Harbour Heavy Lift Rail Mounted Port Crane by Liebherr (20 Ton SWL Portal Crane - GBM & GHE Marine Crane)
Environmental Conditions for Rail-Mounted Portal Cranes:
- The power source is three-phase alternating current with a rated frequency of 50Hz and a rated voltage of 380V.
- The working environment temperature should range from -20°C to +45°C, with relative humidity not exceeding 95% (with condensation).
- During operation, the wind speed should not exceed 20m/s; when not in use, it should be between 35-42m/s.
- The crane rail installation must comply with the requirements of JT5022 standards.
Port Crane Product Specifications




Reliable Function Assurance
The key components are sourced from internationally renowned brands, ensuring a sufficient safety margin in structural and mechanical design. The control system is designed to operate stably in extreme conditions such as cold, high temperatures, and windy or dusty environments. Maintenance is simple and efficient, with access to adjustment points within 10 minutes and maintenance areas within 30 minutes. The maximum maintenance time required does not exceed 2 hours. Additionally, the crane is equipped with a GPS remote monitoring system, making equipment management and maintenance more convenient for users.
Certifications

About Our Company
Shanghai Guanhai Engineering Machinery Technology Co., Ltd. has introduced a new business model through the integration of resources from various sectors. Leveraging our strengths in engineering consulting, technology development, manufacturing, and project management, we have partnered with numerous renowned institutes, universities, and manufacturers both domestically and internationally to provide professional and personalized system solutions. We prioritize client needs, offering comprehensive services from consultation, design, material procurement, manufacturing, installation, commissioning, to after-sales support. In recent years, our company has focused on port material handling equipment, developing a series of equilibrium handlers.
Adhering to the principle of "Mastering Core Technologies," Shanghai Guanhai Engineering Machinery Technology Co., Ltd. is committed to delivering quality products and services, continuously innovating to meet market demands.

Pre-Sales Service
- Inquiry and consulting support.
- Sample testing assistance.
- Factory visit arrangements.
After-Sales Service
- Training on machine installation and usage.
- Engineers available for overseas machinery service.
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Jiangyou ChongxinSpecial Metal Materials Co., Ltd. , https://www.zhongxindiesteel.com