Executive Summary 执行摘要

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。

Understanding (N)SHTÖU Control Cables 理解(N)SHTÖU控制电缆

Cable Designation and Construction 电缆名称和结构

The designation “(N)SHTÖU” encodes comprehensive information about cable construction and capabilities according to German cable nomenclature standards. The parentheses around “N” indicate a cable design that is generally in accordance with, but not precisely identical to, the national standard specification, allowing manufacturers flexibility to incorporate enhanced features while maintaining fundamental performance characteristics. The letters “SH” denote a sheathed flexible cable designed for high mechanical stresses, with “S” representing heavy-duty construction (from German “Schwer” meaning heavy) and “H” indicating high flexibility (from German “Hohe Flexibilität” meaning high flexibility). The letter “T” designates a trailing cable application with integrated strain-bearing elements that provide mechanical reinforcement against pulling forces. The designation “ÖU” signifies oil-resistant and fire-resistant properties, where “Ö” represents oil resistance (from German “Ölbeständig”) and “U” indicates flame retardancy characteristics essential for industrial safety compliance.

“(N)SHTÖU”名称根据德国电缆命名标准编码了有关电缆结构和能力的全面信息。”N”周围的括号表示电缆设计通常符合但不完全相同于国家标准规范，允许制造商在保持基本性能特征的同时灵活地整合增强功能。字母”SH”表示为高机械应力设计的护套柔性电缆，其中”S”代表重型结构(来自德语”Schwer”，意为重型)，”H”表示高柔韧性(来自德语”Hohe Flexibilität”，意为高柔韧性)。字母”T”指定拖缆应用，具有集成的承载应变元件，提供抵抗拉力的机械加固。名称”ÖU”表示耐油和阻燃性能，其中”Ö”代表耐油性(来自德语”Ölbeständig”)，”U”表示对工业安全合规至关重要的阻燃特性。

Primary Applications and Operating Environments 主要应用和操作环境

(N)SHTÖU cables serve critical functions in industrial environments where conventional cables would experience premature failure due to mechanical stress, environmental exposure, or chemical contact. These specialized cables are the preferred choice for cable reeling and festoon systems on overhead cranes, gantry cranes, container handling equipment, ship-to-shore cranes, rubber-tired gantry cranes, and stacker-reclaimers used in ports, shipyards, mining operations, steel mills, and manufacturing facilities. The cables must withstand continuous winding and unwinding cycles while maintaining electrical integrity and mechanical strength under combined tensile loads that can exceed several kilonewtons and torsional stresses that occur during spiral reeling operations. Additional application areas include mobile equipment power supplies for excavators, draglines, shovels, conveyors, and industrial vehicles operating in quarries, surface mines, construction sites, and material handling yards.

(N)SHTÖU电缆在工业环境中发挥关键功能，在这些环境中，传统电缆会因机械应力、环境暴露或化学接触而过早失效。这些专业电缆是桥式起重机、门式起重机、集装箱搬运设备、岸桥起重机、橡胶轮胎龙门起重机以及港口、造船厂、采矿作业、钢铁厂和制造设施中使用的堆取料机的电缆卷绕和滑线系统的首选。电缆必须承受连续的缠绕和解绕循环，同时在可能超过数千牛顿的组合拉伸载荷和螺旋卷绕操作期间发生的扭转应力下保持电气完整性和机械强度。其他应用领域包括在采石场、露天矿山、建筑工地和物料搬运场运行的挖掘机、拉铲、铲车、输送机和工业车辆的移动设备电源。

RoHS 3 Directive Framework and Requirements RoHS 3指令框架和要求

Evolution of RoHS Legislation RoHS法规的演变

The Restriction of Hazardous Substances (RoHS) regulatory framework has evolved significantly since its original implementation to address growing concerns about electronic waste, worker safety, and environmental contamination from hazardous materials. The original RoHS Directive 2002/95/EC, which took effect in July 2006, established restrictions on six hazardous substances commonly found in electrical and electronic equipment, including lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, and polybrominated diphenyl ethers. This foundational legislation aimed to reduce health risks associated with electronic waste disposal and recycling operations, particularly in developing countries where informal recycling processes exposed workers and communities to toxic substances.

自最初实施以来，有害物质限制(RoHS)监管框架已显著演变，以解决对电子废物、工人安全和有害材料环境污染日益增长的担忧。于2006年7月生效的原始RoHS指令2002/95/EC对电气和电子设备中常见的六种有害物质建立了限制，包括铅、汞、镉、六价铬、多溴联苯和多溴二苯醚。这一基础性立法旨在减少与电子废物处置和回收作业相关的健康风险，特别是在非正规回收过程使工人和社区接触有毒物质的发展中国家。

RoHS 2, formally designated as Directive 2011/65/EU and implemented in January 2013, significantly expanded the scope and enforcement mechanisms of hazardous substance restrictions. This recast directive extended coverage to all electrical and electronic equipment categories (with limited exemptions), established CE marking requirements linked to RoHS compliance, and introduced more rigorous documentation and traceability obligations for manufacturers and importers. RoHS 2 also established a systematic process for reviewing additional substance restrictions based on scientific evidence and risk assessment criteria. The expanded scope brought cables, wires, and interconnection products used in or with electrical equipment under explicit regulatory coverage, eliminating previous ambiguities about applicability to component-level products.

RoHS 2正式指定为指令2011/65/EU并于2013年1月实施，显著扩大了有害物质限制的范围和执法机制。这一重铸指令将覆盖范围扩展到所有电气和电子设备类别(有限豁免)，建立了与RoHS合规性相关的CE标志要求，并为制造商和进口商引入了更严格的文档和可追溯性义务。RoHS 2还建立了一个系统流程，根据科学证据和风险评估标准审查额外的物质限制。扩大的范围将在电气设备中或与电气设备一起使用的电缆、导线和互连产品纳入明确的监管覆盖范围，消除了以前关于对组件级产品适用性的模糊性。

RoHS 3: Phthalate Restrictions (Directive 2015/863) RoHS 3：邻苯二甲酸盐限制(指令2015/863)

Directive 2015/863, commonly referred to as RoHS 3, represents the most recent significant amendment to the RoHS framework and introduces restrictions on four additional phthalate compounds that are widely used as plasticizers in polymer materials, including those found in cable insulation and sheathing compounds. Published in June 2015 with compliance deadlines of July 22, 2019 for most equipment categories and July 22, 2021 for medical devices and monitoring/control instruments, this directive adds bis(2-ethylhexyl) phthalate (DEHP), benzyl butyl phthalate (BBP), dibutyl phthalate (DBP), and diisobutyl phthalate (DIBP) to the list of restricted substances. These phthalates have been identified as substances of very high concern under the REACH regulation due to their classification as reproductive toxicants and endocrine disruptors with potential long-term health effects on human development and fertility.

指令2015/863，通常称为RoHS 3，代表了对RoHS框架的最新重大修订，并引入了对四种额外邻苯二甲酸盐化合物的限制，这些化合物广泛用作聚合物材料中的增塑剂，包括电缆绝缘和护套化合物中发现的那些。该指令于2015年6月发布，对大多数设备类别的合规截止日期为2019年7月22日，对医疗设备和监控/控制仪器的合规截止日期为2021年7月22日，将双(2-乙基己基)邻苯二甲酸盐(DEHP)、邻苯二甲酸丁苄酯(BBP)、邻苯二甲酸二丁酯(DBP)和邻苯二甲酸二异丁酯(DIBP)添加到受限物质清单中。这些邻苯二甲酸盐已被确定为REACH法规下的高度关注物质，因为它们被归类为生殖毒物和内分泌干扰物，对人类发育和生育能力具有潜在的长期健康影响。

Compliance Requirements for Cables 电缆的合规要求

The application of RoHS requirements to cables and wiring products operates on the principle of homogeneous material assessment, meaning that concentration limits apply to each distinct material component within the cable construction rather than to the cable assembly as a whole. For (N)SHTÖU cables, this means that the conductor material (tinned copper), insulation compound (EPR Type 3GI3), inner sheath material, anti-torsion braiding, and outer sheath compound (Type 5GM3/5GM5) must each individually comply with the maximum concentration values for all ten restricted substances. Cable manufacturers bear responsibility for ensuring that raw materials sourced from suppliers meet RoHS requirements, implementing appropriate testing and verification procedures, maintaining technical documentation demonstrating compliance, and providing declarations of conformity to customers who incorporate cables into complete equipment assemblies subject to CE marking requirements.

RoHS要求对电缆和线缆产品的应用基于均质材料评估原则，这意味着浓度限制适用于电缆结构内的每个不同材料组件，而不是整体电缆组件。对于(N)SHTÖU电缆，这意味着导体材料(镀锡铜)、绝缘化合物(EPR 3GI3型)、内护套材料、防扭编织层和外护套化合物(5GM3/5GM5型)必须各自单独符合所有十种受限物质的最大浓度值。电缆制造商有责任确保从供应商处采购的原材料符合RoHS要求，实施适当的测试和验证程序，维护证明合规性的技术文档，并向将电缆并入受CE标志要求约束的完整设备组件的客户提供合格声明。

Lead-Free Compliance in (N)SHTÖU Cables (N)SHTÖU电缆的无铅合规性

Historical Lead Usage and Elimination Strategies 历史铅使用和消除策略

Lead has historically been used in cable manufacturing for several specific purposes that made its elimination a technical challenge requiring significant materials science innovation. In conductor tinning processes, lead was traditionally alloyed with tin to create a protective coating on copper conductors that prevents oxidation and facilitates soldering connections, with typical tin-lead solder compositions containing 60% tin and 40% lead. However, modern (N)SHTÖU cables now universally employ pure tin or lead-free tin alloy conductor coatings that maintain equivalent corrosion protection and electrical performance characteristics. In PVC and some rubber compounds, lead-based stabilizers such as tribasic lead sulfate were previously used to prevent thermal degradation during manufacturing and service life, but these have been comprehensively replaced with alternative stabilizer systems including calcium-zinc compounds, organotin stabilizers, and mixed metal systems that provide comparable heat stability without introducing restricted substances.

铅在电缆制造中历史上用于几个特定目的，这使得其消除成为需要重大材料科学创新的技术挑战。在导体镀锡工艺中，铅传统上与锡合金化，在铜导体上形成保护涂层，防止氧化并促进焊接连接，典型的锡铅焊料组成包含60%的锡和40%的铅。然而，现代(N)SHTÖU电缆现在普遍采用纯锡或无铅锡合金导体涂层，保持等效的防腐保护和电气性能特性。在PVC和一些橡胶化合物中，以前使用三碱式硫酸铅等铅基稳定剂来防止制造和使用寿命期间的热降解，但这些已被全面替换为替代稳定剂系统，包括钙锌化合物、有机锡稳定剂和混合金属系统，这些系统提供可比的热稳定性而不引入受限物质。

Lead-Free Formulations for EPR Insulation 无铅EPR绝缘配方

The EPR (ethylene propylene rubber) insulation compounds used in (N)SHTÖU cables designated as Type 3GI3 according to DIN VDE 0207-20 and 0207-21 standards have been successfully reformulated to eliminate lead-containing additives while maintaining the critical electrical and mechanical properties required for demanding reeling cable applications. Modern lead-free EPR formulations employ alternative compounding ingredients including non-lead metal oxide systems for improved heat resistance, halogen-free flame retardants based on aluminum hydroxide or magnesium hydroxide that provide fire protection through endothermic decomposition mechanisms, and proprietary antioxidant packages that extend service life without relying on heavy metal stabilizers. These advanced compounds achieve insulation resistance values exceeding 100 megohms per kilometer at operating voltage, dielectric strength sufficient for voltage testing at three times rated voltage plus 1000 volts, and temperature ratings up to 90 degrees Celsius during continuous operation with short-circuit temperature capability to 250 degrees Celsius.

根据DIN VDE 0207-20和0207-21标准，(N)SHTÖU电缆中使用的指定为3GI3型的EPR(乙丙橡胶)绝缘化合物已成功重新配制，以消除含铅添加剂，同时保持苛刻卷绕电缆应用所需的关键电气和机械性能。现代无铅EPR配方采用替代混合成分，包括用于改善耐热性的非铅金属氧化物系统，基于氢氧化铝或氢氧化镁的无卤阻燃剂，通过吸热分解机制提供防火保护，以及专有抗氧化剂包装，延长使用寿命而不依赖重金属稳定剂。这些先进化合物在工作电压下实现超过每公里100兆欧的绝缘电阻值，足以在额定电压的三倍加1000伏下进行电压测试的介电强度，以及在连续操作期间高达90摄氏度的温度额定值，短路温度能力达到250摄氏度。

Lead-Free Sheathing Compounds 无铅护套化合物

The polychloroprene (neoprene) or synthetic rubber outer sheath compounds classified as Type 5GM3 or enhanced Type 5GM5 according to DIN VDE 0207-21 have undergone comprehensive reformulation to achieve lead-free composition while retaining the essential performance characteristics that make these materials suitable for harsh industrial environments. Lead-free sheath compounds maintain excellent resistance to oils, greases, and petroleum-based fluids that cables encounter in industrial settings, provide UV radiation stability for outdoor installations and equipment operating in uncovered areas, demonstrate superior abrasion resistance against mechanical wear from reeling operations and contact with equipment surfaces, and offer tear and cut resistance that prevents progressive damage from accidental contact with sharp edges or rough surfaces. Additionally, these reformulated compounds preserve flame-retardant properties necessary for safety compliance and maintain flexibility across the wide temperature operating range from minus 40 degrees Celsius for fixed installations to 80 degrees Celsius during dynamic flexing operations.

根据DIN VDE 0207-21分类为5GM3型或增强型5GM5型的氯丁橡胶(氯丁二烯)或合成橡胶外护套化合物已经过全面重新配制，以实现无铅组成，同时保留使这些材料适合恶劣工业环境的基本性能特征。无铅护套化合物保持对电缆在工业环境中遇到的油类、润滑脂和石油基液体的出色抵抗力，为户外安装和在露天区域操作的设备提供紫外线辐射稳定性，展示出对来自卷绕操作和与设备表面接触的机械磨损的卓越耐磨性，并提供防撕裂和防切割性，防止意外接触尖锐边缘或粗糙表面造成的渐进性损坏。此外，这些重新配制的化合物保留了安全合规所需的阻燃性能，并在从固定安装的零下40摄氏度到动态弯曲操作期间的80摄氏度的宽温度工作范围内保持柔韧性。

Phthalate-Free Compliance Challenges and Solutions 无邻苯二甲酸盐合规挑战和解决方案

Phthalates in Cable Materials 电缆材料中的邻苯二甲酸盐

Phthalate compounds have been extensively used as plasticizers in polymer cable materials to achieve desired flexibility, processing characteristics, and long-term mechanical performance. DEHP (bis(2-ethylhexyl) phthalate), historically the most common phthalate plasticizer, was widely incorporated into PVC insulation and sheathing compounds at concentrations typically ranging from 30 to 50 percent by weight, providing low-temperature flexibility, ease of extrusion processing, and cost-effectiveness that made it attractive for cable manufacturing. The four phthalates restricted under RoHS 3 function as plasticizers by positioning themselves between polymer chains, reducing intermolecular forces and allowing chains to slide past each other more easily, which translates to improved flexibility and reduced brittleness at low temperatures. However, these same molecular characteristics that made phthalates effective plasticizers also contribute to their ability to migrate out of polymer matrices over time and their classification as reproductive toxicants and endocrine disruptors that pose health concerns.

邻苯二甲酸盐化合物被广泛用作聚合物电缆材料中的增塑剂，以实现所需的柔韧性、加工特性和长期机械性能。DEHP(双(2-乙基己基)邻苯二甲酸盐)，历史上最常见的邻苯二甲酸盐增塑剂，被广泛并入PVC绝缘和护套化合物中，浓度通常为重量的30%至50%，提供低温柔韧性、挤出加工的便利性以及使其对电缆制造具有吸引力的成本效益。RoHS 3下限制的四种邻苯二甲酸盐通过将自己定位在聚合物链之间来发挥增塑剂的作用，减少分子间力并允许链条更容易地相互滑动，这转化为改善的柔韧性和在低温下降低的脆性。然而，使邻苯二甲酸盐成为有效增塑剂的这些相同分子特性也导致它们能够随着时间的推移从聚合物基质中迁移出来，以及它们被归类为构成健康问题的生殖毒物和内分泌干扰物。

Alternative Plasticizer Technologies 替代增塑剂技术

The cable industry has developed and commercialized multiple alternative plasticizer technologies that enable phthalate-free formulations while maintaining or even improving cable performance characteristics. Di-isononyl phthalate (DINP) and di-isodecyl phthalate (DIDP), while still phthalates, are not currently restricted under RoHS because toxicological assessments have not identified the same level of concern as the four restricted phthalates, though their regulatory status could evolve based on ongoing scientific review. Non-phthalate plasticizers represent the most sustainable long-term solution and include several chemical families that offer different performance profiles. Trimellitate-based plasticizers such as tri-2-ethylhexyl trimellitate (TOTM) provide excellent high-temperature stability and low-volatility characteristics particularly valuable in cables exposed to elevated operating temperatures. Citrate-based plasticizers including acetyl tributyl citrate (ATBC) and tributyl citrate (TBC) offer good low-temperature flexibility and are particularly suitable for applications requiring food-contact compliance or enhanced environmental profiles. Adipate plasticizers such as di-2-ethylhexyl adipate (DOA) and diisononyl adipate (DINA) excel in providing low-temperature flexibility while maintaining good permanence in the polymer matrix. Advanced polymeric plasticizers consisting of oligomeric or polymeric materials with molecular weights significantly higher than traditional plasticizers demonstrate superior resistance to migration and extraction, though typically at higher material cost.

电缆行业已经开发并商业化了多种替代增塑剂技术，使无邻苯二甲酸盐配方成为可能，同时保持甚至改善电缆性能特性。二异壬基邻苯二甲酸盐(DINP)和二异癸基邻苯二甲酸盐(DIDP)虽然仍然是邻苯二甲酸盐，但目前未受RoHS限制，因为毒理学评估未发现与四种受限邻苯二甲酸盐相同程度的担忧，尽管它们的监管状态可能会根据正在进行的科学审查而演变。非邻苯二甲酸盐增塑剂代表了最可持续的长期解决方案，包括提供不同性能特征的几个化学家族。基于偏苯三酸的增塑剂，如三(2-乙基己基)偏苯三酸酯(TOTM)提供出色的高温稳定性和低挥发性特性，对于暴露于升高操作温度的电缆特别有价值。基于柠檬酸的增塑剂，包括乙酰基柠檬酸三丁酯(ATBC)和柠檬酸三丁酯(TBC)提供良好的低温柔韧性，特别适合需要食品接触合规性或增强环境特征的应用。己二酸增塑剂，如己二酸二(2-乙基己基)酯(DOA)和己二酸二异壬酯(DINA)在提供低温柔韧性的同时在聚合物基质中保持良好的持久性方面表现出色。由低聚或聚合材料组成的先进聚合物增塑剂，分子量显著高于传统增塑剂，显示出优越的抗迁移和抗萃取性，尽管材料成本通常较高。

Implementation in (N)SHTÖU Cables (N)SHTÖU电缆中的实施

Leading manufacturers of (N)SHTÖU cables have successfully transitioned to phthalate-free formulations for both insulation and sheathing compounds without compromising the demanding performance requirements that characterize these industrial cables. For EPR insulation compounds (Type 3GI3), the inherent chemical structure of ethylene-propylene copolymer or terpolymer provides good flexibility without requiring plasticizers, though processing aids and property modifiers are carefully selected to avoid introducing restricted phthalates. The primary challenge lies in the outer sheath compounds where plasticizers play a more significant role in achieving the balance of flexibility, weather resistance, oil resistance, and mechanical durability required for demanding reeling applications. Modern phthalate-free (N)SHTÖU cables employ carefully formulated sheath compounds using alternative plasticizers from the trimellitate, adipate, or polymeric families, often in combination with specialized synthetic elastomers or polymer blends that inherently possess better flexibility than traditional polychloroprene. These advanced formulations undergo rigorous testing to verify they meet or exceed all performance requirements specified in VDE 0250 Part 814, including mechanical stress tests simulating actual reeling conditions, environmental exposure tests covering temperature cycling and chemical resistance, and long-term aging studies confirming stable properties over expected cable service life.

领先的(N)SHTÖU电缆制造商已成功过渡到绝缘和护套化合物的无邻苯二甲酸盐配方，而不影响表征这些工业电缆的苛刻性能要求。对于EPR绝缘化合物(3GI3型)，乙烯-丙烯共聚物或三元共聚物的固有化学结构提供良好的柔韧性而不需要增塑剂，尽管加工助剂和性能改性剂被仔细选择以避免引入受限邻苯二甲酸盐。主要挑战在于外护套化合物，其中增塑剂在实现苛刻卷绕应用所需的柔韧性、耐候性、耐油性和机械耐久性平衡方面发挥更重要的作用。现代无邻苯二甲酸盐(N)SHTÖU电缆采用精心配制的护套化合物，使用来自偏苯三酸、己二酸或聚合物家族的替代增塑剂，通常与固有拥有比传统氯丁橡胶更好柔韧性的专业合成弹性体或聚合物共混物结合使用。这些先进配方经过严格测试，以验证它们满足或超过VDE 0250第814部分中规定的所有性能要求，包括模拟实际卷绕条件的机械应力测试、涵盖温度循环和化学抗性的环境暴露测试，以及确认在预期电缆使用寿命内稳定性能的长期老化研究。

Testing, Verification, and Certification 测试、验证和认证

RoHS Compliance Testing Methods RoHS合规性测试方法

Verification of RoHS compliance for (N)SHTÖU cables requires systematic testing of individual material components using analytical methods capable of detecting restricted substances at concentrations below the maximum allowable limits. X-ray fluorescence (XRF) spectroscopy serves as the primary screening technique for rapid detection of the six original RoHS restricted substances (lead, mercury, cadmium, hexavalent chromium, PBB, PBDE), providing non-destructive analysis that can identify elements present in materials without requiring extensive sample preparation. XRF analysis delivers results within minutes and can detect metals at concentrations well below the threshold limits, making it suitable for incoming material screening and production monitoring. However, XRF cannot distinguish between different oxidation states of elements (such as trivalent versus hexavalent chromium) or provide specific identification of organic compounds, necessitating complementary analytical techniques for comprehensive compliance verification.

验证(N)SHTÖU电缆的RoHS合规性需要使用能够检测低于最大允许限值浓度的受限物质的分析方法对各个材料组件进行系统测试。X射线荧光(XRF)光谱法作为快速检测六种原始RoHS受限物质(铅、汞、镉、六价铬、PBB、PBDE)的主要筛选技术，提供无损分析，可以识别材料中存在的元素而不需要大量样品制备。XRF分析在几分钟内提供结果，可以在远低于阈值限值的浓度下检测金属，使其适合进货材料筛选和生产监控。然而，XRF无法区分元素的不同氧化态(如三价与六价铬)或提供有机化合物的具体识别，需要补充分析技术进行全面合规验证。

Phthalate testing requires different analytical approaches because these organic compounds cannot be detected by XRF analysis. Gas chromatography-mass spectrometry (GC-MS) represents the gold standard method for phthalate identification and quantification, involving solvent extraction of phthalates from polymer materials followed by separation of individual compounds using gas chromatography and definitive identification through mass spectrometry. This technique provides extremely high sensitivity and specificity, capable of detecting all four RoHS-restricted phthalates at concentrations well below the 0.1 percent threshold. High-performance liquid chromatography (HPLC) coupled with various detection methods offers an alternative approach particularly suitable for certain phthalate types and matrix combinations. Accredited testing laboratories following ISO/IEC 17025 standards conduct phthalate analysis using validated methods referenced in international standards including IEC 62321 series specifications that define standardized procedures for determining restricted substances in electrical and electronic products.

邻苯二甲酸盐测试需要不同的分析方法，因为这些有机化合物无法通过XRF分析检测。气相色谱-质谱(GC-MS)代表了邻苯二甲酸盐识别和定量的金标准方法，涉及从聚合物材料中溶剂提取邻苯二甲酸盐，然后使用气相色谱分离各个化合物，并通过质谱进行明确识别。这种技术提供极高的灵敏度和特异性，能够在远低于0.1%阈值的浓度下检测所有四种RoHS受限邻苯二甲酸盐。高效液相色谱(HPLC)结合各种检测方法提供了一种替代方法，特别适合某些邻苯二甲酸盐类型和基质组合。遵循ISO/IEC 17025标准的认可测试实验室使用国际标准中参考的验证方法进行邻苯二甲酸盐分析，包括定义确定电气和电子产品中受限物质的标准化程序的IEC 62321系列规范。

Documentation and Traceability Requirements 文档和可追溯性要求

RoHS compliance for (N)SHTÖU cables extends beyond testing to encompass comprehensive documentation systems that provide evidence of conformity throughout the supply chain. Cable manufacturers must maintain technical documentation files that include detailed material declarations from raw material suppliers confirming RoHS compliance for all purchased components, test reports from accredited laboratories documenting compliance testing results for each homogeneous material in the cable construction, process flow documentation demonstrating that manufacturing procedures prevent cross-contamination with restricted substances, and quality management system records showing implementation of controls to maintain compliance over time. Manufacturers provide customers with declarations of conformity that state the cable meets RoHS requirements and reference the specific directive version (Directive 2015/863 for RoHS 3 compliance), identify the restricted substances that are controlled, and confirm that maximum concentration values are not exceeded in any homogeneous material.

(N)SHTÖU电缆的RoHS合规性超越测试，涵盖在整个供应链中提供合规证据的全面文档系统。电缆制造商必须维护技术文档文件，包括来自原材料供应商的详细材料声明，确认所有购买组件的RoHS合规性，来自认可实验室的测试报告，记录电缆结构中每种均质材料的合规性测试结果，工艺流程文档，证明制造程序防止与受限物质的交叉污染，以及质量管理系统记录，显示实施控制以随着时间的推移保持合规性。制造商向客户提供合格声明，声明电缆符合RoHS要求并参考特定指令版本(指令2015/863用于RoHS 3合规性)，识别受控的受限物质，并确认任何均质材料中未超过最大浓度值。

Market Availability and Commercial Considerations 市场可用性和商业考虑

RoHS-Compliant (N)SHTÖU Cable Products RoHS合规(N)SHTÖU电缆产品

The global cable market now offers extensive availability of (N)SHTÖU cables that meet full RoHS 3 compliance including lead-free and phthalate-free formulations. Major European cable manufacturers including German, Italian, British, and multinational suppliers have completed the transition to RoHS-compliant formulations across their product portfolios, often maintaining the same product designations and specifications while implementing the material changes necessary for regulatory compliance. These manufacturers typically indicate RoHS compliance through product labeling, technical data sheets, and supporting documentation that may include specific statements such as “RoHS 3 compliant,” “lead-free,” “phthalate-free,” or references to compliance with Directive 2015/863. Some manufacturers have adopted enhanced environmental profiles offering additional features beyond minimum RoHS requirements, such as halogen-free formulations that eliminate chlorine and bromine content for applications in enclosed spaces where fire smoke toxicity is a particular concern.

全球电缆市场现在提供符合完整RoHS 3合规性的(N)SHTÖU电缆的广泛可用性，包括无铅和无邻苯二甲酸盐配方。包括德国、意大利、英国和跨国供应商在内的主要欧洲电缆制造商已完成其产品组合中RoHS合规配方的过渡，通常保持相同的产品名称和规格，同时实施监管合规所需的材料变更。这些制造商通常通过产品标签、技术数据表和支持文档指示RoHS合规性，可能包括特定声明，如”RoHS 3合规”、”无铅”、”无邻苯二甲酸盐”或对指令2015/863合规性的引用。一些制造商采用了超出最低RoHS要求的增强环境特征，提供额外功能，如无卤配方，消除氯和溴含量，用于封闭空间中火灾烟雾毒性是特别关注的应用。

Performance and Cost Implications 性能和成本影响

The transition to RoHS-compliant (N)SHTÖU cables has been accomplished without significant compromise to the performance characteristics that make these cables suitable for demanding industrial applications. Modern lead-free and phthalate-free formulations meet or exceed all relevant VDE 0250 Part 814 requirements for mechanical strength, flexibility, environmental resistance, electrical properties, and flame retardancy. In some cases, alternative materials have enabled performance improvements, such as enhanced UV resistance from advanced stabilizer packages or improved low-temperature flexibility from optimized plasticizer selections. The cost impact of RoHS compliance has generally been modest, with material cost increases largely offset by economies of scale as compliant formulations become industry standard and by elimination of segregated inventory management for compliant versus non-compliant products. End users typically experience no significant price premium for RoHS-compliant cables compared to historical products, particularly when considering total cost of ownership including regulatory compliance value, reduced liability risk, and alignment with corporate environmental responsibility goals.

向RoHS合规(N)SHTÖU电缆的过渡已完成，而不会对使这些电缆适合苛刻工业应用的性能特性产生重大影响。现代无铅和无邻苯二甲酸盐配方满足或超过VDE 0250第814部分对机械强度、柔韧性、环境抗性、电气性能和阻燃性的所有相关要求。在某些情况下，替代材料已实现性能改进，例如来自先进稳定剂包装的增强紫外线抗性或来自优化增塑剂选择的改进低温柔韧性。RoHS合规性的成本影响通常是适度的，材料成本增加在很大程度上被规模经济所抵消，因为合规配方成为行业标准，以及消除了合规与不合规产品的分离库存管理。与历史产品相比，最终用户通常不会因RoHS合规电缆而经历显著的价格溢价，特别是考虑到包括监管合规价值、降低责任风险以及与企业环境责任目标一致性在内的总拥有成本。

Regional Regulatory Variations and Global Harmonization 区域监管差异和全球协调

Beyond EU RoHS: International Requirements 超越欧盟RoHS：国际要求

While RoHS originated as a European Union directive, similar hazardous substance restrictions have been adopted by numerous other countries and regions, creating a trend toward global harmonization of environmental requirements for electrical and electronic products. China’s RoHS regulation (officially titled “Administrative Measure on the Restriction of the Use of Hazardous Substances in Electrical and Electronic Products”) came into effect in March 2007 and was significantly updated in January 2016 to more closely align with EU RoHS requirements, including restrictions on the same ten substances and similar maximum concentration limits. Japan’s industrial standards association has established guidelines for restricted substance content in electrical products, and many Japanese manufacturers voluntarily comply with RoHS-equivalent requirements to facilitate international trade. South Korea implemented RoHS-style regulations in January 2008, while India’s e-waste management rules that took effect in October 2016 include RoHS-aligned restrictions on hazardous substances in electrical products. These parallel regulatory developments mean that (N)SHTÖU cables compliant with EU RoHS 3 generally meet or can be readily adapted to meet requirements in other major markets.

虽然RoHS起源于欧盟指令，但许多其他国家和地区已采用类似的有害物质限制，形成了电气和电子产品环境要求全球协调的趋势。中国的RoHS法规(正式名称为”电气电子产品有害物质限制使用管理办法”)于2007年3月生效，并于2016年1月显著更新，以更紧密地与欧盟RoHS要求保持一致，包括对相同十种物质的限制和类似的最大浓度限值。日本工业标准协会已建立电气产品中受限物质含量的指南，许多日本制造商自愿遵守RoHS等效要求以促进国际贸易。韩国于2008年1月实施RoHS式法规，而印度于2016年10月生效的电子废物管理规则包括与RoHS一致的电气产品中有害物质限制。这些平行监管发展意味着符合欧盟RoHS 3的(N)SHTÖU电缆通常满足或可以轻易适应其他主要市场的要求。

Future Regulatory Developments 未来监管发展

The RoHS regulatory framework continues to evolve based on scientific research, risk assessments, and stakeholder input regarding additional substances that may warrant restriction. The European Commission maintains an active process for reviewing candidate substances and considering amendments to the restricted substance list. Medium-chain chlorinated paraffins (MCCPs) have been identified as potential candidates for future inclusion due to concerns about persistence, bioaccumulation, and toxicity. Certain brominated flame retardants beyond PBB and PBDE, including hexabromocyclododecane (HBCDD) and tetrabromobisphenol A (TBBPA), are under evaluation for potential restrictions. The Commission has also considered additional phthalates beyond the four currently restricted, though regulatory action depends on risk assessment outcomes and availability of suitable alternatives. For (N)SHTÖU cable manufacturers and users, staying informed about these potential developments through industry associations, regulatory monitoring services, and engagement with cable suppliers helps ensure proactive planning for future compliance requirements.

RoHS监管框架继续根据科学研究、风险评估以及利益相关者关于可能需要限制的额外物质的意见而演变。欧盟委员会维持一个活跃的流程，用于审查候选物质并考虑对受限物质清单的修正。中链氯化石蜡(MCCPs)已被确定为未来纳入的潜在候选物，因为对持久性、生物累积和毒性的担忧。除PBB和PBDE之外的某些溴化阻燃剂，包括六溴环十二烷(HBCDD)和四溴双酚A(TBBPA)，正在评估潜在限制。委员会还考虑了超出当前限制的四种邻苯二甲酸盐的额外邻苯二甲酸盐，尽管监管行动取决于风险评估结果和合适替代品的可用性。对于(N)SHTÖU电缆制造商和用户，通过行业协会、监管监控服务以及与电缆供应商的合作了解这些潜在发展有助于确保对未来合规要求的主动规划。

Practical Guidance for Compliance Verification 合规验证的实用指南

For Equipment Manufacturers and Integrators 对设备制造商和集成商

Companies incorporating (N)SHTÖU cables into machinery, crane systems, material handling equipment, or other industrial products should implement systematic verification processes to ensure purchased cables meet RoHS 3 requirements. Request RoHS compliance documentation from cable suppliers before placing orders, specifically confirming compliance with Directive 2015/863 including all ten restricted substances. Review supplier technical documentation packages to verify they include material declarations, test reports from accredited laboratories, and clear statements of conformity covering both lead-free and phthalate-free requirements. Conduct incoming inspection procedures that may include spot-checking cable markings and labels to confirm they indicate RoHS compliance, random sampling and testing of received cable lots using XRF analysis or laboratory services to verify compliance claims, and documentation review to ensure certificates and test reports match the specific cable part numbers and manufacturing dates of received products. Maintain records of supplier compliance documentation as part of technical files supporting CE marking declarations for complete equipment assemblies that incorporate cables as components.

将(N)SHTÖU电缆并入机械、起重机系统、物料搬运设备或其他工业产品的公司应实施系统验证流程，以确保购买的电缆符合RoHS 3要求。在下订单之前向电缆供应商索取RoHS合规文档，特别是确认符合指令2015/863，包括所有十种受限物质。审查供应商技术文档包，以验证它们包括材料声明、来自认可实验室的测试报告以及涵盖无铅和无邻苯二甲酸盐要求的明确合格声明。进行进货检查程序，可能包括抽查电缆标记和标签以确认它们指示RoHS合规性，使用XRF分析或实验室服务对收到的电缆批次进行随机采样和测试以验证合规性声明，以及文档审查以确保证书和测试报告与收到产品的特定电缆部件号和制造日期匹配。维护供应商合规文档记录，作为支持将电缆作为组件并入的完整设备组件CE标志声明的技术文件的一部分。

For End Users and Facility Operators 对最终用户和设施运营商

Mining operations, ports, manufacturing facilities, and other industrial sites using (N)SHTÖU cables in their infrastructure should work with qualified suppliers and contractors who understand RoHS requirements and can provide compliant products. When specifying cable requirements for new installations or replacement applications, include explicit requirements for RoHS 3 compliance in procurement specifications and request documentation confirming compliance from successful bidders. For existing installations where cable replacement is planned, consider transitioning to RoHS-compliant cables even if not strictly required by regulation, as this aligns with corporate environmental responsibility commitments and simplifies long-term procurement and inventory management. Recognize that RoHS-compliant (N)SHTÖU cables provide equivalent or superior performance compared to legacy products while offering the additional benefits of reduced environmental impact and alignment with global trends toward elimination of hazardous substances from industrial products.

在其基础设施中使用(N)SHTÖU电缆的采矿作业、港口、制造设施和其他工业场所应与了解RoHS要求并能提供合规产品的合格供应商和承包商合作。在为新安装或更换应用指定电缆要求时，在采购规范中包括对RoHS 3合规性的明确要求，并要求成功投标人提供确认合规性的文档。对于计划更换电缆的现有安装，即使不严格受法规要求，也应考虑过渡到RoHS合规电缆，因为这与企业环境责任承诺保持一致，并简化长期采购和库存管理。认识到RoHS合规(N)SHTÖU电缆提供与传统产品相当或优越的性能，同时提供减少环境影响以及与从工业产品中消除有害物质的全球趋势保持一致的额外好处。

Conclusion 结论

The comprehensive analysis presented in this technical article demonstrates that (N)SHTÖU control cables manufactured with contemporary materials and processes are fully capable of achieving complete RoHS 3 compliance, including both lead-free and phthalate-free formulations. The cable industry has successfully addressed the technical challenges associated with eliminating restricted substances while maintaining the exceptional mechanical properties, environmental durability, oil resistance, and operational reliability that characterize these specialized industrial cables. Modern (N)SHTÖU cables employ lead-free conductor tinning, reformulated EPR insulation compounds that eliminate lead-based stabilizers, and advanced outer sheath materials using alternative plasticizers that replace the four phthalates restricted under Directive 2015/863.

本技术文章中提出的综合分析表明，使用现代材料和工艺制造的(N)SHTÖU控制电缆完全能够实现完整的RoHS 3合规性，包括无铅和无邻苯二甲酸盐配方。电缆行业已成功解决了与消除受限物质相关的技术挑战，同时保持表征这些专业工业电缆的卓越机械性能、环境耐久性、耐油性和操作可靠性。现代(N)SHTÖU电缆采用无铅导体镀锡、消除铅基稳定剂的重新配制EPR绝缘化合物，以及使用替代增塑剂的先进外护套材料，取代指令2015/863下限制的四种邻苯二甲酸盐。

Manufacturers, equipment integrators, and end users can confidently specify and procure RoHS-compliant (N)SHTÖU cables from established suppliers who provide comprehensive compliance documentation and testing verification. The transition to environmentally responsible formulations has been accomplished without performance compromise or significant cost penalty, representing a success story in the cable industry’s response to evolving environmental regulations. As RoHS requirements continue to spread globally and as additional substances come under regulatory scrutiny, the cable industry’s proven ability to innovate and adapt ensures that (N)SHTÖU cables will continue meeting both performance and environmental compliance requirements for demanding industrial applications worldwide.

制造商、设备集成商和最终用户可以自信地从提供全面合规文档和测试验证的知名供应商处指定和采购RoHS合规(N)SHTÖU电缆。向环境责任配方的过渡已完成，而不会影响性能或产生显著成本损失，代表了电缆行业对不断演变的环境法规响应的成功故事。随着RoHS要求在全球范围内继续传播以及额外物质受到监管审查，电缆行业经过验证的创新和适应能力确保(N)SHTÖU电缆将继续满足全球苛刻工业应用的性能和环境合规要求。