Harbour Mobile Cranes

LHM 420

2 units available

Capacity and classification

Grab Operation< 52 tA8
Standard Operation< 70 tA6
Container< 57 tA7
Heavy Lift< 124 t A3

Main dimensions

Min to Max Outreach10.5 – 48 m
Height of Boom Fulcrum17.8 m
Tower Cabin Height (Eye Level)23.8 m
Overall Height (Top of Tower)32.8 m
Overall Length of Undercarriage20.0 m
Overall Width of Undercarriage6.5 m
Number of Axle Sets (Standard)Bulk – 14 Container – 16
Number of Axle Sets (Optional)Bulk – 24 Container – 24

Working speeds

Hoisting/ Lowering0 – 120 m/min
Slewing0 – 1.6 rpm
Luffing0 – 85 m/min
Travelling0 – 5 km/h

Propping arrangements

Standard Supporting base12.5 m x 12.5 m
Standard Pad Dimension4 m x 5.5 m x 1.8 m
Standard Supporting Area of Pads9.9 m2
Optional size of supporting pads and bases on request

Quay load arrangements

Uniformly Distributed LoadBulk – 1.3 t/m2 Conatainer – 1.4 t/m2
Max Load per TyreBulk – 6.1 t Container – 5.8 t
Due to a unique undercarriage design, the quay loads specified above can even be reduced. Pad sizes, supporting base and the number of axle sets can easily be adapted to comply with the lost stringent quay load restrictions.


Approx. Total Weight of CraneBulk – 342 t Container – 371 t

Hoisting heights

Above Quay at Minimum Radius44 m
Above Quay at Maximum Radius29 m
Below Quay Level14 m

Bulk operation

Container operation