KATEGORIEë
UITSTEKENDE PRODUKTE
ZW7-33kV Buitelug Medium Spanning Vakuum Stroombreker – Fabriek direk, Volledige sertifisering, Uitvoerbaar
Kort beskrywing:
Ons ZW7-33kV Buitelug-mediumspanning vakuumstroombreker is 'n hoëbetroubare skakel- en beskermingstoestel wat spesiaal ontwikkel is vir 33kV, 50Hz drie-fase AC buite kragstelsels. As 'n klassieke model van buite-vakuum stroombrekers, dit neem gevorderde vakuumboog-blustegnologie aan, met geen gaslekkasie nie, geen omgewingsbesoedeling nie, en ultra-vinnige booguitwissing. Toegerus met 'n hoë-sterkte veer bedieningsmeganisme, die ZW7-33kV het stabiele aksie, hoë meganiese akkuraatheid, en sterk werkverrigting teen versteuring. Die omhulsel is van hoë gehalte gemaak 304 vlekvrye staal, behandel met anti-roes en anti-besoedeling coating, met IP67-beskermingsgraad, wat kan aanpas by strawwe buitelugomgewings soos hoë hoogte bo seespieël, swaar besoedeling, kussoutsproei, en uiterste temperatuur. Voldoen aan IEC 62271-100 en GB 1984 standaarde, the ZW7-33kV is widely used in 33kV outdoor substations, power transmission lines, nywerheids- en mynbou-ondernemings, and new energy projects, providing safe, stable and efficient protection for 33kV power grid operation.
1. Produk Oorsig Produk Oorsig
ZW7-33kV Outdoor Medium Voltage Vacuum Circuit Breaker is a core equipment in 33kV medium voltage power distribution networks, mainly used to close, carry and break normal load current, and quickly cut off short-circuit current and overload current when the power system fails, so as to avoid fault expansion and protect the safe operation of power grid equipment. The product integrates vacuum interrupter, spring operating mechanism, silicone rubber insulation bushings and stainless steel enclosure into an integrated structure, with compact design, small volume and light weight, which is convenient for hoisting, installation and transportation. Die volledig verseëlde omhulselontwerp isoleer vog effektief, stof, korrosiewe gasse en ander skadelike stowwe, verseker langtermyn stabiele werking van die toerusting in harde buitelug omgewings. Die ZW7-33kV ondersteun handleiding, elektriese en afstandbeheer werking (opsioneel), en kan naatloos verbind word met intelligente roosterstelsels, wat geskik is vir beide tradisionele kragnetwerktransformasie en nuwe intelligente kragnetwerkkonstruksie.
ZW7-33kV buite medium spanning vakuum stroombreker is die kern toerusting van die 33kV medium spanning verspreiding netwerk，Word hoofsaaklik gebruik om aan te sluit、Dra en breek normale lasstroom，en wanneer kragstelsel misluk，快速切断短路电流、过载电流，避免故障扩大，保护电网设备安全运行。Die produk sal 'n vakuumonderbreker wees、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、Klein grootte、ligte gewig，便于吊装、安装和运输。全密封外壳设计，有效隔绝水分、stof、腐蚀性气体等有害物质，Verseker langtermyn stabiele werking van toerusting in moeilike buitelugomgewings。ZW7-33kV ondersteun handleiding、Elektriese en afstandbeheer (opsioneel)，Kan naatloos verbind word met slimnetwerkstelsels，Pas aan by dubbele scenario's van tradisionele kragnetwerktransformasie en nuwe slimnetwerkkonstruksie。
2. Kernkenmerke Kernkenmerke
1. Uitstekende vakuumboogblusprestasie
ZW7-33kV gebruik hoë-gehalte keramiek vakuum onderbreker met vakuum graad ≤10⁻⁵ Pa, wat boog binne 2ms kan blus, 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，Geen herontstekingsverskynsel nie，运行过程中不产生有害气体，环保无污染。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，机械性能稳定、动作精度高、抗卡滞能力强，机械寿命≥12000次，电气寿命≥4000次，终身润滑，无需定期维护，大幅降低设备运维成本。
3. Strong Environmental Adaptability（环境适应性极强）
The enclosure is made of 304 vlekvrye staal, treated with electrostatic spraying anti-corrosion and anti-pollution coating, met beskermingsgraad tot IP67, which can withstand temporary flooding (≤1.5m) and extreme temperature changes (-45℃ ~ +75℃). The silicone rubber insulation bushings have excellent hydrophobicity and anti-pollution performance, creepage distance ≥1000mm, voldoen aan die vereistes van besoedelingsvlak IV, suitable for high altitude (≤4000m), kussoutsproei, heavy industrial pollution and other harsh environments.
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，Voldoen aan vlak IV-besoedelingsvlakvereistes，适配高海拔（≤4000m）、kussoutsproei、工业重污染等恶劣环境。
4. Kompakte struktuur & Maklike installasie (kompak，Maklik om te installeer)
Adopts integrated design, small volume and light weight, which is convenient for hoisting and transportation. The base is equipped with standard mounting holes, which can be quickly fixed on the concrete foundation or steel frame. The wiring terminals are clearly marked, and the wiring is simple and convenient, which can greatly shorten the on-site installation and commissioning time.
采用一体化设计，Klein grootte、ligte gewig，便于吊装和运输；底座设有标准安装孔，可快速固定于混凝土基础或钢架上；接线端子标识清晰，布线简单便捷，可大幅缩短现场安装调试时间。
5. Perfect Protection & Interlocking Functions（保护与联锁功能完善）
Equipped with perfect overcurrent protection, short-circuit protection and undervoltage protection functions (opsioneel), which can quickly respond to various faults of the power grid and cut off the fault circuit in time. It is equipped with reliable mechanical interlocking and electrical interlocking devices, which can effectively prevent misoperations such as closing with load, opening with ground switch closed, and ensure the safety of operators and equipment.
具备完善的过电流保护、短路保护、欠电压保护功能（可选配），可快速响应电网各类故障，及时切断故障电路；配备可靠的机械联锁和电气联锁装置，可有效防止带负荷合闸、带接地开关合闸等误操作，Verseker die veiligheid van operateurs en toerusting。
6. Intelligent Upgrade Compatibility（智能升级兼容）
The ZW7-33kV supports intelligent upgrade, and can be equipped with CT/PT modules, wireless communication modules (4G/5G/LoRa) en afstandmoniteringterminale volgens gebruikersbehoeftes, real-time monitering van toerusting se bedryfstatus, fout alarm, data-opname en afstandbeheer, wat geskik is vir slimnetwerkkonstruksie.
ZW7-33kV ondersteun intelligente opgradering，CT/PT-modules kan gekies word volgens gebruikersbehoeftes、Draadlose kommunikasiemodule (4G/5G/LoRa) en afstandmoniteringterminaal，Intydse monitering van toerusting se bedryfstatus、Fout alarm、Data logging en afstandbeheer，Pas aan by slimnetwerkkonstruksiebehoeftes。
3. Tegniese parameters
|
Item
|
Spesifikasie
|
|---|---|
|
Produk Model Produk Model
|
ZW7-33kV（Um=40.5kV）
|
|
Gegradeerde spanning aangeslane spanning
|
33kV
|
|
Gegradeerde frekwensie Gegradeerde frekwensie
|
50Hz / 60Hz (opsioneel)
|
|
Gegradeerde huidige
|
630A / 1250A / 2000A (opsioneel)
|
|
Gegradeerde kortsluitbreekstroom Gegradeerde kortsluitbreekstroom
|
25kA / 31.5kA
|
|
Gegradeerde korttydweerstandstroom Gegradeerde korttydweerstaanstroom
|
25kA / 31.5kA (4s)
|
|
Gegradeerde piekweerstaanstroom Gegradeerde piekweerstaanstroom
|
63kA / 80kA
|
|
Arc-Extinguishing Medium 灭弧介质
|
高真空（≤10⁻⁵ Pa）
|
|
Operating Mechanism 操动机构
|
弹簧操动机构（手动/电动可选）
|
|
Meganiese Lewe Meganiese Lewe
|
≥12000次
|
|
Electrical Life 电气寿命
|
≥4000次
|
|
Beskermingsgraad
|
IP67（外壳）；IP68（套管，opsioneel)
|
|
Omgewingstemperatuur Omgewingstemperatuur
|
-45℃ ~ +75℃
|
|
Toepaslike hoogte Toepaslike hoogte
|
≤4000m (hoër hoogte kan aangepas word)
|
|
Vlak van besoedeling
|
IV级
|
|
Insulation Level 绝缘水平
|
工频耐受电压：95kV（1min）；雷电冲击耐受电压：200kV
|
|
Enclosure Material 外壳材质
|
304不锈钢（标准）；316L不锈钢（沿海专用）
|
|
Uitvoering Standaard Uitvoering Standaard
|
OVK 62271-100、GB 1984、GB/T 11022
|
4. Toepassingscenario's Toepassingscenario's
1. 33kV Buitelugsubstasies：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 een keer、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 Kragtransmissielyne：Lynwisseling, 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. Groot nywerheid & Mynbou-ondernemings：Kragtoevoerbeskerming vir staalmeulens, myne, chemical plants and other large enterprises with 33kV incoming lines, ensuring stable power supply for production.（大型工矿企业：33Staalaanleg met kV-invoerlyn、myne、化工厂等大型企业的供电保护，Verseker stabiele kragtoevoer vir produksie。）
4. Hernubare Energieprojekte：Grid connection protection for large-scale solar farms, wind power plants and other new energy projects, die realisering van veilige en stabiele netwerkverbinding van nuwe energiekrag. (nuwe energie projek：Groot fotovoltaïese kragstasie、Netverbindingsbeskerming vir nuwe energieprojekte soos windplase，Bereik veilige en stabiele netwerkverbinding van nuwe energiekrag。）
5. Afgeleë & Harde omgewings：Kragtoevoerstelsels in plato's, woestyne, kusgebiede en swaar industriële besoedelingsgebiede, aanpas by verskeie strawwe buite-werksomstandighede.：plato、woestyn、Kragtoevoerstelsels in kus- en nywerheidsgebiede wat swaar besoedelde is，Geskik vir verskeie harde buite werksomstandighede。）
6. Slim roosterkonstruksie：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. Na-verkope diens Na-verkope diens
1. Fabrieks direkte voorsiening & Gehalteversekering：All ZW7-33kV products are produced in strict accordance with IEC and GB standards, en 100% fabriek getoets voordat dit die fabriek verlaat. 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&Gehalteversekering：所有ZW7-33kV产品严格按IEC及国家标准生产，出厂前100%检测，Verskaf tipe toetsverslag、Fabriekstoetsverslag、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. Pasmaakdiens：According to the user’s actual power grid configuration, gegradeerde stroom, short-circuit breaking current, hoogte, 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、Gegradeerde stroom、短路开断电流、hoogte、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：A professional technical team provides on-site installation guidance, wiring debugging, 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：Professionele tegniese span verskaf installasieleiding op die perseel、接线调试、操作培训及技术咨询服务，确保产品顺利安装投运；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. Onderdele Voorsiening & Emergency Response：Ons het 'n volledige onderdele voorsieningstelsel, with long-term supply of vacuum interrupters, silikoon rubber busse, spring operating mechanism components, seals and other spare parts for ZW7-33kV. Vir produkfoute, ons reageer binne 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：Het 'n volledige onderdele voorsieningstelsel，长期供应ZW7-33kV真空灭弧室、Silikoon rubber huls、弹簧操动机构部件、密封件等备品备件；Vir produk mislukking，24Reageer binne ure，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。）
Los jou boodskap
