Hydraulic Crawler Cranes(Conventional model) > 7250


Hydraulic Crawler Cranes(Conventional model)

Main Specifications (Model: 7250-2F)

Crane Boom Max. Lifting Capacity 250 t × 4.6 m
Max. Length 76.2 m
Long Boom Max. Lifting Capacity 37.5 t × 14.4 m
Max. Length 91.4 m
Fixed Jib Max. Lifting Capacity 22.7 t × 15.0 m
Max. Combination 76.2 m + 30.5 m
Tower Jib Max. Lifting Capacity 25.0 t × 18.0 m
Max. Combination 64.1 m + 51.8 m
Tower Angle 60 – 90 degree
Main & Aux.
Max. Line Speed 110 m/min (1st layer)
Rated Line Pull
(Single Line)
132 kN {13.5 tf}
Wire Rope Diameter 28 mm
Wire Rope Length 390 m (Main) 220 m (Aux.)
Brake Type Spring-set hydraulically released (Negative)
Free-Fall Brake Type Wet-type multiple disc brake (Optional)
Working Speed Swing Speed 2.2 min-1 {rpm}
Travel Speed 1.1 / 0.7 km/h
Power Plant Model HINO P11C-UN
Engine Output 247 kW / 2,000 min-1 {rpm}
Fuel Tank Capacity 400 liters
Hydraulic System Main Pumps 4 variable displacement
Max. Pressure 31.9 MPa {325 kgf/cm2}
Hydraulic Tank Capacity 600 liters
Weight Operating Weight* Approx. 211 t
Ground Pressure* 122 kPa {1.25 kgf/cm2}
Counterweight 97.1 t (Upper), 20.0 t (Lower)
Transport Weight** 44.5 t

Units are SI units. { } indicates conventional units.

* Including upper and lower machine, 97.1 ton counterweight and 20.0 ton carbody weight, basic boom, hook, and other accessories.

** Base machine with boom base, carbody, gantry, trans-lifter, lower spreader, upper spreader,main and aux. winches including wire rope, and boom hoist winch including wire rope.

? ? ?

General Dimensions

(Unit: mm)


Please click the buttons below to download spec book and colour brochure.

7250 Colour Brochure

Colour Brochure

7250 spec book

spec book


Adobe Reader is required for viewing catalogs (PDF format).
Click here to download.

Page Top



Copyright(C) 2016 Kobelco Construction Machinery Co., Ltd. All rights reserved.