·Product Description Zhejiang Zegota Precision Technology Co., Ltd. have its new series of Submarine Power Cables, leveraging cutting-edge marine engineering technology and advanced material science. These cables are equipped with a high-performance, integrated control system specifically developed by our professional R&D team for undersea transmission applications. This intelligent system ensures stable and reliable signal and power transmission in complex marine environments through real-time monitoring and adaptive adjustment of electrical performance, mechanical protection, and environmental resilience parameters. Also known as Deep-Sea Communication and Power Transmission Integrated Systems, these submarine cables are widely used in transoceanic communications, offshore wind farm grid integration, island power supply, oil & gas platform operations, and marine scientific research. This product series not only significantly enhances transmission efficiency, environmental durability, and system safety but also provides a robust foundation for marine infrastructure operations. It substantially reduces long-term operational maintenance costs and the need for manual intervention, delivering continuous economic and social value to our clients. By redefining traditional approaches to undersea power and communication networks, it represents a milestone achievement in the history of oceanic energy and data transmission development.
·EquipmentAdvantages Giant Coarse Copper Rod Drawing-FRIGECO, Italian: 1.This machine is used for drawing the copper rod for three productsaccording to different process equipment (Round shape,Trapezoid.Flatshape) 2.Single spooler manual operation winding speed can reach max 25m/s 3.Dual spooler automatic winding speed can reach max 30m/s
127 Drum Frame Stranding Machine-SKET, Germany:
Max cross section of Milliken conductor: 3500mm2;
Max cross sectionof segment: 700mm2
Max. cross section of circular compacted conductor:3000mm2
Max compacted factor: 0.94
Water-blocking material automatic feeding system
750kVVCV Production line-TROESTER, Germany:
The VCV tower is 180 meters high
Suitable for extrusion of conductor with cross-section up to 3500mm2 and rated voltage up to 500kV
front/post conductor heating and gravity-feeding system
It has been verified that the equipment can run continuously for 25 daysand produce long length submarine cable without factory joint
220kV CCV Production Line-TROESTER, Germany: 1.Suitable for extruding seamless aluminum sheath 2.External diameter of sheath: 50-170mm 3.Max Speed: 6m/min Continuous Aluminum Sheath Extruding Production Line: 1.Suitable for extruding seamless aluminum sheath 2.External diameter of sheath: 50-170mm 3.Max Speed: 6m/min Argon Arc Welding Production Line: 1.Welding aluminum, copper and stainless steel sheath 2.External diameter ofinsulation core: 40-220mm 3.Adjustable for welding speed and electric current 4.Max. Speed: 10m/min Continuous Lead Extruder: 1.Extrusion screw diameter: 200mm 2.External diameter ofinsulation core: 10-160mm 3.Lead furnace capacity: 20t 4.It has been verified that the equipment can run continuously for 20 days
Tray-type vertical laying-up and armoring machine imported fromGermany
Max, Manufacturing length of submarine cable without factory joint:20KM (220kV3x1600)
Two-Stage Four-belt traction to protect the submarine cable from thebending damage caused by wheel-type traction.
Armoring with tension automatic-adjustment and pre-twisting device
·FAQ Q1: What are the key features of submarine cables? A: They feature a robust, multi-layer protective structure (armor, sheathing) designed for long-term durability against seawater, high pressure, and mechanical damage, with a service life exceeding 25 years.
Q2: Where are they typically used? A: Common applications include power export from offshore wind farms, power interconnection to islands, cross-border grid connections, and supplying offshore oil & gas platforms.
Q3: How is product quality ensured? A: Products are manufactured in compliance with international standards (IEC) and undergo strict type testing. Quality is guaranteed through full-process control from design to production.
Q4: What is the typical lead time? A: As customized heavy equipment, the standard production lead time typically ranges from 4 to 8 months, depending on specifications, length, and scheduling.
Q5: What support do you provide? A: We offer comprehensive pre-sales technical consultation and after-sales support, including installation guidance and long-term product service.