220 kV复合式户外电缆终端
220kV Outdoor Termination With Composite Insulator
产品型号
复合式户外电缆终端 YJZWFY
Product Model:
Composite Outdoor Cable Termination YJZWFY
执行标准
IEC 62067 GB/T 18890
Executive Standard:
IEC 62067 GB/T 18890
适用环境
温度-50℃~+50℃,户内、户外安装均可海拔高度小于4000米
Applicable Environment:
Temperature -50℃~+50℃, suitable for both indoor and outdoor installation, altitude less than 4000 meters
适用范围
安装在铁塔或支架上,与架空线或变压器、电气开关等设备连接
Scope of Application:
Installed on iron towers or brackets, connected to overhead lines or equipment such as transformers and electrical switches
适用导体截面 | 冲击耐压水平(BIL) | 局部放电试验 | 终端重量 | |
127kV/220kV | 400-2500mm² | 1050kV | 190kV<5pC | ≈370kg |
System Rated Voltage U0/U | Applicable conductor cross-section | Impulse withstand voltage level (BIL) | Partial discharge test | Terminal weight |
127kV/220kV | 400-2500mm² | 1050kV | 190kV<5pC | ≈370kg |
产品技术优势与特点
· 应力锥采用优质进口液体硅橡胶注胶成型,并采用有限元电场分析优化设计,解决了产品的电场优化问题,以确保产品长期运行的可靠性
· 终端采用多重密封结构,可随时拆卸,解决终端进水、漏油等问题运维检修更加便捷
· 口复合套管采用硅橡胶伞裙作为外绝缘,具有优良的耐污闪、抗紫外线、耐老化性能
· 产品重量轻,方便运输安装,并具有较好的防爆性能
Product technical advantages and features
·The stress cone is formed by injection molding with high-quality imported liquid silicone rubber, and the finite element electric field analysis is used for optimized design, which solves the problem of electric field optimization of the product to ensure the reliability of long-term operation of the product.
·The terminal adopts a multiple sealing structure, which can be disassembled at any time to solve the problems of water ingress and oil leakage in the terminal, making operation and maintenance more convenient.
·The composite bushing uses a silicone rubber umbrella skirt as external insulation, which has excellent anti-pollution flashover, anti-ultraviolet, and anti-aging properties.
·The product is light in weight, convenient to transport and install, and has good explosion-proof performance.

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