Large three-phase AC motors drove continuous-duty equipment (conveyor systems, pump stations, ventilation fans) with straightforward on/off control via contactor switches. The control circuits were simple, the equipment was robust and forgiving of electrical noise, and cable specifications focused purely on mechanical durability and basic electrical protection. Modern underground mining operations operate in a fundamentally different electrical environment. Variable frequency drives (VFDs) regulate motor speeds to match load requirements, reducing energy consumption and extending equipment life. Programmable logic controllers (PLCs) and distributed control systems (DCS) automate equipment sequencing and mine ventilation. Wireless monitoring systems track equipment health, environmental conditions, and safety parameters. The mine's electrical environment has become as electrically complex as an industrial manufacturing facility, except that everything must operate underground in the presence of conductive dust, moisture, and metallic ore particles that create unintended current paths and electromagnetic noise sources.

on22/06/2026

符合俄罗斯 GOST R 消防认证的电缆 —— 飞纯电缆

在俄罗斯及关税同盟相关工程项目中，电缆采购不只是电压、截面、载流量和价格的比较，更是消防安全合规、项目文件完整性和市场准入能力的综合判断。飞纯电缆通过俄罗斯 FSC 消防安全合格认证，并能够围绕 GOST R 与防火安全认证体系的协同要求，为矿山、港口、工业设备、移动机械和能源项目提供更可靠的电缆合规解决方案。

BASKET SPREADER 750: Next-Generation Hoisting Cable Architecture The BASKET SPREADER 750 (3GSLTOE) represents a fundamental advancement in hoisting control cable design, specifically engineered for next-generation automated port crane systems operating under extreme environmental and operational constraints. Unlike the BASKET SPREADER 740's 300/500V AC specification, the 750 operates at 0.6/1kV AC with dual-voltage DC capability (0.9/1.8 kV)—a classification shift that enables: Higher power capacity – 2–3× greater amperage per conductor, enabling longer cable runs with lower voltage drop Medium-voltage infrastructure compatibility – Direct integration with port substation power distribution systems (0.6 kV = 600V three-phase industrial standard) DC dual-voltage operation – Simultaneous support for AC motor control and DC feedback/signaling circuits (0.9/1.8 kV DC margins) Extreme temperature capability – Operating range −50°C to +80°C (vs. SPREADER 740's −20°C to +60°C), addressing Arctic port terminals and tropical high-ambient scenarios Advanced insulation chemistry – GAALTHERM® 530 thermoplastic compound replaces standard PVC/PUR, delivering superior chemical resistance and thermal stability This cable bridges the gap between standard control cables (300/500V, limited temperature) and heavy industrial medium-voltage distribution cables, creating a purpose-built solution for modern automated gantry crane systems in global port terminals.

Technical Department

on22/06/2026

经过 FSC 认证电缆的采购指南：为什么推荐飞纯电缆

对于俄罗斯及关税同盟相关工程项目，电缆采购不应只比较价格、截面和交期。经过 FSC 消防安全合格认证的电缆，能够在消防合规、项目准入、进口文件、现场验收和安全责任管理中发挥关键作用。飞纯电缆通过俄罗斯 FSC 消防安全合格认证，即 Сертификат пожарной безопасности，适合作为矿山、港口、工业设备、移动机械和能源项目的重点推荐供应商。

DM1N and 2M2N designations represent the apex of mining cable complexity — flexible armoured cables engineered for medium-voltage (1.8/3 kV, 3.6/6 kV) mobile equipment operating in the most mechanically extreme underground environments. These cables are specified for longwall coal shearers, hydraulic drill jumbos, and other continuous-operation mobile equipment that simultaneously demand ultra-high mechanical durability and medium-voltage electrical capability. The fundamental engineering challenge that defines DM1N/2M2N is this: medium-voltage cables require internal semi-conductive layers and sophisticated insulation architecture to prevent corona discharge (electrical breakdown at high voltage), but they must simultaneously maintain the extreme mechanical flexibility required for cable reel winding and equipment drag duty. This convergence is far more difficult than it might appear, because the semi-conductive layers and additional insulation walls that prevent corona also inherently reduce mechanical flexibility and increase cable stiffness.

Technical Department

on22/06/2026

什么是 FCS 俄罗斯防火消防认证，以及飞纯拥有这项认证有什么优势和背书

FCS 俄罗斯防火消防认证，工程语境中也常被写作 FSC Fire Safety Certificate，是俄罗斯市场和相关项目审查中用于证明产品符合消防安全法规、火灾风险控制和特定测试要求的重要合格证明。对于港口岸桥、卸船机、堆取料机、斗轮机、矿山移动设备、卷筒系统和拖令系统用电缆而言，它的价值不只是“多一张证书”，而是把电缆在火焰传播、烟雾释放、燃烧毒性、耐火或火灾下功能保持等维度转化为可被项目方、EPC、船厂、港机厂、矿山业主和俄罗斯客户审查的技术证据。

PUR vs. Rubber Sheath Comparison: EPR/PCP rubber (traditional festoon): Base polymer: Ethylene-propylene or chloroprene rubber Density: ~1.2 g/cm³ (light) Young's modulus: ~2–8 MPa (soft, flexible) Tear strength: 15–30 kN/m (adequate) Tensile strength: 8–12 MPa (moderate) Oil resistance: Fair (EPR), Good (CPE) Cost: Low (commodity material) Typical life: 5–10 years PUR (polyurethane, FLEXIFESTOON PUR): Base polymer: Polyol + isocyanate urethane linkage Density: ~1.25 g/cm³ (slightly heavier per unit volume, but better properties) Young's modulus: ~10–15 MPa (stiffer, stronger) Tear strength: 30–50 kN/m (2–3× better than rubber) Tensile strength: 12–18 MPa (much stronger) Oil resistance: Excellent (far superior to rubber) Cost: Medium (specialty material) Typical life: 10–15 years (50–100% longer) PUR performance advantages: (1) Tear resistance: Mechanism: Urethane linkages form strong hydrogen bonds More rigid polymer network, resists crack propagation Consequence: Cable survives snagging on sharp edges Abrasion resistance 2–3× better than rubber Application: Machine tool environments (sharp metal edges, high speed) (2) Oil immersion durability: Rubber swelling in oil: 8–15% volume increase PUR swelling in oil: 2–5% volume increase (excellent stability) Result: Cable diameter remains stable, connections don't loosen No electrical performance degradation from oil ingress (3) Ozone & UV resistance: Rubber degradation rate: 10–20% strength loss per 5 years outdoor PUR degradation rate: 5–10% strength loss per 5 years outdoor Application: Outdoor machine tools, conveying systems in sunlight (4) Mechanical stress recovery: Rubber behavior: After bending, slow recovery (viscoelastic) PUR behavior: Rapid recovery, lower hysteresis loss Benefit: Lower heating during high-speed cycling 240 m/min reeling applications tolerate higher duty cycles Cost-benefit trade-off: PUR premium cost: +15–25% vs. standard rubber festoon cable Justification for premium: - 2× longer service life (10–15 years vs. 5–10 years) - Reduced maintenance/replacement downtime in industrial operations - Superior performance in aggressive environments (oil, chemicals) - Better value when cost-of-downtime is high (machine tools, production lines)

Technical Department

on12/06/2026

Что такое ÖLFLEX® FIRE 6387 MC CONTROL: огнестойкий многожильный контрольный кабель 300/500 V для критически важных систем безопасности

ÖLFLEX® FIRE 6387 MC CONTROL — это огнестойкий многожильный контрольный кабель номинального напряжения U0/U 300/500 V, разработанный для проводки в критически важных системах безопасности общественных и промышленных зданий. В предоставленных технических данных кабель сертифицирован по BS 6387 Cat. CWZ, одобрен по IEC 60332-3-22 Cat. A, имеет безгалогенную малодымную оболочку LSHF, слюдяную огнестойкую ленту, XLPE-изоляцию и конструкцию до 24 жил. Его назначение — не только ограничивать распространение пламени, но и поддерживать работоспособность контрольной цепи в пожарном сценарии, когда аварийное освещение, BMS, резервное питание, лифты, дымоудаление, пожарная автоматика и системы эвакуации должны продолжать выполнять свою функцию.

UNE 22511 — formally titled "Cables flexibles para minería subterránea con tensiones de 1,8/3 kV con aislamiento de caucho, sin armadura" (Flexible cables for underground mining, 1.8/3 kV, rubber-insulated, unarmoured) — is the definitive Spanish standard for heavy-duty power cables connecting underground mobile mining equipment to fixed electrical distribution networks. Published and maintained by AENOR (Asociación Española de Normalización y Certificación), it operates as a specialized overlay on IEC 60502-1, extending that base standard's electrical requirements with the stringent mechanical, safety, and flame-retardancy requirements specific to enclosed underground environments. Despite its Spanish origin, UNE 22511 enjoys a geographic reach far exceeding Iberia. The standard has been adopted — formally or by reference — across the major Spanish-speaking mining economies: Chile, Peru, Colombia, Bolivia, and Mexico, where AENOR-certified cables are accepted by national mining safety regulators as the primary qualification pathway for underground mobile equipment power supply cables. In Chile alone, UNE 22511 cables are installed across dozens of operations including major copper and coal mines. The standard's engineering DNA can be described in a single imperative: extreme dynamic flexibility combined with superior resistance to combined torsional and bending fatigue. This is not merely a performance aspiration — it is a structural requirement that shapes every material choice and geometric decision in the cable's construction. The logic proceeds as follows: Underground mobile equipment (continuous miners, shearers, shuttle cars) moves continuously and repeatedly during operation, dragging its power cable behind it or winding and unwinding it from a cable reel. This motion imposes cyclic bending, axial tension, and torsional loads on the cable simultaneously — a multi-axis fatigue regime of a severity not encountered in any other industrial cable application. Standard fixed-installation cables, even those classified as "flexible," are not designed for this loading regime and will fail in fatigue within weeks to months when installed in drag duty. Therefore, every structural element of a UNE 22511 cable — conductor wire diameter, insulation compound, earth core geometry, armour exclusion, sheath specification — is selected to maximize multi-axis fatigue endurance, not any single performance parameter. ⛏ The Founding Engineering Principle UNE 22511 is an unarmoured drag cable standard. The deliberate absence of any metallic armour — which might superficially seem to reduce robustness — is in fact the defining engineering choice that makes the standard viable. Steel wire or tape armour in a continuously torsionally-loaded cable acts as a progressive-failure torsional spring: each twist cycle accumulates irreversible plastic strain in the armour wires, leading to wire fractures within 10,000–30,000 cycles. For a shuttle car cable experiencing 80,000+ torsional cycles per year, armour represents not additional protection but a built-in scheduled failure mechanism. The UNE 22511 design eliminates this failure mode at source.

Technical Department

on11/06/2026

ТППшвАпд-нг(А)-HF：矿山通信、数据与供电组合低烟无卤电缆

ТППшвАпд-нг(А)-HF 是用于 горнорудная промышленность，即矿山工业的组合型通用通信电缆，执行 ТУ 27.32.13-216-00217082-2023。它把本地电话通信对、数据传输对和供电线芯集成在同一电缆结构中，可用于本地电话网络、爆炸危险环境中的本地通信、自动化系统、煤矿和矿井 аэрогазовая защита 气体空气保护系统，以及含化学活性物质的场所