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ZW7-33kV戶外中壓真空斷路器 – 廠商直銷, 認證齊全, 可出口
簡短的介紹:
Our ZW7-33kV Outdoor Medium Voltage Vacuum Circuit Breaker is a high-reliability switching and protection device specially developed for 33kV, 50Hz three-phase AC outdoor power systems. As a classic model of outdoor vacuum circuit breakers, it adopts advanced vacuum arc-extinguishing technology, featuring no gas leakage, no environmental pollution, and ultra-fast arc extinction. Equipped with a high-strength spring operating mechanism, the ZW7-33kV has stable action, high mechanical accuracy, and strong anti-jamming performance. The enclosure is made of high-quality 304 stainless steel, treated with anti-corrosion and anti-pollution coating, with IP67 protection grade, which can adapt to harsh outdoor environments such as high altitude, heavy pollution, 沿海鹽霧, and extreme temperature. 符合IEC標準 62271-100 和國標 1984 標準, ZW7-33kV廣泛應用於33kV戶外變電站, 輸電線路, 工礦企業, 和新能源項目, 提供安全, 穩定高效能保障33kV電網運行.
1. Product Overview 產品概述
ZW7-33kV戶外中壓真空斷路器是33kV中壓配電網中的核心設備, 主要用於關閉, 承載和分斷正常負載電流, 並在電力系統故障時快速切斷短路電流和過載電流, 避免故障擴大，保護電網設備安全運行. 該產品整合真空滅弧室, 彈簧操作機構, 矽橡膠絕緣套管與不銹鋼外殼為一體結構, 設計緊湊, 體積小、重量輕, 方便吊掛, 安裝及運輸. The fully sealed enclosure design effectively isolates moisture, 灰塵, corrosive gases and other harmful substances, ensuring long-term stable operation of the equipment in outdoor harsh environments. The ZW7-33kV supports manual, electric and remote control operation (選修的), and can be seamlessly connected with intelligent grid systems, which is suitable for both traditional power grid transformation and new intelligent power grid construction.
ZW7-33kV户外中压真空断路器是33kV中压配电网的核心设备，主要用于接通、承載和分斷正常負載電流，以及电力系统发生故障时，快速切斷短路電流、过载电流，避免故障扩大，保护电网设备安全运行。产品将真空灭弧室、弹簧操动机构、硅橡胶绝缘套管与不锈钢外壳集成一体，设计紧凑、體積小、重量輕，便于吊装、安装和运输。全密封外壳设计，有效隔绝水分、灰塵、腐蚀性气体等有害物质，确保设备在户外恶劣环境下长期稳定运行。ZW7-33kV支持手动、电动及远程控制操作（可选配），可与智能电网系统无缝对接，适配传统电网改造与新型智能电网建设双重场景。
2. Core Features 核心特點
1. Excellent Vacuum Arc-Extinguishing Performance（真空滅弧性能優異）
ZW7-33kV adopts high-quality ceramic vacuum interrupter with vacuum degree ≤10⁻⁵ Pa, which can extinguish arc within 2ms, with no arc reburning and no harmful gas emission during operation, environmental protection and pollution-free. The rated short-circuit breaking current reaches 25kA/31.5kA, and it can withstand multiple fault breaking operations without maintenance, which effectively ensures the reliability of power grid protection.
ZW7-33kV采用优质陶瓷真空灭弧室，真空度≤10⁻⁵ Pa，2毫秒内即可完成灭弧，無電弧重燃現象，運轉過程中不產生有害氣體，環保無污染。额定短路开断电流达25kA/31.5kA，可承受多次故障开断操作而无需维护，有效保障电网保护的可靠性。
2. High-Strength Spring Operating Mechanism（高强度弹簧操动机构）
Equipped with integral cast aluminum spring operating mechanism, which has stable mechanical performance, high action accuracy and strong anti-jamming ability. The mechanical life is ≥12000 times, the electrical life is ≥4000 times, and it is lubricated for life, no need for regular maintenance, which greatly reduces the operation and maintenance cost of the equipment.
配备整体铸铝弹簧操动机构，機械性質穩定、動作精度高、抗卡滞能力强，机械寿命≥12000次，电气寿命≥4000次，终身润滑，無需定期維護，大幅降低设备运维成本。
3. Strong Environmental Adaptability（環境適應力極強）
The enclosure is made of 304 stainless steel, 靜電噴塗防腐防污塗層處理, 防護等級高達IP67, which can withstand temporary flooding (≤1.5m) 和極端的溫度變化 (-45℃～+75℃). 矽橡膠絕緣套管具有優良的疏水性和抗污染性能, 爬電距離≥1000mm, 滿足IV級污染要求, 適合高海拔 (≤4000米), 沿海鹽霧, 重工業污染等惡劣環境.
外壳采用304不锈钢材质，经静电喷涂防腐防污涂层处理，防护等级达IP67，可承受短时积水浸泡（≤1.5m）与极端温变（-45℃~+75℃）；硅橡胶绝缘套管具备优异的憎水性和防污性能，爬电距离≥1000mm，符合IV級污穢等級要求，适配高海拔（≤4000m）、沿海鹽霧、工业重污染等恶劣环境。
4. 結構緊湊 & Easy Installation（結構緊湊，安裝便利）
採用一體化設計, 體積小、重量輕, which is convenient for hoisting and transportation. 底座設有標準安裝孔, 可快速固定在混凝土基礎或鋼架上. The wiring terminals are clearly marked, and the wiring is simple and convenient, which can greatly shorten the on-site installation and commissioning time.
採用一體化設計，體積小、重量輕，便于吊装和运输；底座設有標準安裝孔，可快速固定於混凝土基礎或鋼架上；接線端子標示清晰，布线简单便捷，可大幅缩短现场安装调试时间。
5. 完善的保護 & Interlocking Functions（保護與連鎖功能完善）
配備完善的過流保護, 短路保護和欠壓保護功能 (選修的), 可快速回應電網各種故障，及時切斷故障電路. 設有可靠的機械聯鎖和電氣聯鎖裝置, 可有效防止帶載合閘等誤操作, 接地開關閉合時分閘, 並確保操作人員和設備的安全.
具備完善的過電流保護、短路保護、欠電壓保護功能（選配），可快速回應電網各類故障，及時切割故障電路；配備可靠的機械連鎖和電氣連鎖裝置，可有效防止帶負載合閘、附接地開關合閘等誤操作，保障操作人員及設備安全。
6. Intelligent Upgrade Compatibility（智慧型升級相容）
ZW7-33kV支援智慧升級, 並可配備CT/PT模組, 無線通訊模組 (4G/5G/LoRa) 並可依使用者需求提供遠端監控終端, 實現設備運作狀態即時監控, 故障警報, 數據記錄和遠端控制, 適合智慧電網建設.
ZW7-33kV支持智能升级，可根据用户需求选配CT/PT模块、无线通信模块（4G/5G/LoRa）及远程监测终端，实现设备运行状态实时监测、故障报警、数据记录及远程控制，适配智能电网建设需求。
3. Technical Parameters 技術參數
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Item 項目
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Specification 技術指標
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|---|---|
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Product Model 產品型號
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ZW7-33kV（Um=40.5kV）
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Rated Voltage 額定電壓
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33電壓
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Rated Frequency 額定頻率
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50赫茲 / 60Hz（可選）
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Rated Current 額定電流
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630一個 / 1250一個 / 2000A（可選）
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Rated Short-Circuit Breaking Current 額定短路開斷電流
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25kA / 31.5kA
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Rated Short-Time Withstand Current 額定短時耐受電流
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25kA / 31.5kA（4秒）
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Rated Peak Withstand Current 額定峰值耐受電流
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63kA / 80kA
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Arc-Extinguishing Medium 滅弧介質
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高真空（≤10⁻⁵ Pa）
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Operating Mechanism 操动机构
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弹簧操动机构（手动/电动可选）
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Mechanical Life 機械壽命
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≥12000次
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Electrical Life 電氣壽命
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≥4000次
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Protection Grade 防護等級
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IP67（外壳）；IP68（套管，可选）
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Ambient Temperature 環境溫度
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-45℃～+75℃
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Applicable Altitude 適用海拔
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≤4000m（可自訂更高海拔）
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Pollution Level 污穢等級
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IV级
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Insulation Level 絕緣水平
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工频耐受电压：95kV（1min）；雷电冲击耐受电压：200電壓
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Enclosure Material 外壳材质
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304不锈钢（标准）；316L不锈钢（沿海专用）
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Execution Standard 執行標準
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國際電工委員會 62271-100、國標 1984、國標/T 11022
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4. Application Scenarios 應用程式場景
1. 33kV戶外變電站：Main switching and protection equipment for 33kV primary and secondary outdoor substations, responsible for grid connection and fault isolation.（33kV户外变电站：33kV一次、二次户外变电站的主开关与保护设备，承担电网连接与故障隔离任务。）
2. 33kV Power Transmission Lines：Line switching, sectionalizing and fault protection for urban and rural 33kV high-voltage transmission lines, improving grid operation reliability.（33kV输电线路：城乡33kV高压输电线路的投切、分段及故障保护，提升电网运行可靠性。）
3. Large Industrial & Mining Enterprises：Power supply protection for steel mills, 地雷, chemical plants and other large enterprises with 33kV incoming lines, ensuring stable power supply for production.（大型工矿企业：33kV进线的钢厂、礦場、化工厂等大型企业的供电保护，保障生產穩定供電。）
4. Renewable Energy Projects：Grid connection protection for large-scale solar farms, wind power plants and other new energy projects, realizing safe and stable grid connection of new energy power.（新能源项目：大型光伏电站、风电场等新能源项目的并网保护，实现新能源电力安全稳定并网。）
5. Remote & Harsh Environments：Power supply systems in plateaus, deserts, coastal areas and heavy industrial pollution areas, adapting to various harsh outdoor working conditions.（偏远恶劣环境：高原、沙漠、沿海及工业重污染地区的供电系统，適配各類惡劣戶外工況。）
6. Smart Grid Construction：Intelligent distribution networks requiring remote control, status monitoring and data analysis, supporting the construction of smart cities and smart grids.（智能电网建设：需要远程控制、状态监测及数据分析的智能配电网，支撑智慧城市与智能电网建设。）
5. After-Sales Service 售後服務
1. 廠商直供 & 品質保證：All ZW7-33kV products are produced in strict accordance with IEC and GB standards, 和 100% 出廠前經過工廠測試. We provide complete certification documents, including type test report, factory test report and product certificate. The vacuum interrupter and spring operating mechanism enjoy a 2-year free warranty, and lifelong maintenance service is provided.（工厂直供&品質保障：所有ZW7-33kV产品严格按IEC及国家标准生产，出厂前100%检测，提供型式試驗報告、出廠試驗報告、产品合格证等齐全资质；真空灭弧室与弹簧操动机构享2年免费质保，提供终身维修服务。）
2. 客製化服務：According to the user’s actual power grid configuration, 額定電流, 短路開斷電流, 高度, pollution level and other requirements, we provide personalized customization services for ZW7-33kV, including parameter adjustment, material replacement and intelligent function configuration. For export orders, we can customize parameters and certificates according to local grid standards and import requirements.（定制化服务：根据用户实际电网配置、額定電流、短路開斷電流、海拔、污秽等级等要求，提供ZW7-33kV个性化定制服务，包括参数调整、材质更换、智能功能配置；出口订单可根据当地电网标准及进口要求，定制参数与资质文件。）
3. On-Site Technical Support：專業技術團隊提供現場安裝指導, 接線調試, operation training and technical consultation services to ensure the product is installed and put into operation smoothly. For overseas projects, we can arrange technical personnel to go abroad for on-site guidance, or provide 7×24 hours online video guidance.（现场技术支持：專業技術團隊提供現場安裝指導、接線調試、操作訓練及技術諮詢服務，確保產品順利安裝投運；海外项目可安排技术人员出国现场指导，或提供7×24小时在线视频指导。）
4. 備件供應 & Emergency Response：We have a complete spare parts supply system, with long-term supply of vacuum interrupters, silicone rubber bushings, spring operating mechanism components, seals and other spare parts for ZW7-33kV. 對於產品故障, we respond within 24 hours and arrange spare parts delivery and on-site maintenance in a timely manner to minimize equipment downtime.（备品备件供应&应急响应：擁有完善的備品備品供應體系，长期供应ZW7-33kV真空灭弧室、硅橡胶套管、弹簧操动机构部件、密封件等備品備品；針對產品故障，24小時內回應，及时安排备品备件配送及现场维修，最大限度减少设备停机时间。）
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