Overview
The 95 sqmm shielded cable is a heavy-duty electrical cable engineered to transmit power or signals while mitigating electromagnetic interference (EMI). Its design includes a high-purity copper conductor, insulation layers (typically PVC or XLPE), and a metallic shield (aluminum or copper) to block external noise. Widely used in industrial plants, data centers, and renewable energy systems, this cable ensures reliable performance in electrically noisy environments. Standards such as IEC 60502 and GB/T 12706 define its construction and testing requirements. The '95 sqmm' denotes the cross-sectional area of the conductor, indicating its capacity to handle high current loads, making it ideal for medium-to-high-voltage applications.
Structure and Working Principle
The cable’s core consists of stranded copper wires for flexibility and efficient current carrying. Surrounding the conductor, an insulating layer (PVC or XLPE) prevents electrical leakage. A metallic shield—often foil or braided—encases the insulation to divert EMI away from the inner conductor. An outer sheath (PVC or LSZH) provides mechanical protection and flame resistance. The shielding works by creating a Faraday cage effect, absorbing or reflecting electromagnetic waves. Proper grounding of the shield is critical to dissipate intercepted interference. This design ensures signal integrity in sensitive applications like servo motor control or high-frequency data transmission.
Key Features
EMI shielding efficiency (typically 90% or higher) is the standout feature, crucial for precision equipment. The cable’s flame-retardant sheath complies with safety standards like IEC 60332, reducing fire hazards. Corrosion-resistant materials extend lifespan in humid or chemically aggressive settings. Other advantages include high tensile strength for tensile loads during installation and UV resistance for outdoor use. Temperature tolerance ranges from -15°C to 90°C, accommodating diverse operating conditions. The 95 sqmm size balances current capacity (up to ~250A) with manageable bending radius for routing flexibility.
Application Areas
Industrial automation systems rely on shielded cables to connect PLCs, drives, and sensors without signal degradation. In power distribution, they link transformers and switchgear in substations. Renewable energy projects, especially solar/wind farms, use them for inverter connections due to their EMI resilience. Data centers deploy these cables for backup power circuits, while manufacturing plants integrate them into robotic arms and CNC machines. They’re also specified for railway signaling and medical imaging equipment where electrical noise could disrupt critical operations.
Maintenance and Precautions
Regular inspections should check for shield damage (e.g., cuts or oxidation) that compromises EMI protection. Ensure grounding connections remain secure; poor grounding can render shielding ineffective. Avoid coiling excess cable tightly, as this may induce capacitive interference. During installation, use proper gland fittings to maintain shield continuity. In corrosive environments, opt for cables with tinned copper shields. Store coils vertically to prevent deformation, and keep them dry to preserve insulation properties. Follow local electrical codes for spacing and segregation from high-voltage lines.
B2B Procurement Guide
Specify shielding type (braided vs. foil) based on EMI severity—braided offers better coverage for high-frequency noise. Confirm certifications (CE, RoHS) and regional standards (IEC, UL, or GB) for compliance. Bulk buyers should request test reports for shielding effectiveness and dielectric strength. Compare quotes from suppliers with ISO 9001-certified manufacturing. Lead times for customized lengths or colors may vary. Consider total cost of ownership: premium cables with LSZH sheaths may cost 20–30% more but reduce toxicity risks in fires. Negotiate volume discounts for orders exceeding 1,000 meters.
Related Manufacturers
- 主营：控制电缆、橡套电缆、屏蔽电缆、电力电缆、扁平电缆、阻燃电缆、防水电缆、铠装电缆、通信电缆、硅橡胶电缆、氟塑料电缆、计算机电缆、柔性防火电缆、补偿导线、特种线缆
- 主营：耐火电线
- 主营：MGTSV矿用光缆、五/六类网线、铁路信号线、矿用电缆、控制电缆、防水电缆、耐高温电缆、通讯电缆、橡套电缆、电力电缆、低烟无卤矿用控制电缆、矿用通信电缆、DJYVP计算机电缆、KYVFR控制电缆、KVVP2控制电缆、低烟无卤电力电缆、MYQ矿用电力电缆、CEFRP橡套电缆、KVVP控制电缆、KVV控制电缆、KYJY控制电缆、RVV软护套电缆、BV/BVR电缆、MHYAV网线、KVVP2-22控制
- 主营：耐火电线
- 主营：裸铜线、机器人、电源线、电缆线、屏蔽线、tpe屏蔽、信号电缆、电源电缆、火牛电缆、信号线、传感器、tpe外皮、pu护套1、聚氨酯、铁氟龙、tpe热塑、国标2芯、yspt水工、4芯双绞、耐磨2芯、profibus-pa、芯美规ul、20芯双绞、防油耐磨、水工检测
- 主营：电源电缆、水密电缆、航空导线、电子装备、编织防波套
- 主营：拖链电缆、零浮力电缆、抗拉电缆
- 主营：矿用通信电缆
- 主营：rs485电缆、计算机电缆、铠装电缆、控制电缆、矿用电力电缆、矿用通信电缆、矿用控制电缆、矿用铠装电缆、矿用电缆、矿用光缆等、欢迎致电咨询、矿用阻燃光缆
- 主营：天津市电缆总厂橡塑电缆厂、廊坊生产各种特种电缆、通信电缆等、包括矿用、船用
- 主营：电力电缆、扁电缆、控制电缆、通讯电缆、聚氯乙烯软电缆、橡胶软电缆、行车电缆、铜电缆、铝电缆、铝合金电缆、低烟无卤电线电缆、防火电缆、矿用电缆、电线电缆
- 主营：避难硐室、氧气呼吸器、矿山救护装备、MY阻燃电缆、防水密闭闸门、无压风门、全液压钻机、刮板机配件、洒水降尘装置、破拆工具、相变材料、一氧化碳催化剂、矿用阻化剂、多参数气体报警仪、粉尘检测仪、氧气充填泵、通风多参数检测仪、煤矿隔爆装置、智能充电柜、空气呼吸器、检力器、气幕喷淋装置、孔板流量计、瓦斯解析仪、矿用洗靴机
- 主营：矿用挖掘机、矿用清仓机、矿用扒渣机、屏蔽电缆、给煤机、无压风门、防水密闭门、气动隔膜泵、滚轮罐耳、皮带综保、矿用锂离子蓄电池电源、矿用翻车机、小型挖掘机、洒水降尘装置、司控道岔装置、空气炮、气动阻车器、气动卧闸、断带抓捕器、矿用防爆摄像仪、跑车防护装置、压风供水自救装置、防水剂、履带运输车、巷道修复机、矿用挖掘式装载机
- 主营：热电偶、补偿导线、高温线、耐火电缆、贵金属
- 主营：不锈钢储罐、陶瓷过滤机、冷凝水回收装置、rvv控制电缆、玻璃钢罐、冷凝器、离心机、压滤机
- 主营：防爆电缆、屏蔽电缆、通信电缆、矿用电力电缆
- 主营：绝缘线、双绞线、软电线、耐火电缆、平行电线、铜芯电缆、电线电缆、一缆电缆、低压电缆、电力电缆、多股铝线电缆、家装电线、家用铜芯、塑铝电线、双绞电线、花线电线、防腐蚀线、光伏线缆、光伏电线、绝缘阻燃线、纯铜芯硬线、单芯塑铝线、家装布电线、耐腐蚀布电线、国标低压铝线
- 主营：电力电缆、橡套电缆、矿用电缆、煤矿用电缆、高压电缆、低压电缆、耐火电缆、屏蔽电缆、阻燃电缆、低烟无卤电缆、铠装电缆、低烟无卤电线、铜芯电线、BV电线
- 主营：通信电缆、屏蔽双绞线、计算机电缆、铁路信号电缆、矿用同轴电缆