CATAGÓIRÍ
TÁIRGÍ RÁTHAÍOCHTA
33kV Outdoor High Voltage Metering Box JLS-35 | Oil-Immersed Combined Transformer Metering Equipment
Short Description:
Our 33kV outdoor high voltage metering box JLS-35 is a dedicated metering equipment integrating oil-immersed combined transformers, specially designed for 33kV outdoor high voltage power supply scenarios. It is mainly used for accurate metering of electric energy in 33kV high voltage lines, integrating voltage transformer (VT) and current transformer (CT) into one, with compact structure and convenient installation. Adopting high-quality oil-immersed insulation technology and high-precision metering core, it features accurate metering, excellent insulation performance, strong corrosion resistance, good outdoor environmental adaptability (-30℃ ~ +60℃), waterproof, dustproof, anti-aging and low maintenance cost. The product complies with national high voltage metering standards and 33kV power grid operation requirements, is equipped with reliable sealing and protection structure, supports long-term outdoor stable operation, and is factory-direct supplied with complete quality assurance and perfect after-sales service, providing accurate and reliable electric energy metering guarantee for 33kV outdoor power grids, industrial and mining enterprises, power transmission and distribution stations and other fields.
1. Product Overview 产品概述
Our 33kV outdoor high voltage metering box JLS-35 is a integrated combined metering equipment, which adopts oil-immersed insulation structure and integrated metering mode, independently developed and manufactured for 33kV outdoor high voltage power metering scenarios. It is widely used in outdoor 33kV high voltage lines, such as urban and rural medium-high voltage distribution networks, large industrial and mining enterprises, power transmission and distribution stations, rural power grids and remote area power supply lines. As a dedicated high voltage metering equipment for 33kV level, it integrates voltage transformer and current transformer into one, which not only realizes accurate metering of active power and reactive power of 33kV high voltage electric energy, but also has the functions of voltage and current sampling, providing accurate data support for electric energy settlement and 33kV power grid operation management. The product adopts high-quality cold-rolled silicon steel sheet as the metering core, matching with high-purity copper winding and high-grade insulating oil, and is equipped with a sealed metal tank body, which has the characteristics of compact structure, small volume, convenient installation, accurate metering, strong environmental adaptability and durable use. It can reliably operate under outdoor harsh conditions such as wind, rain, high temperature, low temperature and salt spray, ensuring the accuracy and stability of electric energy metering for a long time.
本公司33kV户外高压计量箱JLS-35是一款集成式组合计量设备，采用油浸式绝缘结构、一体化计量方式，专为33kV户外高压电能计量场景自主研发生产。广泛应用于户外33kV高压线路，如城乡中高压配电网、大型工矿企业、输配电站点、农村电网及偏远地区供电线路等。作为33kV等级专用高压计量设备，其将电压互感器与电流互感器集成一体，既实现了33kV高压电能有功、无功功率的精准计量，又具备电压、电流取样功能，为电能结算、33kV电网运行管理提供精准数据支撑。产品采用优质冷轧硅钢片作为计量铁芯，搭配高纯度铜绕组及高档绝缘油，配备密封式金属箱体，具备结构紧凑、体积小、安装便捷、计量精准、环境适应性强、经久耐用等特点，可在户外风、雨、高温、低温、盐雾等恶劣条件下可靠运行，长期保障电能计量的准确性与稳定性。
2. Core Features 核心特点
1. Accurate Metering, High Precision（计量精准，精度等级高）
Adopting integrated combined metering structure, specially designed for 33kV high voltage metering scenarios, with reasonable metering structure design and strong adaptability to 33kV power grid voltage. The metering core is made of high-quality cold-rolled oriented silicon steel sheet, with low loss, high magnetic conductivity and stable metering performance; the winding is made of high-purity copper wire, with good electrical conductivity and small contact resistance, ensuring the accuracy of voltage and current sampling under 33kV high voltage conditions. The product meets the national metering level requirements (0.2S/0.5S level), and the metering error is small, which can realize accurate metering of electric energy and meet the needs of electric energy settlement and power grid management.
采用一体化组合计量结构，专为33kV高压计量场景设计，计量结构设计合理，适配33kV电网电压特性。计量铁芯选用优质冷轧取向硅钢片，损耗低、导磁率高、计量性能稳定；绕组采用高纯度铜线，导电性能优良、接触电阻小，确保33kV高压工况下电压、电流取样精准。产品符合国家计量等级要求（0.2S/0.5S级），计量误差小，可实现电能精准计量，满足电能结算、电网管理需求。
2. Oil-Immersed Insulation, Safe and Reliable（油浸式绝缘，安全可靠）
Aiming at the 33kV high voltage level, adopting advanced oil-immersed insulation technology, the internal metering components (voltage transformer, current transformer) are completely immersed in high-grade insulating oil, which has excellent insulation performance, high insulation strength and strong anti-breakdown capacity, effectively avoiding electric leakage, short circuit and other hazards under 33kV high voltage conditions. The insulating oil has good thermal conductivity and stability, which can quickly dissipate the heat generated during operation, prevent component aging caused by overheating, and ensure the safe and reliable long-term operation of the product in 33kV high voltage scenarios.
针对33kV高压等级，采用先进油浸式绝缘工艺，内部计量元件（电压互感器、电流互感器）完全沉浸于高档绝缘油中，绝缘性能优异、绝缘强度高、抗击穿能力强，有效杜绝33kV高压工况下的漏电、短路等隐患。绝缘油导热性、稳定性好，可快速散出运行过程中产生的热量，防止过热导致元件老化，保障产品在33kV高压场景下长期安全可靠运行。
3. Outdoor Special Protection, Durable in Use（户外专用防护，经久耐用）
The tank body is made of high-quality cold-rolled steel sheet or stainless steel, with integral stamping and welding forming, high mechanical strength and strong anti-deformation capacity, which can withstand outdoor harsh environment impact. The surface is treated with special anti-corrosion, anti-rust and anti-ultraviolet coating, which can effectively resist the erosion of outdoor wind, rain, snow, salt spray and ultraviolet rays, and has good waterproof, dustproof and anti-aging performance (protection grade IP54/IP65). The product is designed for outdoor long-term use, with strong environmental adaptability, and can adapt to various harsh outdoor 33kV power supply environments.
箱体采用优质冷轧钢板或不锈钢材质，整体冲压焊接成型，机械强度高、抗变形能力强，可承受户外恶劣环境冲击。表面经特殊防腐、防锈、抗紫外线涂层处理，可有效抵御户外风、雨、雪、盐雾、紫外线的侵蚀，具备良好的防水、防尘、抗老化性能（防护等级IP54/IP65）。产品专为户外长期使用设计，环境适应性强，可适配各类恶劣户外33kV供电环境。
4. Integrated Structure, Convenient Installation（集成式结构，安装便捷）
Integrate voltage transformer (VT) and current transformer (CT) into one body, adopting integrated combined design, with compact structure and small volume, which greatly saves installation space and reduces installation difficulty. The product is equipped with standard mounting brackets and connecting terminals, which is convenient for on-site installation, wiring and debugging, and reduces the installation cost and construction period. It can be directly installed on outdoor electric poles or concrete bases, adapting to various outdoor 33kV high voltage line installation scenarios.
将电压互感器（VT）与电流互感器（CT）集成一体，采用一体化组合式设计，结构紧凑、体积小，大幅节省安装空间，降低安装难度。产品配备标准安装支架及接线端子，便于现场安装、接线及调试，降低安装成本与施工周期，可直接安装于户外电杆或混凝土基础上，适配各类户外33kV高压线路安装场景。
5. Low Maintenance, Long Service Life（低维护，长使用寿命）
The whole machine adopts a fully sealed structure, and the internal insulating oil has good stability and long service life, which only needs regular oil sampling detection and supplementary oil, without frequent replacement; the external tank body has strong anti-corrosion and anti-aging performance, and daily maintenance only needs simple inspection and cleaning, without complex disassembly and overhaul. The metering core and winding are made of high-quality materials, with good wear resistance and aging resistance, and the designed service life is more than 20 years, which can meet the long-term metering needs of 33kV power grids.
整机采用全密封结构，内部绝缘油稳定性好、使用寿命长，仅需定期进行油样检测及补油，无需频繁更换；外部箱体抗腐蚀、抗老化性能强，日常维护仅需简单巡检、清洁，无需复杂拆解大修。计量铁芯、绕组选用优质材料，耐磨性、抗老化性好，设计使用寿命超20年，可满足33kV电网长期计量需求。
6. Standard Compliance, Complete Certifications（符合标准，资质齐全）
The product is designed and manufactured in strict accordance with national standards (GB/T 17215, GB/T 1207) and industry standards, complying with the relevant requirements of 33kV high voltage metering equipment and power grid operation. It has passed the national metering certification, type test and other related tests, with complete qualification certificates (such as metering certificate, type test report), which can be directly put into use in 33kV high voltage metering scenarios and meet the requirements of electric power department inspection.
产品严格按国家标准（GB/T 17215、GB/T 1207）及行业标准设计制造，符合33kV高压计量设备及电网运行相关要求，通过国家计量认证、型式试验等相关检测，资质证书齐全（如计量证书、型式试验报告），可直接投入33kV高压计量场景使用，满足电力部门检验要求。
3. Technical Parameters 技术参数
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Item 项目
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Specification 技术指标
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|---|---|
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Product Model 产品型号
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JLS-35
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Rated Voltage 额定电压
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33kV（三相）
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Rated Frequency 额定频率
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50Hz
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Metering Mode 计量方式
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Combined integrated metering (VT+CT) 组合式一体化计量（电压+电流互感器集成）
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Metering Accuracy Class 计量精度等级
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Voltage transformer: 0.2S/0.5S; Current transformer: 0.2S/0.5S 电压互感器：0.2S/0.5S；电流互感器：0.2S/0.5S
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Rated Primary Current 额定一次电流
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5A/10A/20A/30A/50A/100A/200A（可定制）
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Rated Secondary Current 额定二次电流
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5A/1A
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Rated Secondary Voltage 额定二次电压
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100V
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Insulation Mode 绝缘方式
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Oil-immersed insulation 油浸式绝缘
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Insulation Medium 绝缘介质
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High-grade transformer oil 高档变压器油
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Protection Grade 防护等级
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IP54/IP65
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Ambient Temperature 环境温度
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-30℃ ~ +60℃
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Tank Material 箱体材质
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Cold-rolled steel sheet / Stainless steel 冷轧钢板/不锈钢
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Design Service Life 设计使用寿命
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≥20 years
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4. Application Scenarios 应用场景
1. Outdoor 33kV high voltage distribution lines of urban and rural medium-high voltage power grids, used for electric energy metering of large residential communities and industrial concentration areas（城乡中高压电网户外33kV高压配电线，用于大型住宅小区、工业集中区的电能计量）
2. 33kV high voltage power supply lines of large industrial and mining enterprises, workshops and factories, used for electric energy metering and settlement (adapting to 33kV high voltage operation requirements)（大型工矿企业、车间厂房33kV高压供电线路，用于电能计量与结算，适配33kV高压运行需求）
3. Outdoor 33kV high voltage lines of power transmission and distribution stations, substation outgoing lines and remote area power supply lines, used for electric energy metering and grid management（输配电站点、变电站出线及偏远地区供电线路户外33kV高压线路，用于电能计量与电网管理）
4. 33kV high voltage power supply lines of rural power grids, large-scale agricultural irrigation and rural public facilities, adapting to outdoor harsh environments（农村电网、大型农业灌溉、农村公共设施33kV高压供电线路，适配户外恶劣环境）
5. Other outdoor 33kV high voltage metering scenarios that require oil-immersed insulation protection and integrated combined transformer metering（其他需要油浸式绝缘防护、组合式互感器计量的户外33kV高压计量场景）
5. After-Sales Service 售后服务
1. Factory Direct Supply & Quality Assurance：All JLS-35 oil-immersed high voltage metering boxes are produced in strict accordance with national standards and industry standards, fully complying with 33kV power grid operation requirements, with complete qualification certificates (such as metering certificate, type test report), and provide one-year free warranty and lifelong maintenance service. We also provide regular inspection services to ensure the accuracy and stability of metering.（工厂直供&品质保障：所有JLS-35油浸式高压计量箱严格按国家标准、行业标准生产，完全适配33kV电网运行要求，资质证书齐全（如计量证书、型式试验报告），提供一年免费质保、终身维修服务，同时提供定期巡检服务，保障计量精准稳定。）
2. Customized Solution：According to the customer’s actual 33kV power grid configuration, rated current, metering accuracy requirements, installation scenario (such as coastal area, alpine area) and tank material requirements, provide personalized product customization services, and optimize the product parameters to meet the customer’s special needs for 33kV high voltage metering.（定制化解决方案：根据客户实际33kV电网配置、额定电流、计量精度要求、安装场景（如沿海地区、高寒地区）及箱体材质需求，提供个性化产品定制服务，优化产品参数，满足客户33kV高压计量的特殊需求。）
3. Professional Technical Support：Have a professional after-sales technical team with rich experience in 33kV high voltage metering equipment, providing on-site installation guidance, wiring debugging, metering calibration, technical consultation and fault maintenance services. We respond to technical problems within 24 uair an chloig, and send technicians to the site for disposal in case of on-site faults.（专业技术支持：拥有具备33kV高压计量设备丰富经验的专业售后技术团队，提供现场安装指导、接线调试、计量校准、技术咨询、故障维修服务；24小时内响应技术问题，现场故障派遣技术人员上门处置。）
4. Timely Spare Parts Supply：Set up a nationwide spare parts warehouse, stock a large number of spare parts and wearing parts (such as high-grade transformer oil, seals, connecting terminals), ensure the timely supply of spare parts, and provide door-to-door delivery service, reducing the equipment downtime caused by spare parts shortage.（备品备件及时供应：设立全国性备品备件仓库，储备大量备品、易损件（如高档变压器油、密封件、接线端子），保障备品备件及时供应，并提供上门配送服务，减少因备件缺失造成的设备停机时间。）
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