Overview
Multicore shielded communication cables are specialized wiring solutions designed for reliable data transmission in environments with electrical interference. These cables typically contain multiple insulated conductors (usually copper) bundled together under a common shielding layer. Their primary purpose is to maintain signal integrity by minimizing electromagnetic interference (EMI) and radio frequency interference (RFI), which is particularly crucial in industrial settings where heavy machinery creates significant electrical noise.
Structure and Working Principle
The cable's structure consists of several key components: multiple insulated conductors (typically 2-24 cores), individual or collective shielding layers (often aluminum foil or braided copper), and an outer protective jacket. The shielding works by creating a Faraday cage effect around the conductors. When electrical noise penetrates the cable's exterior, the shielding layer redirects the interference to ground before it can affect the signal-carrying conductors. The multiple cores allow for simultaneous transmission of different signals or power and data combinations.
Key Features
Modern multicore shielded cables offer several distinguishing characteristics. They provide excellent noise immunity, with shielding effectiveness typically ranging from 60-90 dB depending on construction. The cables maintain flexibility despite multiple cores, allowing installation in tight spaces. Durability features include UV-resistant jackets for outdoor use and oil-resistant materials for industrial applications. Many variants meet international standards like UL, CE, or RoHS compliance, ensuring quality and safety across different markets.
Application Areas
These cables serve critical roles across multiple industries. In factory automation, they connect PLCs to sensors and actuators. Telecommunications infrastructure relies on them for equipment interconnections. Building management systems use them for fire alarms and security networks. Other applications include medical equipment connections, stage lighting control systems, and transportation signaling. The specific cable design varies by application - industrial versions prioritize chemical resistance while stage cables emphasize flexibility for frequent movement.
Maintenance and Precautions
Proper handling extends cable lifespan significantly. Always maintain minimum bend radii (typically 8x cable diameter) to prevent conductor damage. Ensure shielding continuity by properly terminating shield layers to ground points. Regular inspections should check for jacket damage, shield integrity, and connection corrosion. In harsh environments, consider additional protective conduits. Avoid running parallel to high-voltage lines to prevent inductive interference despite the shielding.
B2B Procurement Guide
When sourcing these cables commercially, specify core count, conductor size (AWG), shielding type (foil, braid, or combination), and jacket material. Industrial buyers should request moisture resistance and temperature range certifications. For large projects, request samples to verify flexibility and termination ease. Consider minimum order quantities - standard configurations often have lower MOQs than custom designs. Reputable manufacturers provide test reports for shielding effectiveness and transmission characteristics.
Related Manufacturers
- 主营：[]
- 主营：[]
- 主营：[]
- 主营：电线电缆、特种电缆、船用电缆、vvp屏蔽控制电缆、石油平台电缆
- 主营：[]
- 主营：矿用控制电缆、矿用阻燃视频线、计算机电缆、矿用通信电缆、矿用通信光缆、矿用电力电缆、铁路信号电缆、矿用同轴电缆、RS485双绞总线
- 主营：电话线、视频线、监控线、多股铜丝、屏蔽电缆、双绞线、通讯线、数据线、信号电缆、监控电缆、铠装光缆、监控光缆、总线电缆、防爆电缆、音频电缆、控制电缆、射频电缆、漏泄电缆、防爆光缆、电源电缆、同轴电缆、电话电缆、算机电缆、阻燃光缆、铜芯铜网
- 主营：通讯电缆、矿用阻燃电缆、矿用网线、屏蔽电缆、铠装屏蔽网线、矿用光缆、矿用橡套电缆、计算机电缆、控制电缆、矿用通讯电缆、防水电缆、RS485电缆、HSGWP22电缆、超五类网线、超六类网线、铠装光缆、铠装电缆
- 主营：电话线、高温线、室外线、通信电缆、屏蔽电缆、kff电缆、电缆线、视频线、监测线、knx电缆、485电缆、电源线、纯铜线、通讯线、扁电缆、软电缆、数据线、信号线、信号电缆、矿用电缆、阻燃电缆、防水电缆、船用电缆、双绞线
- 主营：电话线、kff电缆、can总线、多芯线、通信电缆、视频线、音频线、gs-hrpvsp、485电缆、zr-djyvrp、铠装线、devicenet、电源线、软电缆、数据线、jhs电缆、监控线、信号线、控制线、双绞线、hya电缆、现场总线、控制电缆、计算机电缆、铁路信号电缆
- 主营：MHYV、MVV、通讯光缆、矿用通讯电缆、RVSP通讯线、EIB照明线、CAT5网线、矿用网线、CAT6网线、MGTSV光缆、MGTS矿用光缆
- 主营：电话线、国标线、视频线、屏蔽线、多芯线、高压屏蔽、屏蔽电缆、监测线、爆破线、通讯线、广播线、软电缆、传输线、矿用线、放炮线、检测线、国标电缆、矿用网线、船用电缆、信号设备、控制电缆、防潮电缆、防爆网线、总线电缆、阻燃网线
- 主营：RS485、RVSP、RVVSP、MKVV、KVV、CEFR、MHYV、MHYA、JHS、MY、矿用橡套电缆、光缆、MCP、MYP、KVVRP、KVVR、MGTSV、GYTA、GYTA53、MKVV22、矿用阻燃网线、矿用通讯电缆、矿用控制电缆、超五类网线、超六类网线
- 主营：特种电线电缆、高性能航空导线、舰船用电线电缆、PEEK线缆、水密电缆、控制电缆、计算机电缆、高速差分线、电力电缆、耐高温导线、本安信号电缆、定制电线电缆、聚酰亚胺电缆、核级电缆、高密度防波套、光电复合电缆、485高速差分线、485双绞差分传输线、高速差分传输线、高速差分电缆、航空航天电缆、航天特种电缆、C55航空航天电缆、耐高温硅橡胶电缆、耐高温阻燃电器电缆
- 主营：电话线、室外线、电缆线、屏蔽软、通信线、屏蔽线、数据线、灯控线、1x2x24awg、电源线、视频线、通讯线、软电缆、eib总线、计算机、profibusdp、2x0.52x0.75、信号电缆、国标电缆、铁路信号、矿用网线、塑料绝缘、编织电缆、阻燃控制、电缆总线
- 主营：电话线、双绞线、电缆线、通信线、1x2x24awg、灯控线、超五类、3*2*16awg、同轴线、信号线、视频线、通讯线、100x2x0.8、连接线、eib总线、计算机、1x2x1.0awg、1x2x0.2awg、ycym2x2x0.8、17182024awg、syv-75-2-2x、信号电缆、欧洲总线、智能灯控、传输信号
- 主营：电话线、充气线、视频线、屏蔽线、软线缆、通信线、津芯线、监测线、芯电缆、矿用线、信号线、监控线、橡套线、电缆线、盾构机、喇叭线、通讯线、软电缆、双绞线、国标线、铠装线、阻燃线、拉力线、射频线、软芯线
- 主营：井筒线、电缆线、焊把线、电力线缆、阻燃线缆、屏蔽电缆、市话线缆、通信电缆、屏蔽双绞线、矿用电话线缆、矿用拉力线缆、信号电缆、总线电缆、变频电缆、铠装电缆、动力电缆、通讯电缆、移动电缆、热水井电缆、橡套软电缆、电焊机电缆、计算机电缆、矿用控制电缆、电机橡套电缆、铠装电力电缆
- 主营：电话线、充气线、双纹线、屏蔽线、多芯线、软线缆、视频线、监测线、信号线、橡套线、护套线、焊把线、电缆线、盾构机、喇叭线、通讯线、广播线、软电缆、放炮线、双绞线、套电缆、国标线、阻燃线、防爆线、软芯线
- 主营：矿用阻燃网线、矿用信号电缆、矿用阻燃电话线、矿用阻燃通信电缆、铠装地埋通信电缆、大对数通信电缆、屏蔽电缆、RS485通信电缆、矿用通信电缆、矿用控制电缆、矿用阻燃控制电缆、矿用移动橡套软电缆、矿用高压橡套软电缆、矿用阻燃光缆、铁路信号电缆、防水电缆、耐高温防水电缆、矿用阻燃泄露电缆、计算机电缆、卷筒电缆、耐低温电缆、煤矿用电缆、矿用五类网线、MY矿用移动软电缆、盾机构电缆