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excavator reeling cable

17 Min Read
Full technical breakdown Prysmian (Draka) CORDAFLEX SME — Arctic modification of (N)TSCGEWÖU 6/10 kV motorized drum cable, designed for reeling at extreme cold to -40°C. Standard rubber/PUR at such temperatures becomes brittle as glass and cracks on first guide roller bend. SME solves this with three engineering innovations: (1) cold-resistant polychloroprene outer sheath "5GM5 Arctic blend" with non-freezing plasticizers maintaining elasticity at -40°C; (2) reinforced tensile strength 20 N/mm² (vs standard 15), compensating lubricant thickening in drum gearboxes and jerks during winter starts; (3) micro-filtered EPR compound 3GI3 maintaining dielectric properties at -40°C without cracking. Temp range -40°C to +80°C (flexing), -50°C to +80°C (fixed). Winding speed up to 120 m/min. VDE 0250-813 (SME modification). Two import substitution paths: (1) FeiChun NTSCGEWÖU-Cold — certified equivalent with Arctic additives for Siberia/Canada; (2) КГЭ-ХЛ 6 kV — Russian GOST to -60°C, but mechanically weaker than SME and lower winding speeds.
Technical Department
on16/03/2026

Характеристики CORDAFLEX (SME): экскаваторный кабель (N)TSCGEWÖU 6/10kV для наматывания при -40°C — арктическая серия и аналог FeiChun

Full technical breakdown Prysmian (Draka) CORDAFLEX SME — Arctic modification of (N)TSCGEWÖU 6/10 kV motorized drum cable, designed for reeling at extreme cold to -40°C. Standard rubber/PUR at such temperatures becomes brittle as glass and cracks on first guide roller bend. SME solves this with three engineering innovations: (1) cold-resistant polychloroprene outer sheath “5GM5 Arctic blend” with non-freezing plasticizers maintaining elasticity at -40°C; (2) reinforced tensile strength 20 N/mm² (vs standard 15), compensating lubricant thickening in drum gearboxes and jerks during winter starts; (3) micro-filtered EPR compound 3GI3 maintaining dielectric properties at -40°C without cracking. Temp range -40°C to +80°C (flexing), -50°C to +80°C (fixed). Winding speed up to 120 m/min. VDE 0250-813 (SME modification). Two import substitution paths: (1) FeiChun NTSCGEWÖU-Cold — certified equivalent with Arctic additives for Siberia/Canada; (2) КГЭ-ХЛ 6 kV — Russian GOST to -60°C, but mechanically weaker than SME and lower winding speeds.
12 Min Read
The critical difference between NSHTÖU-J and NSHTÖU-O is whether this safety pathway is provided within the cable itself. Understanding this distinction is not merely an academic exercise in cable naming conventions — it is a matter of worker safety that requires proper engineering knowledge to implement correctly.
Technical Department
on26/02/2026

NSHTÖU-O vs. NSHTÖU-J: The Green/Yellow Earth Conductor in Mining Hoists

The critical difference between NSHTÖU-J and NSHTÖU-O is whether this safety pathway is provided within the cable itself. Understanding this distinction is not merely an academic exercise in cable naming conventions — it is a matter of worker safety that requires proper engineering knowledge to implement correctly.
19 Min Read
In the demanding world of surface mining operations, dragline excavators and mobile material handling equipment rely on high-voltage flexible cables to deliver continuous electrical power as these massive machines traverse mining sites. The choice between Type 450 and Type 455 cables manufactured to AS/NZS 2802:2000 standards represents a critical engineering decision that directly impacts equipment reliability, operational costs, and cable service life. Both cable types are designed for voltage ratings from 3.3 kilovolts to 33 kilovolts, with operational temperatures spanning from negative 25 degrees Celsius to positive 90 degrees Celsius, making them suitable for the diverse environmental conditions encountered in Australian mining operations
Technical Department
on29/01/2026

Dragline Cables 22kV/33kV: Type 450 vs Type 455 — Which Design Delivers Superior Longevity for Reeling and Trailing Applications?

In the demanding world of surface mining operations, dragline excavators and mobile material handling equipment rely on high-voltage flexible cables to deliver continuous electrical power as these massive machines traverse mining sites. The choice between Type 450 and Type 455 cables manufactured to AS/NZS 2802:2000 standards represents a critical engineering decision that directly impacts equipment reliability, operational costs, and cable service life. Both cable types are designed for voltage ratings from 3.3 kilovolts to 33 kilovolts, with operational temperatures spanning from negative 25 degrees Celsius to positive 90 degrees Celsius, making them suitable for the diverse environmental conditions encountered in Australian mining operations
13 Min Read
(N)TMCGEWÖU and reeling cables designated (N)TSCGEWÖU represents more than nomenclature. These cable types embody fundamentally different engineering approaches to managing mechanical stress, electrical performance, and operational reliability. While both cables conform to DIN VDE 0250 Part 813 standards and share similar voltage ratings from 3.6/6 kV to 18/30 kV, their construction reflects distinct design philosophies optimized for specific movement patterns and stress profiles. 在中压矿用电缆应用中，(N)TMCGEWÖU拖曳电缆和(N)TSCGEWÖU卷筒电缆之间的区别不仅仅是命名差异。这些电缆类型体现了管理机械应力、电气性能和运行可靠性的根本不同的工程方法。
Technical Department
on26/01/2026

(N)TMCGEWÖU vs. (N)TSCGEWÖU: Can I use a Medium Voltage Trailing cable for a Reeling application?

(N)TMCGEWÖU and reeling cables designated (N)TSCGEWÖU represents more than nomenclature. These cable types embody fundamentally different engineering approaches to managing mechanical stress, electrical performance, and operational reliability. While both cables conform to DIN VDE 0250 Part 813 standards and share similar voltage ratings from 3.6/6 kV to 18/30 kV, their construction reflects distinct design philosophies optimized for specific movement patterns and stress profiles. 在中压矿用电缆应用中，(N)TMCGEWÖU拖曳电缆和(N)TSCGEWÖU卷筒电缆之间的区别不仅仅是命名差异。这些电缆类型体现了管理机械应力、电气性能和运行可靠性的根本不同的工程方法。
5 Min Read
Medium voltage reeling cables conforming to DIN VDE 0250-813 employ a systematic letter coding system that communicates precise information about cable construction, materials, and performance characteristics. Within this nomenclature, each letter position corresponds to a specific structural element or material property, enabling engineers to identify critical design features at a glance.[1][2] 符合DIN VDE 0250-813标准的中压卷筒电缆采用系统性的字母编码系统，传达电缆结构、材料和性能特性的精确信息。在该命名法中，每个字母位置对应特定的结构元素或材料属性，使工程师能够一目了然地识别关键设计特征。
Technical Department
on22/01/2026

What Does the Letter “C” Indicate in (N)TSCGEWÖU Versus “K” in (N)TSKCGEWÖU?

Medium voltage reeling cables conforming to DIN VDE 0250-813 employ a systematic letter coding system that communicates precise information about cable construction, materials, and performance characteristics. Within this nomenclature, each letter position corresponds to a specific structural element or material property, enabling engineers to identify critical design features at a glance.[1][2] 符合DIN VDE 0250-813标准的中压卷筒电缆采用系统性的字母编码系统，传达电缆结构、材料和性能特性的精确信息。在该命名法中，每个字母位置对应特定的结构元素或材料属性，使工程师能够一目了然地识别关键设计特征。
8 Min Read
The RHEYFIRM(RTS) R-(N)TSCGEWTOEUS represents the pinnacle of medium-voltage reeling cable technology, engineered specifically for demanding industrial applications where power transmission, control signals, and fiber optic communication must be integrated into a single, highly flexible cable assembly. Manufactured in strict compliance with DIN VDE 0250 Part 813, this cable series delivers reliable performance at voltage ratings from 8.7/15 kV up to 18/30 kV, with travel speeds reaching 180 m/min on modern cable reeling systems. The designation follows the German VDE nomenclature where "RHEYFIRM" indicates the manufacturer's product line, "(RTS)" denotes the reinforced tensile system, and the alphanumeric string describes the complete cable construction including screening, insulation type, and special features.
Technical Department
on09/01/2026

What is RHEYFIRM(RTS) R-(N)TSCGEWTOEUS Cable?

The RHEYFIRM(RTS) R-(N)TSCGEWTOEUS represents the pinnacle of medium-voltage reeling cable technology, engineered specifically for demanding industrial applications where power transmission, control signals, and fiber optic communication must be integrated into a single, highly flexible cable assembly. Manufactured in strict compliance with DIN VDE 0250 Part 813, this cable series delivers reliable performance at voltage ratings from 8.7/15 kV up to 18/30 kV, with travel speeds reaching 180 m/min on modern cable reeling systems. The designation follows the German VDE nomenclature where “RHEYFIRM” indicates the manufacturer’s product line, “(RTS)” denotes the reinforced tensile system, and the alphanumeric string describes the complete cable construction including screening, insulation type, and special features.