The main cable line ensures stable power supply across the city.
电缆干线保障了城市电力的稳定供应。
Engineers inspected the cable trunk line for signal loss risks.
工程师检查了电缆干线是否存在信号损耗风险。
A damaged power distribution feeder caused the blackout.
一条损坏的电缆干线导致了这次停电。
This primary cable run connects the data center to the hub.
这条电缆干线连接数据中心与核心枢纽。
They upgraded the main cable line to support higher voltage.
他们升级了电缆干线以支持更高电压。
The cable trunk line runs underground beneath the highway.
电缆干线沿高速公路地下铺设。
Regular maintenance keeps the power distribution feeder safe.
定期维护确保电缆干线安全运行。
Fiber-optic cables in the primary cable run boost internet speed.
电缆干线中的光纤提升了网络速度。
Fireproof materials protect the main cable line in tunnels.
防火材料保护隧道内的电缆干线。
The new housing zone needs a dedicated cable trunk line.
新建住宅区需要专用的电缆干线。
Huaihai Electric's Model ZYDL-120 Cable Trunk Line is engineered for high-efficiency power and signal transmission in modern infrastructure. Available in four configurations — single-core copper, three-core aluminum, armored fiber-composite, and fire-resistant PVC — this versatile solution meets diverse industrial and urban needs.
Weighing only 2.3 kg per meter yet rated for 35kV voltage, it combines lightweight design with robust performance. The core uses 99.99% pure oxygen-free copper, ensuring low resistance and minimal energy loss. Its outer sheath features UV-resistant, flame-retardant material (rated IEC 60332-1), ideal for underground, tunnel, and elevated installations.
Used in subway systems, smart cities, and industrial parks, our cable trunk line delivers over 99.7% transmission efficiency. Installation is simple: direct burial, conduit routing, or aerial mounting — all supported. With a service life exceeding 30 years and nationwide certifications (CCC, CQC), it’s trusted by over 200 municipal projects.
Priced competitively at ¥18.5/meter (bulk discounts available), it offers premium quality without the premium cost. Whether expanding your network or upgrading legacy lines, choose reliability. Choose Huaihai. Experience the backbone of tomorrow’s grid — today.
淮海电气ZYL-120型电缆干线专为现代基础设施高效输电与信号传输而设计。提供单芯铜缆、三芯铝缆、铠装复合光纤和阻燃PVC四种型号，满足不同工业与城市应用场景需求，颜色涵盖经典灰、工业蓝与安全橙，适配各类环境。
每米仅重2.3公斤，却可承载35kV高压，轻量化设计兼顾强大性能。导体采用99.99%无氧纯铜，电阻低、能耗小；外护套为抗紫外线、阻燃材质（符合IEC 60332-1标准），适用于地埋、隧道及架空多种敷设方式，经久耐用。
已在地铁系统、智慧园区、新城建设中广泛应用，实测传输效率高达99.7%以上。安装便捷，支持直埋、穿管或架空布线，无需复杂工具。使用寿命超30年，通过CCC、CQC等国家认证，已服务全国200+市政工程项目，口碑卓越。
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