM
Engine Output 159 kW / 2,000 min-1 {rpm}
Fuel Tank Capacity 400 L

Hydraulic System

Main Pumps 3 variable displacement
Max. Pressure 31.9 MPa {325 kgf/cm2}
Oil Quantity (at the reference level) 380 L


Operating Weight* Approx. 56.7 t
Ground Pressure* 72.3 kPa {0.74 kgf/cm2}
Counterweight 15.2 t
Transport Weight** 40.2 t

Units are SI units. { } indicates conventional units.
* Including upper and lower machine, 15.2 ton counterweight, basic boom, hook, and other accessories.
** Base machine with boom base, crawlers, gantry, lower spreader, upper spreader, wire ropes for main and boom hoist winches.

General Dimensions


Unit : mm

Catalog Download

7055 specifications

Spec catalog

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This page may contain attachments and optional equipment that are not available in your area. And it may contain photographs of machines with specifications that differ from those of machines sold in your areas.Please consult your nearest Kobelco distributor for those items you require.Due to our policy of continuous product improvements all designs and specifications are subject to change without advance notice.