Hitachi-Sumitomo SCX700E

The SCX700E hydraulic crawler crane from Hitachi-Sumitomo is engineered for medium-capacity lifting tasks, with a maximum lifting capacity of 70 tons at a working radius of 3.7 meters. It comes with a main boom that extends from a basic length of 12 meters up to 54 meters, allowing for a wide range of lifting applications. The crane also supports a crane jib with lengths between 6 and 18 meters, extending the maximum boom + jib combination to 45 + 18 meters, which enhances versatility for complex lifting requirements.

The crane is equipped with an Isuzu 6HK1 Stage II (Tier 2) engine that provides a rated power output of 140 kW at 2,000 rpm. This engine meets international emission standards, offering a balance of power and environmental compliance. The crane’s travel speed reaches 1.5 km/h, while its swing speed is rated at 3.7 rpm, providing efficient maneuverability on-site. It has a gradeability of 30%, ensuring good performance on inclined terrains.

The ground contact pressure for the SCX700E is approximately 79.4 kPa when configured with the basic boom and a 15-ton hook, ensuring stable operation across various ground conditions. The operating weight is around 68.2 tons with the basic boom setup. Additionally, the crane features hydraulic winches with line speeds of up to 75 m/min for the front and rear winches, and 62 m/min for the boom hoist, facilitating fast and efficient lifting operations​.