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tunnel excavation cable

8 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
on05/02/2026

TUNNELFLEX-PUR HF WITHOUT ANTITWISTING PROTECTION I 1 KV

TUNNELFLEX-PUR HF represents a specialized category of halogen-free flexible power cables engineered for mobile equipment operating in mining and tunnelling environments where high mechanical damage risk is inherent. This cable variant, manufactured without antitwisting protection elements, is optimally designed for applications where cable deflection occurs predominantly in a single plane, eliminating the need for complex anti-torsion structures while maintaining robust mechanical performance and safety characteristics critical to underground operations. 该电缆为无卤柔性电力电缆，专为存在高机械损伤风险的采矿和隧道移动设备供电而设计。由于没有抗扭保护，适用于仅在单一平面内偏转的应用场合，最大运行速度为60米/分钟。
6 Min Read
RS-(N)TSCGEWOEU TUNNELFLEX-TTX is a specialized medium voltage flexible power cable series available in four voltage ratings from 3.6/6 kV to 12/20 kV. These cables are engineered specifically for tunneling applications, providing reliable power supply to mobile equipment operating in harsh underground environments where there is a high risk of mechanical damage. The cable designation follows German DIN VDE nomenclature, with (N) indicating compliance with German national standards.
Technical Department
on23/12/2025

What is RS-(N)TSCGEWOEU TUNNELFLEX-TTX 3.6/6 to 12/20 kV Cable?

RS-(N)TSCGEWOEU cable, TUNNELFLEX-TTX cable, TUNNELFLEX-TTX 3.6/6kV, TUNNELFLEX-TTX 6/10kV, TUNNELFLEX-TTX 8.7/15kV, TUNNELFLEX-TTX 12/20kV, medium voltage tunneling cable, MV tunnel cable, DIN VDE 0295 Class 5, HEPR-MV insulation, 3GI3 classification, semi-conducting screen, PCP sheath cable, polychloroprene cable, anti-twisting braid, synthetic mesh cable, red sheath cable, tunnel boring machine cable, TBM power cable, underground mining cable, metro tunneling cable, railway tunnel cable, hydropower tunnel cable, Class 5 flexible conductor, 90°C conductor, short circuit rating, current carrying capacity, extruded screen cable, double sheath cable, mobile equipment cable, 3×25+3×25/3, 3×50+3×25/3, 3×95+3×50/3, 3×120+3×70/3, 3×185+3×95/3, 3×240+3×120/3, IEC 60502-2 cable, HD 620 cable, EPR medium voltage, micro-filtered insulation, TUNNELFLEX-TTX電纜, 中壓隧道電纜, 中壓柔性電纜, 隧道掘進機電纜, TBM電纜, HEPR-MV絕緣, 半導體屏蔽電纜, PCP護套電纜, 防扭電纜, 紅色護套電纜, 5類導體電纜, 地下採礦電纜, DIN VDE標準電纜, Anhui Feichun cable, Feichun Special Cable, 安徽飛純電纜
4 Min Read
High-performance polyurethane sheathed flexible power cables for mining and tunneling applications. Available in two variants: standard version without anti-twisting protection (TUNNELFLEX-PUR) and enhanced version with synthetic mesh anti-twisting protection (TUNNELFLEX-R/PUR).
Technical Department
on23/12/2025

What is TUNNELFLEX-PUR&TUNNELFLEX-R/PUR 0.6/1kV Cable?

TUNNELFLEX-PUR and TUNNELFLEX-R/PUR are specialized 0.6/1kV flexible power cables engineered for mining and tunneling applications. These cables provide reliable power supply to mobile equipment operating in harsh underground environments where there is a high risk of mechanical damage. The TUNNELFLEX cable series is suitable for applications where it is deflected in one plane only, with a maximum operating speed of 60 m/min.
4 Min Read
FG7ORPu-TUNNELFLEX is a specialized 0.6/1kV flexible power cable engineered specifically for mining and tunneling applications. This cable provides reliable power supply to mobile equipment operating in harsh underground environments where there is a high risk of mechanical damage. The TUNNELFLEX cable is suitable for applications where it is deflected in one plane only, with a maximum operating speed of 60 m/min.
Technical Department
on23/12/2025

What is FG7ORPu-TUNNELFLEX 0.6/1kV Cable?

FG7ORPu-TUNNELFLEX is a specialized 0.6/1kV flexible power cable engineered specifically for mining and tunneling applications. This cable provides reliable power supply to mobile equipment operating in harsh underground environments where there is a high risk of mechanical damage. The TUNNELFLEX cable is suitable for applications where it is deflected in one plane only, with a maximum operating speed of 60 m/min.