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ZW32-24 Outdoor High Voltage Vacuum Circuit Breaker (20kV-22kV-24kV)
Short Description:
ZW32-24 Outdoor High Voltage Vacuum Circuit Breaker is a core switching device specially designed for 20kV-22kV-24kV outdoor distribution networks. Using vacuum as the arc-extinguishing medium, it features compact structure, high protection level, strong breaking capacity and wide environmental adaptability. The product is compatible with multiple voltage levels and can meet the needs of 20kV, 22kV and 24kV power distribution scenarios without additional modification. It is widely used in medium and high voltage power distribution systems such as urban and rural distribution networks, industrial and mining enterprises, new energy power stations and rail transit. It can realize line protection and fault breaking, ensure the safe and stable operation of the power system, and has the advantages of convenient maintenance and environmental protection.
一、产品描述（Product Description）
ZW32-24户外高压真空断路器，聚焦20kV-22kV-24kV中高压户外配电场景，核心优势在于多电压等级通用适配，无需针对性改装，大幅提升设备通用性与实用性，降低采购与运维成本。产品采用真空灭弧技术，彻底杜绝SF6气体泄漏带来的环境污染，符合全球低碳发展趋势，灭弧速度快、电寿命长，开断性能稳定，可有效切断短路、过载等故障电流，保障线路安全。
设备采用户外专用密封结构，防护等级达IP67，可有效抵御暴雨、沙尘、暴雪、高温、低温等恶劣天气，适配-40℃~+60℃宽温环境，适用海拔≤4000m，能够适应高海拔、重污染、多极端天气的户外场景，满足不同地域的配电需求。产品结构紧凑、重量轻便，采用户外柱上安装方式，单杆、双杆安装均可，便于现场施工、调试与后期维护，大幅提升施工效率。
配备高性能弹簧操动机构，操作功小、动作灵敏可靠，机械寿命可达10000次以上，无需频繁维护，进一步降低运维成本。该断路器具备优异的绝缘性能与抗干扰能力，适配城乡配网主干线、分支线路改造，工矿企业中高压配电回路，光伏、风电等新能源电站并网接入点，以及轨道交通、机场等重点设施的中高压配电保护，是20kV-22kV-24kV等级户外配电网的理想核心设备。
ZW32-24 Outdoor High Voltage Vacuum Circuit Breaker focuses on 20kV-22kV-24kV medium and high voltage outdoor power distribution scenarios. Its core advantage is universal adaptation to multiple voltage levels, which can meet the needs of different voltage scenarios without targeted modification, greatly improving the versatility and practicality of the equipment and reducing procurement and operation and maintenance costs. Adopting vacuum arc-extinguishing technology, the product completely eliminates environmental pollution caused by SF6 gas leakage, complying with global low-carbon development trends. It has fast arc-extinguishing speed, long electrical life and stable breaking performance, which can effectively cut off fault currents such as short circuits and overloads to ensure line safety.
The equipment adopts a special outdoor sealed structure with a protection level of IP67, which can effectively resist harsh weather such as heavy rain, sand and dust, heavy snow, high temperature and low temperature. It adapts to a wide temperature range of -40℃~+60℃ and an applicable altitude of ≤4000m, and can adapt to outdoor scenarios with high altitude, heavy pollution and multiple extreme weather, meeting the power distribution needs of different regions. With a compact structure and light weight, the product adopts outdoor pole-mounted installation, which can be installed on single poles or double poles, facilitating on-site construction, commissioning and later maintenance, and greatly improving construction efficiency.
Equipped with a high-performance spring operating mechanism, it has small operating energy, sensitive and reliable action, with a mechanical life of more than 10,000 operations, no frequent maintenance required, and further reduces operation and maintenance costs. The circuit breaker has excellent insulation performance and anti-interference ability, and is suitable for urban and rural distribution network trunk line and branch line transformation, medium and high voltage power distribution circuits of industrial and mining enterprises, grid connection points of new energy power stations such as photovoltaic and wind power, and medium and high voltage power distribution protection of key facilities such as rail transit and airports. It is an ideal core equipment for 20kV-22kV-24kV outdoor distribution networks.
二、产品参数表（Product Parameters Table）
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参数项目
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具体参数
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产品型号
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ZW32-24
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额定电压
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24kV（适配20kV-22kV-24kV，最高工作电压27.5kV）
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额定电流
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630A/1250A（主流规格，可定制）
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额定频率
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50Hz/60Hz（可选）
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灭弧介质
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真空
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绝缘介质
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空气/SF6气体（可选）
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额定短路开断电流
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20kA/25kA/31.5kA（可选）
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额定短时耐受电流（4s）
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20kA/25kA/31.5kA
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额定峰值耐受电流
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50kA/63kA/80kA
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操动机构
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弹簧操动机构（手动/电动可选，支持遥控操作）
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机械寿命
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≥10000次
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防护等级
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IP67
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环境温度适应范围
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-40℃~+60℃
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适用海拔
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≤4000m
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执行标准
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GB 1984、GB/T 11022、IEC 62271-100
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安装方式
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户外柱上安装（单杆/双杆可选）
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整体重量
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≤280kg（根据规格略有差异）
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Parameter Items
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Specific Parameters
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Product Model
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ZW32-24
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Rated Voltage
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24kV (Compatible with 20kV-22kV-24kV, Maximum Working Voltage 27.5kV)
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Rated Current
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630A/1250A (Mainstream Specification, Customizable)
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Rated Frequency
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50Hz/60Hz (Optional)
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Arc-Extinguishing Medium
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Vacuum
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Insulation Medium
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Air/SF6 Gas (Optional)
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Rated Short-Circuit Breaking Current
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20kA/25kA/31.5kA (Optional)
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Rated Short-Time Withstand Current (4s)
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20kA/25kA/31.5kA
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Rated Peak Withstand Current
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50kA/63kA/80kA
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Operating Mechanism
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Spring Operating Mechanism (Manual/Electric Optional, Support Remote Control)
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Mechanical Life
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≥10,000 Operations
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Protection Level
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IP67
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Ambient Temperature Adaptation Range
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-40℃~+60℃
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Applicable Altitude
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≤4000m
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Execution Standards
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GB 1984, GB/T 11022, IEC 62271-100
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Installation Method
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Outdoor Pole-Mounted (Single/Double Pole Optional)
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Overall Weight
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≤280kg (Slightly Different According to Specifications)
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