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耐油电缆

8 Min Read
C PUR Design Integration: FLEXIFESTOON PUR characteristics (inherited): Outer sheath: PUR (polyurethane, compact) Insulation: Special TPE (superior elongation) Central unit: Textile (mechanical support) Weight: 25–30% lighter than standard rubber Diameter: 15–20% smaller than rubber equivalent Cost: +15–25% premium over rubber Service life: 10–15 years (extended) Screened design addition (new): Screen: Tinned copper braid (EMC shielding) Coverage: 80–90% (good EMC performance) Diameter impact: +2–3 mm (screen adds ~3 mm to diameter) Weight impact: +500 kg/km (braid + outer sheath) Cost: Additional +10–15% for screen layer Combined C PUR result: vs. Unscreened PUR (FLEXIFESTOON PUR): FLEXIFESTOON PUR: Minimal diameter/weight, no EMC C PUR: Slightly larger (screen added), excellent EMC Choice: PUR for maximum compactness (non-EMI environments) C PUR for VFD motors, confined spaces with EMC requirements vs. Standard rubber screened (GRDGCGÖU-J): GRDGCGÖU-J: Standard diameter, heavy, rubber durability C PUR: Compact diameter, lightweight, superior oil/chemical resistance Choice: GRDGCGÖU-J for simple temporary festoon C PUR for permanent industrial machine tool installation Nomenclature: FLEXIFESTOON® = Product family (flexible cable) C = Screen (copper braid, "C" from German "Schirm") PUR = Material (polyurethane jacket) Result: "FLEXIFESTOON C PUR" = Screened compact polyurethane cable
Technical Department
on17/06/2026

DR PN 689 P Highflex и DR CB 689 P Highflex: барабанные PUR Bus-кабели для Profinet, CAT 5 и CAN-Bus

DR PN 689 P Highflex и DR CB 689 P Highflex — это высокогибкие барабанные Bus-кабели PUR для передачи данных и промышленных сетевых сигналов в подвижных reeling applications. Серия включает reeling Profinet cable, reeling CAT 5 cable и reeling CAN-Bus cable. Кабели рассчитаны на работу в условиях регулярной намотки и размотки, имеют экранированную конструкцию, безгалогенное исполнение, маслостойкую оболочку TMPU и статус PFAS free.
6 Min Read
The RHEYFIRM® family represents Nexans' flagship line of flexible medium-voltage reeling cables, engineered specifically for extreme mechanical stress applications including Ship-to-Shore (STS) cranes, Rail Mounted Gantry (RMG) cranes, stacker reclaimers, and heavy mobile mining equipment. The "(S)" designation indicates the symmetrical configuration featuring the distinctive 3+3 core design, where three phase conductors are complemented by three protective earth conductors strategically positioned in the cable interstices. RHEYFIRM®系列是Nexans旗下的中压柔性卷筒电缆产品线，专为极端机械应力应用设计，包括岸桥(STS)起重机、轨道式龙门起重机(RMG)、堆取料机及重型移动采矿设备。"(S)"标识表示对称配置，采用独特的3+3芯设计，三根相线导体与三根保护接地导体战略性地布置在电缆间隙中。
Technical Department
on09/02/2026

RHEYFIRM® (S) 3+3 Core Design: Why Does Nexans Use Distributed Earth in the (S) Series and How Does It Affect EMC?

The RHEYFIRM® family represents Nexans’ flagship line of flexible medium-voltage reeling cables, engineered specifically for extreme mechanical stress applications including Ship-to-Shore (STS) cranes, Rail Mounted Gantry (RMG) cranes, stacker reclaimers, and heavy mobile mining equipment. The “(S)” designation indicates the symmetrical configuration featuring the distinctive 3+3 core design, where three phase conductors are complemented by three protective earth conductors strategically positioned in the cable interstices. RHEYFIRM®系列是Nexans旗下的中压柔性卷筒电缆产品线，专为极端机械应力应用设计，包括岸桥(STS)起重机、轨道式龙门起重机(RMG)、堆取料机及重型移动采矿设备。”(S)”标识表示对称配置，采用独特的3+3芯设计，三根相线导体与三根保护接地导体战略性地布置在电缆间隙中。
10 Min Read
The selection of appropriate submersible pump cables for acidic mine water dewatering applications represents a critical engineering decision that directly impacts operational safety, equipment longevity, and maintenance costs. While Type 441 cables may appear suitable for general submersible pump applications, the harsh chemical environment of acidic mine water typically necessitates the use of specialized EPR (Ethylene Propylene Rubber) or CSP (Chlorosulfonated Polyethylene) insulated cables specifically engineered for corrosive conditions. 为酸性矿井水脱水应用选择合适的潜水泵电缆是一项关键的工程决策，直接影响运行安全、设备寿命和维护成本。虽然441型电缆可能适用于一般潜水泵应用，但酸性矿井水的恶劣化学环境通常需要使用专门设计用于腐蚀性条件的EPR（乙丙橡胶）或CSP（氯磺化聚乙烯）绝缘电缆。
Technical Department
on05/02/2026

TUNNELFLEX-R-PUR HF with Antitwisting Protection 1 KV

TUNNELFLEX-R-PUR HF represents a specialized category of halogen-free, flame-retardant flexible power cables engineered specifically for the demanding requirements of underground mining and tunneling operations. This cable combines advanced polyurethane (PUR) sheathing technology with integrated antitwisting protection to deliver exceptional mechanical durability, environmental resistance, and most importantly, enhanced safety through its halogen-free construction that significantly reduces toxic gas emissions during fire incidents. TUNNELFLEX-R-PUR HF电缆是专为地下采矿和隧道作业的苛刻要求而设计的无卤阻燃柔性电力电缆。该电缆结合了先进的聚氨酯护套技术和集成的防扭转保护，提供卓越的机械耐久性、环境抵抗力，以及通过无卤结构在火灾事故中显著减少有毒气体排放的增强安全性。
9 Min Read
To appreciate the ingenious engineering behind Type 440 cable design, we must first understand the mechanical challenges that mining cables face in their demanding service environment. Imagine a heavy-duty power cable trailing behind a massive dragline excavator as it moves across an open-pit mine. This cable must deliver reliable electrical power while simultaneously withstanding crushing forces when the excavator's tracks pass over it, resisting abrasion from sharp rock surfaces, and maintaining flexibility through countless cycles of bending and twisting movements. 要理解Type 440电缆设计背后的巧妙工程，我们必须首先了解矿用电缆在苛刻服务环境中面临的机械挑战。想象一根重型电力电缆拖在大型拉铲挖掘机后面，当它在露天矿中移动时，这根电缆必须提供可靠的电力，同时承受挖掘机履带经过时的压碎力、抵抗尖锐岩石表面的磨损，并在无数次弯曲和扭转运动中保持柔韧性。
Technical Department
on05/02/2026

TROMMELFLEX-M-PUR BRAIDED D2X11Y 1 KV

TROMMELFLEX-M-PUR represents a specialized category of flexible low voltage reeling cables engineered specifically for the demanding conditions of underground mining and tunneling operations. This cable features optimized dimensions and a flame-retardant, halogen-free polyurethane outer sheath, making it ideal for power supply to mobile underground equipment including drilling machines, Load-Haul-Dump (LHD) loaders, and scoops that operate under frequently changing dynamic loads during reeling operations. TROMMELFLEX-M-PUR电缆是专为地下采矿和隧道作业的苛刻条件而设计的特种柔性低压卷筒电缆。该电缆具有优化的尺寸设计和阻燃、无卤聚氨酯外护套，特别适合为钻机、装载-运输-卸载（LHD）装载机和铲运机等移动地下设备提供电力，这些设备在卷绕操作中承受频繁变化的动态负载。
11 Min Read
TSCGECEWÖU, NTSCGECEWÖU, TSKCGECWOEU, TSCGEWOEU, NSSHOEU, NTSCGEWOEU-CH, German mining cable, DIN cable, VDE cable, German cable standard, coal cutter cable CH, festoon cable FN, trailing cable W, screened cable designation, EPR mining cable
Technical Department
on30/01/2026

Joy Global (Komatsu) 7LS Longwall Shearer: (N)TSCGECEWÖU Drag Chain Cable Robustness Analysis

TSCGECEWÖU, NTSCGECEWÖU, TSKCGECWOEU, TSCGEWOEU, NSSHOEU, NTSCGEWOEU-CH, German mining cable, DIN cable, VDE cable, German cable standard, coal cutter cable CH, festoon cable FN, trailing cable W, screened cable designation, EPR mining cable
8 Min Read
Underground coal mining operations in Australia present unique electrical safety challenges that require specialized cable systems and protection strategies. The presence of methane gas, coal dust, confined spaces, and high humidity creates an environment where electrical faults can potentially trigger catastrophic explosions. To mitigate these risks, Australian coal mines employ earth fault limitation systems that restrict fault currents to very low levels, typically 5 amperes (5A) for systems below 4,000 volts. 澳大利亚地下煤矿作业面临独特的电气安全挑战，需要专门的电缆系统和保护策略。甲烷气体、煤尘、狭窄空间和高湿度的存在造就了一个电气故障可能引发灾难性爆炸的环境。为降低这些风险，澳大利亚煤矿采用接地故障限制系统，将故障电流限制在非常低的水平，对于4000伏以下的系统，通常为5安培（5A）。
Technical Department
on28/01/2026

Earth Fault Limitation: How Does the 5A Earth Fault Limit in Australian Coal Mines Affect the Sizing of Earth Conductors in Type 241 Cables?

Underground coal mining operations in Australia present unique electrical safety challenges that require specialized cable systems and protection strategies. The presence of methane gas, coal dust, confined spaces, and high humidity creates an environment where electrical faults can potentially trigger catastrophic explosions. To mitigate these risks, Australian coal mines employ earth fault limitation systems that restrict fault currents to very low levels, typically 5 amperes (5A) for systems below 4,000 volts. 澳大利亚地下煤矿作业面临独特的电气安全挑战，需要专门的电缆系统和保护策略。甲烷气体、煤尘、狭窄空间和高湿度的存在造就了一个电气故障可能引发灾难性爆炸的环境。为降低这些风险，澳大利亚煤矿采用接地故障限制系统，将故障电流限制在非常低的水平，对于4000伏以下的系统，通常为5安培（5A）。
17 Min Read
The question of whether (N)SHTÖU control cables comply with RoHS 3 lead-free and phthalate-free directives is critically important for manufacturers, importers, and end-users operating within the European Union and increasingly global markets. (N)SHTÖU cables represent specialized heavy-duty flexible control and power cables manufactured according to German standard VDE 0250 Part 814, designed specifically for demanding applications involving cable reeling systems, cranes, material handling equipment, and industrial automation where simultaneous tensile and torsional stresses occur during operation. 关于(N)SHTÖU控制电缆是否符合RoHS 3无铅和无邻苯二甲酸盐指令的问题，对于在欧盟和日益全球化市场中运营的制造商、进口商和最终用户至关重要。(N)SHTÖU电缆代表根据德国标准VDE 0250第814部分制造的专业重型柔性控制和电力电缆，专门设计用于涉及电缆卷绕系统、起重机、物料搬运设备和工业自动化的苛刻应用，在操作过程中会发生同时的拉伸和扭转应力。
Technical Department
on28/01/2026

RoHS 3 Compliance: Are (N)SHTÖU Control Cables Lead-Free and Phthalate-Free?

The question of whether (N)SHTÖU control cables comply with RoHS 3 lead-free and phthalate-free directives is critically important for manufacturers, importers, and end-users operating within the European Union and increasingly global markets. (N)SHTÖU cables represent specialized heavy-duty flexible control and power cables manufactured according to German standard VDE 0250 Part 814, designed specifically for demanding applications involving cable reeling systems, cranes, material handling equipment, and industrial automation where simultaneous tensile and torsional stresses occur during operation. 关于(N)SHTÖU控制电缆是否符合RoHS 3无铅和无邻苯二甲酸盐指令的问题，对于在欧盟和日益全球化市场中运营的制造商、进口商和最终用户至关重要。(N)SHTÖU电缆代表根据德国标准VDE 0250第814部分制造的专业重型柔性控制和电力电缆，专门设计用于涉及电缆卷绕系统、起重机、物料搬运设备和工业自动化的苛刻应用，在操作过程中会发生同时的拉伸和扭转应力。
10 Min Read
The question of whether NSSHÖU cables require CE marking for European surface mining operations involves a nuanced understanding of European Union electrical equipment regulations. NSSHÖU cables, manufactured according to the German standard DIN VDE 0250 Part 812, are heavy-duty rubber-sheathed flexible cables specifically designed for mining and industrial applications where extreme mechanical stress, abrasion resistance, and environmental durability are essential operational requirements. NSSHÖU电缆在欧洲露天采矿作业中是否需要CE标志的问题涉及对欧盟电气设备法规的细致理解。NSSHÖU电缆根据德国标准DIN VDE 0250第812部分制造，是专门为采矿和工业应用设计的重型橡胶护套柔性电缆，在这些应用中，极端的机械应力、耐磨性和环境耐久性是基本的操作要求。
Technical Department
on28/01/2026

CE Marking: Do NSSHÖU Cables Require a CE Mark for Use in European Surface Mining Operations?

The question of whether NSSHÖU cables require CE marking for European surface mining operations involves a nuanced understanding of European Union electrical equipment regulations. NSSHÖU cables, manufactured according to the German standard DIN VDE 0250 Part 812, are heavy-duty rubber-sheathed flexible cables specifically designed for mining and industrial applications where extreme mechanical stress, abrasion resistance, and environmental durability are essential operational requirements. NSSHÖU电缆在欧洲露天采矿作业中是否需要CE标志的问题涉及对欧盟电气设备法规的细致理解。NSSHÖU电缆根据德国标准DIN VDE 0250第812部分制造，是专门为采矿和工业应用设计的重型橡胶护套柔性电缆，在这些应用中，极端的机械应力、耐磨性和环境耐久性是基本的操作要求。
7 Min Read
(N)TSKCGEWÖU specifications. This protective layer serves multiple critical functions within the cable assembly, with mechanical stress redistribution being among its most important roles. According to research published by Sibelco, the bedding compound is defined as the material applied around insulated conductors to maintain their position and provide bedding for protective armoring.[1] This layer functions as an intermediary component positioned between the laid-up cores and the metallic armor, creating what cable engineers describe as a separation sheath that fundamentally alters how mechanical forces are distributed throughout the cable structure.
Technical Department
on26/01/2026

Inner Sheath Function: Mechanical Stress Redistribution in (N)TSKCGEWÖU Cables

(N)TSKCGEWÖU specifications. This protective layer serves multiple critical functions within the cable assembly, with mechanical stress redistribution being among its most important roles. According to research published by Sibelco, the bedding compound is defined as the material applied around insulated conductors to maintain their position and provide bedding for protective armoring.[1] This layer functions as an intermediary component positioned between the laid-up cores and the metallic armor, creating what cable engineers describe as a separation sheath that fundamentally alters how mechanical forces are distributed throughout the cable structure.
8 Min Read
The (N)TSCGEWÖU cable manufactured to DIN VDE 0250-813 and the standard power cable manufactured to IEC 60502-2 serve fundamentally different purposes despite both being medium voltage cables. The most critical distinction lies in their mechanical durability design philosophy: VDE 0250 mining cables are engineered for continuous dynamic stress in mobile applications, while IEC 60502-2 cables are optimized for static fixed installations. 按照DIN VDE 0250-813标准生产的(N)TSCGEWÖU电缆与按照IEC 60502-2标准生产的标准电力电缆，尽管都是中压电缆，但其根本用途完全不同。最关键的区别在于它们的机械耐久性设计理念：VDE 0250矿用电缆是为移动应用中的持续动态应力而设计的，而IEC 60502-2电缆则针对静态固定安装进行了优化。
Technical Department
on23/01/2026

(N)TSCGEWÖU vs. IEC 60502-2: What is the Fundamental Difference in Mechanical Durability?

The (N)TSCGEWÖU cable manufactured to DIN VDE 0250-813 and the standard power cable manufactured to IEC 60502-2 serve fundamentally different purposes despite both being medium voltage cables. The most critical distinction lies in their mechanical durability design philosophy: VDE 0250 mining cables are engineered for continuous dynamic stress in mobile applications, while IEC 60502-2 cables are optimized for static fixed installations. 按照DIN VDE 0250-813标准生产的(N)TSCGEWÖU电缆与按照IEC 60502-2标准生产的标准电力电缆，尽管都是中压电缆，但其根本用途完全不同。最关键的区别在于它们的机械耐久性设计理念：VDE 0250矿用电缆是为移动应用中的持续动态应力而设计的，而IEC 60502-2电缆则针对静态固定安装进行了优化。
7 Min Read
The tunnelling and underground mining industries have traditionally relied on heavy-duty rubber-sheathed cables manufactured according to DIN VDE 0250 standards. However, a significant shift is occurring as polyurethane (PUR) sheathed cables, designated with the VDE code "11Y" and "12Y" (for TPE-E variants), are increasingly specified for demanding tunnel boring machine (TBM) applications and underground operations. 隧道和地下采矿行业传统上依赖于按照DIN VDE 0250标准生产的重型橡胶护套电缆。然而，随着聚氨酯（PUR）护套电缆（VDE代码为"11Y"，TPE-E变体为"12Y"）在隧道掘进机（TBM）和地下作业等高要求应用中越来越多被指定使用，一个重大转变正在发生。
Technical Department
on23/01/2026

Why Are Polyurethane (PUR) Sheathed Cables Becoming Popular Alternatives to Standard VDE Rubber Cables in Tunnelling?

The tunnelling and underground mining industries have traditionally relied on heavy-duty rubber-sheathed cables manufactured according to DIN VDE 0250 standards. However, a significant shift is occurring as polyurethane (PUR) sheathed cables, designated with the VDE code “11Y” and “12Y” (for TPE-E variants), are increasingly specified for demanding tunnel boring machine (TBM) applications and underground operations. 隧道和地下采矿行业传统上依赖于按照DIN VDE 0250标准生产的重型橡胶护套电缆。然而，随着聚氨酯（PUR）护套电缆（VDE代码为”11Y”，TPE-E变体为”12Y”）在隧道掘进机（TBM）和地下作业等高要求应用中越来越多被指定使用，一个重大转变正在发生。
8 Min Read
Mining and drilling cables are among the most critical components in underground operations and oil/gas fields. According to IEEE 525 and IEC 60502-1 standards, proper installation can extend cable life by up to 40%. Statistics from the Mine Safety and Health Administration (MSHA) indicate that approximately 60-70% of cable failures result from installation errors and improper handling.
Technical Department
on16/01/2026

ما هي أخطاء التركيب الشائعة التي تقلل من عمر كابلات التعدين والحفر؟

mining cable, mining cable installation, mining cable failure, drilling cable, ESP cable, electric submersible pump cable, underground mining cable, trailing cable, SHD-GC mining cable, Type W portable cable, mining power cable, coal mine cable, rubber sheathed mining cable, flexible mining cable, armored mining cable, mining cable bend radius, cable installation mistakes, cable life extension, mining cable maintenance, mining electrical cable
8 Min Read
Кабель силовой шахтный и экскаваторный необходим для подключения горнодобывающего оборудования, экскаваторов и другого землеройного оборудования, электроинструментов, а также для проведения горных взрывных работ. Шахтные кабели используют для всех типов шахт: угольные, соляные, сланцевые, а также подходят для открытых карьерных разработок. Кабели эксплуатируются на напряжении переменного тока 660, 1140, 6000 В.
Technical Department
on12/01/2026

What is Кабель для шахт?

КГЭШ, КГЭШ-1140, КГЭ, КГЭ-6, КГЭ-Т, КГЭ-ХЛ, КГЭ-ХЛ-6, КГЭС, КГЭТ, КГВШ, КГРШ, КШВГТ, ЭВБВ, ЭВБВ-6, ЭВТ-1140, ЭВТ-6000, кабель КГЭШ, кабель КГЭ, кабель ЭВБВ, шахтный кабель КГЭШ, экскаваторный кабель, mining cable KGESH, excavator cable KGE, KGESH cable, KGE cable, EVBV cable