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7 Min Read
UNE 22512 — formally titled "Cables flexibles para minería subterránea con tensiones de 1,8/3 kV y 0,6/1 kV con aislamiento de caucho, con armadura" (Flexible cables for underground mining, rubber-insulated, armoured) — exists as a parallel but fundamentally distinct standard from its unarmoured sibling UNE 22511. Where UNE 22511 is engineered as a torsion-optimized drag cable for mobile equipment, UNE 22512 is engineered as a crush-and-cut protected feeder cable for semi-fixed installations where mechanical damage from external forces (falling rock, equipment impact, floor pressure) is a documented operational risk, but the extreme torsional loading of continuously moving equipment is not. The addition of metallic armour — specifically, galvanized steel wire braid forming what the standard designates as M2 GSWB — is the defining structural choice that reshapes every downstream design decision in the cable. The armour is not merely a protective layer added to an otherwise standard cable; rather, it fundamentally alters the cable's mechanical behavior, installation requirements, cost structure, and applicable fatigue loading regimes. Understanding UNE 22512 therefore requires understanding not just what the armour is, but why its presence necessitates a completely different engineering philosophy compared to unarmoured cables. The standard was developed by AENOR (Asociación Española de Normalización y Certificación) to address a specific operational problem encountered in Spanish and Latin American underground mining installations. While drag cables experience cyclic torsional loading as the controlling mechanical stress, semi-fixed installation cables experience something categorically different: static or low-cycle crushing and cutting stresses from external impacts, combined with continuous exposure to abrasive underground surfaces and sharp rock edges. A cable optimized exclusively for torsional fatigue — such as UNE 22511 — when installed in a semi-fixed route subject to crushing and cutting, experiences mechanical failure not through fatigue mechanisms but through acute sheath penetration, insulation damage, and moisture ingress. Conversely, an armoured cable optimized for crush protection, if inappropriately installed in a drag duty application, fails not through crushing (which the armour prevents) but through torsional fatigue of the armour wires themselves — a more insidious failure mode that occurs entirely within the armour structure, invisible until complete armour failure exposes the underlying insulation.
Technical Department
on15/06/2026

卷筒电缆技术手册操作安装与电气

本手册中的弯曲半径、载流量、降容系数、压降与短路数据,依据 DIN VDE 0298-4、VDE 0250、IEC 等公开标准的通用工程值,适用于一般卷筒/移动电缆的技术说明与方案初选。具体工程须按项目实际工况核算;飞纯具体产品的型号、外径、重量、电缆盘规格等参数,以飞纯正式产品规格书与实测数据为准。安装应由专业人员执行,并参照适用标准与现场条件。
12 Min Read
FLEXIFESTOON® NE-FLAT (NGFLGÖU): Advanced High-Flexibility Anti-Salt Fog Port Cable for Maritime Cargo Handling and Marine Automation Systems Feichun's revolutionary FLEXIFESTOON® NE-FLAT NGFLGÖU flat cable combines extreme high-flexibility architecture with marine-grade anti-salt fog protection, engineered specifically for port automation infrastructure, cargo-handling festoon systems, and maritime equipment control requiring superior corrosion resistance and mechanical reliability through thousands of bending cycles in aggressive saltwater environments.
Technical Department
on15/06/2026

PANZERFLAT-ELX 3,6/6–12/20 kV — плоский H.V. reeling cable с оптическими волокнами или без них

PANZERFLAT-ELX — это плоский гибкий средневольтный H.V. reeling cable для cable reel systems и festoon systems, предназначенный для подключения подвижных частей machine tools и material handling equipment. Кабель может выполняться с интегрированными optical fibres или без них, объединяя силовую передачу и, при необходимости, data transmission в одной плоской динамической конструкции.
14 Min Read
BASKET SPREADER 740 (YSLTOE) is engineered specifically for hoisting and control applications where mechanical flexibility and electrical reliability must coexist in marine environments. Unlike load-bearing structural cables (which prioritize tensile strength), control cables emphasize: Conductor flexibility – Repeated bending over pulleys without mechanical fatigue Insulation integrity – Voltage breakdown resistance under salt-fog corrosion Mechanical damping – Rope-like flexibility to drape naturally in spreader bar frames Environmental barrier – Outer sheath blocks salt, moisture, and UV penetration Core Design Elements: Component Material Specification Function Port Environment Benefit Conductor Flexible red copper Class 6 (IEC 60228) Carries 300/500V power; enables bending flexibility High purity copper resists galvanic corrosion Insulation PVC type YI2 (IEC 60811) Electrical isolation; voltage breakdown resistance (2 kV test) PVC with marine additives prevents salt-induced tracking Central Unit Aramide yarns (Kevlar™ equivalent) Mechanical load-bearing backup; structural integrity Aramide resists moisture & salt; absorbs vibration stress Outer Sheath PUR type 11YM1 (DIN 73377) Environmental barrier; UV/ozone/moisture protection Superior salt-fog resistance; 20+ year marine lifespan
Technical Department
on15/06/2026

PANZERFLEX-ELX + OF 3,6/6–12/20 kV — средневольтный H.V. reeling cable с интегрированными оптическими волокнами

PANZERFLEX-ELX + OF — это гибкий средневольтный комбинированный кабель для кабельных барабанов и festoon-систем, объединяющий силовую передачу и оптическую передачу данных в одной динамической конструкции. Кабель предназначен для movable parts of machine tools и material handling equipment, включая stacker/reclaimer, ship-to-shore crane, container crane и excavators. Он рассчитан на cable reel systems с высокими и экстремальными механическими нагрузками, частыми изгибами, торсионной работой, быстрым движением и сильным ускорением.
5 Min Read
(N)GRDGÖU-J Nomenclature (VDE 0250 part 813): (N) = Nominal voltage prefix (0.6/1 kV implicit in designation) G = Gummiert (rubber-insulated) R = Rubber outer sheath D = Dynamisch (dynamic/flexing application) G = Gummiert inner sheath (intermediate layer) Ö = German standard designation (ö indicates European origin) U = Unarmoured (no metal sheath) J = Jacked (multi-sheath design: intermediate + outer) Full meaning: Rubber-insulated, rubber-sheathed, dynamic-rated, multi-sheath construction, unarmoured festoon cable VDE 0250 part 813 scope: Published by: VDE (Verband der Elektrotechnik, German standards body) Applies to: Flexible cables for crane installations (particularly festoon systems) Coverage: Voltage, temperature, mechanical properties, installation methods Festoon-specific requirements: - High bending flexibility (4×D minimum typical) - Fast rewind capability (240+ m/min rated speed) - Sustained torsion tolerance (±25°/1m continuous) - Extended temperature range (−50 to +80°C) - UV/ozone/moisture resistance (outdoor exposure) Alternate designations (similar cables): IEC 60811-1-1: International equivalent (less specific) DIN VDE 0298 part 3: German mechanical property standard DIN VDE 0482-265-2-1: German flame test standard EN 50265-2-1: European flame test equivalent GRDGÖU-J advantage: Combines all standards into single VDE designation Procurement simplified for European buyers
Technical Department
on12/06/2026

PANZERFLEX-L 0,6/1 kV (N)SHTÖU-J / -O: резиновые силовые кабели для кабельных барабанов и фестонных систем

PANZERFLEX-L 0,6/1 kV (N)SHTÖU-J / -O — это гибкие силовые резиновые кабели, предназначенные для подвижных механизмов, кабельных барабанов и фестонных систем, работающих при высоких механических нагрузках, частом изгибе, кручении, быстром движении и сильном ускорении.