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Wuxi Port Machinery
Tel: +86-510-85602809, 85414820
Address: No. 18 Yanchang Road, Yanqiao Industrial Park, Huishan District, Wuxi City, Jiangsu Province, China











Portal Slewing Crane
- Commodity name: Portal Slewing Crane
- Description
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The gantry crane operates on the dock tracks, with the boom available in either a four-link mechanism or a single-boom configuration. The crane is capable of boom slewing, 360-degree rotation in both directions, and pitching functions. The gantry crane is powered by a 10kV medium-voltage supply and utilizes PLC control. The main mechanisms, including hoisting, boom adjustment, rotation, and gantry travel, employ variable frequency speed control systems. The crane is equipped with comprehensive safety protection devices, ensuring high operational efficiency, safety, and reliability. This equipment is widely used for the loading and unloading of bulk cargo at ports, offering highly flexible operational characteristics. It can be customized to meet the specific requirements of different ports and vessel types.
Main Technical Parameters
Project Main technical parameters Lifting capacity Hook: 5t~100t
Grab: 5t~75tLifting height H Above rail surface Grab, hook: Determined by the water level difference of the dock Below rail surface Grab bucket, hook: Determined by the water level difference of the dock Working range Maximum range Grab bucket, hook: Determined by the width of the ship type Minimum range Grab bucket, hook: Determined by the width of the ship type Tail turning radius Determined by matching the ship type with the gantry crane loading and unloading efficiency Mechanism speed Lifting speed Depending on the ship type and the loading and unloading efficiency of the gantry crane Booming speed Depending on the ship type and the loading and unloading efficiency of the gantry crane Slewing speed Depending on the ship type and the loading and unloading efficiency of the gantry crane Traveling speed Depending on the ship type and the loading and unloading efficiency of the gantry crane Maximum wheel pressure/each wheel ≤250kN Base distance 10.5m, 12m, 16m, etc. Distance from the center of the seaside track to the dock 2~3.5m Track gauge 10.5m, 12m, 16m, 22m, etc. Drive and control method AC motor drive, control method PLC full frequency conversion speed control Length of power supply cable on the machine The length of power supply cable is
at least 50m according to the distance of crane moving to the left and rightGantry clearance height >4.5m (to meet the passage of gantry crane after placing grab bucket on the dock surface) Note: Specific parameters can be customized according to the owner's terminal vessel types and handling efficiency requirements.
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